ConceptPortal-public/rsconcept/backend/apps/oss/models/OperationSchema.py
2025-08-05 14:26:56 +03:00

241 lines
8.8 KiB
Python

''' Models: OSS API. '''
# pylint: disable=duplicate-code
from typing import Optional
from cctext import extract_entities
from django.db.models import QuerySet
from apps.library.models import Editor, LibraryItem, LibraryItemType
from apps.rsform.models import (
DELETED_ALIAS,
Constituenta,
OrderManager,
RSFormCached,
extract_globals,
replace_entities,
replace_globals
)
from .Argument import Argument
from .Block import Block
from .Inheritance import Inheritance
from .Layout import Layout
from .Operation import Operation, OperationType
from .Reference import Reference
from .Substitution import Substitution
CstMapping = dict[str, Optional[Constituenta]]
CstSubstitution = list[tuple[Constituenta, Constituenta]]
def cst_mapping_to_alias(mapping: CstMapping) -> dict[str, str]:
''' Convert constituenta mapping to alias mapping. '''
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 map_cst_update_data(cst: Constituenta, data: dict, old_data: dict, mapping: dict[str, str]) -> dict:
''' Map data for constituenta update. '''
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:
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 extract_data_references(data: dict, old_data: dict) -> set[str]:
''' Extract references from data. '''
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
class OperationSchema:
''' Operations schema API wrapper. No caching, propagation and minimal side effects. '''
def __init__(self, model: LibraryItem):
self.model = model
@staticmethod
def create(**kwargs) -> 'OperationSchema':
''' Create LibraryItem via OperationSchema. '''
model = LibraryItem.objects.create(item_type=LibraryItemType.OPERATION_SCHEMA, **kwargs)
Layout.objects.create(oss=model, data=[])
return OperationSchema(model)
@staticmethod
def owned_schemasQ(item: LibraryItem) -> QuerySet[LibraryItem]:
''' Get QuerySet containing all result schemas owned by current OSS. '''
return LibraryItem.objects.filter(
producer__oss=item,
owner_id=item.owner_id,
location=item.location
)
@staticmethod
def layoutQ(itemID: int) -> Layout:
''' OSS layout. '''
return Layout.objects.get(oss_id=itemID)
@staticmethod
def create_dependant_mapping(source: RSFormCached, cst_list: list[Constituenta]) -> CstMapping:
''' Create mapping for dependant Constituents. '''
if len(cst_list) == len(source.cache.constituents):
return {c.alias: c for c in source.cache.constituents}
inserted_aliases = [cst.alias for cst in cst_list]
depend_aliases: set[str] = set()
for item in cst_list:
depend_aliases.update(item.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
return alias_mapping
@staticmethod
def create_input(oss: LibraryItem, operation: Operation) -> RSFormCached:
''' Create input RSForm for given Operation. '''
schema = RSFormCached.create(
owner=oss.owner,
alias=operation.alias,
title=operation.title,
description=operation.description,
visible=False,
access_policy=oss.access_policy,
location=oss.location
)
Editor.set(schema.model.pk, oss.getQ_editors().values_list('pk', flat=True))
operation.setQ_result(schema.model)
return schema
def refresh_from_db(self) -> None:
''' Model wrapper. '''
self.model.refresh_from_db()
def create_operation(self, **kwargs) -> Operation:
''' Create Operation. '''
result = Operation.objects.create(oss=self.model, **kwargs)
return result
def create_reference(self, target: Operation) -> Operation:
''' Create Reference Operation. '''
result = Operation.objects.create(
oss=self.model,
operation_type=OperationType.REFERENCE,
result=target.result,
parent=target.parent
)
Reference.objects.create(reference=result, target=target)
return result
def create_block(self, **kwargs) -> Block:
''' Create Block. '''
result = Block.objects.create(oss=self.model, **kwargs)
return result
def delete_block(self, target: Block):
''' Delete Block. '''
new_parent = target.parent
if new_parent is not None:
for block in Block.objects.filter(parent=target):
if block != new_parent:
block.parent = new_parent
block.save(update_fields=['parent'])
for operation in Operation.objects.filter(parent=target):
operation.parent = new_parent
operation.save(update_fields=['parent'])
target.delete()
def set_arguments(self, target: int, arguments: list[Operation]) -> None:
''' Set arguments of target Operation. '''
Argument.objects.filter(operation_id=target).delete()
order = 0
for arg in arguments:
Argument.objects.create(
operation_id=target,
argument=arg,
order=order
)
order += 1
def set_substitutions(self, target: int, substitutes: list[dict]) -> None:
''' Set Substitutions for target Operation. '''
Substitution.objects.filter(operation_id=target).delete()
for sub_item in substitutes:
Substitution.objects.create(
operation_id=target,
original=sub_item['original'],
substitution=sub_item['substitution']
)
def execute_operation(self, operation: Operation) -> None:
''' Execute target Operation. '''
schemas: list[int] = [
arg.argument.result_id
for arg in Argument.objects
.filter(operation=operation)
.select_related('argument')
.only('argument__result_id')
.order_by('order')
if arg.argument.result_id is not None
]
if len(schemas) == 0:
return
substitutions = operation.getQ_substitutions()
receiver = OperationSchema.create_input(self.model, operation)
parents: dict = {}
children: dict = {}
for operand in schemas:
items = list(Constituenta.objects.filter(schema_id=operand).order_by('order'))
new_items = receiver.insert_copy(items)
for (i, cst) in enumerate(new_items):
parents[cst.pk] = items[i]
children[items[i].pk] = cst
translated_substitutions: list[tuple[Constituenta, Constituenta]] = []
for sub in substitutions:
original = children[sub.original.pk]
replacement = children[sub.substitution.pk]
translated_substitutions.append((original, replacement))
receiver.substitute(translated_substitutions)
for cst in Constituenta.objects.filter(schema=receiver.model).order_by('order'):
parent = parents.get(cst.pk)
assert parent is not None
Inheritance.objects.create(
operation_id=operation.pk,
child=cst,
parent=parent
)
OrderManager(receiver).restore_order()
receiver.reset_aliases()
receiver.resolve_all_text()