Improve OSS frontend

rsconcept/backend/apps/rsform/serializers/io_files.py

@@ -4,7 +4,7 @@ from rest_framework import serializers
 
 from shared import messages as msg
 
-from ..models import Constituenta, LibraryItem, RSForm
+from ..models import Constituenta, RSForm
 from ..utils import fix_old_references
 
 _CST_TYPE = 'constituenta'

rsconcept/frontend/src/app/backendAPI.ts

@@ -13,7 +13,9 @@ import {
   ICstSubstituteData,
   IOperationCreateData,
   IOperationCreatedResponse,
-  IOperationSchemaData
+  IOperationSchemaData,
+  IPositionsData,
+  ITargetOperation
 } from '@/models/oss';
 import {
   IConstituentaList,
@@ -424,6 +426,13 @@ export function getOssDetails(target: string, request: FrontPull<IOperationSchem
   });
 }
 
+export function patchUpdatePositions(schema: string, request: FrontPush<IPositionsData>) {
+  AxiosPatch({
+    endpoint: `/api/oss/${schema}/update-positions`,
+    request: request
+  });
+}
+
 export function postCreateOperation(
   schema: string,
   request: FrontExchange<IOperationCreateData, IOperationCreatedResponse>
@@ -434,6 +443,13 @@ export function postCreateOperation(
   });
 }
 
+export function patchDeleteOperation(schema: string, request: FrontExchange<ITargetOperation, IOperationSchemaData>) {
+  AxiosPatch({
+    endpoint: `/api/oss/${schema}/delete-operation`,
+    request: request
+  });
+}
+
 export function postInflectText(request: FrontExchange<IWordFormPlain, ITextResult>) {
   AxiosPost({
     endpoint: `/api/cctext/inflect`,

rsconcept/frontend/src/context/OssContext.tsx

@@ -5,11 +5,13 @@ import { createContext, useCallback, useContext, useMemo, useState } from 'react
 import {
   type DataCallback,
   deleteUnsubscribe,
+  patchDeleteOperation,
   patchEditorsSet as patchSetEditors,
   patchLibraryItem,
   patchSetAccessPolicy,
   patchSetLocation,
   patchSetOwner,
+  patchUpdatePositions,
   postCreateOperation,
   postSubscribe
 } from '@/app/backendAPI';
@@ -17,7 +19,7 @@ import { type ErrorData } from '@/components/info/InfoError';
 import useOssDetails from '@/hooks/useOssDetails';
 import { AccessPolicy, ILibraryItem } from '@/models/library';
 import { ILibraryUpdateData } from '@/models/library';
-import { IOperation, IOperationCreateData, IOperationSchema } from '@/models/oss';
+import { IOperation, IOperationCreateData, IOperationSchema, IPositionsData, ITargetOperation } from '@/models/oss';
 import { UserID } from '@/models/user';
 import { contextOutsideScope } from '@/utils/labels';
 
@@ -45,7 +47,9 @@ interface IOssContext {
   setLocation: (newLocation: string, callback?: () => void) => void;
   setEditors: (newEditors: UserID[], callback?: () => void) => void;
 
+  savePositions: (data: IPositionsData, callback?: () => void) => void;
   createOperation: (data: IOperationCreateData, callback?: DataCallback<IOperation>) => void;
+  deleteOperation: (data: ITargetOperation, callback?: () => void) => void;
 }
 
 const OssContext = createContext<IOssContext | null>(null);
@@ -250,6 +254,23 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
     [itemID, schema]
   );
 
+  const savePositions = useCallback(
+    (data: IPositionsData, callback?: () => void) => {
+      setProcessingError(undefined);
+      patchUpdatePositions(itemID, {
+        data: data,
+        showError: true,
+        setLoading: setProcessing,
+        onError: setProcessingError,
+        onSuccess: () => {
+          library.localUpdateTimestamp(Number(itemID));
+          if (callback) callback();
+        }
+      });
+    },
+    [itemID, library]
+  );
+
   const createOperation = useCallback(
     (data: IOperationCreateData, callback?: DataCallback<IOperation>) => {
       setProcessingError(undefined);
@@ -268,6 +289,24 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
     [itemID, library, setSchema]
   );
 
+  const deleteOperation = useCallback(
+    (data: ITargetOperation, callback?: () => void) => {
+      setProcessingError(undefined);
+      patchDeleteOperation(itemID, {
+        data: data,
+        showError: true,
+        setLoading: setProcessing,
+        onError: setProcessingError,
+        onSuccess: newData => {
+          setSchema(newData);
+          library.localUpdateTimestamp(newData.id);
+          if (callback) callback();
+        }
+      });
+    },
+    [itemID, library, setSchema]
+  );
+
   return (
     <OssContext.Provider
       value={{
@@ -288,7 +327,9 @@ export const OssState = ({ itemID, children }: OssStateProps) => {
         setAccessPolicy,
         setLocation,
 
-        createOperation
+        savePositions,
+        createOperation,
+        deleteOperation
       }}
     >
       {children}

rsconcept/frontend/src/models/oss.ts

@@ -41,16 +41,29 @@ export interface IOperation {
  */
 export interface IOperationPosition extends Pick<IOperation, 'id' | 'position_x' | 'position_y'> {}
 
+/**
+ * Represents all {@link IOperation} positions in {@link IOperationSchema}.
+ */
+export interface IPositionsData {
+  positions: IOperationPosition[];
+}
+
+/**
+ * Represents target {@link IOperation}.
+ */
+export interface ITargetOperation extends IPositionsData {
+  target: OperationID;
+}
+
 /**
  * Represents {@link IOperation} data, used in creation process.
  */
-export interface IOperationCreateData {
+export interface IOperationCreateData extends IPositionsData {
   item_data: Pick<
     IOperation,
     'alias' | 'operation_type' | 'title' | 'comment' | 'position_x' | 'position_y' | 'result'
   >;
   arguments: OperationID[] | undefined;
-  positions: IOperationPosition[];
 }
 
 /**

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

@@ -4,10 +4,15 @@ import { ReactFlowProvider } from 'reactflow';
 
 import OssFlow from './OssFlow';
 
-function EditorOssGraph() {
+interface EditorOssGraphProps {
+  isModified: boolean;
+  setIsModified: React.Dispatch<React.SetStateAction<boolean>>;
+}
+
+function EditorOssGraph({ isModified, setIsModified }: EditorOssGraphProps) {
   return (
     <ReactFlowProvider>
-      <OssFlow />
+      <OssFlow isModified={isModified} setIsModified={setIsModified} />
     </ReactFlowProvider>
   );
 }

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

@@ -1,7 +1,6 @@
-import { CiSquareRemove } from 'react-icons/ci';
-import { PiPlugsConnected } from 'react-icons/pi';
 import { Handle, Position } from 'reactflow';
 
+import { IconDestroy, IconEdit2 } from '@/components/Icons';
 import MiniButton from '@/components/ui/MiniButton.tsx';
 
 import { useOssEdit } from '../OssEditContext';
@@ -21,27 +20,30 @@ function InputNode({ id, data }: InputNodeProps) {
     console.log('delete node ' + id);
   };
 
-  const handleClick = () => {
+  const handleEditOperation = () => {
+    console.log('edit operation ' + id);
     //controller.selectNode(id);
-    // controller.showSelectInput();
+    //controller.showSynthesis();
   };
 
   return (
     <>
-      <Handle type='target' position={Position.Bottom} />
-      <div className='flex justify-between'>
+      <Handle type='source' position={Position.Bottom} />
+      <div className='flex justify-between items-center'>
         <div className='flex-grow text-center'>{data.label}</div>
         <div className='cc-icons'>
           <MiniButton
-            icon={<PiPlugsConnected className='icon-green' />}
-            title='Привязать схему'
+            icon={<IconEdit2 className='icon-primary' size='0.75rem' />}
+            noPadding
+            title='Редактировать'
             onClick={() => {
-              handleClick();
+              handleEditOperation();
             }}
           />
           <MiniButton
-            icon={<CiSquareRemove className='icon-red' size='1rem' />}
-            title='Удалить'
+            noPadding
+            icon={<IconDestroy className='icon-red' size='0.75rem' />}
+            title='Удалить операцию'
             onClick={handleDelete}
           />
         </div>

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

@@ -1,16 +1,18 @@
-import { CiSquareRemove } from 'react-icons/ci';
-import { IoGitNetworkSharp } from 'react-icons/io5';
 import { VscDebugStart } from 'react-icons/vsc';
 import { Handle, Position } from 'reactflow';
 
+import { IconDestroy, IconEdit2 } from '@/components/Icons';
 import MiniButton from '@/components/ui/MiniButton.tsx';
 
 import { useOssEdit } from '../OssEditContext';
 interface OperationNodeProps {
   id: string;
+  data: {
+    label: string;
+  };
 }
 
-function OperationNode({ id }: OperationNodeProps) {
+function OperationNode({ id, data }: OperationNodeProps) {
   const controller = useOssEdit();
   console.log(controller.isMutable);
 
@@ -32,37 +34,33 @@ function OperationNode({ id }: OperationNodeProps) {
 
   return (
     <>
-      <Handle type='target' position={Position.Bottom} />
-      <div>
+      <Handle type='source' position={Position.Bottom} />
+      <div className='flex justify-between'>
+        <div className='flex-grow text-center'>{data.label}</div>
+        <div className='cc-icons'>
           <MiniButton
-          className='float-right'
-          icon={<CiSquareRemove className='icon-red' />}
-          title='Удалить'
-          onClick={handleDelete}
-          color={'red'}
+            icon={<IconEdit2 className='icon-primary' size='1rem' />}
+            title='Редактировать'
+            onClick={() => {
+              handleEditOperation();
+            }}
           />
-        <div>
-          Тип: <strong>Отождествление</strong>
-        </div>
-        <div>
-          Схема: <strong></strong>
           <MiniButton
             className='float-right'
-            icon={<VscDebugStart className='icon-green' />}
+            icon={<VscDebugStart className='icon-green' size='1rem' />}
             title='Синтез'
             onClick={() => handleRunOperation()}
           />
           <MiniButton
-            className='float-right'
-            icon={<IoGitNetworkSharp className='icon-green' />}
-            title='Отождествления'
-            onClick={() => handleEditOperation()}
+            icon={<IconDestroy className='icon-red' size='1rem' />}
+            title='Удалить операцию'
+            onClick={handleDelete}
           />
         </div>
       </div>
 
-      <Handle type='source' position={Position.Top} id='a' style={{ left: 50 }} />
-      <Handle type='source' position={Position.Top} id='b' style={{ right: 50, left: 'auto' }} />
+      <Handle type='target' position={Position.Top} id='left' style={{ left: 40 }} />
+      <Handle type='target' position={Position.Top} id='right' style={{ right: 40, left: 'auto' }} />
     </>
   );
 }

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

@@ -1,42 +1,61 @@
 'use client';
 
-import { useCallback, useLayoutEffect, useMemo } from 'react';
+import { useCallback, useLayoutEffect, useMemo, useState } from 'react';
 import {
-  EdgeChange,
+  Node,
   NodeChange,
   NodeTypes,
   ProOptions,
   ReactFlow,
   useEdgesState,
   useNodesState,
-  useViewport
+  useOnSelectionChange,
+  useReactFlow
 } from 'reactflow';
 
 import Overlay from '@/components/ui/Overlay';
 import AnimateFade from '@/components/wrap/AnimateFade';
 import { useConceptOptions } from '@/context/ConceptOptionsContext';
 import { useOSS } from '@/context/OssContext';
+import { PARAMETER } from '@/utils/constants';
 
 import { useOssEdit } from '../OssEditContext';
 import InputNode from './InputNode';
 import OperationNode from './OperationNode';
 import ToolbarOssGraph from './ToolbarOssGraph';
 
-function OssFlow() {
+interface OssFlowProps {
+  isModified: boolean;
+  setIsModified: React.Dispatch<React.SetStateAction<boolean>>;
+}
+
+function OssFlow({ isModified, setIsModified }: OssFlowProps) {
   const { calculateHeight } = useConceptOptions();
   const model = useOSS();
   const controller = useOssEdit();
-  const viewport = useViewport();
+  const flow = useReactFlow();
 
   const [nodes, setNodes, onNodesChange] = useNodesState([]);
   const [edges, setEdges, onEdgesChange] = useEdgesState([]);
+  const [toggleReset, setToggleReset] = useState(false);
+
+  const onSelectionChange = useCallback(
+    ({ nodes }: { nodes: Node[] }) => {
+      controller.setSelected(nodes.map(node => Number(node.id)));
+      console.log(nodes);
+    },
+    [controller]
+  );
+
+  useOnSelectionChange({
+    onChange: onSelectionChange
+  });
 
   useLayoutEffect(() => {
     if (!model.schema) {
       setNodes([]);
       setEdges([]);
-      return;
-    }
+    } else {
       setNodes(
         model.schema.items.map(operation => ({
           id: String(operation.id),
@@ -49,10 +68,19 @@ function OssFlow() {
         model.schema.arguments.map((argument, index) => ({
           id: String(index),
           source: String(argument.argument),
-        target: String(argument.operation)
+          target: String(argument.operation),
+          targetHandle:
+            model.schema!.operationByID.get(argument.argument)!.position_x >
+            model.schema!.operationByID.get(argument.operation)!.position_x
+              ? 'right'
+              : 'left'
         }))
       );
-  }, [model.schema, setNodes, setEdges]);
+    }
+    setTimeout(() => {
+      setIsModified(false);
+    }, PARAMETER.graphRefreshDelay);
+  }, [model.schema, setNodes, setEdges, setIsModified, toggleReset]);
 
   const getPositions = useCallback(
     () =>
@@ -66,22 +94,46 @@ function OssFlow() {
 
   const handleNodesChange = useCallback(
     (changes: NodeChange[]) => {
+      if (changes.some(change => change.type === 'position' && change.position)) {
+        setIsModified(true);
+      }
       onNodesChange(changes);
     },
-    [onNodesChange]
+    [onNodesChange, setIsModified]
   );
 
-  const handleEdgesChange = useCallback(
-    (changes: EdgeChange[]) => {
-      onEdgesChange(changes);
-    },
-    [onEdgesChange]
-  );
+  const handleSavePositions = useCallback(() => {
+    controller.savePositions(getPositions(), () => setIsModified(false));
+  }, [controller, getPositions, setIsModified]);
 
   const handleCreateOperation = useCallback(() => {
-    // TODO: calculate insert location
-    controller.promptCreateOperation(viewport.x, viewport.y, getPositions());
-  }, [controller, viewport, getPositions]);
+    const center = flow.project({ x: window.innerWidth / 2, y: window.innerHeight / 2 });
+    console.log(center);
+    controller.promptCreateOperation(center.x, center.y, getPositions());
+  }, [controller, getPositions, flow]);
+
+  const handleDeleteOperation = useCallback(() => {
+    if (controller.selected.length !== 1) {
+      return;
+    }
+    controller.deleteOperation(controller.selected[0], getPositions());
+  }, [controller, getPositions]);
+
+  function handleKeyDown(event: React.KeyboardEvent<HTMLDivElement>) {
+    // Hotkeys implementation
+    if (controller.isProcessing) {
+      return;
+    }
+    if (!controller.isMutable) {
+      return;
+    }
+    if (event.key === 'Delete') {
+      event.preventDefault();
+      event.stopPropagation();
+      handleDeleteOperation();
+      return;
+    }
+  }
 
   const proOptions: ProOptions = useMemo(() => ({ hideAttribution: true }), []);
   const canvasWidth = useMemo(() => 'calc(100vw - 1rem)', []);
@@ -101,21 +153,29 @@ function OssFlow() {
         nodes={nodes}
         edges={edges}
         onNodesChange={handleNodesChange}
-        onEdgesChange={handleEdgesChange}
+        onEdgesChange={onEdgesChange}
         fitView
         proOptions={proOptions}
         nodeTypes={OssNodeTypes}
         maxZoom={2}
         minZoom={0.75}
+        nodesConnectable={false}
       />
     ),
-    [nodes, edges, proOptions, handleNodesChange, handleEdgesChange, OssNodeTypes]
+    [nodes, edges, proOptions, handleNodesChange, onEdgesChange, OssNodeTypes]
   );
 
   return (
-    <AnimateFade>
+    <AnimateFade tabIndex={-1} onKeyDown={handleKeyDown}>
       <Overlay position='top-0 pt-1 right-1/2 translate-x-1/2' className='rounded-b-2xl cc-blur'>
-        <ToolbarOssGraph onCreate={handleCreateOperation} />
+        <ToolbarOssGraph
+          isModified={isModified}
+          onFitView={() => flow.fitView({ duration: PARAMETER.zoomDuration })}
+          onCreate={handleCreateOperation}
+          onDelete={handleDeleteOperation}
+          onResetPositions={() => setToggleReset(prev => !prev)}
+          onSavePositions={handleSavePositions}
+        />
       </Overlay>
       <div className='relative' style={{ height: canvasHeight, width: canvasWidth }}>
         {graph}

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

@@ -1,22 +1,56 @@
 import clsx from 'clsx';
 
-import { IconNewItem } from '@/components/Icons';
+import { IconDestroy, IconFitImage, IconNewItem, IconReset, IconSave } from '@/components/Icons';
 import BadgeHelp from '@/components/info/BadgeHelp';
 import MiniButton from '@/components/ui/MiniButton';
 import { HelpTopic } from '@/models/miscellaneous';
 import { PARAMETER } from '@/utils/constants';
+import { prepareTooltip } from '@/utils/labels';
 
 import { useOssEdit } from '../OssEditContext';
 
 interface ToolbarOssGraphProps {
+  isModified: boolean;
   onCreate: () => void;
+  onDelete: () => void;
+  onFitView: () => void;
+  onSavePositions: () => void;
+  onResetPositions: () => void;
 }
 
-function ToolbarOssGraph({ onCreate }: ToolbarOssGraphProps) {
+function ToolbarOssGraph({
+  isModified,
+  onCreate,
+  onDelete,
+  onFitView,
+  onSavePositions,
+  onResetPositions
+}: ToolbarOssGraphProps) {
   const controller = useOssEdit();
 
   return (
     <div className='cc-icons'>
+      {controller.isMutable ? (
+        <MiniButton
+          titleHtml={prepareTooltip('Сохранить изменения', 'Ctrl + S')}
+          icon={<IconSave size='1.25rem' className='icon-primary' />}
+          disabled={controller.isProcessing || !isModified}
+          onClick={onSavePositions}
+        />
+      ) : null}
+      {controller.isMutable ? (
+        <MiniButton
+          title='Сбросить изменения'
+          icon={<IconReset size='1.25rem' className='icon-primary' />}
+          disabled={!isModified}
+          onClick={onResetPositions}
+        />
+      ) : null}
+      <MiniButton
+        icon={<IconFitImage size='1.25rem' className='icon-primary' />}
+        title='Сбросить вид'
+        onClick={onFitView}
+      />
       {controller.isMutable ? (
         <MiniButton
           title='Новая операция'
@@ -25,6 +59,14 @@ function ToolbarOssGraph({ onCreate }: ToolbarOssGraphProps) {
           onClick={onCreate}
         />
       ) : null}
+      {controller.isMutable ? (
+        <MiniButton
+          title='Удалить выбранную'
+          icon={<IconDestroy size='1.25rem' className='icon-red' />}
+          disabled={controller.selected.length !== 1 || controller.isProcessing}
+          onClick={onDelete}
+        />
+      ) : null}
       <BadgeHelp
         topic={HelpTopic.UI_OSS_GRAPH}
         className={clsx(PARAMETER.TOOLTIP_WIDTH, 'sm:max-w-[40rem]')}

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

@@ -13,12 +13,13 @@ import DlgCreateOperation from '@/dialogs/DlgCreateOperation';
 import DlgEditEditors from '@/dialogs/DlgEditEditors';
 import { AccessPolicy } from '@/models/library';
 import { Position2D } from '@/models/miscellaneous';
-import { IOperationCreateData, IOperationPosition, IOperationSchema } from '@/models/oss';
+import { IOperationCreateData, IOperationPosition, IOperationSchema, OperationID } from '@/models/oss';
 import { UserID, UserLevel } from '@/models/user';
 import { information } from '@/utils/labels';
 
 export interface IOssEditContext {
   schema?: IOperationSchema;
+  selected: OperationID[];
 
   isMutable: boolean;
   isProcessing: boolean;
@@ -29,9 +30,13 @@ export interface IOssEditContext {
   promptLocation: () => void;
   toggleSubscribe: () => void;
 
+  setSelected: React.Dispatch<React.SetStateAction<OperationID[]>>;
+
   share: () => void;
 
+  savePositions: (positions: IOperationPosition[], callback?: () => void) => void;
   promptCreateOperation: (x: number, y: number, positions: IOperationPosition[]) => void;
+  deleteOperation: (target: OperationID, positions: IOperationPosition[]) => void;
 }
 
 const OssEditContext = createContext<IOssEditContext | null>(null);
@@ -45,10 +50,12 @@ export const useOssEdit = () => {
 
 interface OssEditStateProps {
   // isModified: boolean;
+  selected: OperationID[];
+  setSelected: React.Dispatch<React.SetStateAction<OperationID[]>>;
   children: React.ReactNode;
 }
 
-export const OssEditState = ({ children }: OssEditStateProps) => {
+export const OssEditState = ({ selected, setSelected, children }: OssEditStateProps) => {
   // const router = useConceptNavigation();
   const { user } = useAuth();
   const { adminMode } = useConceptOptions();
@@ -144,6 +151,23 @@ export const OssEditState = ({ children }: OssEditStateProps) => {
     [model]
   );
 
+  const savePositions = useCallback(
+    (positions: IOperationPosition[], callback?: () => void) => {
+      model.savePositions({ positions: positions }, () => {
+        positions.forEach(item => {
+          const operation = model.schema?.operationByID.get(item.id);
+          if (operation) {
+            operation.position_x = item.position_x;
+            operation.position_y = item.position_y;
+          }
+        });
+        toast.success(information.changesSaved);
+        if (callback) callback();
+      });
+    },
+    [model]
+  );
+
   const promptCreateOperation = useCallback((x: number, y: number, positions: IOperationPosition[]) => {
     setInsertPosition({ x: x, y: y });
     setPositions(positions);
@@ -157,10 +181,21 @@ export const OssEditState = ({ children }: OssEditStateProps) => {
     [model]
   );
 
+  const deleteOperation = useCallback(
+    (target: OperationID, positions: IOperationPosition[]) => {
+      model.deleteOperation({ target: target, positions: positions }, () =>
+        toast.success(information.operationDestroyed)
+      );
+    },
+    [model]
+  );
+
   return (
     <OssEditContext.Provider
       value={{
         schema: model.schema,
+        selected,
+
         isMutable,
         isProcessing: model.processing,
 
@@ -171,8 +206,11 @@ export const OssEditState = ({ children }: OssEditStateProps) => {
         promptLocation,
 
         share,
+        setSelected,
 
-        promptCreateOperation
+        savePositions,
+        promptCreateOperation,
+        deleteOperation
       }}
     >
       {model.schema ? (

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

@@ -17,6 +17,7 @@ import { useLibrary } from '@/context/LibraryContext';
 import { useBlockNavigation, useConceptNavigation } from '@/context/NavigationContext';
 import { useOSS } from '@/context/OssContext';
 import useQueryStrings from '@/hooks/useQueryStrings';
+import { OperationID } from '@/models/oss';
 import { information, prompts } from '@/utils/labels';
 
 import EditorRSForm from './EditorOssCard';
@@ -39,6 +40,7 @@ function OssTabs() {
   const { destroyItem } = useLibrary();
 
   const [isModified, setIsModified] = useState(false);
+  const [selected, setSelected] = useState<OperationID[]>([]);
   useBlockNavigation(isModified);
 
   useLayoutEffect(() => {
@@ -112,14 +114,14 @@ function OssTabs() {
   const graphPanel = useMemo(
     () => (
       <TabPanel>
-        <EditorTermGraph />
+        <EditorTermGraph isModified={isModified} setIsModified={setIsModified} />
       </TabPanel>
     ),
-    []
+    [isModified]
   );
 
   return (
-    <OssEditState>
+    <OssEditState selected={selected} setSelected={setSelected}>
       {loading ? <Loader /> : null}
       {errorLoading ? <ProcessError error={errorLoading} /> : null}
       {schema && !loading ? (

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

@@ -311,7 +311,7 @@ function EditorTermGraph({ onOpenEdit }: EditorTermGraphProps) {
           showParamsDialog={() => setShowParamsDialog(true)}
           onCreate={handleCreateCst}
           onDelete={handleDeleteCst}
-          onResetViewpoint={() => setToggleResetView(prev => !prev)}
+          onFitView={() => setToggleResetView(prev => !prev)}
           onSaveImage={handleSaveImage}
           toggleOrbit={() => setOrbit(prev => !prev)}
           toggleFoldDerived={handleFoldDerived}

rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/ToolbarTermGraph.tsx

@@ -29,7 +29,7 @@ interface ToolbarTermGraphProps {
   showParamsDialog: () => void;
   onCreate: () => void;
   onDelete: () => void;
-  onResetViewpoint: () => void;
+  onFitView: () => void;
   onSaveImage: () => void;
 
   toggleFoldDerived: () => void;
@@ -48,7 +48,7 @@ function ToolbarTermGraph({
   showParamsDialog,
   onCreate,
   onDelete,
-  onResetViewpoint,
+  onFitView,
   onSaveImage
 }: ToolbarTermGraphProps) {
   const controller = useRSEdit();
@@ -63,7 +63,7 @@ function ToolbarTermGraph({
       <MiniButton
         icon={<IconFitImage size='1.25rem' className='icon-primary' />}
         title='Граф целиком'
-        onClick={onResetViewpoint}
+        onClick={onFitView}
       />
       <MiniButton
         title={!noText ? 'Скрыть текст' : 'Отобразить текст'}

rsconcept/frontend/src/styling/overrides.css

@@ -34,11 +34,36 @@
   }
 }
 
-.react-flow__node-input,
-.react-flow__node-synthesis {
+.react-flow__handle {
+  cursor: default !important;
+
+  border-color: var(--cl-bg-40);
+  background-color: var(--cl-bg-120);
+
+  .selected & {
+    border-color: var(--cd-bg-40);
+  }
+
+  .dark & {
+    border-color: var(--cd-bg-40);
+    background-color: var(--cd-bg-120);
+
+    .selected & {
+      border-color: var(--cl-bg-40);
+    }
+  }
+}
+
+.react-flow__pane {
+  cursor: default;
+}
+
+:is(.react-flow__node-input, .react-flow__node-synthesis) {
+  cursor: pointer;
+
   border: 1px solid;
   padding: 2px;
-  width: 120px;
+  width: 150px;
 
   border-radius: 5px;
   background-color: var(--cl-bg-120);
@@ -47,9 +72,25 @@
   border-color: var(--cl-bg-40);
   background-color: var(--cl-bg-120);
 
-  &.dark {
+  &:hover:not(.selected) {
+    box-shadow: 0 0 0 2px var(--cl-prim-bg-80) !important;
+  }
+
+  &.selected {
+    border-color: var(--cd-bg-40);
+  }
+
+  .dark & {
     color: var(--cd-fg-100);
     border-color: var(--cd-bg-40);
     background-color: var(--cd-bg-120);
+
+    &:hover:not(.selected) {
+      box-shadow: 0 0 0 3px var(--cd-prim-bg-80) !important;
+    }
+
+    &.selected {
+      border-color: var(--cl-bg-40);
+    }
   }
 }

rsconcept/frontend/src/utils/constants.ts

@@ -11,6 +11,8 @@ export const PARAMETER = {
   refreshTimeout: 100, // milliseconds delay for post-refresh actions
   minimalTimeout: 10, // milliseconds delay for fast updates
 
+  zoomDuration: 500, // milliseconds animation duration
+
   graphHoverXLimit: 0.4, // ratio to clientWidth used to determine which side of screen popup should be
   graphHoverYLimit: 0.6, // ratio to clientHeight used to determine which side of screen popup should be
   graphPopupDelay: 500, // milliseconds delay for graph popup selections

rsconcept/frontend/src/utils/labels.ts

@@ -939,6 +939,7 @@ export const information = {
 
   versionDestroyed: 'Версия удалена',
   itemDestroyed: 'Схема удалена',
+  operationDestroyed: 'Операция удалена',
   constituentsDestroyed: (aliases: string) => `Конституенты удалены: ${aliases}`
 };