R: Invalidate OSS on RSForm change. Add lazy loading

rsconcept/backend/apps/library/models/LibraryItem.py

@@ -123,3 +123,11 @@ class LibraryItem(Model):
     def versions(self) -> QuerySet[Version]:
         ''' Get all Versions of this item. '''
         return Version.objects.filter(item=self.pk).order_by('-time_create')
+
+    def is_synced(self, target: 'LibraryItem') -> bool:
+        ''' Check if item is synced with target. '''
+        if self.owner != target.owner:
+            return False
+        if self.location != target.location:
+            return False
+        return True

rsconcept/backend/apps/library/tests/s_views/t_library.py

@@ -217,13 +217,10 @@ class TestLibraryViewset(EndpointTester):
 
     @decl_endpoint('/api/library/{item}', method='delete')
     def test_destroy(self):
-        response = self.execute(item=self.owned.pk)
+        self.executeNoContent(item=self.owned.pk)
-        self.assertTrue(response.status_code in [status.HTTP_202_ACCEPTED, status.HTTP_204_NO_CONTENT])
-
         self.executeForbidden(item=self.unowned.pk)
         self.toggle_admin(True)
-        response = self.execute(item=self.unowned.pk)
+        self.executeNoContent(item=self.unowned.pk)
-        self.assertTrue(response.status_code in [status.HTTP_202_ACCEPTED, status.HTTP_204_NO_CONTENT])
 
 
     @decl_endpoint('/api/library/active', method='get')

rsconcept/backend/apps/library/views/library.py

@@ -13,7 +13,7 @@ from rest_framework.decorators import action
 from rest_framework.request import Request
 from rest_framework.response import Response
 
-from apps.oss.models import Operation, OperationSchema
+from apps.oss.models import Operation, OperationSchema, PropagationFacade
 from apps.rsform.models import RSForm
 from apps.rsform.serializers import RSFormParseSerializer
 from apps.users.models import User
@@ -67,6 +67,10 @@ class LibraryViewSet(viewsets.ModelViewSet):
         if update_list:
             Operation.objects.bulk_update(update_list, ['alias', 'title', 'comment'])
 
+    def perform_destroy(self, instance: m.LibraryItem) -> None:
+        PropagationFacade.before_delete_schema(instance)
+        return super().perform_destroy(instance)
+
     def get_permissions(self):
         if self.action in ['update', 'partial_update']:
             access_level = permissions.ItemEditor

rsconcept/backend/apps/oss/models/ChangeManager.py

@@ -1,400 +0,0 @@
-''' Models: Change propagation manager. '''
-from typing import Optional, cast
-
-from cctext import extract_entities
-from rest_framework.serializers import ValidationError
-
-from apps.library.models import LibraryItem
-from apps.rsform.graph import Graph
-from apps.rsform.models import (
-    INSERT_LAST,
-    Constituenta,
-    CstType,
-    RSForm,
-    extract_globals,
-    replace_entities,
-    replace_globals
-)
-
-from .Inheritance import Inheritance
-from .Operation import Operation, OperationType
-from .OperationSchema import OperationSchema
-from .Substitution import Substitution
-
-CstMapping = dict[str, Constituenta]
-CstSubstitution = list[tuple[Constituenta, Constituenta]]
-
-
-class ChangeManager:
-    ''' Change propagation wrapper for OSS. '''
-
-    def __init__(self, model: LibraryItem):
-        self.oss = OperationSchema(model)
-        self.cache = OssCache(self.oss)
-
-    def after_create_cst(self, cst_list: list[Constituenta], source: RSForm) -> None:
-        ''' Trigger cascade resolutions when new constituent is created. '''
-        self.cache.insert(source)
-        inserted_aliases = [cst.alias for cst in cst_list]
-        depend_aliases: set[str] = set()
-        for new_cst in cst_list:
-            depend_aliases.update(new_cst.extract_references())
-        depend_aliases.difference_update(inserted_aliases)
-        alias_mapping: CstMapping = {}
-        for alias in depend_aliases:
-            cst = source.cache.by_alias.get(alias)
-            if cst is not None:
-                alias_mapping[alias] = cst
-        operation = self.cache.get_operation(source)
-        self._cascade_create_cst(cst_list, operation, alias_mapping)
-
-    def after_change_cst_type(self, target: Constituenta, source: RSForm) -> None:
-        ''' Trigger cascade resolutions when constituenta type is changed. '''
-        self.cache.insert(source)
-        operation = self.cache.get_operation(source)
-        self._cascade_change_cst_type(target.pk, target.cst_type, operation)
-
-    def after_update_cst(self, target: Constituenta, data: dict, old_data: dict, source: RSForm) -> None:
-        ''' Trigger cascade resolutions when constituenta data is changed. '''
-        self.cache.insert(source)
-        operation = self.cache.get_operation(source)
-        depend_aliases = self._extract_data_references(data, old_data)
-        alias_mapping: CstMapping = {}
-        for alias in depend_aliases:
-            cst = source.cache.by_alias.get(alias)
-            if cst is not None:
-                alias_mapping[alias] = cst
-        self._cascade_update_cst(target.pk, operation, data, old_data, alias_mapping)
-
-    def before_delete(self, target: list[Constituenta], source: RSForm) -> None:
-        ''' Trigger cascade resolutions before constituents are deleted. '''
-        self.cache.insert(source)
-        operation = self.cache.get_operation(source)
-        self._cascade_before_delete(target, operation)
-
-    def before_substitute(self, substitutions: CstSubstitution, source: RSForm) -> None:
-        ''' Trigger cascade resolutions before constituents are substituted. '''
-        self.cache.insert(source)
-        operation = self.cache.get_operation(source)
-        self._cascade_before_substitute(substitutions, operation)
-
-    def _cascade_before_substitute(
-        self,
-        substitutions: CstSubstitution,
-        operation: Operation
-    ) -> None:
-        children = self.cache.graph.outputs[operation.pk]
-        if len(children) == 0:
-            return
-        self.cache.ensure_loaded()
-        for child_id in children:
-            child_operation = self.cache.operation_by_id[child_id]
-            child_schema = self.cache.get_schema(child_operation)
-            if child_schema is None:
-                continue
-            child_schema.cache.ensure_loaded()
-            new_substitutions = self._transform_substitutions(substitutions, child_operation, child_schema)
-            if len(new_substitutions) == 0:
-                continue
-            self._cascade_before_substitute(new_substitutions, child_operation)
-            child_schema.substitute(new_substitutions)
-
-    def _cascade_create_cst(self, cst_list: list[Constituenta], operation: Operation, mapping: CstMapping) -> None:
-        children = self.cache.graph.outputs[operation.pk]
-        if len(children) == 0:
-            return
-        source_schema = self.cache.get_schema(operation)
-        assert source_schema is not None
-        for child_id in children:
-            child_operation = self.cache.operation_by_id[child_id]
-            child_schema = self.cache.get_schema(child_operation)
-            if child_schema is None:
-                continue
-
-            # TODO: update substitutions for diamond synthesis (if needed)
-
-            self.cache.ensure_loaded()
-            new_mapping = self._transform_mapping(mapping, child_operation, child_schema)
-            alias_mapping = {alias: cst.alias for alias, cst in new_mapping.items()}
-            insert_where = self._determine_insert_position(cst_list[0], child_operation, source_schema, child_schema)
-            new_cst_list = child_schema.insert_copy(cst_list, insert_where, alias_mapping)
-            for index, cst in enumerate(new_cst_list):
-                new_inheritance = Inheritance.objects.create(
-                    operation=child_operation,
-                    child=cst,
-                    parent=cst_list[index]
-                )
-                self.cache.insert_inheritance(new_inheritance)
-            new_mapping = {alias_mapping[alias]: cst for alias, cst in new_mapping.items()}
-            self._cascade_create_cst(new_cst_list, child_operation, new_mapping)
-
-    def _cascade_change_cst_type(self, cst_id: int, ctype: CstType, operation: Operation) -> None:
-        children = self.cache.graph.outputs[operation.pk]
-        if len(children) == 0:
-            return
-        self.cache.ensure_loaded()
-        for child_id in children:
-            child_operation = self.cache.operation_by_id[child_id]
-            successor_id = self.cache.get_inheritor(cst_id, child_id)
-            if successor_id is None:
-                continue
-            child_schema = self.cache.get_schema(child_operation)
-            if child_schema is not None and child_schema.change_cst_type(successor_id, ctype):
-                self._cascade_change_cst_type(successor_id, ctype, child_operation)
-
-    # pylint: disable=too-many-arguments
-    def _cascade_update_cst(
-        self,
-        cst_id: int, operation: Operation,
-        data: dict, old_data: dict,
-        mapping: CstMapping
-    ) -> None:
-        children = self.cache.graph.outputs[operation.pk]
-        if len(children) == 0:
-            return
-        self.cache.ensure_loaded()
-        for child_id in children:
-            child_operation = self.cache.operation_by_id[child_id]
-            successor_id = self.cache.get_inheritor(cst_id, child_id)
-            if successor_id is None:
-                continue
-            child_schema = self.cache.get_schema(child_operation)
-            assert child_schema is not None
-            new_mapping = self._transform_mapping(mapping, child_operation, child_schema)
-            alias_mapping = {alias: cst.alias for alias, cst in new_mapping.items()}
-            successor = child_schema.cache.by_id.get(successor_id)
-            if successor is None:
-                continue
-            new_data = self._prepare_update_data(successor, data, old_data, alias_mapping)
-            if len(new_data) == 0:
-                continue
-            new_old_data = child_schema.update_cst(successor, new_data)
-            if len(new_old_data) == 0:
-                continue
-            new_mapping = {alias_mapping[alias]: cst for alias, cst in new_mapping.items()}
-            self._cascade_update_cst(successor_id, child_operation, new_data, new_old_data, new_mapping)
-
-    def _cascade_before_delete(self, target: list[Constituenta], operation: Operation) -> None:
-        children = self.cache.graph.outputs[operation.pk]
-        if len(children) == 0:
-            return
-        self.cache.ensure_loaded()
-        for child_id in children:
-            child_operation = self.cache.operation_by_id[child_id]
-            child_schema = self.cache.get_schema(child_operation)
-            if child_schema is None:
-                continue
-            child_schema.cache.ensure_loaded()
-
-            # TODO: check if substitutions are affected. Undo substitutions before deletion
-
-            child_target_cst = []
-            child_target_ids = []
-            for cst in target:
-                successor_id = self.cache.get_inheritor(cst.pk, child_id)
-                if successor_id is not None:
-                    child_target_ids.append(successor_id)
-                    child_target_cst.append(child_schema.cache.by_id[successor_id])
-            self._cascade_before_delete(child_target_cst, child_operation)
-            self.cache.remove_cst(child_target_ids, child_id)
-            child_schema.delete_cst(child_target_cst)
-
-    def _transform_mapping(self, mapping: CstMapping, operation: Operation, schema: RSForm) -> CstMapping:
-        if len(mapping) == 0:
-            return mapping
-        result: CstMapping = {}
-        for alias, cst in mapping.items():
-            successor_id = self.cache.get_successor(cst.pk, operation.pk)
-            if successor_id is None:
-                continue
-            successor = schema.cache.by_id.get(successor_id)
-            if successor is None:
-                continue
-            result[alias] = successor
-        return result
-
-    def _determine_insert_position(
-        self, prototype: Constituenta,
-        operation: Operation,
-        source: RSForm,
-        destination: RSForm
-    ) -> int:
-        ''' Determine insert_after for new constituenta. '''
-        if prototype.order == 1:
-            return 1
-        prev_cst = source.cache.constituents[prototype.order - 2]
-        inherited_prev_id = self.cache.get_successor(prev_cst.pk, operation.pk)
-        if inherited_prev_id is None:
-            return INSERT_LAST
-        prev_cst = destination.cache.by_id[inherited_prev_id]
-        return cast(int, prev_cst.order) + 1
-
-    def _extract_data_references(self, data: dict, old_data: dict) -> set[str]:
-        result: set[str] = set()
-        if 'definition_formal' in data:
-            result.update(extract_globals(data['definition_formal']))
-            result.update(extract_globals(old_data['definition_formal']))
-        if 'term_raw' in data:
-            result.update(extract_entities(data['term_raw']))
-            result.update(extract_entities(old_data['term_raw']))
-        if 'definition_raw' in data:
-            result.update(extract_entities(data['definition_raw']))
-            result.update(extract_entities(old_data['definition_raw']))
-        return result
-
-    def _prepare_update_data(self, cst: Constituenta, data: dict, old_data: dict, mapping: dict[str, str]) -> dict:
-        new_data = {}
-        if 'term_forms' in data:
-            if old_data['term_forms'] == cst.term_forms:
-                new_data['term_forms'] = data['term_forms']
-        if 'convention' in data:
-            if old_data['convention'] == cst.convention:
-                new_data['convention'] = data['convention']
-        if 'definition_formal' in data:
-            new_data['definition_formal'] = replace_globals(data['definition_formal'], mapping)
-        if 'term_raw' in data:
-            if replace_entities(old_data['term_raw'], mapping) == cst.term_raw:
-                new_data['term_raw'] = replace_entities(data['term_raw'], mapping)
-        if 'definition_raw' in data:
-            if replace_entities(old_data['definition_raw'], mapping) == cst.definition_raw:
-                new_data['definition_raw'] = replace_entities(data['definition_raw'], mapping)
-        return new_data
-
-    def _transform_substitutions(
-        self,
-        target: CstSubstitution,
-        operation: Operation,
-        schema: RSForm
-    ) -> CstSubstitution:
-        result: CstSubstitution = []
-        for current_sub in target:
-            sub_replaced = False
-            new_substitution_id = self.cache.get_inheritor(current_sub[1].pk, operation.pk)
-            if new_substitution_id is None:
-                for sub in self.cache.substitutions[operation.pk]:
-                    if sub.original_id == current_sub[1].pk:
-                        sub_replaced = True
-                        new_substitution_id = self.cache.get_inheritor(sub.original_id, operation.pk)
-                        break
-
-            new_original_id = self.cache.get_inheritor(current_sub[0].pk, operation.pk)
-            original_replaced = False
-            if new_original_id is None:
-                for sub in self.cache.substitutions[operation.pk]:
-                    if sub.original_id == current_sub[0].pk:
-                        original_replaced = True
-                        sub.original_id = current_sub[1].pk
-                        sub.save()
-                        new_original_id = new_substitution_id
-                        new_substitution_id = self.cache.get_inheritor(sub.substitution_id, operation.pk)
-                        break
-
-            if sub_replaced and original_replaced:
-                raise ValidationError({'propagation': 'Substitution breaks OSS substitutions.'})
-
-            for sub in self.cache.substitutions[operation.pk]:
-                if sub.substitution_id == current_sub[0].pk:
-                    sub.substitution_id = current_sub[1].pk
-                    sub.save()
-
-            if new_original_id is not None and new_substitution_id is not None:
-                result.append((schema.cache.by_id[new_original_id], schema.cache.by_id[new_substitution_id]))
-        return result
-
-
-class OssCache:
-    ''' Cache for OSS data. '''
-
-    def __init__(self, oss: OperationSchema):
-        self._oss = oss
-        self._schemas: list[RSForm] = []
-        self._schema_by_id: dict[int, RSForm] = {}
-
-        self.operations = list(oss.operations().only('result_id'))
-        self.operation_by_id = {operation.pk: operation for operation in self.operations}
-        self.graph = Graph[int]()
-        for operation in self.operations:
-            self.graph.add_node(operation.pk)
-        for argument in self._oss.arguments().only('operation_id', 'argument_id'):
-            self.graph.add_edge(argument.argument_id, argument.operation_id)
-
-        self.is_loaded = False
-        self.substitutions: dict[int, list[Substitution]] = {}
-        self.inheritance: dict[int, list[Inheritance]] = {}
-
-    def insert(self, schema: RSForm) -> None:
-        ''' Insert new schema. '''
-        if not self._schema_by_id.get(schema.model.pk):
-            self._insert_new(schema)
-
-    def get_schema(self, operation: Operation) -> Optional[RSForm]:
-        ''' Get schema by Operation. '''
-        if operation.result_id is None:
-            return None
-        if operation.result_id in self._schema_by_id:
-            return self._schema_by_id[operation.result_id]
-        else:
-            schema = RSForm.from_id(operation.result_id)
-            schema.cache.ensure_loaded()
-            self._insert_new(schema)
-            return schema
-
-    def get_operation(self, schema: RSForm) -> Operation:
-        ''' Get operation by schema. '''
-        for operation in self.operations:
-            if operation.result_id == schema.model.pk:
-                return operation
-        raise ValueError(f'Operation for schema {schema.model.pk} not found')
-
-    def ensure_loaded(self) -> None:
-        ''' Ensure propagation of changes. '''
-        if self.is_loaded:
-            return
-        self.is_loaded = True
-        for operation in self.operations:
-            if operation.operation_type != OperationType.INPUT:
-                self.inheritance[operation.pk] = []
-                self.substitutions[operation.pk] = []
-        for sub in self._oss.substitutions().only('operation_id', 'original_id', 'substitution_id'):
-            self.substitutions[sub.operation_id].append(sub)
-        for item in self._oss.inheritance().only('operation_id', 'parent_id', 'child_id'):
-            self.inheritance[item.operation_id].append(item)
-
-    def get_inheritor(self, parent_cst: int, operation: int) -> Optional[int]:
-        ''' Get child for parent inside target RSFrom. '''
-        for item in self.inheritance[operation]:
-            if item.parent_id == parent_cst:
-                return item.child_id
-        return None
-
-    def get_successor(self, parent_cst: int, operation: int) -> Optional[int]:
-        ''' Get child for parent inside target RSFrom including substitutions. '''
-        for sub in self.substitutions[operation]:
-            if sub.original_id == parent_cst:
-                return self.get_inheritor(sub.substitution_id, operation)
-        return self.get_inheritor(parent_cst, operation)
-
-
-    def insert_inheritance(self, inheritance: Inheritance) -> None:
-        ''' Insert new inheritance. '''
-        self.inheritance[inheritance.operation_id].append(inheritance)
-
-    def insert_substitution(self, sub: Substitution) -> None:
-        ''' Insert new inheritance. '''
-        self.substitutions[sub.operation_id].append(sub)
-
-    def remove_cst(self, target: list[int], operation: int) -> None:
-        ''' Remove constituents from operation. '''
-        subs_to_delete = [
-            sub for sub in self.substitutions[operation]
-            if sub.original_id in target or sub.substitution_id in target
-        ]
-        for sub in subs_to_delete:
-            self.substitutions[operation].remove(sub)
-        inherit_to_delete = [item for item in self.inheritance[operation] if item.child_id in target]
-        for item in inherit_to_delete:
-            self.inheritance[operation].remove(item)
-
-    def _insert_new(self, schema: RSForm) -> None:
-        self._schemas.append(schema)
-        self._schema_by_id[schema.model.pk] = schema

rsconcept/backend/apps/oss/models/OperationSchema.py

@@ -1,22 +1,38 @@
 ''' Models: OSS API. '''
-from typing import Optional
+from typing import Optional, cast
 
+from cctext import extract_entities
 from django.db.models import QuerySet
+from rest_framework.serializers import ValidationError
 
 from apps.library.models import Editor, LibraryItem, LibraryItemType
-from apps.rsform.models import Constituenta, RSForm
+from apps.rsform.graph import Graph
+from apps.rsform.models import (
+    DELETED_ALIAS,
+    INSERT_LAST,
+    Constituenta,
+    CstType,
+    RSForm,
+    extract_globals,
+    replace_entities,
+    replace_globals
+)
 
 from .Argument import Argument
 from .Inheritance import Inheritance
 from .Operation import Operation
 from .Substitution import Substitution
 
+CstMapping = dict[str, Optional[Constituenta]]
+CstSubstitution = list[tuple[Constituenta, Constituenta]]
+
 
 class OperationSchema:
     ''' Operations schema API. '''
 
     def __init__(self, model: LibraryItem):
         self.model = model
+        self.cache = OssCache(self)
 
     @staticmethod
     def create(**kwargs) -> 'OperationSchema':
@@ -75,34 +91,45 @@ class OperationSchema:
     def create_operation(self, **kwargs) -> Operation:
         ''' Insert new operation. '''
         result = Operation.objects.create(oss=self.model, **kwargs)
-        self.save()
+        self.cache.insert_operation(result)
-        result.refresh_from_db()
+        self.save(update_fields=['time_update'])
         return result
 
-    def delete_operation(self, operation: Operation):
+    def delete_operation(self, target: Operation, keep_constituents: bool = False):
         ''' Delete operation. '''
-        operation.delete()
+        if not keep_constituents:
+            schema = self.cache.get_schema(target)
+            if schema is not None:
+                self.before_delete_cst(schema.cache.constituents, schema)
+        self.cache.remove_operation(target.pk)
+        target.delete()
+        self.save(update_fields=['time_update'])
 
-        # TODO: deal with attached schema
+    def set_input(self, target: int, schema: Optional[LibraryItem]) -> None:
-        # TODO: trigger on_change effects
-
-        self.save()
-
-    def set_input(self, target: Operation, schema: Optional[LibraryItem]) -> None:
         ''' Set input schema for operation. '''
-        if schema == target.result:
+        operation = self.cache.operation_by_id[target]
+        has_children = len(self.cache.graph.outputs[target]) > 0
+        old_schema = self.cache.get_schema(operation)
+        if schema == old_schema:
             return
-        target.result = schema
+
+        if old_schema is not None:
+            if has_children:
+                self.before_delete_cst(old_schema.cache.constituents, old_schema)
+            self.cache.remove_schema(old_schema)
+
+        operation.result = schema
         if schema is not None:
-            target.result = schema
+            operation.result = schema
-            target.alias = schema.alias
+            operation.alias = schema.alias
-            target.title = schema.title
+            operation.title = schema.title
-            target.comment = schema.comment
+            operation.comment = schema.comment
-        target.save()
+        operation.save(update_fields=['result', 'alias', 'title', 'comment'])
 
-        # TODO: trigger on_change effects
+        if schema is not None and has_children:
-
+            rsform = RSForm(schema)
-        self.save()
+            self.after_create_cst(list(rsform.constituents()), rsform)
+        self.save(update_fields=['time_update'])
 
     def set_arguments(self, operation: Operation, arguments: list[Operation]) -> None:
         ''' Set arguments to operation. '''
@@ -122,7 +149,7 @@ class OperationSchema:
         if not changed:
             return
         # TODO: trigger on_change effects
-        self.save()
+        self.save(update_fields=['time_update'])
 
     def set_substitutions(self, target: Operation, substitutes: list[dict]) -> None:
         ''' Clear all arguments for operation. '''
@@ -153,7 +180,7 @@ class OperationSchema:
             return
         # TODO: trigger on_change effects
 
-        self.save()
+        self.save(update_fields=['time_update'])
 
     def create_input(self, operation: Operation) -> RSForm:
         ''' Create input RSForm. '''
@@ -169,7 +196,7 @@ class OperationSchema:
         Editor.set(schema.model.pk, self.model.editors().values_list('pk', flat=True))
         operation.result = schema.model
         operation.save()
-        self.save()
+        self.save(update_fields=['time_update'])
         return schema
 
     def execute_operation(self, operation: Operation) -> bool:
@@ -210,5 +237,504 @@ class OperationSchema:
 
         receiver.restore_order()
         receiver.reset_aliases()
-        self.save()
+        self.save(update_fields=['time_update'])
         return True
+
+    def after_create_cst(self, cst_list: list[Constituenta], source: RSForm) -> None:
+        ''' Trigger cascade resolutions when new constituent is created. '''
+        self.cache.insert(source)
+        inserted_aliases = [cst.alias for cst in cst_list]
+        depend_aliases: set[str] = set()
+        for new_cst in cst_list:
+            depend_aliases.update(new_cst.extract_references())
+        depend_aliases.difference_update(inserted_aliases)
+        alias_mapping: CstMapping = {}
+        for alias in depend_aliases:
+            cst = source.cache.by_alias.get(alias)
+            if cst is not None:
+                alias_mapping[alias] = cst
+        operation = self.cache.get_operation(source.model.pk)
+        self._cascade_create_cst(cst_list, operation, alias_mapping)
+
+    def after_change_cst_type(self, target: Constituenta, source: RSForm) -> None:
+        ''' Trigger cascade resolutions when constituenta type is changed. '''
+        self.cache.insert(source)
+        operation = self.cache.get_operation(source.model.pk)
+        self._cascade_change_cst_type(target.pk, target.cst_type, operation.pk)
+
+    def after_update_cst(self, target: Constituenta, data: dict, old_data: dict, source: RSForm) -> None:
+        ''' Trigger cascade resolutions when constituenta data is changed. '''
+        self.cache.insert(source)
+        operation = self.cache.get_operation(source.model.pk)
+        depend_aliases = self._extract_data_references(data, old_data)
+        alias_mapping: CstMapping = {}
+        for alias in depend_aliases:
+            cst = source.cache.by_alias.get(alias)
+            if cst is not None:
+                alias_mapping[alias] = cst
+        self._cascade_update_cst(
+            cst_id=target.pk,
+            operation=operation.pk,
+            data=data,
+            old_data=old_data,
+            mapping=alias_mapping
+        )
+
+    def before_delete_cst(self, target: list[Constituenta], source: RSForm) -> None:
+        ''' Trigger cascade resolutions before constituents are deleted. '''
+        self.cache.insert(source)
+        operation = self.cache.get_operation(source.model.pk)
+        self._cascade_before_delete(target, operation.pk)
+
+    def before_substitute(self, substitutions: CstSubstitution, source: RSForm) -> None:
+        ''' Trigger cascade resolutions before constituents are substituted. '''
+        self.cache.insert(source)
+        operation = self.cache.get_operation(source.model.pk)
+        self._cascade_before_substitute(substitutions, operation)
+
+    def _cascade_create_cst(self, cst_list: list[Constituenta], operation: Operation, mapping: CstMapping) -> None:
+        children = self.cache.graph.outputs[operation.pk]
+        if len(children) == 0:
+            return
+        source_schema = self.cache.get_schema(operation)
+        assert source_schema is not None
+        for child_id in children:
+            child_operation = self.cache.operation_by_id[child_id]
+            child_schema = self.cache.get_schema(child_operation)
+            if child_schema is None:
+                continue
+
+            # TODO: update substitutions for diamond synthesis (if needed)
+
+            self.cache.ensure_loaded()
+            new_mapping = self._transform_mapping(mapping, child_operation, child_schema)
+            alias_mapping = OperationSchema._produce_alias_mapping(new_mapping)
+            insert_where = self._determine_insert_position(cst_list[0], child_operation, source_schema, child_schema)
+            new_cst_list = child_schema.insert_copy(cst_list, insert_where, alias_mapping)
+            for index, cst in enumerate(new_cst_list):
+                new_inheritance = Inheritance.objects.create(
+                    operation=child_operation,
+                    child=cst,
+                    parent=cst_list[index]
+                )
+                self.cache.insert_inheritance(new_inheritance)
+            new_mapping = {alias_mapping[alias]: cst for alias, cst in new_mapping.items()}
+            self._cascade_create_cst(new_cst_list, child_operation, new_mapping)
+
+    def _cascade_change_cst_type(self, cst_id: int, ctype: CstType, operation: int) -> None:
+        children = self.cache.graph.outputs[operation]
+        if len(children) == 0:
+            return
+        self.cache.ensure_loaded()
+        for child_id in children:
+            child_operation = self.cache.operation_by_id[child_id]
+            successor_id = self.cache.get_inheritor(cst_id, child_id)
+            if successor_id is None:
+                continue
+            child_schema = self.cache.get_schema(child_operation)
+            if child_schema is not None and child_schema.change_cst_type(successor_id, ctype):
+                self._cascade_change_cst_type(successor_id, ctype, child_id)
+
+    # pylint: disable=too-many-arguments
+    def _cascade_update_cst(
+        self,
+        cst_id: int, operation: int,
+        data: dict, old_data: dict,
+        mapping: CstMapping
+    ) -> None:
+        children = self.cache.graph.outputs[operation]
+        if len(children) == 0:
+            return
+        self.cache.ensure_loaded()
+        for child_id in children:
+            child_operation = self.cache.operation_by_id[child_id]
+            successor_id = self.cache.get_inheritor(cst_id, child_id)
+            if successor_id is None:
+                continue
+            child_schema = self.cache.get_schema(child_operation)
+            assert child_schema is not None
+            new_mapping = self._transform_mapping(mapping, child_operation, child_schema)
+            alias_mapping = OperationSchema._produce_alias_mapping(new_mapping)
+            successor = child_schema.cache.by_id.get(successor_id)
+            if successor is None:
+                continue
+            new_data = self._prepare_update_data(successor, data, old_data, alias_mapping)
+            if len(new_data) == 0:
+                continue
+            new_old_data = child_schema.update_cst(successor, new_data)
+            if len(new_old_data) == 0:
+                continue
+            new_mapping = {alias_mapping[alias]: cst for alias, cst in new_mapping.items()}
+            self._cascade_update_cst(
+                cst_id=successor_id,
+                operation=child_id,
+                data=new_data,
+                old_data=new_old_data,
+                mapping=new_mapping
+            )
+
+    def _cascade_before_delete(self, target: list[Constituenta], operation: int) -> None:
+        children = self.cache.graph.outputs[operation]
+        if len(children) == 0:
+            return
+        self.cache.ensure_loaded()
+        for child_id in children:
+            child_operation = self.cache.operation_by_id[child_id]
+            child_schema = self.cache.get_schema(child_operation)
+            if child_schema is None:
+                continue
+            self._undo_substitutions_cst(target, child_operation, child_schema)
+            child_target_ids = self.cache.get_inheritors_list([cst.pk for cst in target], child_id)
+            child_target_cst = [child_schema.cache.by_id[cst_id] for cst_id in child_target_ids]
+            self._cascade_before_delete(child_target_cst, child_id)
+            if len(child_target_cst) > 0:
+                self.cache.remove_cst(child_target_ids, child_id)
+                child_schema.delete_cst(child_target_cst)
+
+    def _cascade_before_substitute(self, substitutions: CstSubstitution, operation: Operation) -> None:
+        children = self.cache.graph.outputs[operation.pk]
+        if len(children) == 0:
+            return
+        self.cache.ensure_loaded()
+        for child_id in children:
+            child_operation = self.cache.operation_by_id[child_id]
+            child_schema = self.cache.get_schema(child_operation)
+            if child_schema is None:
+                continue
+            new_substitutions = self._transform_substitutions(substitutions, child_id, child_schema)
+            if len(new_substitutions) == 0:
+                continue
+            self._cascade_before_substitute(new_substitutions, child_operation)
+            child_schema.substitute(new_substitutions)
+
+    def _cascade_partial_mapping(
+        self,
+        mapping: CstMapping,
+        target: list[int],
+        operation: Operation,
+        schema: RSForm
+    ) -> None:
+        alias_mapping = OperationSchema._produce_alias_mapping(mapping)
+        schema.apply_partial_mapping(alias_mapping, target)
+        children = self.cache.graph.outputs[operation.pk]
+        if len(children) == 0:
+            return
+        self.cache.ensure_loaded()
+        for child_id in children:
+            child_operation = self.cache.operation_by_id[child_id]
+            child_schema = self.cache.get_schema(child_operation)
+            if child_schema is None:
+                continue
+            new_mapping = self._transform_mapping(mapping, child_operation, child_schema)
+            if not new_mapping:
+                continue
+            new_target = self.cache.get_inheritors_list(target, child_id)
+            if len(new_target) == 0:
+                continue
+            self._cascade_partial_mapping(new_mapping, new_target, child_operation, child_schema)
+
+    @staticmethod
+    def _produce_alias_mapping(mapping: CstMapping) -> dict[str, str]:
+        result: dict[str, str] = {}
+        for alias, cst in mapping.items():
+            if cst is None:
+                result[alias] = DELETED_ALIAS
+            else:
+                result[alias] = cst.alias
+        return result
+
+    def _transform_mapping(self, mapping: CstMapping, operation: Operation, schema: RSForm) -> CstMapping:
+        if len(mapping) == 0:
+            return mapping
+        result: CstMapping = {}
+        for alias, cst in mapping.items():
+            if cst is None:
+                result[alias] = None
+                continue
+            successor_id = self.cache.get_successor(cst.pk, operation.pk)
+            if successor_id is None:
+                continue
+            successor = schema.cache.by_id.get(successor_id)
+            if successor is None:
+                continue
+            result[alias] = successor
+        return result
+
+    def _determine_insert_position(
+        self, prototype: Constituenta,
+        operation: Operation,
+        source: RSForm,
+        destination: RSForm
+    ) -> int:
+        ''' Determine insert_after for new constituenta. '''
+        if prototype.order == 1:
+            return 1
+        prev_cst = source.cache.constituents[prototype.order - 2]
+        inherited_prev_id = self.cache.get_successor(prev_cst.pk, operation.pk)
+        if inherited_prev_id is None:
+            return INSERT_LAST
+        prev_cst = destination.cache.by_id[inherited_prev_id]
+        return cast(int, prev_cst.order) + 1
+
+    def _extract_data_references(self, data: dict, old_data: dict) -> set[str]:
+        result: set[str] = set()
+        if 'definition_formal' in data:
+            result.update(extract_globals(data['definition_formal']))
+            result.update(extract_globals(old_data['definition_formal']))
+        if 'term_raw' in data:
+            result.update(extract_entities(data['term_raw']))
+            result.update(extract_entities(old_data['term_raw']))
+        if 'definition_raw' in data:
+            result.update(extract_entities(data['definition_raw']))
+            result.update(extract_entities(old_data['definition_raw']))
+        return result
+
+    def _prepare_update_data(self, cst: Constituenta, data: dict, old_data: dict, mapping: dict[str, str]) -> dict:
+        new_data = {}
+        if 'term_forms' in data:
+            if old_data['term_forms'] == cst.term_forms:
+                new_data['term_forms'] = data['term_forms']
+        if 'convention' in data:
+            if old_data['convention'] == cst.convention:
+                new_data['convention'] = data['convention']
+        if 'definition_formal' in data:
+            new_data['definition_formal'] = replace_globals(data['definition_formal'], mapping)
+        if 'term_raw' in data:
+            if replace_entities(old_data['term_raw'], mapping) == cst.term_raw:
+                new_data['term_raw'] = replace_entities(data['term_raw'], mapping)
+        if 'definition_raw' in data:
+            if replace_entities(old_data['definition_raw'], mapping) == cst.definition_raw:
+                new_data['definition_raw'] = replace_entities(data['definition_raw'], mapping)
+        return new_data
+
+    def _transform_substitutions(
+        self,
+        target: CstSubstitution,
+        operation: int,
+        schema: RSForm
+    ) -> CstSubstitution:
+        result: CstSubstitution = []
+        for current_sub in target:
+            sub_replaced = False
+            new_substitution_id = self.cache.get_inheritor(current_sub[1].pk, operation)
+            if new_substitution_id is None:
+                for sub in self.cache.substitutions[operation]:
+                    if sub.original_id == current_sub[1].pk:
+                        sub_replaced = True
+                        new_substitution_id = self.cache.get_inheritor(sub.original_id, operation)
+                        break
+
+            new_original_id = self.cache.get_inheritor(current_sub[0].pk, operation)
+            original_replaced = False
+            if new_original_id is None:
+                for sub in self.cache.substitutions[operation]:
+                    if sub.original_id == current_sub[0].pk:
+                        original_replaced = True
+                        sub.original_id = current_sub[1].pk
+                        sub.save()
+                        new_original_id = new_substitution_id
+                        new_substitution_id = self.cache.get_inheritor(sub.substitution_id, operation)
+                        break
+
+            if sub_replaced and original_replaced:
+                raise ValidationError({'propagation': 'Substitution breaks OSS substitutions.'})
+
+            for sub in self.cache.substitutions[operation]:
+                if sub.substitution_id == current_sub[0].pk:
+                    sub.substitution_id = current_sub[1].pk
+                    sub.save()
+
+            if new_original_id is not None and new_substitution_id is not None:
+                result.append((schema.cache.by_id[new_original_id], schema.cache.by_id[new_substitution_id]))
+        return result
+
+    def _undo_substitutions_cst(self, target: list[Constituenta], operation: Operation, schema: RSForm) -> None:
+        target_ids = [cst.pk for cst in target]
+        to_process = []
+        for sub in self.cache.substitutions[operation.pk]:
+            if sub.original_id in target_ids or sub.substitution_id in target_ids:
+                to_process.append(sub)
+        for sub in to_process:
+            self._undo_substitution(sub, schema, target_ids)
+
+    def _undo_substitution(self, target: Substitution, schema: RSForm, ignore_parents: list[int]) -> None:
+        operation = self.cache.operation_by_id[target.operation_id]
+        original_schema, _, original_cst, substitution_cst = self.cache.unfold_sub(target)
+
+        dependant = []
+        for cst_id in original_schema.get_dependant([original_cst.pk]):
+            if cst_id not in ignore_parents:
+                inheritor_id = self.cache.get_inheritor(cst_id, operation.pk)
+                if inheritor_id is not None:
+                    dependant.append(inheritor_id)
+
+        self.cache.substitutions[operation.pk].remove(target)
+        target.delete()
+
+        new_original: Optional[Constituenta] = None
+        if original_cst.pk not in ignore_parents:
+            full_cst = Constituenta.objects.get(pk=original_cst.pk)
+            self.after_create_cst([full_cst], original_schema)
+            new_original_id = self.cache.get_inheritor(original_cst.pk, operation.pk)
+            assert new_original_id is not None
+            new_original = schema.cache.by_id[new_original_id]
+        if len(dependant) == 0:
+            return
+
+        substitution_id = self.cache.get_inheritor(substitution_cst.pk, operation.pk)
+        assert substitution_id is not None
+        substitution_inheritor = schema.cache.by_id[substitution_id]
+        mapping = {cast(str, substitution_inheritor.alias): new_original}
+        self._cascade_partial_mapping(mapping, dependant, operation, schema)
+
+
+class OssCache:
+    ''' Cache for OSS data. '''
+
+    def __init__(self, oss: OperationSchema):
+        self._oss = oss
+        self._schemas: list[RSForm] = []
+        self._schema_by_id: dict[int, RSForm] = {}
+
+        self.operations = list(oss.operations().only('result_id'))
+        self.operation_by_id = {operation.pk: operation for operation in self.operations}
+        self.graph = Graph[int]()
+        for operation in self.operations:
+            self.graph.add_node(operation.pk)
+        for argument in self._oss.arguments().only('operation_id', 'argument_id'):
+            self.graph.add_edge(argument.argument_id, argument.operation_id)
+
+        self.is_loaded = False
+        self.substitutions: dict[int, list[Substitution]] = {}
+        self.inheritance: dict[int, list[Inheritance]] = {}
+
+    def insert(self, schema: RSForm) -> None:
+        ''' Insert new schema. '''
+        if not self._schema_by_id.get(schema.model.pk):
+            schema.cache.ensure_loaded()
+            self._insert_new(schema)
+
+    def get_schema(self, operation: Operation) -> Optional[RSForm]:
+        ''' Get schema by Operation. '''
+        if operation.result_id is None:
+            return None
+        if operation.result_id in self._schema_by_id:
+            return self._schema_by_id[operation.result_id]
+        else:
+            schema = RSForm.from_id(operation.result_id)
+            schema.cache.ensure_loaded()
+            self._insert_new(schema)
+            return schema
+
+    def get_operation(self, schema: int) -> Operation:
+        ''' Get operation by schema. '''
+        for operation in self.operations:
+            if operation.result_id == schema:
+                return operation
+        raise ValueError(f'Operation for schema {schema} not found')
+
+    def ensure_loaded(self) -> None:
+        ''' Ensure cache is fully loaded. '''
+        if self.is_loaded:
+            return
+        self.is_loaded = True
+        for operation in self.operations:
+            self.inheritance[operation.pk] = []
+            self.substitutions[operation.pk] = []
+        for sub in self._oss.substitutions().only('operation_id', 'original_id', 'substitution_id'):
+            self.substitutions[sub.operation_id].append(sub)
+        for item in self._oss.inheritance().only('operation_id', 'parent_id', 'child_id'):
+            self.inheritance[item.operation_id].append(item)
+
+    def get_inheritor(self, parent_cst: int, operation: int) -> Optional[int]:
+        ''' Get child for parent inside target RSFrom. '''
+        for item in self.inheritance[operation]:
+            if item.parent_id == parent_cst:
+                return item.child_id
+        return None
+
+    def get_inheritors_list(self, target: list[int], operation: int) -> list[int]:
+        ''' Get child for parent inside target RSFrom. '''
+        result = []
+        for item in self.inheritance[operation]:
+            if item.parent_id in target:
+                result.append(item.child_id)
+        return result
+
+    def get_successor(self, parent_cst: int, operation: int) -> Optional[int]:
+        ''' Get child for parent inside target RSFrom including substitutions. '''
+        for sub in self.substitutions[operation]:
+            if sub.original_id == parent_cst:
+                return self.get_inheritor(sub.substitution_id, operation)
+        return self.get_inheritor(parent_cst, operation)
+
+    def insert_operation(self, operation: Operation) -> None:
+        ''' Insert new operation. '''
+        self.operations.append(operation)
+        self.operation_by_id[operation.pk] = operation
+        self.graph.add_node(operation.pk)
+        if self.is_loaded:
+            self.substitutions[operation.pk] = []
+            self.inheritance[operation.pk] = []
+
+    def insert_inheritance(self, inheritance: Inheritance) -> None:
+        ''' Insert new inheritance. '''
+        self.inheritance[inheritance.operation_id].append(inheritance)
+
+    def insert_substitution(self, sub: Substitution) -> None:
+        ''' Insert new substitution. '''
+        self.substitutions[sub.operation_id].append(sub)
+
+    def remove_cst(self, target: list[int], operation: int) -> None:
+        ''' Remove constituents from operation. '''
+        subs_to_delete = [
+            sub for sub in self.substitutions[operation]
+            if sub.original_id in target or sub.substitution_id in target
+        ]
+        for sub in subs_to_delete:
+            self.substitutions[operation].remove(sub)
+        inherit_to_delete = [item for item in self.inheritance[operation] if item.child_id in target]
+        for item in inherit_to_delete:
+            self.inheritance[operation].remove(item)
+
+    def remove_operation(self, operation: int) -> None:
+        ''' Remove operation from cache. '''
+        target = self.operation_by_id[operation]
+        if target.result_id in self._schema_by_id:
+            self._schemas.remove(self._schema_by_id[target.result_id])
+            del self._schema_by_id[target.result_id]
+        self.operations.remove(self.operation_by_id[operation])
+        del self.operation_by_id[operation]
+        if self.is_loaded:
+            del self.substitutions[operation]
+            del self.inheritance[operation]
+
+    def remove_schema(self, schema: RSForm) -> None:
+        ''' Remove schema from cache. '''
+        self._schemas.remove(schema)
+        del self._schema_by_id[schema.model.pk]
+
+    def unfold_sub(self, sub: Substitution) -> tuple[RSForm, RSForm, Constituenta, Constituenta]:
+        operation = self.operation_by_id[sub.operation_id]
+        parents = self.graph.inputs[operation.pk]
+        original_cst = None
+        substitution_cst = None
+        original_schema = None
+        substitution_schema = None
+        for parent_id in parents:
+            parent_schema = self.get_schema(self.operation_by_id[parent_id])
+            if parent_schema is None:
+                continue
+            if sub.original_id in parent_schema.cache.by_id:
+                original_schema = parent_schema
+                original_cst = original_schema.cache.by_id[sub.original_id]
+            if sub.substitution_id in parent_schema.cache.by_id:
+                substitution_schema = parent_schema
+                substitution_cst = substitution_schema.cache.by_id[sub.substitution_id]
+        if original_schema is None or substitution_schema is None or original_cst is None or substitution_cst is None:
+            raise ValueError(f'Parent schema for Substitution-{sub.pk} not found.')
+        return original_schema, substitution_schema, original_cst, substitution_cst
+
+    def _insert_new(self, schema: RSForm) -> None:
+        self._schemas.append(schema)
+        self._schema_by_id[schema.model.pk] = schema

rsconcept/backend/apps/oss/models/PropagationFacade.py

@@ -1,8 +1,8 @@
 ''' Models: Change propagation facade - managing all changes in OSS. '''
-from apps.library.models import LibraryItem
+from apps.library.models import LibraryItem, LibraryItemType
 from apps.rsform.models import Constituenta, RSForm
 
-from .ChangeManager import ChangeManager
+from .OperationSchema import CstSubstitution, OperationSchema
 
 
 def _get_oss_hosts(item: LibraryItem) -> list[LibraryItem]:
@@ -13,37 +13,49 @@ def _get_oss_hosts(item: LibraryItem) -> list[LibraryItem]:
 class PropagationFacade:
     ''' Change propagation API. '''
 
-    @classmethod
+    @staticmethod
-    def after_create_cst(cls, new_cst: list[Constituenta], source: RSForm) -> None:
+    def after_create_cst(new_cst: list[Constituenta], source: RSForm) -> None:
         ''' Trigger cascade resolutions when new constituent is created. '''
         hosts = _get_oss_hosts(source.model)
         for host in hosts:
-            ChangeManager(host).after_create_cst(new_cst, source)
+            OperationSchema(host).after_create_cst(new_cst, source)
 
-    @classmethod
+    @staticmethod
-    def after_change_cst_type(cls, target: Constituenta, source: RSForm) -> None:
+    def after_change_cst_type(target: Constituenta, source: RSForm) -> None:
         ''' Trigger cascade resolutions when constituenta type is changed. '''
         hosts = _get_oss_hosts(source.model)
         for host in hosts:
-            ChangeManager(host).after_change_cst_type(target, source)
+            OperationSchema(host).after_change_cst_type(target, source)
 
-    @classmethod
+    @staticmethod
-    def after_update_cst(cls, target: Constituenta, data: dict, old_data: dict, source: RSForm) -> None:
+    def after_update_cst(target: Constituenta, data: dict, old_data: dict, source: RSForm) -> None:
         ''' Trigger cascade resolutions when constituenta data is changed. '''
         hosts = _get_oss_hosts(source.model)
         for host in hosts:
-            ChangeManager(host).after_update_cst(target, data, old_data, source)
+            OperationSchema(host).after_update_cst(target, data, old_data, source)
 
-    @classmethod
+    @staticmethod
-    def before_delete(cls, target: list[Constituenta], source: RSForm) -> None:
+    def before_delete_cst(target: list[Constituenta], source: RSForm) -> None:
         ''' Trigger cascade resolutions before constituents are deleted. '''
         hosts = _get_oss_hosts(source.model)
         for host in hosts:
-            ChangeManager(host).before_delete(target, source)
+            OperationSchema(host).before_delete_cst(target, source)
 
-    @classmethod
+    @staticmethod
-    def before_substitute(cls, substitutions: list[tuple[Constituenta, Constituenta]], source: RSForm) -> None:
+    def before_substitute(substitutions: CstSubstitution, source: RSForm) -> None:
         ''' Trigger cascade resolutions before constituents are substituted. '''
         hosts = _get_oss_hosts(source.model)
         for host in hosts:
-            ChangeManager(host).before_substitute(substitutions, source)
+            OperationSchema(host).before_substitute(substitutions, source)
+
+    @staticmethod
+    def before_delete_schema(item: LibraryItem) -> None:
+        ''' Trigger cascade resolutions before schema is deleted. '''
+        if item.item_type != LibraryItemType.RSFORM:
+            return
+        hosts = _get_oss_hosts(item)
+        if len(hosts) == 0:
+            return
+
+        schema = RSForm(item)
+        PropagationFacade.before_delete_cst(list(schema.constituents()), schema)

rsconcept/backend/apps/oss/models/__init__.py

@@ -1,9 +1,8 @@
 ''' Django: Models. '''
 
 from .Argument import Argument
-from .ChangeManager import ChangeManager
 from .Inheritance import Inheritance
 from .Operation import Operation, OperationType
 from .OperationSchema import OperationSchema
-from .Substitution import Substitution
 from .PropagationFacade import PropagationFacade
+from .Substitution import Substitution

rsconcept/backend/apps/oss/serializers/__init__.py

@@ -4,6 +4,7 @@ from .basics import OperationPositionSerializer, PositionsSerializer, Substituti
 from .data_access import (
     ArgumentSerializer,
     OperationCreateSerializer,
+    OperationDeleteSerializer,
     OperationSchemaSerializer,
     OperationSerializer,
     OperationTargetSerializer,

rsconcept/backend/apps/oss/serializers/data_access.py

@@ -138,6 +138,26 @@ class OperationTargetSerializer(serializers.Serializer):
         return attrs
 
 
+class OperationDeleteSerializer(serializers.Serializer):
+    ''' Serializer: Delete operation. '''
+    target = PKField(many=False, queryset=Operation.objects.all().only('oss_id', 'result'))
+    positions = serializers.ListField(
+        child=OperationPositionSerializer(),
+        default=[]
+    )
+    keep_constituents = serializers.BooleanField(default=False, required=False)
+    delete_schema = serializers.BooleanField(default=False, required=False)
+
+    def validate(self, attrs):
+        oss = cast(LibraryItem, self.context['oss'])
+        operation = cast(Operation, attrs['target'])
+        if oss and operation.oss_id != oss.pk:
+            raise serializers.ValidationError({
+                'target': msg.operationNotInOSS(oss.title)
+            })
+        return attrs
+
+
 class SetOperationInputSerializer(serializers.Serializer):
     ''' Serializer: Set input schema for operation. '''
     target = PKField(many=False, queryset=Operation.objects.all())

rsconcept/backend/apps/oss/tests/s_propagation/__init__.py

@@ -1,4 +1,5 @@
 ''' Tests for REST API OSS propagation. '''
 from .t_attributes import *
 from .t_constituents import *
+from .t_operations import *
 from .t_substitutions import *

rsconcept/backend/apps/oss/tests/s_propagation/t_operations.py

@@ -0,0 +1,251 @@
+''' Testing API: Change substitutions in OSS. '''
+
+from apps.oss.models import OperationSchema, OperationType
+from apps.rsform.models import Constituenta, CstType, RSForm
+from shared.EndpointTester import EndpointTester, decl_endpoint
+
+
+class TestChangeOperations(EndpointTester):
+    ''' Testing Operations change propagation in OSS. '''
+
+    def setUp(self):
+        super().setUp()
+        self.owned = OperationSchema.create(
+            title='Test',
+            alias='T1',
+            owner=self.user
+        )
+        self.owned_id = self.owned.model.pk
+
+        self.ks1 = RSForm.create(
+            alias='KS1',
+            title='Test1',
+            owner=self.user
+        )
+        self.ks1X1 = self.ks1.insert_new('X1', convention='KS1X1')
+        self.ks1X2 = self.ks1.insert_new('X2', convention='KS1X2')
+        self.ks1D1 = self.ks1.insert_new('D1', definition_formal='X1 X2', convention='KS1D1')
+
+        self.ks2 = RSForm.create(
+            alias='KS2',
+            title='Test2',
+            owner=self.user
+        )
+        self.ks2X1 = self.ks2.insert_new('X1', convention='KS2X1')
+        self.ks2X2 = self.ks2.insert_new('X2', convention='KS2X2')
+        self.ks2S1 = self.ks2.insert_new(
+            alias='S1',
+            definition_formal=r'X1',
+            convention='KS2S1'
+        )
+
+        self.ks3 = RSForm.create(
+            alias='KS3',
+            title='Test3',
+            owner=self.user
+        )
+        self.ks3X1 = self.ks3.insert_new('X1', convention='KS3X1')
+        self.ks3D1 = self.ks3.insert_new(
+            alias='D1',
+            definition_formal='X1 X1',
+            convention='KS3D1'
+        )
+
+        self.operation1 = self.owned.create_operation(
+            alias='1',
+            operation_type=OperationType.INPUT,
+            result=self.ks1.model
+        )
+        self.operation2 = self.owned.create_operation(
+            alias='2',
+            operation_type=OperationType.INPUT,
+            result=self.ks2.model
+        )
+        self.operation3 = self.owned.create_operation(
+            alias='3',
+            operation_type=OperationType.INPUT,
+            result=self.ks3.model
+        )
+
+        self.operation4 = self.owned.create_operation(
+            alias='4',
+            operation_type=OperationType.SYNTHESIS
+        )
+        self.owned.set_arguments(self.operation4, [self.operation1, self.operation2])
+        self.owned.set_substitutions(self.operation4, [{
+            'original': self.ks1X1,
+            'substitution': self.ks2S1
+        }])
+        self.owned.execute_operation(self.operation4)
+        self.operation4.refresh_from_db()
+        self.ks4 = RSForm(self.operation4.result)
+        self.ks4X1 = Constituenta.objects.get(as_child__parent_id=self.ks1X2.pk)
+        self.ks4S1 = Constituenta.objects.get(as_child__parent_id=self.ks2S1.pk)
+        self.ks4D1 = Constituenta.objects.get(as_child__parent_id=self.ks1D1.pk)
+        self.ks4D2 = self.ks4.insert_new(
+            alias='D2',
+            definition_formal=r'X1 X2 X3 S1 D1',
+            convention='KS4D2'
+        )
+
+        self.operation5 = self.owned.create_operation(
+            alias='5',
+            operation_type=OperationType.SYNTHESIS
+        )
+        self.owned.set_arguments(self.operation5, [self.operation4, self.operation3])
+        self.owned.set_substitutions(self.operation5, [{
+            'original': self.ks4X1,
+            'substitution': self.ks3X1
+        }])
+        self.owned.execute_operation(self.operation5)
+        self.operation5.refresh_from_db()
+        self.ks5 = RSForm(self.operation5.result)
+        self.ks5D4 = self.ks5.insert_new(
+            alias='D4',
+            definition_formal=r'X1 X2 X3 S1 D1 D2 D3',
+            convention='KS5D4'
+        )
+
+    def test_oss_setup(self):
+        self.assertEqual(self.ks1.constituents().count(), 3)
+        self.assertEqual(self.ks2.constituents().count(), 3)
+        self.assertEqual(self.ks3.constituents().count(), 2)
+        self.assertEqual(self.ks4.constituents().count(), 6)
+        self.assertEqual(self.ks5.constituents().count(), 8)
+        self.assertEqual(self.ks4D1.definition_formal, 'S1 X1')
+
+    @decl_endpoint('/api/oss/{item}/delete-operation', method='patch')
+    def test_delete_input_operation(self):
+        data = {
+            'positions': [],
+            'target': self.operation2.pk
+        }
+        self.executeOK(data=data, item=self.owned_id)
+        self.ks4D1.refresh_from_db()
+        self.ks4D2.refresh_from_db()
+        self.ks5D4.refresh_from_db()
+        subs1_2 = self.operation4.getSubstitutions()
+        self.assertEqual(subs1_2.count(), 0)
+        subs3_4 = self.operation5.getSubstitutions()
+        self.assertEqual(subs3_4.count(), 1)
+        self.assertEqual(self.ks4.constituents().count(), 4)
+        self.assertEqual(self.ks5.constituents().count(), 6)
+        self.assertEqual(self.ks4D1.definition_formal, r'X4 X1')
+        self.assertEqual(self.ks4D2.definition_formal, r'X1 DEL DEL DEL D1')
+        self.assertEqual(self.ks5D4.definition_formal, r'X1 DEL DEL DEL D1 D2 D3')
+
+    @decl_endpoint('/api/oss/{item}/set-input', method='patch')
+    def test_set_input_null(self):
+        data = {
+            'positions': [],
+            'target': self.operation2.pk,
+            'input': None
+        }
+        self.executeOK(data=data, item=self.owned_id)
+        self.ks4D1.refresh_from_db()
+        self.ks4D2.refresh_from_db()
+        self.ks5D4.refresh_from_db()
+        self.operation2.refresh_from_db()
+        self.assertEqual(self.operation2.result, None)
+        subs1_2 = self.operation4.getSubstitutions()
+        self.assertEqual(subs1_2.count(), 0)
+        subs3_4 = self.operation5.getSubstitutions()
+        self.assertEqual(subs3_4.count(), 1)
+        self.assertEqual(self.ks4.constituents().count(), 4)
+        self.assertEqual(self.ks5.constituents().count(), 6)
+        self.assertEqual(self.ks4D1.definition_formal, r'X4 X1')
+        self.assertEqual(self.ks4D2.definition_formal, r'X1 DEL DEL DEL D1')
+        self.assertEqual(self.ks5D4.definition_formal, r'X1 DEL DEL DEL D1 D2 D3')
+
+    @decl_endpoint('/api/oss/{item}/set-input', method='patch')
+    def test_set_input_change_schema(self):
+        ks6 = RSForm.create(
+            alias='KS6',
+            title='Test6',
+            owner=self.user
+        )
+        ks6X1 = ks6.insert_new('X1', convention='KS6X1')
+        ks6X2 = ks6.insert_new('X2', convention='KS6X2')
+        ks6D1 = ks6.insert_new('D1', definition_formal='X1 X2', convention='KS6D1')
+
+        data = {
+            'positions': [],
+            'target': self.operation2.pk,
+            'input': ks6.model.pk
+        }
+        self.executeOK(data=data, item=self.owned_id)
+        ks4Dks6 = Constituenta.objects.get(as_child__parent_id=ks6D1.pk)
+        self.ks4D1.refresh_from_db()
+        self.ks4D2.refresh_from_db()
+        self.ks5D4.refresh_from_db()
+        self.operation2.refresh_from_db()
+        self.assertEqual(self.operation2.result, ks6.model)
+        self.assertEqual(self.operation2.alias, ks6.model.alias)
+        subs1_2 = self.operation4.getSubstitutions()
+        self.assertEqual(subs1_2.count(), 0)
+        subs3_4 = self.operation5.getSubstitutions()
+        self.assertEqual(subs3_4.count(), 1)
+        self.assertEqual(self.ks4.constituents().count(), 7)
+        self.assertEqual(self.ks5.constituents().count(), 9)
+        self.assertEqual(ks4Dks6.definition_formal, r'X5 X6')
+        self.assertEqual(self.ks4D1.definition_formal, r'X4 X1')
+        self.assertEqual(self.ks4D2.definition_formal, r'X1 DEL DEL DEL D1')
+        self.assertEqual(self.ks5D4.definition_formal, r'X1 DEL DEL DEL D1 D2 D3')
+
+    @decl_endpoint('/api/library/{item}', method='delete')
+    def test_delete_schema(self):
+        self.executeNoContent(item=self.ks1.model.pk)
+        self.ks4D2.refresh_from_db()
+        self.ks5D4.refresh_from_db()
+        self.operation1.refresh_from_db()
+        self.assertEqual(self.operation1.result, None)
+        subs1_2 = self.operation4.getSubstitutions()
+        self.assertEqual(subs1_2.count(), 0)
+        subs3_4 = self.operation5.getSubstitutions()
+        self.assertEqual(subs3_4.count(), 0)
+        self.assertEqual(self.ks4.constituents().count(), 4)
+        self.assertEqual(self.ks5.constituents().count(), 7)
+        self.assertEqual(self.ks4D2.definition_formal, r'DEL X2 X3 S1 DEL')
+        self.assertEqual(self.ks5D4.definition_formal, r'X1 X2 X3 S1 D1 DEL D3')
+
+    @decl_endpoint('/api/oss/{item}/delete-operation', method='patch')
+    def test_delete_operation_and_constituents(self):
+        data = {
+            'positions': [],
+            'target': self.operation1.pk,
+            'keep_constituents': False,
+            'delete_schema': True
+        }
+
+        self.executeOK(data=data, item=self.owned_id)
+        self.ks4D2.refresh_from_db()
+        self.ks5D4.refresh_from_db()
+        subs1_2 = self.operation4.getSubstitutions()
+        self.assertEqual(subs1_2.count(), 0)
+        subs3_4 = self.operation5.getSubstitutions()
+        self.assertEqual(subs3_4.count(), 0)
+        self.assertEqual(self.ks4.constituents().count(), 4)
+        self.assertEqual(self.ks5.constituents().count(), 7)
+        self.assertEqual(self.ks4D2.definition_formal, r'DEL X2 X3 S1 DEL')
+        self.assertEqual(self.ks5D4.definition_formal, r'X1 X2 X3 S1 D1 DEL D3')
+
+    @decl_endpoint('/api/oss/{item}/delete-operation', method='patch')
+    def test_delete_operation_keep_constituents(self):
+        data = {
+            'positions': [],
+            'target': self.operation1.pk,
+            'keep_constituents': True,
+            'delete_schema': True
+        }
+
+        self.executeOK(data=data, item=self.owned_id)
+        self.ks4D2.refresh_from_db()
+        self.ks5D4.refresh_from_db()
+        subs1_2 = self.operation4.getSubstitutions()
+        self.assertEqual(subs1_2.count(), 0)
+        subs3_4 = self.operation5.getSubstitutions()
+        self.assertEqual(subs3_4.count(), 1)
+        self.assertEqual(self.ks4.constituents().count(), 6)
+        self.assertEqual(self.ks5.constituents().count(), 8)
+        self.assertEqual(self.ks4D2.definition_formal, r'X1 X2 X3 S1 D1')
+        self.assertEqual(self.ks5D4.definition_formal, r'X1 X2 X3 S1 D1 D2 D3')

rsconcept/backend/apps/oss/tests/s_propagation/t_substitutions.py

@@ -158,3 +158,33 @@ class TestChangeSubstitutions(EndpointTester):
         self.assertEqual(self.ks4D1.definition_formal, r'X2 X1')
         self.assertEqual(self.ks4D2.definition_formal, r'X1 X2 X3 X2 D1')
         self.assertEqual(self.ks5D4.definition_formal, r'X1 X2 X3 X2 D1 D2 D3')
+
+    @decl_endpoint('/api/rsforms/{schema}/delete-multiple-cst', method='patch')
+    def test_delete_original(self):
+        data = {'items': [self.ks1X1.pk, self.ks1D1.pk]}
+        self.executeOK(data=data, schema=self.ks1.model.pk)
+        self.ks4D2.refresh_from_db()
+        self.ks5D4.refresh_from_db()
+        subs1_2 = self.operation4.getSubstitutions()
+        self.assertEqual(subs1_2.count(), 0)
+        subs3_4 = self.operation5.getSubstitutions()
+        self.assertEqual(subs3_4.count(), 1)
+        self.assertEqual(self.ks5.constituents().count(), 7)
+        self.assertEqual(self.ks4D2.definition_formal, r'X1 X2 X3 S1 DEL')
+        self.assertEqual(self.ks5D4.definition_formal, r'X1 X2 X3 S1 D1 DEL D3')
+
+    @decl_endpoint('/api/rsforms/{schema}/delete-multiple-cst', method='patch')
+    def test_delete_substitution(self):
+        data = {'items': [self.ks2S1.pk, self.ks2X2.pk]}
+        self.executeOK(data=data, schema=self.ks2.model.pk)
+        self.ks4D1.refresh_from_db()
+        self.ks4D2.refresh_from_db()
+        self.ks5D4.refresh_from_db()
+        subs1_2 = self.operation4.getSubstitutions()
+        self.assertEqual(subs1_2.count(), 0)
+        subs3_4 = self.operation5.getSubstitutions()
+        self.assertEqual(subs3_4.count(), 1)
+        self.assertEqual(self.ks5.constituents().count(), 7)
+        self.assertEqual(self.ks4D1.definition_formal, r'X4 X1')
+        self.assertEqual(self.ks4D2.definition_formal, r'X1 X2 DEL DEL D1')
+        self.assertEqual(self.ks5D4.definition_formal, r'X1 X2 DEL DEL D1 D2 D3')

rsconcept/backend/apps/oss/tests/s_views/t_oss.py

@@ -201,6 +201,9 @@ class TestOssViewset(EndpointTester):
     def test_create_operation_result(self):
         self.populateData()
 
+        self.operation1.result = None
+        self.operation1.save()
+
         data = {
             'item_data': {
                 'alias': 'Test4',
@@ -223,11 +226,14 @@ class TestOssViewset(EndpointTester):
                 'alias': 'Test4',
                 'title': 'Test title',
                 'comment': 'Comment',
-                'operation_type': OperationType.INPUT
+                'operation_type': OperationType.INPUT,
+                'result': self.ks1.model.pk
             },
             'create_schema': True,
             'positions': [],
         }
+        self.executeBadData(data=data, item=self.owned_id)
+        data['item_data']['result'] = None
         response = self.executeCreated(data=data, item=self.owned_id)
         self.owned.refresh_from_db()
         new_operation = response.data['new_operation']
@@ -309,8 +315,6 @@ class TestOssViewset(EndpointTester):
 
         data['target'] = self.operation1.pk
         data['input'] = None
-
-        data['target'] = self.operation1.pk
         self.toggle_admin(True)
         self.executeBadData(data=data, item=self.unowned_id)
         self.logout()
@@ -343,9 +347,29 @@ class TestOssViewset(EndpointTester):
             'target': self.operation1.pk,
             'input': self.ks2.model.pk
         }
-        response = self.executeOK(data=data, item=self.owned_id)
+        self.executeBadData(data=data, item=self.owned_id)
+
+        self.ks2.model.visible = False
+        self.ks2.model.save(update_fields=['visible'])
+        data = {
+            'positions': [],
+            'target': self.operation2.pk,
+            'input': None
+        }
+        self.executeOK(data=data, item=self.owned_id)
         self.operation2.refresh_from_db()
-        self.assertEqual(self.operation2.result, self.ks2.model)
+        self.ks2.model.refresh_from_db()
+        self.assertEqual(self.operation2.result, None)
+        self.assertEqual(self.ks2.model.visible, True)
+
+        data = {
+            'positions': [],
+            'target': self.operation1.pk,
+            'input': self.ks2.model.pk
+        }
+        self.executeOK(data=data, item=self.owned_id)
+        self.operation1.refresh_from_db()
+        self.assertEqual(self.operation1.result, self.ks2.model)
 
     @decl_endpoint('/api/oss/{item}/update-operation', method='patch')
     def test_update_operation(self):

rsconcept/backend/apps/oss/views/oss.py

@@ -1,7 +1,8 @@
 ''' Endpoints for OSS. '''
-from typing import cast
+from typing import Optional, cast
 
 from django.db import transaction
+from django.db.models import Q
 from django.http import HttpResponse
 from drf_spectacular.utils import extend_schema, extend_schema_view
 from rest_framework import generics, serializers
@@ -109,6 +110,21 @@ class OssViewSet(viewsets.GenericViewSet, generics.ListAPIView, generics.Retriev
         with transaction.atomic():
             oss.update_positions(serializer.validated_data['positions'])
             new_operation = oss.create_operation(**serializer.validated_data['item_data'])
+            schema = new_operation.result
+            if schema is not None:
+                connected_operations = \
+                    m.Operation.objects \
+                    .filter(Q(result=schema) & ~Q(pk=new_operation.pk)) \
+                    .only('operation_type', 'oss_id')
+                for operation in connected_operations:
+                    if operation.operation_type != m.OperationType.INPUT:
+                        raise serializers.ValidationError({
+                            'item_data': msg.operationResultFromAnotherOSS()
+                        })
+                    if operation.oss_id == new_operation.oss_id:
+                        raise serializers.ValidationError({
+                            'item_data': msg.operationInputAlreadyConnected()
+                        })
             if new_operation.operation_type == m.OperationType.INPUT and serializer.validated_data['create_schema']:
                 oss.create_input(new_operation)
             if new_operation.operation_type != m.OperationType.INPUT and 'arguments' in serializer.validated_data:
@@ -127,7 +143,7 @@ class OssViewSet(viewsets.GenericViewSet, generics.ListAPIView, generics.Retriev
     @extend_schema(
         summary='delete operation',
         tags=['OSS'],
-        request=s.OperationTargetSerializer,
+        request=s.OperationDeleteSerializer,
         responses={
             c.HTTP_200_OK: s.OperationSchemaSerializer,
             c.HTTP_400_BAD_REQUEST: None,
@@ -138,17 +154,25 @@ class OssViewSet(viewsets.GenericViewSet, generics.ListAPIView, generics.Retriev
     @action(detail=True, methods=['patch'], url_path='delete-operation')
     def delete_operation(self, request: Request, pk) -> HttpResponse:
         ''' Endpoint: Delete operation. '''
-        serializer = s.OperationTargetSerializer(
+        serializer = s.OperationDeleteSerializer(
             data=request.data,
             context={'oss': self.get_object()}
         )
         serializer.is_valid(raise_exception=True)
 
         oss = m.OperationSchema(self.get_object())
+        operation = cast(m.Operation, serializer.validated_data['target'])
+        old_schema: Optional[LibraryItem] = operation.result
         with transaction.atomic():
             oss.update_positions(serializer.validated_data['positions'])
-            oss.delete_operation(serializer.validated_data['target'])
+            oss.delete_operation(operation, serializer.validated_data['keep_constituents'])
-
+            if old_schema is not None:
+                if serializer.validated_data['delete_schema']:
+                    m.PropagationFacade.before_delete_schema(old_schema)
+                    old_schema.delete()
+                elif old_schema.is_synced(oss.model):
+                    old_schema.visible = True
+                    old_schema.save(update_fields=['visible'])
         return Response(
             status=c.HTTP_200_OK,
             data=s.OperationSchemaSerializer(oss.model).data
@@ -217,11 +241,28 @@ class OssViewSet(viewsets.GenericViewSet, generics.ListAPIView, generics.Retriev
         )
         serializer.is_valid(raise_exception=True)
 
-        operation: m.Operation = cast(m.Operation, serializer.validated_data['target'])
+        target_operation: m.Operation = cast(m.Operation, serializer.validated_data['target'])
+        schema: Optional[LibraryItem] = serializer.validated_data['input']
+        if schema is not None:
+            connected_operations = m.Operation.objects.filter(result=schema).only('operation_type', 'oss_id')
+            for operation in connected_operations:
+                if operation.operation_type != m.OperationType.INPUT:
+                    raise serializers.ValidationError({
+                        'input': msg.operationResultFromAnotherOSS()
+                    })
+                if operation != target_operation and operation.oss_id == target_operation.oss_id:
+                    raise serializers.ValidationError({
+                        'input': msg.operationInputAlreadyConnected()
+                    })
         oss = m.OperationSchema(self.get_object())
+        old_schema: Optional[LibraryItem] = target_operation.result
         with transaction.atomic():
+            if old_schema is not None:
+                if old_schema.is_synced(oss.model):
+                    old_schema.visible = True
+                    old_schema.save(update_fields=['visible'])
             oss.update_positions(serializer.validated_data['positions'])
-            oss.set_input(operation, serializer.validated_data['input'])
+            oss.set_input(target_operation.pk, schema)
         return Response(
             status=c.HTTP_200_OK,
             data=s.OperationSchemaSerializer(oss.model).data

rsconcept/backend/apps/rsform/models/RSForm.py

@@ -29,71 +29,9 @@ DELETED_ALIAS = 'DEL'
 class RSForm:
     ''' RSForm is math form of conceptual schema. '''
 
-    class Cache:
-        ''' Cache for RSForm constituents. '''
-
-        def __init__(self, schema: 'RSForm'):
-            self._schema = schema
-            self.constituents: list[Constituenta] = []
-            self.by_id: dict[int, Constituenta] = {}
-            self.by_alias: dict[str, Constituenta] = {}
-            self.is_loaded = False
-
-        def reload(self) -> None:
-            self.constituents = list(
-                self._schema.constituents().only(
-                    'order',
-                    'alias',
-                    'cst_type',
-                    'definition_formal',
-                    'term_raw',
-                    'definition_raw'
-                ).order_by('order')
-            )
-            self.by_id = {cst.pk: cst for cst in self.constituents}
-            self.by_alias = {cst.alias: cst for cst in self.constituents}
-            self.is_loaded = True
-
-        def ensure_loaded(self) -> None:
-            if not self.is_loaded:
-                self.reload()
-
-        def clear(self) -> None:
-            self.constituents = []
-            self.by_id = {}
-            self.by_alias = {}
-            self.is_loaded = False
-
-        def insert(self, cst: Constituenta) -> None:
-            if self.is_loaded:
-                self.constituents.insert(cst.order - 1, cst)
-                self.by_id[cst.pk] = cst
-                self.by_alias[cst.alias] = cst
-
-        def insert_multi(self, items: Iterable[Constituenta]) -> None:
-            if self.is_loaded:
-                for cst in items:
-                    self.constituents.insert(cst.order - 1, cst)
-                    self.by_id[cst.pk] = cst
-                    self.by_alias[cst.alias] = cst
-
-        def remove(self, target: Constituenta) -> None:
-            if self.is_loaded:
-                self.constituents.remove(self.by_id[target.pk])
-                del self.by_id[target.pk]
-                del self.by_alias[target.alias]
-
-        def remove_multi(self, target: Iterable[Constituenta]) -> None:
-            if self.is_loaded:
-                for cst in target:
-                    self.constituents.remove(self.by_id[cst.pk])
-                    del self.by_id[cst.pk]
-                    del self.by_alias[cst.alias]
-
-
     def __init__(self, model: LibraryItem):
         self.model = model
-        self.cache: RSForm.Cache = RSForm.Cache(self)
+        self.cache: RSFormCache = RSFormCache(self)
 
     @staticmethod
     def create(**kwargs) -> 'RSForm':
@@ -107,6 +45,18 @@ class RSForm:
         model = LibraryItem.objects.get(pk=pk)
         return RSForm(model)
 
+    def get_dependant(self, target: Iterable[int]) -> set[int]:
+        ''' Get list of constituents depending on target (only 1st degree). '''
+        result: set[int] = set()
+        terms = self._graph_term()
+        formal = self._graph_formal()
+        definitions = self._graph_text()
+        for cst_id in target:
+            result.update(formal.outputs[cst_id])
+            result.update(terms.outputs[cst_id])
+            result.update(definitions.outputs[cst_id])
+        return result
+
     def save(self, *args, **kwargs) -> None:
         ''' Model wrapper. '''
         self.model.save(*args, **kwargs)
@@ -138,7 +88,7 @@ class RSForm:
         ''' Access semantic information on constituents. '''
         return SemanticInfo(self)
 
-    def on_term_change(self, changed: list[int]) -> None:
+    def after_term_change(self, changed: list[int]) -> None:
         ''' Trigger cascade resolutions when term changes. '''
         self.cache.ensure_loaded()
         graph_terms = self._graph_term()
@@ -209,7 +159,7 @@ class RSForm:
 
         result.save()
         self.cache.insert(result)
-        self.on_term_change([result.pk])
+        self.after_term_change([result.pk])
         result.refresh_from_db()
         return result
 
@@ -239,8 +189,12 @@ class RSForm:
         self.save(update_fields=['time_update'])
         return result
 
-    def insert_copy(self, items: list[Constituenta], position: int = INSERT_LAST,
+    def insert_copy(
-                    initial_mapping: Optional[dict[str, str]] = None) -> list[Constituenta]:
+        self,
+        items: list[Constituenta],
+        position: int = INSERT_LAST,
+        initial_mapping: Optional[dict[str, str]] = None
+    ) -> list[Constituenta]:
         ''' Insert copy of target constituents updating references. '''
         count = len(items)
         if count == 0:
@@ -252,10 +206,12 @@ class RSForm:
 
         indices: dict[str, int] = {}
         for (value, _) in CstType.choices:
-            indices[value] = self.get_max_index(cast(CstType, value))
+            indices[value] = -1
 
         mapping: dict[str, str] = initial_mapping.copy() if initial_mapping else {}
         for cst in items:
+            if indices[cst.cst_type] == -1:
+                indices[cst.cst_type] = self.get_max_index(cst.cst_type)
             indices[cst.cst_type] = indices[cst.cst_type] + 1
             newAlias = f'{get_type_prefix(cst.cst_type)}{indices[cst.cst_type]}'
             mapping[cst.alias] = newAlias
@@ -318,7 +274,7 @@ class RSForm:
                     cst.definition_resolved = resolver.resolve(cst.definition_raw)
         cst.save()
         if term_changed:
-            self.on_term_change([cst.pk])
+            self.after_term_change([cst.pk])
         self.save(update_fields=['time_update'])
         return old_data
 
@@ -370,7 +326,7 @@ class RSForm:
         Constituenta.objects.filter(pk__in=[cst.pk for cst in deleted]).delete()
         self._reset_order()
         self.apply_mapping(mapping)
-        self.on_term_change([substitution.pk for substitution in replacements])
+        self.after_term_change([substitution.pk for substitution in replacements])
 
     def restore_order(self) -> None:
         ''' Restore order based on types and term graph. '''
@@ -382,19 +338,6 @@ class RSForm:
         mapping = self._create_reset_mapping()
         self.apply_mapping(mapping, change_aliases=True)
 
-    def _create_reset_mapping(self) -> dict[str, str]:
-        bases = cast(dict[str, int], {})
-        mapping = cast(dict[str, str], {})
-        for cst_type in CstType.values:
-            bases[cst_type] = 1
-        cst_list = self.constituents().order_by('order')
-        for cst in cst_list:
-            alias = f'{get_type_prefix(cst.cst_type)}{bases[cst.cst_type]}'
-            bases[cst.cst_type] += 1
-            if cst.alias != alias:
-                mapping[cst.alias] = alias
-        return mapping
-
     def change_cst_type(self, target: int, new_type: CstType) -> bool:
         ''' Change type of constituenta generating alias automatically. '''
         self.cache.ensure_loaded()
@@ -419,6 +362,17 @@ class RSForm:
         Constituenta.objects.bulk_update(update_list, ['alias', 'definition_formal', 'term_raw', 'definition_raw'])
         self.save(update_fields=['time_update'])
 
+    def apply_partial_mapping(self, mapping: dict[str, str], target: list[int]) -> None:
+        ''' Apply rename mapping to target constituents. '''
+        self.cache.ensure_loaded()
+        update_list: list[Constituenta] = []
+        for cst in self.cache.constituents:
+            if cst.pk in target:
+                if cst.apply_mapping(mapping):
+                    update_list.append(cst)
+        Constituenta.objects.bulk_update(update_list, ['definition_formal', 'term_raw', 'definition_raw'])
+        self.save(update_fields=['time_update'])
+
     def resolve_all_text(self) -> None:
         ''' Trigger reference resolution for all texts. '''
         self.cache.ensure_loaded()
@@ -482,6 +436,19 @@ class RSForm:
         self.save(update_fields=['time_update'])
         return result
 
+    def _create_reset_mapping(self) -> dict[str, str]:
+        bases = cast(dict[str, int], {})
+        mapping = cast(dict[str, str], {})
+        for cst_type in CstType.values:
+            bases[cst_type] = 1
+        cst_list = self.constituents().order_by('order')
+        for cst in cst_list:
+            alias = f'{get_type_prefix(cst.cst_type)}{bases[cst.cst_type]}'
+            bases[cst.cst_type] += 1
+            if cst.alias != alias:
+                mapping[cst.alias] = alias
+        return mapping
+
     def _shift_positions(self, start: int, shift: int) -> None:
         if shift == 0:
             return
@@ -561,6 +528,68 @@ class RSForm:
         return result
 
 
+class RSFormCache:
+    ''' Cache for RSForm constituents. '''
+
+    def __init__(self, schema: 'RSForm'):
+        self._schema = schema
+        self.constituents: list[Constituenta] = []
+        self.by_id: dict[int, Constituenta] = {}
+        self.by_alias: dict[str, Constituenta] = {}
+        self.is_loaded = False
+
+    def reload(self) -> None:
+        self.constituents = list(
+            self._schema.constituents().only(
+                'order',
+                'alias',
+                'cst_type',
+                'definition_formal',
+                'term_raw',
+                'definition_raw'
+            ).order_by('order')
+        )
+        self.by_id = {cst.pk: cst for cst in self.constituents}
+        self.by_alias = {cst.alias: cst for cst in self.constituents}
+        self.is_loaded = True
+
+    def ensure_loaded(self) -> None:
+        if not self.is_loaded:
+            self.reload()
+
+    def clear(self) -> None:
+        self.constituents = []
+        self.by_id = {}
+        self.by_alias = {}
+        self.is_loaded = False
+
+    def insert(self, cst: Constituenta) -> None:
+        if self.is_loaded:
+            self.constituents.insert(cst.order - 1, cst)
+            self.by_id[cst.pk] = cst
+            self.by_alias[cst.alias] = cst
+
+    def insert_multi(self, items: Iterable[Constituenta]) -> None:
+        if self.is_loaded:
+            for cst in items:
+                self.constituents.insert(cst.order - 1, cst)
+                self.by_id[cst.pk] = cst
+                self.by_alias[cst.alias] = cst
+
+    def remove(self, target: Constituenta) -> None:
+        if self.is_loaded:
+            self.constituents.remove(self.by_id[target.pk])
+            del self.by_id[target.pk]
+            del self.by_alias[target.alias]
+
+    def remove_multi(self, target: Iterable[Constituenta]) -> None:
+        if self.is_loaded:
+            for cst in target:
+                self.constituents.remove(self.by_id[cst.pk])
+                del self.by_id[cst.pk]
+                del self.by_alias[cst.alias]
+
+
 class SemanticInfo:
     ''' Semantic information derived from constituents. '''
 

rsconcept/backend/apps/rsform/tests/s_models/t_RSForm.py

@@ -388,7 +388,7 @@ class TestRSForm(DBTester):
         x1.term_resolved = 'слон'
         x1.save()
 
-        self.schema.on_term_change([x1.pk])
+        self.schema.after_term_change([x1.pk])
         x1.refresh_from_db()
         x2.refresh_from_db()
         x3.refresh_from_db()

rsconcept/backend/apps/rsform/views/rsforms.py

@@ -263,7 +263,7 @@ class RSFormViewSet(viewsets.GenericViewSet, generics.ListAPIView, generics.Retr
         cst_list: list[m.Constituenta] = serializer.validated_data['items']
         schema = m.RSForm(model)
         with transaction.atomic():
-            PropagationFacade.before_delete(cst_list, schema)
+            PropagationFacade.before_delete_cst(cst_list, schema)
             schema.delete_cst(cst_list)
         return Response(
             status=c.HTTP_200_OK,
@@ -594,9 +594,9 @@ def inline_synthesis(request: Request) -> HttpResponse:
                 index = next(i for (i, cst) in enumerate(items) if cst.pk == replacement.pk)
                 replacement = new_items[index]
             substitutions.append((original, replacement))
-        receiver.substitute(substitutions)
 
-        # TODO: propagate substitutions
+        PropagationFacade.before_substitute(substitutions, receiver)
+        receiver.substitute(substitutions)
 
         receiver.restore_order()
 

rsconcept/backend/requirements.txt

@@ -1,8 +1,8 @@
 tzdata==2024.1
-Django==5.0.7
+Django==5.1
 djangorestframework==3.15.2
 django-cors-headers==4.4.0
-django-filter==24.2
+django-filter==24.3
 drf-spectacular==0.27.2
 drf-spectacular-sidecar==2024.7.1
 coreapi==2.3.3
@@ -11,4 +11,4 @@ cctext==0.1.4
 pyconcept==0.1.6
 
 psycopg2-binary==2.9.9
-gunicorn==22.0.0
+gunicorn==23.0.0

rsconcept/backend/shared/messages.py

@@ -30,6 +30,14 @@ def operationNotInput(title: str):
     return f'Операция не является Загрузкой: {title}'
 
 
+def operationResultFromAnotherOSS():
+    return 'Схема является результатом другой ОСС'
+
+
+def operationInputAlreadyConnected():
+    return 'Схема уже подключена к другой операции'
+
+
 def operationNotSynthesis(title: str):
     return f'Операция не является Синтезом: {title}'
 

rsconcept/frontend/package-lock.json

@@ -12,7 +12,7 @@
         "@tanstack/react-table": "^8.20.1",
         "@uiw/codemirror-themes": "^4.23.0",
         "@uiw/react-codemirror": "^4.23.0",
-        "axios": "^1.7.3",
+        "axios": "^1.7.4",
         "clsx": "^2.1.1",
         "framer-motion": "^11.3.24",
         "html-to-image": "^1.11.11",
@@ -20,7 +20,7 @@
         "react": "^18.3.1",
         "react-dom": "^18.3.1",
         "react-error-boundary": "^4.0.13",
-        "react-icons": "^5.2.1",
+        "react-icons": "^5.3.0",
         "react-intl": "^6.6.8",
         "react-loader-spinner": "^6.1.6",
         "react-pdf": "^9.1.0",
@@ -53,7 +53,7 @@
         "tailwindcss": "^3.4.9",
         "ts-jest": "^29.2.4",
         "typescript": "^5.5.4",
-        "typescript-eslint": "^8.0.1",
+        "typescript-eslint": "^8.1.0",
         "vite": "^5.4.0"
       }
     },
@@ -357,6 +357,38 @@
         "@babel/core": "^7.0.0-0"
       }
     },
+    "node_modules/@babel/plugin-syntax-class-static-block": {
+      "version": "7.14.5",
+      "resolved": "https://registry.npmjs.org/@babel/plugin-syntax-class-static-block/-/plugin-syntax-class-static-block-7.14.5.tgz",
+      "integrity": "sha512-b+YyPmr6ldyNnM6sqYeMWE+bgJcJpO6yS4QD7ymxgH34GBPNDM/THBh8iunyvKIZztiwLH4CJZ0RxTk9emgpjw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@babel/helper-plugin-utils": "^7.14.5"
+      },
+      "engines": {
+        "node": ">=6.9.0"
+      },
+      "peerDependencies": {
+        "@babel/core": "^7.0.0-0"
+      }
+    },
+    "node_modules/@babel/plugin-syntax-import-attributes": {
+      "version": "7.24.7",
+      "resolved": "https://registry.npmjs.org/@babel/plugin-syntax-import-attributes/-/plugin-syntax-import-attributes-7.24.7.tgz",
+      "integrity": "sha512-hbX+lKKeUMGihnK8nvKqmXBInriT3GVjzXKFriV3YC6APGxMbP8RZNFwy91+hocLXq90Mta+HshoB31802bb8A==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@babel/helper-plugin-utils": "^7.24.7"
+      },
+      "engines": {
+        "node": ">=6.9.0"
+      },
+      "peerDependencies": {
+        "@babel/core": "^7.0.0-0"
+      }
+    },
     "node_modules/@babel/plugin-syntax-import-meta": {
       "version": "7.10.4",
       "resolved": "https://registry.npmjs.org/@babel/plugin-syntax-import-meta/-/plugin-syntax-import-meta-7.10.4.tgz",
@@ -477,6 +509,22 @@
         "@babel/core": "^7.0.0-0"
       }
     },
+    "node_modules/@babel/plugin-syntax-private-property-in-object": {
+      "version": "7.14.5",
+      "resolved": "https://registry.npmjs.org/@babel/plugin-syntax-private-property-in-object/-/plugin-syntax-private-property-in-object-7.14.5.tgz",
+      "integrity": "sha512-0wVnp9dxJ72ZUJDV27ZfbSj6iHLoytYZmh3rFcxNnvsJF3ktkzLDZPy/mA17HGsaQT3/DQsWYX1f1QGWkCoVUg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@babel/helper-plugin-utils": "^7.14.5"
+      },
+      "engines": {
+        "node": ">=6.9.0"
+      },
+      "peerDependencies": {
+        "@babel/core": "^7.0.0-0"
+      }
+    },
     "node_modules/@babel/plugin-syntax-top-level-await": {
       "version": "7.14.5",
       "resolved": "https://registry.npmjs.org/@babel/plugin-syntax-top-level-await/-/plugin-syntax-top-level-await-7.14.5.tgz",
@@ -700,9 +748,9 @@
       }
     },
     "node_modules/@codemirror/view": {
-      "version": "6.30.0",
+      "version": "6.32.0",
-      "resolved": "https://registry.npmjs.org/@codemirror/view/-/view-6.30.0.tgz",
+      "resolved": "https://registry.npmjs.org/@codemirror/view/-/view-6.32.0.tgz",
-      "integrity": "sha512-96Nmn8OeLh6aONQprIeYk8hGVnEuYpWuxKSkdsODOx9hWPxyuyZGvmvxV/JmLsp+CubMO1PsLaN5TNNgrl0UrQ==",
+      "integrity": "sha512-AgVNvED2QTsZp5e3syoHLsrWtwJFYWdx1Vr/m3f4h1ATQz0ax60CfXF3Htdmk69k2MlYZw8gXesnQdHtzyVmAw==",
       "license": "MIT",
       "dependencies": {
         "@codemirror/state": "^6.4.0",
@@ -3606,9 +3654,9 @@
       }
     },
     "node_modules/@types/react-transition-group": {
-      "version": "4.4.10",
+      "version": "4.4.11",
-      "resolved": "https://registry.npmjs.org/@types/react-transition-group/-/react-transition-group-4.4.10.tgz",
+      "resolved": "https://registry.npmjs.org/@types/react-transition-group/-/react-transition-group-4.4.11.tgz",
-      "integrity": "sha512-hT/+s0VQs2ojCX823m60m5f0sL5idt9SO6Tj6Dg+rdphGPIeJbJ6CxvBYkgkGKrYeDjvIpKTR38UzmtHJOGW3Q==",
+      "integrity": "sha512-RM05tAniPZ5DZPzzNFP+DmrcOdD0efDUxMy3145oljWSl3x9ZV5vhme98gTxFrj2lhXvmGNnUiuDyJgY9IKkNA==",
       "license": "MIT",
       "dependencies": {
         "@types/react": "*"
@@ -3671,17 +3719,17 @@
       "license": "MIT"
     },
     "node_modules/@typescript-eslint/eslint-plugin": {
-      "version": "8.0.1",
+      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-8.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-8.1.0.tgz",
-      "integrity": "sha512-5g3Y7GDFsJAnY4Yhvk8sZtFfV6YNF2caLzjrRPUBzewjPCaj0yokePB4LJSobyCzGMzjZZYFbwuzbfDHlimXbQ==",
+      "integrity": "sha512-LlNBaHFCEBPHyD4pZXb35mzjGkuGKXU5eeCA1SxvHfiRES0E82dOounfVpL4DCqYvJEKab0bZIA0gCRpdLKkCw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "@eslint-community/regexpp": "^4.10.0",
-        "@typescript-eslint/scope-manager": "8.0.1",
+        "@typescript-eslint/scope-manager": "8.1.0",
-        "@typescript-eslint/type-utils": "8.0.1",
+        "@typescript-eslint/type-utils": "8.1.0",
-        "@typescript-eslint/utils": "8.0.1",
+        "@typescript-eslint/utils": "8.1.0",
-        "@typescript-eslint/visitor-keys": "8.0.1",
+        "@typescript-eslint/visitor-keys": "8.1.0",
         "graphemer": "^1.4.0",
         "ignore": "^5.3.1",
         "natural-compare": "^1.4.0",
@@ -3705,16 +3753,16 @@
       }
     },
     "node_modules/@typescript-eslint/parser": {
-      "version": "8.0.1",
+      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-8.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-8.1.0.tgz",
-      "integrity": "sha512-5IgYJ9EO/12pOUwiBKFkpU7rS3IU21mtXzB81TNwq2xEybcmAZrE9qwDtsb5uQd9aVO9o0fdabFyAmKveXyujg==",
+      "integrity": "sha512-U7iTAtGgJk6DPX9wIWPPOlt1gO57097G06gIcl0N0EEnNw8RGD62c+2/DiP/zL7KrkqnnqF7gtFGR7YgzPllTA==",
       "dev": true,
       "license": "BSD-2-Clause",
       "dependencies": {
-        "@typescript-eslint/scope-manager": "8.0.1",
+        "@typescript-eslint/scope-manager": "8.1.0",
-        "@typescript-eslint/types": "8.0.1",
+        "@typescript-eslint/types": "8.1.0",
-        "@typescript-eslint/typescript-estree": "8.0.1",
+        "@typescript-eslint/typescript-estree": "8.1.0",
-        "@typescript-eslint/visitor-keys": "8.0.1",
+        "@typescript-eslint/visitor-keys": "8.1.0",
         "debug": "^4.3.4"
       },
       "engines": {
@@ -3734,14 +3782,14 @@
       }
     },
     "node_modules/@typescript-eslint/scope-manager": {
-      "version": "8.0.1",
+      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-8.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-8.1.0.tgz",
-      "integrity": "sha512-NpixInP5dm7uukMiRyiHjRKkom5RIFA4dfiHvalanD2cF0CLUuQqxfg8PtEUo9yqJI2bBhF+pcSafqnG3UBnRQ==",
+      "integrity": "sha512-DsuOZQji687sQUjm4N6c9xABJa7fjvfIdjqpSIIVOgaENf2jFXiM9hIBZOL3hb6DHK9Nvd2d7zZnoMLf9e0OtQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@typescript-eslint/types": "8.0.1",
+        "@typescript-eslint/types": "8.1.0",
-        "@typescript-eslint/visitor-keys": "8.0.1"
+        "@typescript-eslint/visitor-keys": "8.1.0"
       },
       "engines": {
         "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
@@ -3752,14 +3800,14 @@
       }
     },
     "node_modules/@typescript-eslint/type-utils": {
-      "version": "8.0.1",
+      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/type-utils/-/type-utils-8.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/type-utils/-/type-utils-8.1.0.tgz",
-      "integrity": "sha512-+/UT25MWvXeDX9YaHv1IS6KI1fiuTto43WprE7pgSMswHbn1Jm9GEM4Txp+X74ifOWV8emu2AWcbLhpJAvD5Ng==",
+      "integrity": "sha512-oLYvTxljVvsMnldfl6jIKxTaU7ok7km0KDrwOt1RHYu6nxlhN3TIx8k5Q52L6wR33nOwDgM7VwW1fT1qMNfFIA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@typescript-eslint/typescript-estree": "8.0.1",
+        "@typescript-eslint/typescript-estree": "8.1.0",
-        "@typescript-eslint/utils": "8.0.1",
+        "@typescript-eslint/utils": "8.1.0",
         "debug": "^4.3.4",
         "ts-api-utils": "^1.3.0"
       },
@@ -3777,9 +3825,9 @@
       }
     },
     "node_modules/@typescript-eslint/types": {
-      "version": "8.0.1",
+      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-8.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-8.1.0.tgz",
-      "integrity": "sha512-PpqTVT3yCA/bIgJ12czBuE3iBlM3g4inRSC5J0QOdQFAn07TYrYEQBBKgXH1lQpglup+Zy6c1fxuwTk4MTNKIw==",
+      "integrity": "sha512-q2/Bxa0gMOu/2/AKALI0tCKbG2zppccnRIRCW6BaaTlRVaPKft4oVYPp7WOPpcnsgbr0qROAVCVKCvIQ0tbWog==",
       "dev": true,
       "license": "MIT",
       "engines": {
@@ -3791,14 +3839,14 @@
       }
     },
     "node_modules/@typescript-eslint/typescript-estree": {
-      "version": "8.0.1",
+      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-8.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-8.1.0.tgz",
-      "integrity": "sha512-8V9hriRvZQXPWU3bbiUV4Epo7EvgM6RTs+sUmxp5G//dBGy402S7Fx0W0QkB2fb4obCF8SInoUzvTYtc3bkb5w==",
+      "integrity": "sha512-NTHhmufocEkMiAord/g++gWKb0Fr34e9AExBRdqgWdVBaKoei2dIyYKD9Q0jBnvfbEA5zaf8plUFMUH6kQ0vGg==",
       "dev": true,
       "license": "BSD-2-Clause",
       "dependencies": {
-        "@typescript-eslint/types": "8.0.1",
+        "@typescript-eslint/types": "8.1.0",
-        "@typescript-eslint/visitor-keys": "8.0.1",
+        "@typescript-eslint/visitor-keys": "8.1.0",
         "debug": "^4.3.4",
         "globby": "^11.1.0",
         "is-glob": "^4.0.3",
@@ -3820,16 +3868,16 @@
       }
     },
     "node_modules/@typescript-eslint/utils": {
-      "version": "8.0.1",
+      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/utils/-/utils-8.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/utils/-/utils-8.1.0.tgz",
-      "integrity": "sha512-CBFR0G0sCt0+fzfnKaciu9IBsKvEKYwN9UZ+eeogK1fYHg4Qxk1yf/wLQkLXlq8wbU2dFlgAesxt8Gi76E8RTA==",
+      "integrity": "sha512-ypRueFNKTIFwqPeJBfeIpxZ895PQhNyH4YID6js0UoBImWYoSjBsahUn9KMiJXh94uOjVBgHD9AmkyPsPnFwJA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "@eslint-community/eslint-utils": "^4.4.0",
-        "@typescript-eslint/scope-manager": "8.0.1",
+        "@typescript-eslint/scope-manager": "8.1.0",
-        "@typescript-eslint/types": "8.0.1",
+        "@typescript-eslint/types": "8.1.0",
-        "@typescript-eslint/typescript-estree": "8.0.1"
+        "@typescript-eslint/typescript-estree": "8.1.0"
       },
       "engines": {
         "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
@@ -3843,13 +3891,13 @@
       }
     },
     "node_modules/@typescript-eslint/visitor-keys": {
-      "version": "8.0.1",
+      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-8.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-8.1.0.tgz",
-      "integrity": "sha512-W5E+o0UfUcK5EgchLZsyVWqARmsM7v54/qEq6PY3YI5arkgmCzHiuk0zKSJJbm71V0xdRna4BGomkCTXz2/LkQ==",
+      "integrity": "sha512-ba0lNI19awqZ5ZNKh6wCModMwoZs457StTebQ0q1NP58zSi2F6MOZRXwfKZy+jB78JNJ/WH8GSh2IQNzXX8Nag==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@typescript-eslint/types": "8.0.1",
+        "@typescript-eslint/types": "8.1.0",
         "eslint-visitor-keys": "^3.4.3"
       },
       "engines": {
@@ -4346,9 +4394,9 @@
       }
     },
     "node_modules/axios": {
-      "version": "1.7.3",
+      "version": "1.7.4",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-1.7.3.tgz",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.7.4.tgz",
-      "integrity": "sha512-Ar7ND9pU99eJ9GpoGQKhKf58GpUOgnzuaB7ueNQ5BMi0p+LZ5oaEnfF999fAArcTIBwXTCHAmGcHOZJaWPq9Nw==",
+      "integrity": "sha512-DukmaFRnY6AzAALSH4J2M3k6PkaC+MfaAGdEERRWcC9q3/TWQwLpHR8ZRLKTdQ3aBDL64EdluRDjJqKw+BPZEw==",
       "license": "MIT",
       "dependencies": {
         "follow-redirects": "^1.15.6",
@@ -4547,24 +4595,27 @@
       }
     },
     "node_modules/babel-preset-current-node-syntax": {
-      "version": "1.0.1",
+      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/babel-preset-current-node-syntax/-/babel-preset-current-node-syntax-1.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/babel-preset-current-node-syntax/-/babel-preset-current-node-syntax-1.1.0.tgz",
-      "integrity": "sha512-M7LQ0bxarkxQoN+vz5aJPsLBn77n8QgTFmo8WK0/44auK2xlCXrYcUxHFxgU7qW5Yzw/CjmLRK2uJzaCd7LvqQ==",
+      "integrity": "sha512-ldYss8SbBlWva1bs28q78Ju5Zq1F+8BrqBZZ0VFhLBvhh6lCpC2o3gDJi/5DRLs9FgYZCnmPYIVFU4lRXCkyUw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "@babel/plugin-syntax-async-generators": "^7.8.4",
         "@babel/plugin-syntax-bigint": "^7.8.3",
-        "@babel/plugin-syntax-class-properties": "^7.8.3",
+        "@babel/plugin-syntax-class-properties": "^7.12.13",
-        "@babel/plugin-syntax-import-meta": "^7.8.3",
+        "@babel/plugin-syntax-class-static-block": "^7.14.5",
+        "@babel/plugin-syntax-import-attributes": "^7.24.7",
+        "@babel/plugin-syntax-import-meta": "^7.10.4",
         "@babel/plugin-syntax-json-strings": "^7.8.3",
-        "@babel/plugin-syntax-logical-assignment-operators": "^7.8.3",
+        "@babel/plugin-syntax-logical-assignment-operators": "^7.10.4",
         "@babel/plugin-syntax-nullish-coalescing-operator": "^7.8.3",
-        "@babel/plugin-syntax-numeric-separator": "^7.8.3",
+        "@babel/plugin-syntax-numeric-separator": "^7.10.4",
         "@babel/plugin-syntax-object-rest-spread": "^7.8.3",
         "@babel/plugin-syntax-optional-catch-binding": "^7.8.3",
         "@babel/plugin-syntax-optional-chaining": "^7.8.3",
-        "@babel/plugin-syntax-top-level-await": "^7.8.3"
+        "@babel/plugin-syntax-private-property-in-object": "^7.14.5",
+        "@babel/plugin-syntax-top-level-await": "^7.14.5"
       },
       "peerDependencies": {
         "@babel/core": "^7.0.0"
@@ -5634,9 +5685,9 @@
       }
     },
     "node_modules/detect-gpu": {
-      "version": "5.0.42",
+      "version": "5.0.43",
-      "resolved": "https://registry.npmjs.org/detect-gpu/-/detect-gpu-5.0.42.tgz",
+      "resolved": "https://registry.npmjs.org/detect-gpu/-/detect-gpu-5.0.43.tgz",
-      "integrity": "sha512-Vdhe87ZNhxIS+OGesy9DOx8P3YBbCBapoomGR9kH26HuDAZ6c0FohsrK47j9efL972kLCaD22EbNUYHVLkqx/w==",
+      "integrity": "sha512-KVcUS/YzsZIBIACz6p2xpuBpAjaY4wiELImJ7M8rb9i16NE6frnVpSV/UBpkK6DYj4Wd3NJeE4sghcaypuM8bg==",
       "license": "MIT",
       "dependencies": {
         "webgl-constants": "^1.1.1"
@@ -7401,9 +7452,9 @@
       }
     },
     "node_modules/ignore": {
-      "version": "5.3.1",
+      "version": "5.3.2",
-      "resolved": "https://registry.npmjs.org/ignore/-/ignore-5.3.1.tgz",
+      "resolved": "https://registry.npmjs.org/ignore/-/ignore-5.3.2.tgz",
-      "integrity": "sha512-5Fytz/IraMjqpwfd34ke28PTVMjZjJG2MPn5t7OE4eUCUNf8BAa7b5WUS9/Qvr6mwOQS7Mk6vdsMno5he+T8Xw==",
+      "integrity": "sha512-hsBTNUqQTDwkWtcdYI2i06Y/nUBEsNEDJKjWdigLvegy8kDuJAS8uRlpkkcQpyEXL0Z/pjDy5HBmMjRCJ2gq+g==",
       "dev": true,
       "license": "MIT",
       "engines": {
@@ -11142,9 +11193,9 @@
       }
     },
     "node_modules/postcss-selector-parser": {
-      "version": "6.1.1",
+      "version": "6.1.2",
-      "resolved": "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-6.1.1.tgz",
+      "resolved": "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-6.1.2.tgz",
-      "integrity": "sha512-b4dlw/9V8A71rLIDsSwVmak9z2DuBUB7CA1/wSdelNEzqsjoSPeADTWNO09lpH49Diy3/JIZ2bSPB1dI3LJCHg==",
+      "integrity": "sha512-Q8qQfPiZ+THO/3ZrOrO0cJJKfpYCagtMUkXbnEfmgUjwXg6z/WBeOyS9APBBPCTSiDV+s4SwQGu8yFsiMRIudg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -11340,9 +11391,9 @@
       }
     },
     "node_modules/react-icons": {
-      "version": "5.2.1",
+      "version": "5.3.0",
-      "resolved": "https://registry.npmjs.org/react-icons/-/react-icons-5.2.1.tgz",
+      "resolved": "https://registry.npmjs.org/react-icons/-/react-icons-5.3.0.tgz",
-      "integrity": "sha512-zdbW5GstTzXaVKvGSyTaBalt7HSfuK5ovrzlpyiWHAFXndXTdd/1hdDHI4xBM1Mn7YriT6aqESucFl9kEXzrdw==",
+      "integrity": "sha512-DnUk8aFbTyQPSkCfF8dbX6kQjXA9DktMeJqfjrg6cK9vwQVMxmcA3BfP4QoiztVmEHtwlTgLFsPuH2NskKT6eg==",
       "license": "MIT",
       "peerDependencies": {
         "react": "*"
@@ -12815,9 +12866,9 @@
       }
     },
     "node_modules/three-stdlib": {
-      "version": "2.32.1",
+      "version": "2.32.2",
-      "resolved": "https://registry.npmjs.org/three-stdlib/-/three-stdlib-2.32.1.tgz",
+      "resolved": "https://registry.npmjs.org/three-stdlib/-/three-stdlib-2.32.2.tgz",
-      "integrity": "sha512-ZgxxLAwtEaKkvfGP+hkW4s6IaDzif47evTdBPwVvdvLsOul3M6l0D4vO4/fzFguXT6FdoBlaTLhteOcn3uDzPg==",
+      "integrity": "sha512-ZN25Na/Xg7APhGKwJ1zhGdhZDsDGGnnm1k5Z+9LLlnfsFye4jigvbN3eA/Ta8hQmBNmEHXoozpmpKK1x8dCePQ==",
       "license": "MIT",
       "dependencies": {
         "@types/draco3d": "^1.4.0",
@@ -13121,15 +13172,15 @@
       }
     },
     "node_modules/typescript-eslint": {
-      "version": "8.0.1",
+      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/typescript-eslint/-/typescript-eslint-8.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/typescript-eslint/-/typescript-eslint-8.1.0.tgz",
-      "integrity": "sha512-V3Y+MdfhawxEjE16dWpb7/IOgeXnLwAEEkS7v8oDqNcR1oYlqWhGH/iHqHdKVdpWme1VPZ0SoywXAkCqawj2eQ==",
+      "integrity": "sha512-prB2U3jXPJLpo1iVLN338Lvolh6OrcCZO+9Yv6AR+tvegPPptYCDBIHiEEUdqRi8gAv2bXNKfMUrgAd2ejn/ow==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@typescript-eslint/eslint-plugin": "8.0.1",
+        "@typescript-eslint/eslint-plugin": "8.1.0",
-        "@typescript-eslint/parser": "8.0.1",
+        "@typescript-eslint/parser": "8.1.0",
-        "@typescript-eslint/utils": "8.0.1"
+        "@typescript-eslint/utils": "8.1.0"
       },
       "engines": {
         "node": "^18.18.0 || ^20.9.0 || >=21.1.0"

rsconcept/frontend/package.json

@@ -16,7 +16,7 @@
     "@tanstack/react-table": "^8.20.1",
     "@uiw/codemirror-themes": "^4.23.0",
     "@uiw/react-codemirror": "^4.23.0",
-    "axios": "^1.7.3",
+    "axios": "^1.7.4",
     "clsx": "^2.1.1",
     "framer-motion": "^11.3.24",
     "html-to-image": "^1.11.11",
@@ -24,7 +24,7 @@
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "react-error-boundary": "^4.0.13",
-    "react-icons": "^5.2.1",
+    "react-icons": "^5.3.0",
     "react-intl": "^6.6.8",
     "react-loader-spinner": "^6.1.6",
     "react-pdf": "^9.1.0",
@@ -57,7 +57,7 @@
     "tailwindcss": "^3.4.9",
     "ts-jest": "^29.2.4",
     "typescript": "^5.5.4",
-    "typescript-eslint": "^8.0.1",
+    "typescript-eslint": "^8.1.0",
     "vite": "^5.4.0"
   },
   "jest": {

rsconcept/frontend/src/app/ApplicationLayout.tsx

@@ -11,7 +11,7 @@ function ApplicationLayout() {
   const { viewportHeight, mainHeight, showScroll } = useConceptOptions();
   return (
     <NavigationState>
-      <div className='min-w-[20rem] clr-app antialiased'>
+      <div className='min-w-[20rem] clr-app antialiased h-full'>
         <ConceptToaster
           className='mt-[4rem] text-sm' // prettier: split lines
           autoClose={3000}
@@ -29,7 +29,7 @@ function ApplicationLayout() {
           }}
         >
           <main
-            className='w-full cc-scroll-y'
+            className='w-full h-full cc-scroll-y'
             style={{ overflowY: showScroll ? 'scroll' : 'auto', minHeight: mainHeight }}
           >
             <Outlet />

rsconcept/frontend/src/app/GlobalProviders.tsx

@@ -6,6 +6,7 @@ import { pdfjs } from 'react-pdf';
 
 import { AuthState } from '@/context/AuthContext';
 import { OptionsState } from '@/context/ConceptOptionsContext';
+import { GlobalOssState } from '@/context/GlobalOssContext';
 import { LibraryState } from '@/context/LibraryContext';
 import { UsersState } from '@/context/UsersContext';
 
@@ -37,9 +38,11 @@ function GlobalProviders({ children }: { children: React.ReactNode }) {
   <UsersState>
   <AuthState>
   <LibraryState>
+  <GlobalOssState>
 
     {children}
-    
+  
+  </GlobalOssState>
   </LibraryState>
   </AuthState>
   </UsersState>

rsconcept/frontend/src/backend/oss.ts

@@ -6,6 +6,7 @@ import {
   IInputCreatedResponse,
   IOperationCreateData,
   IOperationCreatedResponse,
+  IOperationDeleteData,
   IOperationSchemaData,
   IOperationSetInputData,
   IOperationUpdateData,
@@ -40,7 +41,7 @@ export function postCreateOperation(
   });
 }
 
-export function patchDeleteOperation(oss: string, request: FrontExchange<ITargetOperation, IOperationSchemaData>) {
+export function patchDeleteOperation(oss: string, request: FrontExchange<IOperationDeleteData, IOperationSchemaData>) {
   AxiosPatch({
     endpoint: `/api/oss/${oss}/delete-operation`,
     request: request

rsconcept/frontend/src/components/info/TooltipOperation.tsx

@@ -5,7 +5,7 @@ import { useMemo } from 'react';
 
 import Tooltip from '@/components/ui/Tooltip';
 import { OssNodeInternal } from '@/models/miscellaneous';
-import { ICstSubstituteEx } from '@/models/oss';
+import { ICstSubstituteEx, OperationType } from '@/models/oss';
 import { labelOperationType } from '@/utils/labels';
 
 import { IconPageRight } from '../Icons';
@@ -62,11 +62,16 @@ function TooltipOperation({ node, anchor }: TooltipOperationProps) {
   );
 
   return (
-    <Tooltip layer='z-modalTooltip' anchorSelect={anchor} className='max-w-[35rem] max-h-[40rem] dense my-3'>
+    <Tooltip layer='z-modalTooltip' anchorSelect={anchor} className='max-w-[35rem] max-h-[40rem] dense'>
       <h2>{node.data.operation.alias}</h2>
       <p>
         <b>Тип:</b> {labelOperationType(node.data.operation.operation_type)}
       </p>
+      {!node.data.operation.is_owned ? (
+        <p>
+          <b>КС не принадлежит ОСС</b>
+        </p>
+      ) : null}
       {node.data.operation.title ? (
         <p>
           <b>Название: </b>
@@ -79,10 +84,13 @@ function TooltipOperation({ node, anchor }: TooltipOperationProps) {
           {node.data.operation.comment}
         </p>
       ) : null}
-      <p>
+      {node.data.operation.substitutions.length > 0 ? (
-        <b>Положение:</b> [{node.xPos}, {node.yPos}]
+        table
-      </p>
+      ) : node.data.operation.operation_type !== OperationType.INPUT ? (
-      {node.data.operation.substitutions.length > 0 ? table : null}
+        <p>
+          <b>Отождествления:</b> Отсутствуют
+        </p>
+      ) : null}
     </Tooltip>
   );
 }

rsconcept/frontend/src/components/select/PickMultiOperation.tsx

@@ -45,15 +45,15 @@ function PickMultiOperation({ rows, items, selected, setSelected }: PickMultiOpe
       columnHelper.accessor('alias', {
         id: 'alias',
         header: 'Шифр',
-        size: 150,
+        size: 300,
-        minSize: 80,
+        minSize: 150,
-        maxSize: 150
+        maxSize: 300
       }),
       columnHelper.accessor('title', {
         id: 'title',
         header: 'Название',
         size: 1200,
-        minSize: 200,
+        minSize: 300,
         maxSize: 1200,
         cell: props => <div className='text-ellipsis'>{props.getValue()}</div>
       }),

rsconcept/frontend/src/components/select/PickSubstitutions.tsx

@@ -84,10 +84,10 @@ function PickSubstitutions({
   const substitutionData: IMultiSubstitution[] = useMemo(
     () =>
       substitutions.map(item => ({
-        original_source: getSchemaByCst(item.original),
+        original_source: getSchemaByCst(item.original)!,
-        original: getConstituenta(item.original),
+        original: getConstituenta(item.original)!,
-        substitution: getConstituenta(item.substitution),
+        substitution: getConstituenta(item.substitution)!,
-        substitution_source: getSchemaByCst(item.substitution)
+        substitution_source: getSchemaByCst(item.substitution)!
       })),
     [getConstituenta, getSchemaByCst, substitutions]
   );
@@ -138,37 +138,31 @@ function PickSubstitutions({
 
   const columns = useMemo(
     () => [
-      columnHelper.accessor(item => item.substitution_source?.alias ?? 'N/A', {
+      columnHelper.accessor(item => item.substitution_source.alias, {
         id: 'left_schema',
         size: 100,
         cell: props => <div className='min-w-[10.5rem] text-ellipsis text-left'>{props.getValue()}</div>
       }),
-      columnHelper.accessor(item => item.substitution?.alias ?? 'N/A', {
+      columnHelper.accessor(item => item.substitution.alias, {
         id: 'left_alias',
         size: 65,
-        cell: props =>
+        cell: props => (
-          props.row.original.substitution ? (
+          <BadgeConstituenta theme={colors} value={props.row.original.substitution} prefixID={`${prefixID}_1_`} />
-            <BadgeConstituenta theme={colors} value={props.row.original.substitution} prefixID={`${prefixID}_1_`} />
+        )
-          ) : (
-            'N/A'
-          )
       }),
       columnHelper.display({
         id: 'status',
         size: 40,
         cell: () => <IconPageRight size='1.2rem' />
       }),
-      columnHelper.accessor(item => item.original?.alias ?? 'N/A', {
+      columnHelper.accessor(item => item.original.alias, {
         id: 'right_alias',
         size: 65,
-        cell: props =>
+        cell: props => (
-          props.row.original.original ? (
+          <BadgeConstituenta theme={colors} value={props.row.original.original} prefixID={`${prefixID}_1_`} />
-            <BadgeConstituenta theme={colors} value={props.row.original.original} prefixID={`${prefixID}_1_`} />
+        )
-          ) : (
-            'N/A'
-          )
       }),
-      columnHelper.accessor(item => item.original_source?.alias ?? 'N/A', {
+      columnHelper.accessor(item => item.original_source.alias, {
         id: 'right_schema',
         size: 100,
         cell: props => <div className='min-w-[8rem] text-ellipsis text-right'>{props.getValue()}</div>

rsconcept/frontend/src/components/ui/Checkbox.tsx

@@ -27,7 +27,7 @@ function Checkbox({
 }: CheckboxProps) {
   const cursor = useMemo(() => {
     if (disabled) {
-      return 'cursor-auto';
+      return 'cursor-arrow';
     } else if (setValue) {
       return 'cursor-pointer';
     } else {

rsconcept/frontend/src/components/ui/CheckboxTristate.tsx

@@ -25,7 +25,7 @@ function CheckboxTristate({
 }: CheckboxTristateProps) {
   const cursor = useMemo(() => {
     if (disabled) {
-      return 'cursor-auto';
+      return 'cursor-arrow';
     } else if (setValue) {
       return 'cursor-pointer';
     } else {

rsconcept/frontend/src/context/GlobalOssContext.tsx

@@ -0,0 +1,111 @@
+'use client';
+
+import { createContext, useCallback, useContext, useState } from 'react';
+
+import { ErrorData } from '@/components/info/InfoError';
+import useOssDetails from '@/hooks/useOssDetails';
+import { LibraryItemID } from '@/models/library';
+import { IOperationSchema, IOperationSchemaData } from '@/models/oss';
+import { contextOutsideScope } from '@/utils/labels';
+
+import { useLibrary } from './LibraryContext';
+
+interface IGlobalOssContext {
+  schema: IOperationSchema | undefined;
+  setID: (id: string | undefined) => void;
+  setData: (data: IOperationSchemaData) => void;
+  loading: boolean;
+  loadingError: ErrorData;
+  isValid: boolean;
+
+  invalidate: () => void;
+  invalidateItem: (target: LibraryItemID) => void;
+  reload: (callback?: () => void) => void;
+}
+
+const GlobalOssContext = createContext<IGlobalOssContext | null>(null);
+export const useGlobalOss = (): IGlobalOssContext => {
+  const context = useContext(GlobalOssContext);
+  if (context === null) {
+    throw new Error(contextOutsideScope('useGlobalOss', 'GlobalOssState'));
+  }
+  return context;
+};
+
+interface GlobalOssStateProps {
+  children: React.ReactNode;
+}
+
+export const GlobalOssState = ({ children }: GlobalOssStateProps) => {
+  const library = useLibrary();
+  const [isValid, setIsValid] = useState(false);
+  const [ossID, setIdInternal] = useState<string | undefined>(undefined);
+  const {
+    schema: schema, // prettier: split lines
+    error: loadingError,
+    setSchema: setDataInternal,
+    loading: loading,
+    reload: reloadInternal
+  } = useOssDetails({ target: ossID, items: library.items });
+
+  const reload = useCallback(
+    (callback?: () => void) => {
+      reloadInternal(undefined, () => {
+        setIsValid(true);
+        if (callback) callback();
+      });
+    },
+    [reloadInternal]
+  );
+
+  const setData = useCallback(
+    (data: IOperationSchemaData) => {
+      setDataInternal(data);
+      setIsValid(true);
+    },
+    [setDataInternal]
+  );
+
+  const setID = useCallback(
+    (id: string | undefined) => {
+      setIdInternal(prev => {
+        if (prev === id && !isValid) {
+          reload();
+        }
+        return id;
+      });
+    },
+    [setIdInternal, isValid, reload]
+  );
+
+  const invalidate = useCallback(() => {
+    setIsValid(false);
+  }, []);
+
+  const invalidateItem = useCallback(
+    (target: LibraryItemID) => {
+      if (schema?.schemas.includes(target)) {
+        setIsValid(false);
+      }
+    },
+    [schema]
+  );
+
+  return (
+    <GlobalOssContext.Provider
+      value={{
+        schema,
+        setID,
+        setData,
+        loading,
+        loadingError,
+        reload,
+        isValid,
+        invalidateItem,
+        invalidate
+      }}
+    >
+      {children}
+    </GlobalOssContext.Provider>
+  );
+};

rsconcept/frontend/src/context/LibraryContext.tsx

@@ -13,13 +13,11 @@ import {
 } from '@/backend/library';
 import { getRSFormDetails, postRSFormFromFile } from '@/backend/rsforms';
 import { ErrorData } from '@/components/info/InfoError';
-import useOssDetails from '@/hooks/useOssDetails';
 import { FolderTree } from '@/models/FolderTree';
 import { ILibraryItem, LibraryItemID, LocationHead } from '@/models/library';
 import { ILibraryCreateData } from '@/models/library';
 import { matchLibraryItem, matchLibraryItemLocation } from '@/models/libraryAPI';
 import { ILibraryFilter } from '@/models/miscellaneous';
-import { IOperationSchema, IOperationSchemaData } from '@/models/oss';
 import { IRSForm, IRSFormCloneData, IRSFormData } from '@/models/rsform';
 import { RSFormLoader } from '@/models/RSFormLoader';
 import { contextOutsideScope } from '@/utils/labels';
@@ -36,17 +34,10 @@ interface ILibraryContext {
   loadingError: ErrorData;
   setLoadingError: (error: ErrorData) => void;
 
-  globalOSS: IOperationSchema | undefined;
-  setGlobalID: (id: string | undefined) => void;
-  setGlobalOSS: (data: IOperationSchemaData) => void;
-  ossLoading: boolean;
-  ossError: ErrorData;
-
   processing: boolean;
   processingError: ErrorData;
   setProcessingError: (error: ErrorData) => void;
 
-  reloadOSS: (callback?: () => void) => void;
   reloadItems: (callback?: () => void) => void;
 
   applyFilter: (params: ILibraryFilter) => ILibraryItem[];
@@ -84,22 +75,6 @@ export const LibraryState = ({ children }: LibraryStateProps) => {
   const [processingError, setProcessingError] = useState<ErrorData>(undefined);
   const [cachedTemplates, setCachedTemplates] = useState<IRSForm[]>([]);
 
-  const [ossID, setGlobalID] = useState<string | undefined>(undefined);
-  const {
-    schema: globalOSS, // prettier: split lines
-    error: ossError,
-    setSchema: setGlobalOSS,
-    loading: ossLoading,
-    reload: reloadOssInternal
-  } = useOssDetails({ target: ossID });
-
-  const reloadOSS = useCallback(
-    (callback?: () => void) => {
-      reloadOssInternal(setProcessing, callback);
-    },
-    [reloadOssInternal]
-  );
-
   const folders = useMemo(() => {
     const result = new FolderTree();
     result.addPath(LocationHead.USER, 0);
@@ -280,17 +255,11 @@ export const LibraryState = ({ children }: LibraryStateProps) => {
                 1
               );
             }
-            if (globalOSS?.schemas.includes(target)) {
+            if (callback) callback();
-              reloadOSS(() => {
-                if (callback) callback();
-              });
-            } else {
-              if (callback) callback();
-            }
           })
       });
     },
-    [reloadItems, reloadOSS, user, globalOSS]
+    [reloadItems, user]
   );
 
   const cloneItem = useCallback(
@@ -326,20 +295,12 @@ export const LibraryState = ({ children }: LibraryStateProps) => {
         loading,
         loadingError,
         setLoadingError,
+        reloadItems,
 
         processing,
         processingError,
         setProcessingError,
 
-        globalOSS,
-        setGlobalID,
-        setGlobalOSS,
-        ossLoading,
-        ossError,
-        reloadOSS,
-
-        reloadItems,
-
         applyFilter,
         createItem,
         cloneItem,

rsconcept/frontend/src/context/OssContext.tsx

@@ -27,6 +27,7 @@ import { ILibraryUpdateData } from '@/models/library';
 import {
   IOperationCreateData,
   IOperationData,
+  IOperationDeleteData,
   IOperationSchema,
   IOperationSchemaData,
   IOperationSetInputData,
@@ -38,6 +39,7 @@ import { UserID } from '@/models/user';
 import { contextOutsideScope } from '@/utils/labels';
 
 import { useAuth } from './AuthContext';
+import { useGlobalOss } from './GlobalOssContext';
 import { useLibrary } from './LibraryContext';
 
 interface IOssContext {
@@ -45,7 +47,7 @@ interface IOssContext {
   itemID: string;
 
   loading: boolean;
-  errorLoading: ErrorData;
+  loadingError: ErrorData;
   processing: boolean;
   processingError: ErrorData;
 
@@ -63,7 +65,7 @@ interface IOssContext {
 
   savePositions: (data: IPositionsData, callback?: () => void) => void;
   createOperation: (data: IOperationCreateData, callback?: DataCallback<IOperationData>) => void;
-  deleteOperation: (data: ITargetOperation, callback?: () => void) => void;
+  deleteOperation: (data: IOperationDeleteData, callback?: () => void) => void;
   createInput: (data: ITargetOperation, callback?: DataCallback<ILibraryItem>) => void;
   setInput: (data: IOperationSetInputData, callback?: () => void) => void;
   updateOperation: (data: IOperationUpdateData, callback?: () => void) => void;
@@ -86,7 +88,8 @@ interface OssStateProps {
 
 export const OssState = ({ itemID, children }: OssStateProps) => {
   const library = useLibrary();
-  const schema = library.globalOSS;
+  const oss = useGlobalOss();
+  const model = oss.schema;
   const { user } = useAuth();
   const [processing, setProcessing] = useState(false);
   const [processingError, setProcessingError] = useState<ErrorData>(undefined);
@@ -94,25 +97,23 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
   const [toggleTracking, setToggleTracking] = useState(false);
 
   const isOwned = useMemo(() => {
-    return user?.id === schema?.owner || false;
+    return user?.id === model?.owner || false;
-  }, [user, schema?.owner]);
+  }, [user, model?.owner]);
 
   const isSubscribed = useMemo(() => {
-    if (!user || !schema || !user.id) {
+    if (!user || !model || !user.id) {
       return false;
     }
-    return schema.subscribers.includes(user.id);
+    return model.subscribers.includes(user.id);
-  }, [user, schema, toggleTracking]);
+  }, [user, model, toggleTracking]);
 
   useEffect(() => {
-    if (schema?.id !== Number(itemID)) {
+    oss.setID(itemID);
-      library.setGlobalID(itemID);
+  }, [itemID, oss.setID]);
-    }
-  }, [itemID, schema, library]);
 
   const update = useCallback(
     (data: ILibraryUpdateData, callback?: DataCallback<ILibraryItem>) => {
-      if (!schema) {
+      if (!model) {
         return;
       }
       setProcessingError(undefined);
@@ -122,19 +123,19 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: newData => {
-          const fullData: IOperationSchemaData = Object.assign(schema, newData);
+          const fullData: IOperationSchemaData = Object.assign(model, newData);
-          library.setGlobalOSS(fullData);
+          oss.setData(fullData);
           library.localUpdateItem(newData);
           if (callback) callback(newData);
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, model, library.localUpdateItem, oss.setData]
   );
 
   const subscribe = useCallback(
     (callback?: () => void) => {
-      if (!schema || !user) {
+      if (!model || !user) {
         return;
       }
       setProcessingError(undefined);
@@ -143,23 +144,23 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: () => {
-          if (user.id && !schema.subscribers.includes(user.id)) {
+          if (user.id && !model.subscribers.includes(user.id)) {
-            schema.subscribers.push(user.id);
+            model.subscribers.push(user.id);
           }
-          if (!user.subscriptions.includes(schema.id)) {
+          if (!user.subscriptions.includes(model.id)) {
-            user.subscriptions.push(schema.id);
+            user.subscriptions.push(model.id);
           }
           setToggleTracking(prev => !prev);
           if (callback) callback();
         }
       });
     },
-    [itemID, user, schema]
+    [itemID, user, model]
   );
 
   const unsubscribe = useCallback(
     (callback?: () => void) => {
-      if (!schema || !user) {
+      if (!model || !user) {
         return;
       }
       setProcessingError(undefined);
@@ -168,23 +169,23 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: () => {
-          if (user.id && schema.subscribers.includes(user.id)) {
+          if (user.id && model.subscribers.includes(user.id)) {
-            schema.subscribers.splice(schema.subscribers.indexOf(user.id), 1);
+            model.subscribers.splice(model.subscribers.indexOf(user.id), 1);
           }
-          if (user.subscriptions.includes(schema.id)) {
+          if (user.subscriptions.includes(model.id)) {
-            user.subscriptions.splice(user.subscriptions.indexOf(schema.id), 1);
+            user.subscriptions.splice(user.subscriptions.indexOf(model.id), 1);
           }
           setToggleTracking(prev => !prev);
           if (callback) callback();
         }
       });
     },
-    [itemID, schema, user]
+    [itemID, model, user]
   );
 
   const setOwner = useCallback(
     (newOwner: UserID, callback?: () => void) => {
-      if (!schema) {
+      if (!model) {
         return;
       }
       setProcessingError(undefined);
@@ -196,18 +197,18 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: () => {
-          schema.owner = newOwner;
+          model.owner = newOwner;
-          library.localUpdateItem(schema);
+          library.localUpdateItem(model);
           if (callback) callback();
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, model, library.localUpdateItem]
   );
 
   const setAccessPolicy = useCallback(
     (newPolicy: AccessPolicy, callback?: () => void) => {
-      if (!schema) {
+      if (!model) {
         return;
       }
       setProcessingError(undefined);
@@ -219,18 +220,18 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: () => {
-          schema.access_policy = newPolicy;
+          model.access_policy = newPolicy;
-          library.localUpdateItem(schema);
+          library.localUpdateItem(model);
           if (callback) callback();
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, model, library.localUpdateItem]
   );
 
   const setLocation = useCallback(
     (newLocation: string, callback?: () => void) => {
-      if (!schema) {
+      if (!model) {
         return;
       }
       setProcessingError(undefined);
@@ -242,18 +243,18 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: () => {
-          schema.location = newLocation;
+          model.location = newLocation;
-          library.localUpdateItem(schema);
+          library.localUpdateItem(model);
           if (callback) callback();
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, model, library.localUpdateItem]
   );
 
   const setEditors = useCallback(
     (newEditors: UserID[], callback?: () => void) => {
-      if (!schema) {
+      if (!model) {
         return;
       }
       setProcessingError(undefined);
@@ -265,12 +266,12 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: () => {
-          schema.editors = newEditors;
+          model.editors = newEditors;
           if (callback) callback();
         }
       });
     },
-    [itemID, schema]
+    [itemID, model]
   );
 
   const savePositions = useCallback(
@@ -287,7 +288,7 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         }
       });
     },
-    [itemID, library]
+    [itemID, library.localUpdateTimestamp]
   );
 
   const createOperation = useCallback(
@@ -299,17 +300,17 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: newData => {
-          library.setGlobalOSS(newData.oss);
+          oss.setData(newData.oss);
           library.localUpdateTimestamp(newData.oss.id);
           if (callback) callback(newData.new_operation);
         }
       });
     },
-    [itemID, library]
+    [itemID, library.localUpdateTimestamp, oss.setData]
   );
 
   const deleteOperation = useCallback(
-    (data: ITargetOperation, callback?: () => void) => {
+    (data: IOperationDeleteData, callback?: () => void) => {
       setProcessingError(undefined);
       patchDeleteOperation(itemID, {
         data: data,
@@ -317,13 +318,13 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: newData => {
-          library.setGlobalOSS(newData);
+          oss.setData(newData);
           library.localUpdateTimestamp(newData.id);
           if (callback) callback();
         }
       });
     },
-    [itemID, library]
+    [itemID, library.localUpdateTimestamp, oss.setData]
   );
 
   const createInput = useCallback(
@@ -335,19 +336,19 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: newData => {
-          library.setGlobalOSS(newData.oss);
+          oss.setData(newData.oss);
           library.reloadItems(() => {
             if (callback) callback(newData.new_schema);
           });
         }
       });
     },
-    [itemID, library]
+    [itemID, library.reloadItems, oss.setData]
   );
 
   const setInput = useCallback(
     (data: IOperationSetInputData, callback?: () => void) => {
-      if (!schema) {
+      if (!model) {
         return;
       }
       setProcessingError(undefined);
@@ -357,18 +358,18 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: newData => {
-          library.setGlobalOSS(newData);
+          oss.setData(newData);
           library.localUpdateTimestamp(newData.id);
           if (callback) callback();
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, model, library.localUpdateTimestamp, oss.setData]
   );
 
   const updateOperation = useCallback(
     (data: IOperationUpdateData, callback?: () => void) => {
-      if (!schema) {
+      if (!model) {
         return;
       }
       setProcessingError(undefined);
@@ -378,19 +379,19 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: newData => {
-          library.setGlobalOSS(newData);
+          oss.setData(newData);
           library.reloadItems(() => {
             if (callback) callback();
           });
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, model, library.reloadItems, oss.setData]
   );
 
   const executeOperation = useCallback(
     (data: ITargetOperation, callback?: () => void) => {
-      if (!schema) {
+      if (!model) {
         return;
       }
       setProcessingError(undefined);
@@ -400,23 +401,23 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setLoading: setProcessing,
         onError: setProcessingError,
         onSuccess: newData => {
-          library.setGlobalOSS(newData);
+          oss.setData(newData);
           library.reloadItems(() => {
             if (callback) callback();
           });
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, model, library.reloadItems, oss.setData]
   );
 
   return (
     <OssContext.Provider
       value={{
-        schema,
+        schema: model,
         itemID,
-        loading: library.ossLoading,
+        loading: oss.loading,
-        errorLoading: library.ossError,
+        loadingError: oss.loadingError,
         processing,
         processingError,
         isOwned,

rsconcept/frontend/src/context/RSFormContext.tsx

@@ -53,6 +53,7 @@ import { UserID } from '@/models/user';
 import { contextOutsideScope } from '@/utils/labels';
 
 import { useAuth } from './AuthContext';
+import { useGlobalOss } from './GlobalOssContext';
 import { useLibrary } from './LibraryContext';
 
 interface IRSFormContext {
@@ -116,6 +117,7 @@ interface RSFormStateProps {
 
 export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) => {
   const library = useLibrary();
+  const oss = useGlobalOss();
   const { user } = useAuth();
   const {
     schema, // prettier: split lines
@@ -159,15 +161,12 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         onSuccess: newData => {
           setSchema(Object.assign(schema, newData));
           library.localUpdateItem(newData);
-          if (library.globalOSS?.schemas.includes(newData.id)) {
+          oss.invalidateItem(newData.id);
-            library.reloadOSS(() => {
+          if (callback) callback(newData);
-              if (callback) callback(newData);
-            });
-          } else if (callback) callback(newData);
         }
       });
     },
-    [itemID, setSchema, schema, library]
+    [itemID, setSchema, schema, library.localUpdateItem, oss.invalidateItem]
   );
 
   const upload = useCallback(
@@ -188,7 +187,7 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         }
       });
     },
-    [itemID, setSchema, schema, library]
+    [itemID, setSchema, schema, library.localUpdateItem]
   );
 
   const subscribe = useCallback(
@@ -261,7 +260,7 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, schema, library.localUpdateItem]
   );
 
   const setAccessPolicy = useCallback(
@@ -284,7 +283,7 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, schema, library.localUpdateItem]
   );
 
   const setLocation = useCallback(
@@ -306,7 +305,7 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         }
       });
     },
-    [itemID, schema, library]
+    [itemID, schema, library.reloadItems]
   );
 
   const setEditors = useCallback(
@@ -344,13 +343,12 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         onSuccess: newData => {
           setSchema(newData);
           library.localUpdateTimestamp(newData.id);
+          oss.invalidateItem(newData.id);
           if (callback) callback();
-
-          // TODO: deal with OSS cache invalidation
         }
       });
     },
-    [itemID, schema, library, user, setSchema]
+    [itemID, schema, user, setSchema, library.localUpdateTimestamp, oss.invalidateItem]
   );
 
   const restoreOrder = useCallback(
@@ -370,7 +368,7 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         }
       });
     },
-    [itemID, schema, library, user, setSchema]
+    [itemID, schema, user, setSchema, library.localUpdateTimestamp]
   );
 
   const produceStructure = useCallback(
@@ -384,11 +382,12 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         onSuccess: newData => {
           setSchema(newData.schema);
           library.localUpdateTimestamp(newData.schema.id);
+          oss.invalidateItem(newData.schema.id);
           if (callback) callback(newData.cst_list);
         }
       });
     },
-    [setSchema, library, itemID]
+    [setSchema, itemID, library.localUpdateTimestamp, oss.invalidateItem]
   );
 
   const download = useCallback(
@@ -415,13 +414,12 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         onSuccess: newData => {
           setSchema(newData.schema);
           library.localUpdateTimestamp(newData.schema.id);
+          oss.invalidateItem(newData.schema.id);
           if (callback) callback(newData.new_cst);
-
-          // TODO: deal with OSS cache invalidation
         }
       });
     },
-    [itemID, library, setSchema]
+    [itemID, setSchema, library.localUpdateTimestamp, oss.invalidateItem]
   );
 
   const cstDelete = useCallback(
@@ -435,13 +433,12 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         onSuccess: newData => {
           setSchema(newData);
           library.localUpdateTimestamp(newData.id);
+          oss.invalidateItem(newData.id);
           if (callback) callback();
-
-          // TODO: deal with OSS cache invalidation
         }
       });
     },
-    [itemID, library, setSchema]
+    [itemID, setSchema, library.localUpdateTimestamp, oss.invalidateItem]
   );
 
   const cstUpdate = useCallback(
@@ -455,13 +452,12 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         onSuccess: newData =>
           reload(setProcessing, () => {
             library.localUpdateTimestamp(Number(itemID));
+            oss.invalidateItem(Number(itemID));
             if (callback) callback(newData);
-
-            // TODO: deal with OSS cache invalidation
           })
       });
     },
-    [itemID, library, reload]
+    [itemID, reload, library.localUpdateTimestamp, oss.invalidateItem]
   );
 
   const cstRename = useCallback(
@@ -475,15 +471,12 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         onSuccess: newData => {
           setSchema(newData.schema);
           library.localUpdateTimestamp(newData.schema.id);
-          if (library.globalOSS?.schemas.includes(newData.schema.id)) {
+          oss.invalidateItem(newData.schema.id);
-            library.reloadOSS(() => {
+          if (callback) callback(newData.new_cst);
-              if (callback) callback(newData.new_cst);
-            });
-          } else if (callback) callback(newData.new_cst);
         }
       });
     },
-    [setSchema, library, itemID]
+    [setSchema, itemID, library.localUpdateTimestamp, oss.invalidateItem]
   );
 
   const cstSubstitute = useCallback(
@@ -497,15 +490,12 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         onSuccess: newData => {
           setSchema(newData);
           library.localUpdateTimestamp(newData.id);
-          if (library.globalOSS?.schemas.includes(newData.id)) {
+          oss.invalidateItem(newData.id);
-            library.reloadOSS(() => {
+          if (callback) callback();
-              if (callback) callback();
-            });
-          } else if (callback) callback();
         }
       });
     },
-    [setSchema, library, itemID]
+    [setSchema, itemID, library.localUpdateTimestamp, oss.invalidateItem]
   );
 
   const cstMoveTo = useCallback(
@@ -523,7 +513,7 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         }
       });
     },
-    [itemID, library, setSchema]
+    [itemID, setSchema, library.localUpdateTimestamp]
   );
 
   const versionCreate = useCallback(
@@ -541,7 +531,7 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         }
       });
     },
-    [itemID, library, setSchema]
+    [itemID, setSchema, library.localUpdateTimestamp]
   );
 
   const findPredecessor = useCallback((data: ITargetCst, callback: (reference: IConstituentaReference) => void) => {
@@ -612,7 +602,7 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         }
       });
     },
-    [setSchema, library]
+    [setSchema, library.localUpdateItem]
   );
 
   const inlineSynthesis = useCallback(
@@ -625,14 +615,13 @@ export const RSFormState = ({ itemID, versionID, children }: RSFormStateProps) =
         onError: setProcessingError,
         onSuccess: newData => {
           setSchema(newData);
-          library.localUpdateTimestamp(Number(itemID));
+          library.localUpdateTimestamp(newData.id);
+          oss.invalidateItem(newData.id);
           if (callback) callback(newData);
-
-          // TODO: deal with OSS cache invalidation
         }
       });
     },
-    [library, itemID, setSchema]
+    [itemID, setSchema, library.localUpdateTimestamp, oss.invalidateItem]
   );
 
   return (

rsconcept/frontend/src/dialogs/DlgChangeInputSchema.tsx

@@ -31,10 +31,6 @@ function DlgChangeInputSchema({ oss, hideWindow, target, onSubmit }: DlgChangeIn
     setSelected(newValue);
   }, []);
 
-  function handleSubmit() {
-    onSubmit(selected);
-  }
-
   return (
     <Modal
       overflowVisible
@@ -42,7 +38,7 @@ function DlgChangeInputSchema({ oss, hideWindow, target, onSubmit }: DlgChangeIn
       submitText='Подтвердить выбор'
       hideWindow={hideWindow}
       canSubmit={isValid}
-      onSubmit={handleSubmit}
+      onSubmit={() => onSubmit(selected)}
       className={clsx('w-[35rem]', 'pb-3 px-6 cc-column')}
     >
       <div className='flex justify-between gap-3 items-center'>

rsconcept/frontend/src/dialogs/DlgChangeLocation.tsx

@@ -34,10 +34,6 @@ function DlgChangeLocation({ hideWindow, initial, onChangeLocation }: DlgChangeL
     setBody(newValue.length > 3 ? newValue.substring(3) : '');
   }, []);
 
-  function handleSubmit() {
-    onChangeLocation(location);
-  }
-
   return (
     <Modal
       overflowVisible
@@ -46,7 +42,7 @@ function DlgChangeLocation({ hideWindow, initial, onChangeLocation }: DlgChangeL
       submitInvalidTooltip={`Допустимы буквы, цифры, подчерк, пробел и "!". Сегмент пути не может начинаться и заканчиваться пробелом. Общая длина (с корнем) не должна превышать ${limits.location_len}`}
       hideWindow={hideWindow}
       canSubmit={isValid}
-      onSubmit={handleSubmit}
+      onSubmit={() => onChangeLocation(location)}
       className={clsx('w-[35rem]', 'pb-3 px-6 flex gap-3')}
     >
       <div className='flex flex-col gap-2 w-[7rem] h-min'>

rsconcept/frontend/src/dialogs/DlgDeleteOperation.tsx

@@ -0,0 +1,64 @@
+'use client';
+
+import clsx from 'clsx';
+import { useState } from 'react';
+
+import Checkbox from '@/components/ui/Checkbox';
+import Modal, { ModalProps } from '@/components/ui/Modal';
+import TextInput from '@/components/ui/TextInput';
+import { IOperation } from '@/models/oss';
+
+interface DlgDeleteOperationProps extends Pick<ModalProps, 'hideWindow'> {
+  target: IOperation;
+  onSubmit: (keepConstituents: boolean, deleteSchema: boolean) => void;
+}
+
+function DlgDeleteOperation({ hideWindow, target, onSubmit }: DlgDeleteOperationProps) {
+  const [keepConstituents, setKeepConstituents] = useState(false);
+  const [deleteSchema, setDeleteSchema] = useState(false);
+
+  function handleSubmit() {
+    onSubmit(keepConstituents, deleteSchema);
+  }
+
+  return (
+    <Modal
+      overflowVisible
+      header='Удаление операции'
+      submitText='Подтвердить удаление'
+      hideWindow={hideWindow}
+      canSubmit={true}
+      onSubmit={handleSubmit}
+      className={clsx('w-[35rem]', 'pb-3 px-6 cc-column', 'select-none')}
+    >
+      <TextInput
+        disabled
+        dense
+        noBorder
+        id='operation_alias'
+        label='Операция'
+        className='w-full'
+        value={target.alias}
+      />
+      <Checkbox
+        label='Сохранить наследованные конституенты'
+        titleHtml='Наследованные конституенты <br/>превратятся в дописанные'
+        value={keepConstituents}
+        setValue={setKeepConstituents}
+      />
+      <Checkbox
+        label='Удалить схему'
+        titleHtml={
+          !target.is_owned || target.result === undefined
+            ? 'Привязанную схему нельзя удалить'
+            : 'Удалить схему вместе с операцией'
+        }
+        value={deleteSchema}
+        setValue={setDeleteSchema}
+        disabled={!target.is_owned || target.result === undefined}
+      />
+    </Modal>
+  );
+}
+
+export default DlgDeleteOperation;

rsconcept/frontend/src/dialogs/DlgEditOperation/DlgEditOperation.tsx

@@ -63,6 +63,25 @@ function DlgEditOperation({ hideWindow, oss, target, onSubmit }: DlgEditOperatio
     cache.preload(schemasIDs);
   }, [schemasIDs]);
 
+  useEffect(() => {
+    if (cache.loading || schemas.length !== schemasIDs.length) {
+      return;
+    }
+    setSubstitutions(prev =>
+      prev.filter(sub => {
+        const original = cache.getSchemaByCst(sub.original);
+        if (!original || !schemasIDs.includes(original.id)) {
+          return false;
+        }
+        const substitution = cache.getSchemaByCst(sub.substitution);
+        if (!substitution || !schemasIDs.includes(substitution.id)) {
+          return false;
+        }
+        return true;
+      })
+    );
+  }, [schemasIDs, schemas, cache.loading]);
+
   const handleSubmit = () => {
     const data: IOperationUpdateData = {
       target: target.id,

rsconcept/frontend/src/dialogs/DlgEditOperation/TabArguments.tsx

@@ -2,13 +2,12 @@
 
 import { useMemo } from 'react';
 
+import PickMultiOperation from '@/components/select/PickMultiOperation';
 import FlexColumn from '@/components/ui/FlexColumn';
 import Label from '@/components/ui/Label';
 import AnimateFade from '@/components/wrap/AnimateFade';
 import { IOperationSchema, OperationID } from '@/models/oss';
 
-import PickMultiOperation from '../../components/select/PickMultiOperation';
-
 interface TabArgumentsProps {
   oss: IOperationSchema;
   target: OperationID;

rsconcept/frontend/src/dialogs/DlgGraphParams.tsx

@@ -15,17 +15,12 @@ interface DlgGraphParamsProps extends Pick<ModalProps, 'hideWindow'> {
 function DlgGraphParams({ hideWindow, initial, onConfirm }: DlgGraphParamsProps) {
   const [params, updateParams] = usePartialUpdate(initial);
 
-  function handleSubmit() {
-    hideWindow();
-    onConfirm(params);
-  }
-
   return (
     <Modal
       canSubmit
       hideWindow={hideWindow}
       header='Настройки графа термов'
-      onSubmit={handleSubmit}
+      onSubmit={() => onConfirm(params)}
       submitText='Применить'
       className='flex gap-6 justify-between px-6 pb-3 w-[30rem]'
     >

rsconcept/frontend/src/dialogs/DlgRenameCst.tsx

@@ -26,8 +26,6 @@ function DlgRenameCst({ hideWindow, initial, onRename }: DlgRenameCstProps) {
   const [validated, setValidated] = useState(false);
   const [cstData, updateData] = usePartialUpdate(initial);
 
-  const handleSubmit = () => onRename(cstData);
-
   useLayoutEffect(() => {
     if (schema && initial && cstData.cst_type !== initial.cst_type) {
       updateData({ alias: generateAlias(cstData.cst_type, schema) });
@@ -47,7 +45,7 @@ function DlgRenameCst({ hideWindow, initial, onRename }: DlgRenameCstProps) {
       submitInvalidTooltip={'Введите незанятое имя, соответствующее типу'}
       hideWindow={hideWindow}
       canSubmit={validated}
-      onSubmit={handleSubmit}
+      onSubmit={() => onRename(cstData)}
       className={clsx('w-[30rem]', 'py-6 pr-3 pl-6 flex justify-center items-center')}
     >
       <SelectSingle

rsconcept/frontend/src/hooks/useOssDetails.ts

@@ -5,10 +5,11 @@ import { useCallback, useEffect, useState } from 'react';
 import { getOssDetails } from '@/backend/oss';
 import { type ErrorData } from '@/components/info/InfoError';
 import { useAuth } from '@/context/AuthContext';
+import { ILibraryItem } from '@/models/library';
 import { IOperationSchema, IOperationSchemaData } from '@/models/oss';
 import { OssLoader } from '@/models/OssLoader';
 
-function useOssDetails({ target }: { target?: string }) {
+function useOssDetails({ target, items }: { target?: string; items: ILibraryItem[] }) {
   const { loading: userLoading } = useAuth();
   const [schema, setInner] = useState<IOperationSchema | undefined>(undefined);
   const [loading, setLoading] = useState(target != undefined);
@@ -19,7 +20,7 @@ function useOssDetails({ target }: { target?: string }) {
       setInner(undefined);
       return;
     }
-    const newSchema = new OssLoader(data).produceOSS();
+    const newSchema = new OssLoader(data, items).produceOSS();
     setInner(newSchema);
   }
 

rsconcept/frontend/src/hooks/useRSFormCache.ts

@@ -55,11 +55,11 @@ function useRSFormCache() {
 
   useEffect(() => {
     const ids = pending.filter(id => !processing.includes(id) && !cache.find(schema => schema.id === id));
+    setPending([]);
     if (ids.length === 0) {
       return;
     }
     setProcessing(prev => [...prev, ...ids]);
-    setPending([]);
     ids.forEach(id =>
       getRSFormDetails(String(id), '', {
         showError: false,

rsconcept/frontend/src/models/OssLoader.ts

@@ -3,7 +3,7 @@
  */
 
 import { Graph } from './Graph';
-import { LibraryItemID } from './library';
+import { ILibraryItem, LibraryItemID } from './library';
 import {
   IOperation,
   IOperationSchema,
@@ -21,10 +21,12 @@ export class OssLoader {
   private oss: IOperationSchemaData;
   private graph: Graph = new Graph();
   private operationByID = new Map<OperationID, IOperation>();
-  private schemas: LibraryItemID[] = [];
+  private schemaIDs: LibraryItemID[] = [];
+  private items: ILibraryItem[];
 
-  constructor(input: IOperationSchemaData) {
+  constructor(input: IOperationSchemaData, items: ILibraryItem[]) {
     this.oss = input;
+    this.items = items;
   }
 
   produceOSS(): IOperationSchema {
@@ -36,7 +38,7 @@ export class OssLoader {
 
     result.operationByID = this.operationByID;
     result.graph = this.graph;
-    result.schemas = this.schemas;
+    result.schemas = this.schemaIDs;
     result.stats = this.calculateStats();
     return result;
   }
@@ -53,12 +55,14 @@ export class OssLoader {
   }
 
   private extractSchemas() {
-    this.schemas = this.oss.items.map(operation => operation.result).filter(item => item !== null);
+    this.schemaIDs = this.oss.items.map(operation => operation.result).filter(item => item !== null);
   }
 
   private inferOperationAttributes() {
     this.graph.topologicalOrder().forEach(operationID => {
       const operation = this.operationByID.get(operationID)!;
+      const schema = this.items.find(item => item.id === operation.result);
+      operation.is_owned = !schema || (schema.owner === this.oss.owner && schema.location === this.oss.location);
       operation.substitutions = this.oss.substitutions.filter(item => item.operation === operationID);
       operation.arguments = this.oss.arguments
         .filter(item => item.operation === operationID)
@@ -72,7 +76,7 @@ export class OssLoader {
       count_operations: items.length,
       count_inputs: items.filter(item => item.operation_type === OperationType.INPUT).length,
       count_synthesis: items.filter(item => item.operation_type === OperationType.SYNTHESIS).length,
-      count_schemas: this.schemas.length
+      count_schemas: this.schemaIDs.length
     };
   }
 }

rsconcept/frontend/src/models/oss.ts

@@ -36,6 +36,7 @@ export interface IOperation {
 
   result: LibraryItemID | null;
 
+  is_owned: boolean;
   substitutions: ICstSubstituteEx[];
   arguments: OperationID[];
 }
@@ -85,6 +86,14 @@ export interface IOperationUpdateData extends ITargetOperation {
   substitutions: ICstSubstitute[] | undefined;
 }
 
+/**
+ * Represents {@link IOperation} data, used in destruction process.
+ */
+export interface IOperationDeleteData extends ITargetOperation {
+  keep_constituents: boolean;
+  delete_schema: boolean;
+}
+
 /**
  * Represents {@link IOperation} data, used in setInput process.
  */
@@ -119,10 +128,10 @@ export interface ICstSubstituteData {
  * Represents substitution for multi synthesis table.
  */
 export interface IMultiSubstitution {
-  original_source: ILibraryItem | undefined;
+  original_source: ILibraryItem;
-  original: IConstituenta | undefined;
+  original: IConstituenta;
-  substitution: IConstituenta | undefined;
+  substitution: IConstituenta;
-  substitution_source: ILibraryItem | undefined;
+  substitution_source: ILibraryItem;
 }
 
 /**

rsconcept/frontend/src/pages/OssPage/EditorOssGraph/InputNode.tsx

@@ -33,6 +33,13 @@ function InputNode(node: OssNodeInternal) {
           disabled={!hasFile}
         />
       </Overlay>
+
+      {!node.data.operation.is_owned ? (
+        <Overlay position='left-[0.2rem] top-[0.1rem]'>
+          <div className='border rounded-none clr-input h-[1.3rem]'></div>
+        </Overlay>
+      ) : null}
+
       <div id={`${prefixes.operation_list}${node.id}`} className='flex-grow text-center'>
         {node.data.label}
         {controller.showTooltip && !node.dragging ? (

rsconcept/frontend/src/pages/OssPage/EditorOssGraph/NodeContextMenu.tsx

@@ -155,7 +155,7 @@ function NodeContextMenu({
         <DropdownButton
           text='Удалить операцию'
           icon={<IconDestroy size='1rem' className='icon-red' />}
-          disabled={!controller.isMutable || controller.isProcessing}
+          disabled={!controller.isMutable || controller.isProcessing || !controller.canDelete(operation.id)}
           onClick={handleDeleteOperation}
         />
       </Dropdown>

rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OperationNode.tsx

@@ -33,6 +33,12 @@ function OperationNode(node: OssNodeInternal) {
         />
       </Overlay>
 
+      {!node.data.operation.is_owned ? (
+        <Overlay position='left-[0.2rem] top-[0.1rem]'>
+          <div className='border rounded-none clr-input h-[1.3rem]'></div>
+        </Overlay>
+      ) : null}
+
       <div id={`${prefixes.operation_list}${node.id}`} className='flex-grow text-center'>
         {node.data.label}
         {controller.showTooltip && !node.dragging ? (

rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OssFlow.tsx

@@ -132,8 +132,7 @@ function OssFlow({ isModified, setIsModified }: OssFlowProps) {
       const positions = getPositions();
       if (positions.length == 0) {
         target = flow.project({ x: window.innerWidth / 2, y: window.innerHeight / 2 });
-      }
+      } else if (inputs.length <= 1) {
-      if (inputs.length <= 1) {
         let inputsNodes = positions.filter(pos =>
           controller.schema!.items.find(
             operation => operation.operation_type === OperationType.INPUT && operation.id === pos.id
@@ -167,6 +166,7 @@ function OssFlow({ isModified, setIsModified }: OssFlowProps) {
           target.y += PARAMETER.ossMinDistance;
         }
       } while (flagIntersect);
+
       controller.promptCreateOperation({
         x: target.x,
         y: target.y,
@@ -182,12 +182,15 @@ function OssFlow({ isModified, setIsModified }: OssFlowProps) {
     if (controller.selected.length !== 1) {
       return;
     }
-    controller.deleteOperation(controller.selected[0], getPositions());
+    handleDeleteOperation(controller.selected[0]);
   }, [controller, getPositions]);
 
   const handleDeleteOperation = useCallback(
     (target: OperationID) => {
-      controller.deleteOperation(target, getPositions());
+      if (!controller.canDelete(target)) {
+        return;
+      }
+      controller.promptDeleteOperation(target, getPositions());
     },
     [controller, getPositions]
   );

rsconcept/frontend/src/pages/OssPage/EditorOssGraph/ToolbarOssGraph.tsx

@@ -175,7 +175,11 @@ function ToolbarOssGraph({
           <MiniButton
             titleHtml={prepareTooltip('Удалить выбранную', 'Delete')}
             icon={<IconDestroy size='1.25rem' className='icon-red' />}
-            disabled={controller.selected.length !== 1 || controller.isProcessing}
+            disabled={
+              controller.selected.length !== 1 ||
+              controller.isProcessing ||
+              !controller.canDelete(controller.selected[0])
+            }
             onClick={onDelete}
           />
         </div>

rsconcept/frontend/src/pages/OssPage/OssEditContext.tsx

@@ -13,17 +13,20 @@ import { useOSS } from '@/context/OssContext';
 import DlgChangeInputSchema from '@/dialogs/DlgChangeInputSchema';
 import DlgChangeLocation from '@/dialogs/DlgChangeLocation';
 import DlgCreateOperation from '@/dialogs/DlgCreateOperation';
+import DlgDeleteOperation from '@/dialogs/DlgDeleteOperation';
 import DlgEditEditors from '@/dialogs/DlgEditEditors';
 import DlgEditOperation from '@/dialogs/DlgEditOperation';
 import { AccessPolicy, ILibraryItemEditor, LibraryItemID } from '@/models/library';
 import { Position2D } from '@/models/miscellaneous';
 import {
   IOperationCreateData,
+  IOperationDeleteData,
   IOperationPosition,
   IOperationSchema,
   IOperationSetInputData,
   IOperationUpdateData,
-  OperationID
+  OperationID,
+  OperationType
 } from '@/models/oss';
 import { UserID, UserLevel } from '@/models/user';
 import { PARAMETER } from '@/utils/constants';
@@ -62,7 +65,8 @@ export interface IOssEditContext extends ILibraryItemEditor {
 
   savePositions: (positions: IOperationPosition[], callback?: () => void) => void;
   promptCreateOperation: (props: ICreateOperationPrompt) => void;
-  deleteOperation: (target: OperationID, positions: IOperationPosition[]) => void;
+  canDelete: (target: OperationID) => boolean;
+  promptDeleteOperation: (target: OperationID, positions: IOperationPosition[]) => void;
   createInput: (target: OperationID, positions: IOperationPosition[]) => void;
   promptEditInput: (target: OperationID, positions: IOperationPosition[]) => void;
   promptEditOperation: (target: OperationID, positions: IOperationPosition[]) => void;
@@ -103,6 +107,7 @@ export const OssEditState = ({ selected, setSelected, children }: OssEditStatePr
   const [showEditLocation, setShowEditLocation] = useState(false);
   const [showEditInput, setShowEditInput] = useState(false);
   const [showEditOperation, setShowEditOperation] = useState(false);
+  const [showDeleteOperation, setShowDeleteOperation] = useState(false);
 
   const [showCreateOperation, setShowCreateOperation] = useState(false);
   const [insertPosition, setInsertPosition] = useState<Position2D>({ x: 0, y: 0 });
@@ -258,15 +263,48 @@ export const OssEditState = ({ selected, setSelected, children }: OssEditStatePr
     [model, positions]
   );
 
-  const deleteOperation = useCallback(
+  const canDelete = useCallback(
-    (target: OperationID, positions: IOperationPosition[]) => {
+    (target: OperationID) => {
-      model.deleteOperation({ target: target, positions: positions }, () =>
+      if (!model.schema) {
-        toast.success(information.operationDestroyed)
+        return false;
-      );
+      }
+      const operation = model.schema.operationByID.get(target);
+      if (!operation) {
+        return false;
+      }
+      if (operation.operation_type === OperationType.INPUT) {
+        return true;
+      }
+      return model.schema.graph.expandOutputs([target]).length === 0;
     },
     [model]
   );
 
+  const promptDeleteOperation = useCallback(
+    (target: OperationID, positions: IOperationPosition[]) => {
+      setPositions(positions);
+      setTargetOperationID(target);
+      setShowDeleteOperation(true);
+    },
+    [model]
+  );
+
+  const deleteOperation = useCallback(
+    (keepConstituents: boolean, deleteSchema: boolean) => {
+      if (!targetOperationID) {
+        return;
+      }
+      const data: IOperationDeleteData = {
+        target: targetOperationID,
+        positions: positions,
+        keep_constituents: keepConstituents,
+        delete_schema: deleteSchema
+      };
+      model.deleteOperation(data, () => toast.success(information.operationDestroyed));
+    },
+    [model, targetOperationID, positions]
+  );
+
   const createInput = useCallback(
     (target: OperationID, positions: IOperationPosition[]) => {
       model.createInput({ target: target, positions: positions }, new_schema => {
@@ -334,7 +372,8 @@ export const OssEditState = ({ selected, setSelected, children }: OssEditStatePr
         openOperationSchema,
         savePositions,
         promptCreateOperation,
-        deleteOperation,
+        canDelete,
+        promptDeleteOperation,
         createInput,
         promptEditInput,
         promptEditOperation,
@@ -381,6 +420,13 @@ export const OssEditState = ({ selected, setSelected, children }: OssEditStatePr
               onSubmit={handleEditOperation}
             />
           ) : null}
+          {showDeleteOperation ? (
+            <DlgDeleteOperation
+              hideWindow={() => setShowDeleteOperation(false)}
+              target={targetOperation!}
+              onSubmit={deleteOperation}
+            />
+          ) : null}
         </AnimatePresence>
       ) : null}
 

rsconcept/frontend/src/pages/OssPage/OssTabs.tsx

@@ -35,8 +35,8 @@ function OssTabs() {
   const query = useQueryStrings();
   const activeTab = query.get('tab') ? (Number(query.get('tab')) as OssTabID) : OssTabID.GRAPH;
 
-  const { calculateHeight } = useConceptOptions();
+  const { calculateHeight, setNoFooter } = useConceptOptions();
-  const { schema, loading, errorLoading } = useOSS();
+  const { schema, loading, loadingError: errorLoading } = useOSS();
   const { destroyItem } = useLibrary();
 
   const [isModified, setIsModified] = useState(false);
@@ -53,6 +53,10 @@ function OssTabs() {
     }
   }, [schema, schema?.title]);
 
+  useLayoutEffect(() => {
+    setNoFooter(activeTab === OssTabID.GRAPH);
+  }, [activeTab, setNoFooter]);
+
   const navigateTab = useCallback(
     (tab: OssTabID) => {
       if (!schema) {
@@ -96,7 +100,7 @@ function OssTabs() {
     });
   }, [schema, destroyItem, router]);
 
-  const panelHeight = useMemo(() => calculateHeight('1.75rem + 4px'), [calculateHeight]);
+  const panelHeight = useMemo(() => calculateHeight('1.625rem + 2px'), [calculateHeight]);
 
   const cardPanel = useMemo(
     () => (

rsconcept/frontend/src/pages/RSFormPage/RSTabs.tsx

@@ -14,6 +14,7 @@ import TabLabel from '@/components/ui/TabLabel';
 import TextURL from '@/components/ui/TextURL';
 import AnimateFade from '@/components/wrap/AnimateFade';
 import { useConceptOptions } from '@/context/ConceptOptionsContext';
+import { useGlobalOss } from '@/context/GlobalOssContext';
 import { useLibrary } from '@/context/LibraryContext';
 import { useBlockNavigation, useConceptNavigation } from '@/context/NavigationContext';
 import { useRSForm } from '@/context/RSFormContext';
@@ -47,6 +48,7 @@ function RSTabs() {
   const { setNoFooter, calculateHeight } = useConceptOptions();
   const { schema, loading, errorLoading, isArchive, itemID } = useRSForm();
   const library = useLibrary();
+  const oss = useGlobalOss();
 
   const [isModified, setIsModified] = useState(false);
   useBlockNavigation(isModified);
@@ -177,18 +179,19 @@ function RSTabs() {
     if (!schema || !window.confirm(prompts.deleteLibraryItem)) {
       return;
     }
-    const backToOSS = library.globalOSS?.schemas.includes(schema.id);
+    const backToOSS = oss.schema?.schemas.includes(schema.id);
     library.destroyItem(schema.id, () => {
       toast.success(information.itemDestroyed);
       if (backToOSS) {
-        router.push(urls.oss(library.globalOSS!.id, OssTabID.GRAPH));
+        oss.invalidate();
+        router.push(urls.oss(oss.schema!.id, OssTabID.GRAPH));
       } else {
         router.push(urls.library);
       }
     });
-  }, [schema, library, router]);
+  }, [schema, library, oss, router]);
 
-  const panelHeight = useMemo(() => calculateHeight('1.75rem + 4px'), [calculateHeight]);
+  const panelHeight = useMemo(() => calculateHeight('1.625rem + 2px'), [calculateHeight]);
 
   const cardPanel = useMemo(
     () => (