dify/web/app/components/workflow/hooks/use-nodes-interactions.ts
yangzheli a7c855cab8
fix(workflow): resolve note node copy/duplicate errors (#27528)
Co-authored-by: crazywoola <100913391+crazywoola@users.noreply.github.com>
2025-10-28 09:26:12 +08:00

1977 lines
62 KiB
TypeScript

import type { MouseEvent } from 'react'
import { useCallback, useRef, useState } from 'react'
import { useTranslation } from 'react-i18next'
import { produce } from 'immer'
import type {
NodeDragHandler,
NodeMouseHandler,
OnConnect,
OnConnectEnd,
OnConnectStart,
ResizeParamsWithDirection,
} from 'reactflow'
import {
getConnectedEdges,
getOutgoers,
useReactFlow,
useStoreApi,
} from 'reactflow'
import type { DataSourceDefaultValue, ToolDefaultValue } from '../block-selector/types'
import type { Edge, Node, OnNodeAdd } from '../types'
import { BlockEnum } from '../types'
import { useWorkflowStore } from '../store'
import {
CUSTOM_EDGE,
ITERATION_CHILDREN_Z_INDEX,
ITERATION_PADDING,
LOOP_CHILDREN_Z_INDEX,
LOOP_PADDING,
NODE_WIDTH_X_OFFSET,
X_OFFSET,
Y_OFFSET,
} from '../constants'
import {
genNewNodeTitleFromOld,
generateNewNode,
getNestedNodePosition,
getNodeCustomTypeByNodeDataType,
getNodesConnectedSourceOrTargetHandleIdsMap,
getTopLeftNodePosition,
} from '../utils'
import { CUSTOM_NOTE_NODE } from '../note-node/constants'
import type { IterationNodeType } from '../nodes/iteration/types'
import type { LoopNodeType } from '../nodes/loop/types'
import { CUSTOM_ITERATION_START_NODE } from '../nodes/iteration-start/constants'
import { CUSTOM_LOOP_START_NODE } from '../nodes/loop-start/constants'
import type { VariableAssignerNodeType } from '../nodes/variable-assigner/types'
import { useNodeIterationInteractions } from '../nodes/iteration/use-interactions'
import { useNodeLoopInteractions } from '../nodes/loop/use-interactions'
import { useWorkflowHistoryStore } from '../workflow-history-store'
import { useNodesSyncDraft } from './use-nodes-sync-draft'
import { useHelpline } from './use-helpline'
import {
useNodesReadOnly,
useWorkflow,
useWorkflowReadOnly,
} from './use-workflow'
import {
WorkflowHistoryEvent,
useWorkflowHistory,
} from './use-workflow-history'
import { useNodesMetaData } from './use-nodes-meta-data'
import type { RAGPipelineVariables } from '@/models/pipeline'
import useInspectVarsCrud from './use-inspect-vars-crud'
import { getNodeUsedVars } from '../nodes/_base/components/variable/utils'
export const useNodesInteractions = () => {
const { t } = useTranslation()
const store = useStoreApi()
const workflowStore = useWorkflowStore()
const reactflow = useReactFlow()
const { store: workflowHistoryStore } = useWorkflowHistoryStore()
const { handleSyncWorkflowDraft } = useNodesSyncDraft()
const { getAfterNodesInSameBranch } = useWorkflow()
const { getNodesReadOnly } = useNodesReadOnly()
const { getWorkflowReadOnly } = useWorkflowReadOnly()
const { handleSetHelpline } = useHelpline()
const { handleNodeIterationChildDrag, handleNodeIterationChildrenCopy }
= useNodeIterationInteractions()
const { handleNodeLoopChildDrag, handleNodeLoopChildrenCopy }
= useNodeLoopInteractions()
const dragNodeStartPosition = useRef({ x: 0, y: 0 } as {
x: number;
y: number;
})
const { nodesMap: nodesMetaDataMap } = useNodesMetaData()
const { saveStateToHistory, undo, redo } = useWorkflowHistory()
const handleNodeDragStart = useCallback<NodeDragHandler>(
(_, node) => {
workflowStore.setState({ nodeAnimation: false })
if (getNodesReadOnly()) return
if (
node.type === CUSTOM_ITERATION_START_NODE
|| node.type === CUSTOM_NOTE_NODE
)
return
if (
node.type === CUSTOM_LOOP_START_NODE
|| node.type === CUSTOM_NOTE_NODE
)
return
dragNodeStartPosition.current = {
x: node.position.x,
y: node.position.y,
}
},
[workflowStore, getNodesReadOnly],
)
const handleNodeDrag = useCallback<NodeDragHandler>(
(e, node: Node) => {
if (getNodesReadOnly()) return
if (node.type === CUSTOM_ITERATION_START_NODE) return
if (node.type === CUSTOM_LOOP_START_NODE) return
const { getNodes, setNodes } = store.getState()
e.stopPropagation()
const nodes = getNodes()
const { restrictPosition } = handleNodeIterationChildDrag(node)
const { restrictPosition: restrictLoopPosition }
= handleNodeLoopChildDrag(node)
const { showHorizontalHelpLineNodes, showVerticalHelpLineNodes }
= handleSetHelpline(node)
const showHorizontalHelpLineNodesLength
= showHorizontalHelpLineNodes.length
const showVerticalHelpLineNodesLength = showVerticalHelpLineNodes.length
const newNodes = produce(nodes, (draft) => {
const currentNode = draft.find(n => n.id === node.id)!
if (showVerticalHelpLineNodesLength > 0)
currentNode.position.x = showVerticalHelpLineNodes[0].position.x
else if (restrictPosition.x !== undefined)
currentNode.position.x = restrictPosition.x
else if (restrictLoopPosition.x !== undefined)
currentNode.position.x = restrictLoopPosition.x
else currentNode.position.x = node.position.x
if (showHorizontalHelpLineNodesLength > 0)
currentNode.position.y = showHorizontalHelpLineNodes[0].position.y
else if (restrictPosition.y !== undefined)
currentNode.position.y = restrictPosition.y
else if (restrictLoopPosition.y !== undefined)
currentNode.position.y = restrictLoopPosition.y
else currentNode.position.y = node.position.y
})
setNodes(newNodes)
},
[
getNodesReadOnly,
store,
handleNodeIterationChildDrag,
handleNodeLoopChildDrag,
handleSetHelpline,
],
)
const handleNodeDragStop = useCallback<NodeDragHandler>(
(_, node) => {
const { setHelpLineHorizontal, setHelpLineVertical }
= workflowStore.getState()
if (getNodesReadOnly()) return
const { x, y } = dragNodeStartPosition.current
if (!(x === node.position.x && y === node.position.y)) {
setHelpLineHorizontal()
setHelpLineVertical()
handleSyncWorkflowDraft()
if (x !== 0 && y !== 0) {
// selecting a note will trigger a drag stop event with x and y as 0
saveStateToHistory(WorkflowHistoryEvent.NodeDragStop, {
nodeId: node.id,
})
}
}
},
[
workflowStore,
getNodesReadOnly,
saveStateToHistory,
handleSyncWorkflowDraft,
],
)
const handleNodeEnter = useCallback<NodeMouseHandler>(
(_, node) => {
if (getNodesReadOnly()) return
if (
node.type === CUSTOM_NOTE_NODE
|| node.type === CUSTOM_ITERATION_START_NODE
)
return
if (
node.type === CUSTOM_LOOP_START_NODE
|| node.type === CUSTOM_NOTE_NODE
)
return
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodes = getNodes()
const { connectingNodePayload, setEnteringNodePayload }
= workflowStore.getState()
if (connectingNodePayload) {
if (connectingNodePayload.nodeId === node.id) return
const connectingNode: Node = nodes.find(
n => n.id === connectingNodePayload.nodeId,
)!
const sameLevel = connectingNode.parentId === node.parentId
if (sameLevel) {
setEnteringNodePayload({
nodeId: node.id,
nodeData: node.data as VariableAssignerNodeType,
})
const fromType = connectingNodePayload.handleType
const newNodes = produce(nodes, (draft) => {
draft.forEach((n) => {
if (
n.id === node.id
&& fromType === 'source'
&& (node.data.type === BlockEnum.VariableAssigner
|| node.data.type === BlockEnum.VariableAggregator)
) {
if (!node.data.advanced_settings?.group_enabled)
n.data._isEntering = true
}
if (
n.id === node.id
&& fromType === 'target'
&& (connectingNode.data.type === BlockEnum.VariableAssigner
|| connectingNode.data.type === BlockEnum.VariableAggregator)
&& node.data.type !== BlockEnum.IfElse
&& node.data.type !== BlockEnum.QuestionClassifier
)
n.data._isEntering = true
})
})
setNodes(newNodes)
}
}
const newEdges = produce(edges, (draft) => {
const connectedEdges = getConnectedEdges([node], edges)
connectedEdges.forEach((edge) => {
const currentEdge = draft.find(e => e.id === edge.id)
if (currentEdge) currentEdge.data._connectedNodeIsHovering = true
})
})
setEdges(newEdges)
},
[store, workflowStore, getNodesReadOnly],
)
const handleNodeLeave = useCallback<NodeMouseHandler>(
(_, node) => {
if (getNodesReadOnly()) return
if (
node.type === CUSTOM_NOTE_NODE
|| node.type === CUSTOM_ITERATION_START_NODE
)
return
if (
node.type === CUSTOM_NOTE_NODE
|| node.type === CUSTOM_LOOP_START_NODE
)
return
const { setEnteringNodePayload } = workflowStore.getState()
setEnteringNodePayload(undefined)
const { getNodes, setNodes, edges, setEdges } = store.getState()
const newNodes = produce(getNodes(), (draft) => {
draft.forEach((node) => {
node.data._isEntering = false
})
})
setNodes(newNodes)
const newEdges = produce(edges, (draft) => {
draft.forEach((edge) => {
edge.data._connectedNodeIsHovering = false
})
})
setEdges(newEdges)
},
[store, workflowStore, getNodesReadOnly],
)
const handleNodeSelect = useCallback(
(
nodeId: string,
cancelSelection?: boolean,
initShowLastRunTab?: boolean,
) => {
if (initShowLastRunTab)
workflowStore.setState({ initShowLastRunTab: true })
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodes = getNodes()
const selectedNode = nodes.find(node => node.data.selected)
if (!cancelSelection && selectedNode?.id === nodeId) return
const newNodes = produce(nodes, (draft) => {
draft.forEach((node) => {
if (node.id === nodeId) node.data.selected = !cancelSelection
else node.data.selected = false
})
})
setNodes(newNodes)
const connectedEdges = getConnectedEdges(
[{ id: nodeId } as Node],
edges,
).map(edge => edge.id)
const newEdges = produce(edges, (draft) => {
draft.forEach((edge) => {
if (connectedEdges.includes(edge.id)) {
edge.data = {
...edge.data,
_connectedNodeIsSelected: !cancelSelection,
}
}
else {
edge.data = {
...edge.data,
_connectedNodeIsSelected: false,
}
}
})
})
setEdges(newEdges)
handleSyncWorkflowDraft()
},
[store, handleSyncWorkflowDraft],
)
const handleNodeClick = useCallback<NodeMouseHandler>(
(_, node) => {
if (node.type === CUSTOM_ITERATION_START_NODE) return
if (node.type === CUSTOM_LOOP_START_NODE) return
if (node.data.type === BlockEnum.DataSourceEmpty) return
handleNodeSelect(node.id)
},
[handleNodeSelect],
)
const handleNodeConnect = useCallback<OnConnect>(
({ source, sourceHandle, target, targetHandle }) => {
if (source === target) return
if (getNodesReadOnly()) return
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodes = getNodes()
const targetNode = nodes.find(node => node.id === target!)
const sourceNode = nodes.find(node => node.id === source!)
if (targetNode?.parentId !== sourceNode?.parentId) return
if (
sourceNode?.type === CUSTOM_NOTE_NODE
|| targetNode?.type === CUSTOM_NOTE_NODE
)
return
if (
edges.find(
edge =>
edge.source === source
&& edge.sourceHandle === sourceHandle
&& edge.target === target
&& edge.targetHandle === targetHandle,
)
)
return
const parendNode = nodes.find(node => node.id === targetNode?.parentId)
const isInIteration
= parendNode && parendNode.data.type === BlockEnum.Iteration
const isInLoop = !!parendNode && parendNode.data.type === BlockEnum.Loop
const newEdge = {
id: `${source}-${sourceHandle}-${target}-${targetHandle}`,
type: CUSTOM_EDGE,
source: source!,
target: target!,
sourceHandle,
targetHandle,
data: {
sourceType: nodes.find(node => node.id === source)!.data.type,
targetType: nodes.find(node => node.id === target)!.data.type,
isInIteration,
iteration_id: isInIteration ? targetNode?.parentId : undefined,
isInLoop,
loop_id: isInLoop ? targetNode?.parentId : undefined,
},
zIndex: targetNode?.parentId
? isInIteration
? ITERATION_CHILDREN_Z_INDEX
: LOOP_CHILDREN_Z_INDEX
: 0,
}
const nodesConnectedSourceOrTargetHandleIdsMap
= getNodesConnectedSourceOrTargetHandleIdsMap(
[{ type: 'add', edge: newEdge }],
nodes,
)
const newNodes = produce(nodes, (draft: Node[]) => {
draft.forEach((node) => {
if (nodesConnectedSourceOrTargetHandleIdsMap[node.id]) {
node.data = {
...node.data,
...nodesConnectedSourceOrTargetHandleIdsMap[node.id],
}
}
})
})
const newEdges = produce(edges, (draft) => {
draft.push(newEdge)
})
setNodes(newNodes)
setEdges(newEdges)
handleSyncWorkflowDraft()
saveStateToHistory(WorkflowHistoryEvent.NodeConnect, {
nodeId: targetNode?.id,
})
},
[
getNodesReadOnly,
store,
workflowStore,
handleSyncWorkflowDraft,
saveStateToHistory,
],
)
const handleNodeConnectStart = useCallback<OnConnectStart>(
(_, { nodeId, handleType, handleId }) => {
if (getNodesReadOnly()) return
if (nodeId && handleType) {
const { setConnectingNodePayload } = workflowStore.getState()
const { getNodes } = store.getState()
const node = getNodes().find(n => n.id === nodeId)!
if (node.type === CUSTOM_NOTE_NODE) return
if (
node.data.type === BlockEnum.VariableAggregator
|| node.data.type === BlockEnum.VariableAssigner
)
if (handleType === 'target') return
setConnectingNodePayload({
nodeId,
nodeType: node.data.type,
handleType,
handleId,
})
}
},
[store, workflowStore, getNodesReadOnly],
)
const handleNodeConnectEnd = useCallback<OnConnectEnd>(
(e: any) => {
if (getNodesReadOnly()) return
const {
connectingNodePayload,
setConnectingNodePayload,
enteringNodePayload,
setEnteringNodePayload,
} = workflowStore.getState()
if (connectingNodePayload && enteringNodePayload) {
const { setShowAssignVariablePopup, hoveringAssignVariableGroupId }
= workflowStore.getState()
const { screenToFlowPosition } = reactflow
const { getNodes, setNodes } = store.getState()
const nodes = getNodes()
const fromHandleType = connectingNodePayload.handleType
const fromHandleId = connectingNodePayload.handleId
const fromNode = nodes.find(
n => n.id === connectingNodePayload.nodeId,
)!
const toNode = nodes.find(n => n.id === enteringNodePayload.nodeId)!
const toParentNode = nodes.find(n => n.id === toNode.parentId)
if (fromNode.parentId !== toNode.parentId) return
const { x, y } = screenToFlowPosition({ x: e.x, y: e.y })
if (
fromHandleType === 'source'
&& (toNode.data.type === BlockEnum.VariableAssigner
|| toNode.data.type === BlockEnum.VariableAggregator)
) {
const groupEnabled = toNode.data.advanced_settings?.group_enabled
const firstGroupId = toNode.data.advanced_settings?.groups[0].groupId
let handleId = 'target'
if (groupEnabled) {
if (hoveringAssignVariableGroupId)
handleId = hoveringAssignVariableGroupId
else handleId = firstGroupId
}
const newNodes = produce(nodes, (draft) => {
draft.forEach((node) => {
if (node.id === toNode.id) {
node.data._showAddVariablePopup = true
node.data._holdAddVariablePopup = true
}
})
})
setNodes(newNodes)
setShowAssignVariablePopup({
nodeId: fromNode.id,
nodeData: fromNode.data,
variableAssignerNodeId: toNode.id,
variableAssignerNodeData: toNode.data,
variableAssignerNodeHandleId: handleId,
parentNode: toParentNode,
x: x - toNode.positionAbsolute!.x,
y: y - toNode.positionAbsolute!.y,
})
handleNodeConnect({
source: fromNode.id,
sourceHandle: fromHandleId,
target: toNode.id,
targetHandle: 'target',
})
}
}
setConnectingNodePayload(undefined)
setEnteringNodePayload(undefined)
},
[store, handleNodeConnect, getNodesReadOnly, workflowStore, reactflow],
)
const { deleteNodeInspectorVars } = useInspectVarsCrud()
const handleNodeDelete = useCallback(
(nodeId: string) => {
if (getNodesReadOnly()) return
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodes = getNodes()
const currentNodeIndex = nodes.findIndex(node => node.id === nodeId)
const currentNode = nodes[currentNodeIndex]
if (!currentNode) return
if (
nodesMetaDataMap?.[currentNode.data.type as BlockEnum]?.metaData
.isUndeletable
)
return
deleteNodeInspectorVars(nodeId)
if (currentNode.data.type === BlockEnum.Iteration) {
const iterationChildren = nodes.filter(
node => node.parentId === currentNode.id,
)
if (iterationChildren.length) {
if (currentNode.data._isBundled) {
iterationChildren.forEach((child) => {
handleNodeDelete(child.id)
})
return handleNodeDelete(nodeId)
}
else {
if (iterationChildren.length === 1) {
handleNodeDelete(iterationChildren[0].id)
handleNodeDelete(nodeId)
return
}
const { setShowConfirm, showConfirm } = workflowStore.getState()
if (!showConfirm) {
setShowConfirm({
title: t('workflow.nodes.iteration.deleteTitle'),
desc: t('workflow.nodes.iteration.deleteDesc') || '',
onConfirm: () => {
iterationChildren.forEach((child) => {
handleNodeDelete(child.id)
})
handleNodeDelete(nodeId)
handleSyncWorkflowDraft()
setShowConfirm(undefined)
},
})
return
}
}
}
}
if (currentNode.data.type === BlockEnum.Loop) {
const loopChildren = nodes.filter(
node => node.parentId === currentNode.id,
)
if (loopChildren.length) {
if (currentNode.data._isBundled) {
loopChildren.forEach((child) => {
handleNodeDelete(child.id)
})
return handleNodeDelete(nodeId)
}
else {
if (loopChildren.length === 1) {
handleNodeDelete(loopChildren[0].id)
handleNodeDelete(nodeId)
return
}
const { setShowConfirm, showConfirm } = workflowStore.getState()
if (!showConfirm) {
setShowConfirm({
title: t('workflow.nodes.loop.deleteTitle'),
desc: t('workflow.nodes.loop.deleteDesc') || '',
onConfirm: () => {
loopChildren.forEach((child) => {
handleNodeDelete(child.id)
})
handleNodeDelete(nodeId)
handleSyncWorkflowDraft()
setShowConfirm(undefined)
},
})
return
}
}
}
}
if (currentNode.data.type === BlockEnum.DataSource) {
const { id } = currentNode
const { ragPipelineVariables, setRagPipelineVariables }
= workflowStore.getState()
if (ragPipelineVariables && setRagPipelineVariables) {
const newRagPipelineVariables: RAGPipelineVariables = []
ragPipelineVariables.forEach((variable) => {
if (variable.belong_to_node_id === id) return
newRagPipelineVariables.push(variable)
})
setRagPipelineVariables(newRagPipelineVariables)
}
}
const connectedEdges = getConnectedEdges([{ id: nodeId } as Node], edges)
const nodesConnectedSourceOrTargetHandleIdsMap
= getNodesConnectedSourceOrTargetHandleIdsMap(
connectedEdges.map(edge => ({ type: 'remove', edge })),
nodes,
)
const newNodes = produce(nodes, (draft: Node[]) => {
draft.forEach((node) => {
if (nodesConnectedSourceOrTargetHandleIdsMap[node.id]) {
node.data = {
...node.data,
...nodesConnectedSourceOrTargetHandleIdsMap[node.id],
}
}
if (node.id === currentNode.parentId) {
node.data._children = node.data._children?.filter(
child => child.nodeId !== nodeId,
)
}
})
draft.splice(currentNodeIndex, 1)
})
setNodes(newNodes)
const newEdges = produce(edges, (draft) => {
return draft.filter(
edge =>
!connectedEdges.find(
connectedEdge => connectedEdge.id === edge.id,
),
)
})
setEdges(newEdges)
handleSyncWorkflowDraft()
if (currentNode.type === CUSTOM_NOTE_NODE) {
saveStateToHistory(WorkflowHistoryEvent.NoteDelete, {
nodeId: currentNode.id,
})
}
else {
saveStateToHistory(WorkflowHistoryEvent.NodeDelete, {
nodeId: currentNode.id,
})
}
},
[
getNodesReadOnly,
store,
handleSyncWorkflowDraft,
saveStateToHistory,
workflowStore,
t,
nodesMetaDataMap,
deleteNodeInspectorVars,
],
)
const handleNodeAdd = useCallback<OnNodeAdd>(
(
{
nodeType,
sourceHandle = 'source',
targetHandle = 'target',
toolDefaultValue,
},
{ prevNodeId, prevNodeSourceHandle, nextNodeId, nextNodeTargetHandle },
) => {
if (getNodesReadOnly()) return
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodes = getNodes()
const nodesWithSameType = nodes.filter(
node => node.data.type === nodeType,
)
const { defaultValue } = nodesMetaDataMap![nodeType]
const { newNode, newIterationStartNode, newLoopStartNode }
= generateNewNode({
type: getNodeCustomTypeByNodeDataType(nodeType),
data: {
...(defaultValue as any),
title:
nodesWithSameType.length > 0
? `${defaultValue.title} ${nodesWithSameType.length + 1}`
: defaultValue.title,
...toolDefaultValue,
selected: true,
_showAddVariablePopup:
(nodeType === BlockEnum.VariableAssigner
|| nodeType === BlockEnum.VariableAggregator)
&& !!prevNodeId,
_holdAddVariablePopup: false,
},
position: {
x: 0,
y: 0,
},
})
if (prevNodeId && !nextNodeId) {
const prevNodeIndex = nodes.findIndex(node => node.id === prevNodeId)
const prevNode = nodes[prevNodeIndex]
const outgoers = getOutgoers(prevNode, nodes, edges).sort(
(a, b) => a.position.y - b.position.y,
)
const lastOutgoer = outgoers[outgoers.length - 1]
newNode.data._connectedTargetHandleIds
= nodeType === BlockEnum.DataSource ? [] : [targetHandle]
newNode.data._connectedSourceHandleIds = []
newNode.position = {
x: lastOutgoer
? lastOutgoer.position.x
: prevNode.position.x + prevNode.width! + X_OFFSET,
y: lastOutgoer
? lastOutgoer.position.y + lastOutgoer.height! + Y_OFFSET
: prevNode.position.y,
}
newNode.parentId = prevNode.parentId
newNode.extent = prevNode.extent
const parentNode
= nodes.find(node => node.id === prevNode.parentId) || null
const isInIteration
= !!parentNode && parentNode.data.type === BlockEnum.Iteration
const isInLoop
= !!parentNode && parentNode.data.type === BlockEnum.Loop
if (prevNode.parentId) {
newNode.data.isInIteration = isInIteration
newNode.data.isInLoop = isInLoop
if (isInIteration) {
newNode.data.iteration_id = parentNode.id
newNode.zIndex = ITERATION_CHILDREN_Z_INDEX
}
if (isInLoop) {
newNode.data.loop_id = parentNode.id
newNode.zIndex = LOOP_CHILDREN_Z_INDEX
}
if (
isInIteration
&& (newNode.data.type === BlockEnum.Answer
|| newNode.data.type === BlockEnum.Tool
|| newNode.data.type === BlockEnum.Assigner)
) {
const iterNodeData: IterationNodeType = parentNode.data
iterNodeData._isShowTips = true
}
if (
isInLoop
&& (newNode.data.type === BlockEnum.Answer
|| newNode.data.type === BlockEnum.Tool
|| newNode.data.type === BlockEnum.Assigner)
) {
const iterNodeData: IterationNodeType = parentNode.data
iterNodeData._isShowTips = true
}
}
let newEdge = null
if (nodeType !== BlockEnum.DataSource) {
newEdge = {
id: `${prevNodeId}-${prevNodeSourceHandle}-${newNode.id}-${targetHandle}`,
type: CUSTOM_EDGE,
source: prevNodeId,
sourceHandle: prevNodeSourceHandle,
target: newNode.id,
targetHandle,
data: {
sourceType: prevNode.data.type,
targetType: newNode.data.type,
isInIteration,
isInLoop,
iteration_id: isInIteration ? prevNode.parentId : undefined,
loop_id: isInLoop ? prevNode.parentId : undefined,
_connectedNodeIsSelected: true,
},
zIndex: prevNode.parentId
? isInIteration
? ITERATION_CHILDREN_Z_INDEX
: LOOP_CHILDREN_Z_INDEX
: 0,
}
}
const nodesConnectedSourceOrTargetHandleIdsMap
= getNodesConnectedSourceOrTargetHandleIdsMap(
(newEdge ? [{ type: 'add', edge: newEdge }] : []),
nodes,
)
const newNodes = produce(nodes, (draft: Node[]) => {
draft.forEach((node) => {
node.data.selected = false
if (nodesConnectedSourceOrTargetHandleIdsMap[node.id]) {
node.data = {
...node.data,
...nodesConnectedSourceOrTargetHandleIdsMap[node.id],
}
}
if (
node.data.type === BlockEnum.Iteration
&& prevNode.parentId === node.id
) {
node.data._children?.push({
nodeId: newNode.id,
nodeType: newNode.data.type,
})
}
if (
node.data.type === BlockEnum.Loop
&& prevNode.parentId === node.id
) {
node.data._children?.push({
nodeId: newNode.id,
nodeType: newNode.data.type,
})
}
})
draft.push(newNode)
if (newIterationStartNode) draft.push(newIterationStartNode)
if (newLoopStartNode) draft.push(newLoopStartNode)
})
if (
newNode.data.type === BlockEnum.VariableAssigner
|| newNode.data.type === BlockEnum.VariableAggregator
) {
const { setShowAssignVariablePopup } = workflowStore.getState()
setShowAssignVariablePopup({
nodeId: prevNode.id,
nodeData: prevNode.data,
variableAssignerNodeId: newNode.id,
variableAssignerNodeData: newNode.data as VariableAssignerNodeType,
variableAssignerNodeHandleId: targetHandle,
parentNode: nodes.find(node => node.id === newNode.parentId),
x: -25,
y: 44,
})
}
const newEdges = produce(edges, (draft) => {
draft.forEach((item) => {
item.data = {
...item.data,
_connectedNodeIsSelected: false,
}
})
if (newEdge) draft.push(newEdge)
})
setNodes(newNodes)
setEdges(newEdges)
}
if (!prevNodeId && nextNodeId) {
const nextNodeIndex = nodes.findIndex(node => node.id === nextNodeId)
const nextNode = nodes[nextNodeIndex]!
if (
nodeType !== BlockEnum.IfElse
&& nodeType !== BlockEnum.QuestionClassifier
)
newNode.data._connectedSourceHandleIds = [sourceHandle]
newNode.data._connectedTargetHandleIds = []
newNode.position = {
x: nextNode.position.x,
y: nextNode.position.y,
}
newNode.parentId = nextNode.parentId
newNode.extent = nextNode.extent
const parentNode
= nodes.find(node => node.id === nextNode.parentId) || null
const isInIteration
= !!parentNode && parentNode.data.type === BlockEnum.Iteration
const isInLoop
= !!parentNode && parentNode.data.type === BlockEnum.Loop
if (parentNode && nextNode.parentId) {
newNode.data.isInIteration = isInIteration
newNode.data.isInLoop = isInLoop
if (isInIteration) {
newNode.data.iteration_id = parentNode.id
newNode.zIndex = ITERATION_CHILDREN_Z_INDEX
}
if (isInLoop) {
newNode.data.loop_id = parentNode.id
newNode.zIndex = LOOP_CHILDREN_Z_INDEX
}
}
let newEdge
if (
nodeType !== BlockEnum.IfElse
&& nodeType !== BlockEnum.QuestionClassifier
&& nodeType !== BlockEnum.LoopEnd
) {
newEdge = {
id: `${newNode.id}-${sourceHandle}-${nextNodeId}-${nextNodeTargetHandle}`,
type: CUSTOM_EDGE,
source: newNode.id,
sourceHandle,
target: nextNodeId,
targetHandle: nextNodeTargetHandle,
data: {
sourceType: newNode.data.type,
targetType: nextNode.data.type,
isInIteration,
isInLoop,
iteration_id: isInIteration ? nextNode.parentId : undefined,
loop_id: isInLoop ? nextNode.parentId : undefined,
_connectedNodeIsSelected: true,
},
zIndex: nextNode.parentId
? isInIteration
? ITERATION_CHILDREN_Z_INDEX
: LOOP_CHILDREN_Z_INDEX
: 0,
}
}
let nodesConnectedSourceOrTargetHandleIdsMap: Record<string, any>
if (newEdge) {
nodesConnectedSourceOrTargetHandleIdsMap
= getNodesConnectedSourceOrTargetHandleIdsMap(
[{ type: 'add', edge: newEdge }],
nodes,
)
}
const afterNodesInSameBranch = getAfterNodesInSameBranch(nextNodeId!)
const afterNodesInSameBranchIds = afterNodesInSameBranch.map(
node => node.id,
)
const newNodes = produce(nodes, (draft) => {
draft.forEach((node) => {
node.data.selected = false
if (afterNodesInSameBranchIds.includes(node.id))
node.position.x += NODE_WIDTH_X_OFFSET
if (nodesConnectedSourceOrTargetHandleIdsMap?.[node.id]) {
node.data = {
...node.data,
...nodesConnectedSourceOrTargetHandleIdsMap[node.id],
}
}
if (
node.data.type === BlockEnum.Iteration
&& nextNode.parentId === node.id
) {
node.data._children?.push({
nodeId: newNode.id,
nodeType: newNode.data.type,
})
}
if (
node.data.type === BlockEnum.Iteration
&& node.data.start_node_id === nextNodeId
) {
node.data.start_node_id = newNode.id
node.data.startNodeType = newNode.data.type
}
if (
node.data.type === BlockEnum.Loop
&& nextNode.parentId === node.id
) {
node.data._children?.push({
nodeId: newNode.id,
nodeType: newNode.data.type,
})
}
if (
node.data.type === BlockEnum.Loop
&& node.data.start_node_id === nextNodeId
) {
node.data.start_node_id = newNode.id
node.data.startNodeType = newNode.data.type
}
})
draft.push(newNode)
if (newIterationStartNode) draft.push(newIterationStartNode)
if (newLoopStartNode) draft.push(newLoopStartNode)
})
if (newEdge) {
const newEdges = produce(edges, (draft) => {
draft.forEach((item) => {
item.data = {
...item.data,
_connectedNodeIsSelected: false,
}
})
draft.push(newEdge)
})
setNodes(newNodes)
setEdges(newEdges)
}
else {
setNodes(newNodes)
}
}
if (prevNodeId && nextNodeId) {
const prevNode = nodes.find(node => node.id === prevNodeId)!
const nextNode = nodes.find(node => node.id === nextNodeId)!
newNode.data._connectedTargetHandleIds
= nodeType === BlockEnum.DataSource ? [] : [targetHandle]
newNode.data._connectedSourceHandleIds = [sourceHandle]
newNode.position = {
x: nextNode.position.x,
y: nextNode.position.y,
}
newNode.parentId = prevNode.parentId
newNode.extent = prevNode.extent
const parentNode
= nodes.find(node => node.id === prevNode.parentId) || null
const isInIteration
= !!parentNode && parentNode.data.type === BlockEnum.Iteration
const isInLoop
= !!parentNode && parentNode.data.type === BlockEnum.Loop
if (parentNode && prevNode.parentId) {
newNode.data.isInIteration = isInIteration
newNode.data.isInLoop = isInLoop
if (isInIteration) {
newNode.data.iteration_id = parentNode.id
newNode.zIndex = ITERATION_CHILDREN_Z_INDEX
}
if (isInLoop) {
newNode.data.loop_id = parentNode.id
newNode.zIndex = LOOP_CHILDREN_Z_INDEX
}
}
const currentEdgeIndex = edges.findIndex(
edge => edge.source === prevNodeId && edge.target === nextNodeId,
)
let newPrevEdge = null
if (nodeType !== BlockEnum.DataSource) {
newPrevEdge = {
id: `${prevNodeId}-${prevNodeSourceHandle}-${newNode.id}-${targetHandle}`,
type: CUSTOM_EDGE,
source: prevNodeId,
sourceHandle: prevNodeSourceHandle,
target: newNode.id,
targetHandle,
data: {
sourceType: prevNode.data.type,
targetType: newNode.data.type,
isInIteration,
isInLoop,
iteration_id: isInIteration ? prevNode.parentId : undefined,
loop_id: isInLoop ? prevNode.parentId : undefined,
_connectedNodeIsSelected: true,
},
zIndex: prevNode.parentId
? isInIteration
? ITERATION_CHILDREN_Z_INDEX
: LOOP_CHILDREN_Z_INDEX
: 0,
}
}
let newNextEdge: Edge | null = null
const nextNodeParentNode
= nodes.find(node => node.id === nextNode.parentId) || null
const isNextNodeInIteration
= !!nextNodeParentNode
&& nextNodeParentNode.data.type === BlockEnum.Iteration
const isNextNodeInLoop
= !!nextNodeParentNode
&& nextNodeParentNode.data.type === BlockEnum.Loop
if (
nodeType !== BlockEnum.IfElse
&& nodeType !== BlockEnum.QuestionClassifier
&& nodeType !== BlockEnum.LoopEnd
) {
newNextEdge = {
id: `${newNode.id}-${sourceHandle}-${nextNodeId}-${nextNodeTargetHandle}`,
type: CUSTOM_EDGE,
source: newNode.id,
sourceHandle,
target: nextNodeId,
targetHandle: nextNodeTargetHandle,
data: {
sourceType: newNode.data.type,
targetType: nextNode.data.type,
isInIteration: isNextNodeInIteration,
isInLoop: isNextNodeInLoop,
iteration_id: isNextNodeInIteration
? nextNode.parentId
: undefined,
loop_id: isNextNodeInLoop ? nextNode.parentId : undefined,
_connectedNodeIsSelected: true,
},
zIndex: nextNode.parentId
? isNextNodeInIteration
? ITERATION_CHILDREN_Z_INDEX
: LOOP_CHILDREN_Z_INDEX
: 0,
}
}
const nodesConnectedSourceOrTargetHandleIdsMap
= getNodesConnectedSourceOrTargetHandleIdsMap(
[
{ type: 'remove', edge: edges[currentEdgeIndex] },
...(newPrevEdge ? [{ type: 'add', edge: newPrevEdge }] : []),
...(newNextEdge ? [{ type: 'add', edge: newNextEdge }] : []),
],
[...nodes, newNode],
)
const afterNodesInSameBranch = getAfterNodesInSameBranch(nextNodeId!)
const afterNodesInSameBranchIds = afterNodesInSameBranch.map(
node => node.id,
)
const newNodes = produce(nodes, (draft) => {
draft.forEach((node) => {
node.data.selected = false
if (nodesConnectedSourceOrTargetHandleIdsMap[node.id]) {
node.data = {
...node.data,
...nodesConnectedSourceOrTargetHandleIdsMap[node.id],
}
}
if (afterNodesInSameBranchIds.includes(node.id))
node.position.x += NODE_WIDTH_X_OFFSET
if (
node.data.type === BlockEnum.Iteration
&& prevNode.parentId === node.id
) {
node.data._children?.push({
nodeId: newNode.id,
nodeType: newNode.data.type,
})
}
if (
node.data.type === BlockEnum.Loop
&& prevNode.parentId === node.id
) {
node.data._children?.push({
nodeId: newNode.id,
nodeType: newNode.data.type,
})
}
})
draft.push(newNode)
if (newIterationStartNode) draft.push(newIterationStartNode)
if (newLoopStartNode) draft.push(newLoopStartNode)
})
setNodes(newNodes)
if (
newNode.data.type === BlockEnum.VariableAssigner
|| newNode.data.type === BlockEnum.VariableAggregator
) {
const { setShowAssignVariablePopup } = workflowStore.getState()
setShowAssignVariablePopup({
nodeId: prevNode.id,
nodeData: prevNode.data,
variableAssignerNodeId: newNode.id,
variableAssignerNodeData: newNode.data as VariableAssignerNodeType,
variableAssignerNodeHandleId: targetHandle,
parentNode: nodes.find(node => node.id === newNode.parentId),
x: -25,
y: 44,
})
}
const newEdges = produce(edges, (draft) => {
draft.splice(currentEdgeIndex, 1)
draft.forEach((item) => {
item.data = {
...item.data,
_connectedNodeIsSelected: false,
}
})
if (newPrevEdge) draft.push(newPrevEdge)
if (newNextEdge) draft.push(newNextEdge)
})
setEdges(newEdges)
}
handleSyncWorkflowDraft()
saveStateToHistory(WorkflowHistoryEvent.NodeAdd, { nodeId: newNode.id })
},
[
getNodesReadOnly,
store,
handleSyncWorkflowDraft,
saveStateToHistory,
workflowStore,
getAfterNodesInSameBranch,
nodesMetaDataMap,
],
)
const handleNodeChange = useCallback(
(
currentNodeId: string,
nodeType: BlockEnum,
sourceHandle: string,
toolDefaultValue?: ToolDefaultValue | DataSourceDefaultValue,
) => {
if (getNodesReadOnly()) return
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodes = getNodes()
const currentNode = nodes.find(node => node.id === currentNodeId)!
const connectedEdges = getConnectedEdges([currentNode], edges)
const nodesWithSameType = nodes.filter(
node => node.data.type === nodeType,
)
const { defaultValue } = nodesMetaDataMap![nodeType]
const {
newNode: newCurrentNode,
newIterationStartNode,
newLoopStartNode,
} = generateNewNode({
type: getNodeCustomTypeByNodeDataType(nodeType),
data: {
...(defaultValue as any),
title:
nodesWithSameType.length > 0
? `${defaultValue.title} ${nodesWithSameType.length + 1}`
: defaultValue.title,
...toolDefaultValue,
_connectedSourceHandleIds: [],
_connectedTargetHandleIds: [],
selected: currentNode.data.selected,
isInIteration: currentNode.data.isInIteration,
isInLoop: currentNode.data.isInLoop,
iteration_id: currentNode.data.iteration_id,
loop_id: currentNode.data.loop_id,
},
position: {
x: currentNode.position.x,
y: currentNode.position.y,
},
parentId: currentNode.parentId,
extent: currentNode.extent,
zIndex: currentNode.zIndex,
})
const nodesConnectedSourceOrTargetHandleIdsMap
= getNodesConnectedSourceOrTargetHandleIdsMap(
connectedEdges.map(edge => ({ type: 'remove', edge })),
nodes,
)
const newNodes = produce(nodes, (draft) => {
draft.forEach((node) => {
node.data.selected = false
if (nodesConnectedSourceOrTargetHandleIdsMap[node.id]) {
node.data = {
...node.data,
...nodesConnectedSourceOrTargetHandleIdsMap[node.id],
}
}
})
const index = draft.findIndex(node => node.id === currentNodeId)
draft.splice(index, 1, newCurrentNode)
if (newIterationStartNode) draft.push(newIterationStartNode)
if (newLoopStartNode) draft.push(newLoopStartNode)
})
setNodes(newNodes)
const newEdges = produce(edges, (draft) => {
const filtered = draft.filter(
edge =>
!connectedEdges.find(
connectedEdge => connectedEdge.id === edge.id,
),
)
return filtered
})
setEdges(newEdges)
handleSyncWorkflowDraft()
saveStateToHistory(WorkflowHistoryEvent.NodeChange, {
nodeId: currentNodeId,
})
},
[
getNodesReadOnly,
store,
handleSyncWorkflowDraft,
saveStateToHistory,
nodesMetaDataMap,
],
)
const handleNodesCancelSelected = useCallback(() => {
const { getNodes, setNodes } = store.getState()
const nodes = getNodes()
const newNodes = produce(nodes, (draft) => {
draft.forEach((node) => {
node.data.selected = false
})
})
setNodes(newNodes)
}, [store])
const handleNodeContextMenu = useCallback(
(e: MouseEvent, node: Node) => {
if (
node.type === CUSTOM_NOTE_NODE
|| node.type === CUSTOM_ITERATION_START_NODE
)
return
if (
node.type === CUSTOM_NOTE_NODE
|| node.type === CUSTOM_LOOP_START_NODE
)
return
e.preventDefault()
const container = document.querySelector('#workflow-container')
const { x, y } = container!.getBoundingClientRect()
workflowStore.setState({
nodeMenu: {
top: e.clientY - y,
left: e.clientX - x,
nodeId: node.id,
},
})
handleNodeSelect(node.id)
},
[workflowStore, handleNodeSelect],
)
const handleNodesCopy = useCallback(
(nodeId?: string) => {
if (getNodesReadOnly()) return
const { setClipboardElements } = workflowStore.getState()
const { getNodes } = store.getState()
const nodes = getNodes()
if (nodeId) {
// If nodeId is provided, copy that specific node
const nodeToCopy = nodes.find(
node =>
node.id === nodeId
&& node.data.type !== BlockEnum.Start
&& node.type !== CUSTOM_ITERATION_START_NODE
&& node.type !== CUSTOM_LOOP_START_NODE
&& node.data.type !== BlockEnum.LoopEnd
&& node.data.type !== BlockEnum.KnowledgeBase
&& node.data.type !== BlockEnum.DataSourceEmpty,
)
if (nodeToCopy) setClipboardElements([nodeToCopy])
}
else {
// If no nodeId is provided, fall back to the current behavior
const bundledNodes = nodes.filter((node) => {
if (!node.data._isBundled) return false
if (node.type === CUSTOM_NOTE_NODE) return true
const { metaData } = nodesMetaDataMap![node.data.type as BlockEnum]
if (metaData.isSingleton) return false
return !node.data.isInIteration && !node.data.isInLoop
})
if (bundledNodes.length) {
setClipboardElements(bundledNodes)
return
}
const selectedNode = nodes.find((node) => {
if (!node.data.selected) return false
if (node.type === CUSTOM_NOTE_NODE) return true
const { metaData } = nodesMetaDataMap![node.data.type as BlockEnum]
return !metaData.isSingleton
})
if (selectedNode) setClipboardElements([selectedNode])
}
},
[getNodesReadOnly, store, workflowStore],
)
const handleNodesPaste = useCallback(() => {
if (getNodesReadOnly()) return
const { clipboardElements, mousePosition } = workflowStore.getState()
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodesToPaste: Node[] = []
const edgesToPaste: Edge[] = []
const nodes = getNodes()
if (clipboardElements.length) {
const { x, y } = getTopLeftNodePosition(clipboardElements)
const { screenToFlowPosition } = reactflow
const currentPosition = screenToFlowPosition({
x: mousePosition.pageX,
y: mousePosition.pageY,
})
const offsetX = currentPosition.x - x
const offsetY = currentPosition.y - y
let idMapping: Record<string, string> = {}
clipboardElements.forEach((nodeToPaste, index) => {
const nodeType = nodeToPaste.data.type
const { newNode, newIterationStartNode, newLoopStartNode }
= generateNewNode({
type: nodeToPaste.type,
data: {
...(nodeToPaste.type !== CUSTOM_NOTE_NODE && nodesMetaDataMap![nodeType].defaultValue),
...nodeToPaste.data,
selected: false,
_isBundled: false,
_connectedSourceHandleIds: [],
_connectedTargetHandleIds: [],
title: genNewNodeTitleFromOld(nodeToPaste.data.title),
},
position: {
x: nodeToPaste.position.x + offsetX,
y: nodeToPaste.position.y + offsetY,
},
extent: nodeToPaste.extent,
zIndex: nodeToPaste.zIndex,
})
newNode.id = newNode.id + index
// This new node is movable and can be placed anywhere
let newChildren: Node[] = []
if (nodeToPaste.data.type === BlockEnum.Iteration) {
newIterationStartNode!.parentId = newNode.id;
(newNode.data as IterationNodeType).start_node_id
= newIterationStartNode!.id
const oldIterationStartNode = nodes.find(
n =>
n.parentId === nodeToPaste.id
&& n.type === CUSTOM_ITERATION_START_NODE,
)
idMapping[oldIterationStartNode!.id] = newIterationStartNode!.id
const { copyChildren, newIdMapping }
= handleNodeIterationChildrenCopy(
nodeToPaste.id,
newNode.id,
idMapping,
)
newChildren = copyChildren
idMapping = newIdMapping
newChildren.forEach((child) => {
newNode.data._children?.push({
nodeId: child.id,
nodeType: child.data.type,
})
})
newChildren.push(newIterationStartNode!)
}
else if (nodeToPaste.data.type === BlockEnum.Loop) {
newLoopStartNode!.parentId = newNode.id;
(newNode.data as LoopNodeType).start_node_id = newLoopStartNode!.id
newChildren = handleNodeLoopChildrenCopy(nodeToPaste.id, newNode.id)
newChildren.forEach((child) => {
newNode.data._children?.push({
nodeId: child.id,
nodeType: child.data.type,
})
})
newChildren.push(newLoopStartNode!)
}
else {
// single node paste
const selectedNode = nodes.find(node => node.selected)
if (selectedNode) {
const commonNestedDisallowPasteNodes = [
// end node only can be placed outermost layer
BlockEnum.End,
]
// handle disallow paste node
if (commonNestedDisallowPasteNodes.includes(nodeToPaste.data.type))
return
// handle paste to nested block
if (selectedNode.data.type === BlockEnum.Iteration) {
newNode.data.isInIteration = true
newNode.data.iteration_id = selectedNode.data.iteration_id
newNode.parentId = selectedNode.id
newNode.positionAbsolute = {
x: newNode.position.x,
y: newNode.position.y,
}
// set position base on parent node
newNode.position = getNestedNodePosition(newNode, selectedNode)
}
else if (selectedNode.data.type === BlockEnum.Loop) {
newNode.data.isInLoop = true
newNode.data.loop_id = selectedNode.data.loop_id
newNode.parentId = selectedNode.id
newNode.positionAbsolute = {
x: newNode.position.x,
y: newNode.position.y,
}
// set position base on parent node
newNode.position = getNestedNodePosition(newNode, selectedNode)
}
}
}
nodesToPaste.push(newNode)
if (newChildren.length) nodesToPaste.push(...newChildren)
})
// only handle edge when paste nested block
edges.forEach((edge) => {
const sourceId = idMapping[edge.source]
const targetId = idMapping[edge.target]
if (sourceId && targetId) {
const newEdge: Edge = {
...edge,
id: `${sourceId}-${edge.sourceHandle}-${targetId}-${edge.targetHandle}`,
source: sourceId,
target: targetId,
data: {
...edge.data,
_connectedNodeIsSelected: false,
},
}
edgesToPaste.push(newEdge)
}
})
setNodes([...nodes, ...nodesToPaste])
setEdges([...edges, ...edgesToPaste])
saveStateToHistory(WorkflowHistoryEvent.NodePaste, {
nodeId: nodesToPaste?.[0]?.id,
})
handleSyncWorkflowDraft()
}
}, [
getNodesReadOnly,
workflowStore,
store,
reactflow,
saveStateToHistory,
handleSyncWorkflowDraft,
handleNodeIterationChildrenCopy,
handleNodeLoopChildrenCopy,
nodesMetaDataMap,
])
const handleNodesDuplicate = useCallback(
(nodeId?: string) => {
if (getNodesReadOnly()) return
handleNodesCopy(nodeId)
handleNodesPaste()
},
[getNodesReadOnly, handleNodesCopy, handleNodesPaste],
)
const handleNodesDelete = useCallback(() => {
if (getNodesReadOnly()) return
const { getNodes, edges } = store.getState()
const nodes = getNodes()
const bundledNodes = nodes.filter(
node => node.data._isBundled && node.data.type !== BlockEnum.Start,
)
if (bundledNodes.length) {
bundledNodes.forEach(node => handleNodeDelete(node.id))
return
}
const edgeSelected = edges.some(edge => edge.selected)
if (edgeSelected) return
const selectedNode = nodes.find(
node => node.data.selected && node.data.type !== BlockEnum.Start,
)
if (selectedNode) handleNodeDelete(selectedNode.id)
}, [store, getNodesReadOnly, handleNodeDelete])
const handleNodeResize = useCallback(
(nodeId: string, params: ResizeParamsWithDirection) => {
if (getNodesReadOnly()) return
const { getNodes, setNodes } = store.getState()
const { x, y, width, height } = params
const nodes = getNodes()
const currentNode = nodes.find(n => n.id === nodeId)!
const childrenNodes = nodes.filter(n =>
currentNode.data._children?.find((c: any) => c.nodeId === n.id),
)
let rightNode: Node
let bottomNode: Node
childrenNodes.forEach((n) => {
if (rightNode) {
if (n.position.x + n.width! > rightNode.position.x + rightNode.width!)
rightNode = n
}
else {
rightNode = n
}
if (bottomNode) {
if (
n.position.y + n.height!
> bottomNode.position.y + bottomNode.height!
)
bottomNode = n
}
else {
bottomNode = n
}
})
if (rightNode! && bottomNode!) {
const parentNode = nodes.find(n => n.id === rightNode.parentId)
const paddingMap
= parentNode?.data.type === BlockEnum.Iteration
? ITERATION_PADDING
: LOOP_PADDING
if (width < rightNode!.position.x + rightNode.width! + paddingMap.right)
return
if (
height
< bottomNode.position.y + bottomNode.height! + paddingMap.bottom
)
return
}
const newNodes = produce(nodes, (draft) => {
draft.forEach((n) => {
if (n.id === nodeId) {
n.data.width = width
n.data.height = height
n.width = width
n.height = height
n.position.x = x
n.position.y = y
}
})
})
setNodes(newNodes)
handleSyncWorkflowDraft()
saveStateToHistory(WorkflowHistoryEvent.NodeResize, { nodeId })
},
[getNodesReadOnly, store, handleSyncWorkflowDraft, saveStateToHistory],
)
const handleNodeDisconnect = useCallback(
(nodeId: string) => {
if (getNodesReadOnly()) return
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodes = getNodes()
const currentNode = nodes.find(node => node.id === nodeId)!
const connectedEdges = getConnectedEdges([currentNode], edges)
const nodesConnectedSourceOrTargetHandleIdsMap
= getNodesConnectedSourceOrTargetHandleIdsMap(
connectedEdges.map(edge => ({ type: 'remove', edge })),
nodes,
)
const newNodes = produce(nodes, (draft: Node[]) => {
draft.forEach((node) => {
if (nodesConnectedSourceOrTargetHandleIdsMap[node.id]) {
node.data = {
...node.data,
...nodesConnectedSourceOrTargetHandleIdsMap[node.id],
}
}
})
})
setNodes(newNodes)
const newEdges = produce(edges, (draft) => {
return draft.filter(
edge =>
!connectedEdges.find(
connectedEdge => connectedEdge.id === edge.id,
),
)
})
setEdges(newEdges)
handleSyncWorkflowDraft()
saveStateToHistory(WorkflowHistoryEvent.EdgeDelete)
},
[store, getNodesReadOnly, handleSyncWorkflowDraft, saveStateToHistory],
)
const handleHistoryBack = useCallback(() => {
if (getNodesReadOnly() || getWorkflowReadOnly()) return
const { setEdges, setNodes } = store.getState()
undo()
const { edges, nodes } = workflowHistoryStore.getState()
if (edges.length === 0 && nodes.length === 0) return
setEdges(edges)
setNodes(nodes)
}, [
store,
undo,
workflowHistoryStore,
getNodesReadOnly,
getWorkflowReadOnly,
])
const handleHistoryForward = useCallback(() => {
if (getNodesReadOnly() || getWorkflowReadOnly()) return
const { setEdges, setNodes } = store.getState()
redo()
const { edges, nodes } = workflowHistoryStore.getState()
if (edges.length === 0 && nodes.length === 0) return
setEdges(edges)
setNodes(nodes)
}, [
redo,
store,
workflowHistoryStore,
getNodesReadOnly,
getWorkflowReadOnly,
])
const [isDimming, setIsDimming] = useState(false)
/** Add opacity-30 to all nodes except the nodeId */
const dimOtherNodes = useCallback(() => {
if (isDimming) return
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodes = getNodes()
const selectedNode = nodes.find(n => n.data.selected)
if (!selectedNode) return
setIsDimming(true)
// const workflowNodes = useStore(s => s.getNodes())
const workflowNodes = nodes
const usedVars = getNodeUsedVars(selectedNode)
const dependencyNodes: Node[] = []
usedVars.forEach((valueSelector) => {
const node = workflowNodes.find(node => node.id === valueSelector?.[0])
if (node)
if (!dependencyNodes.includes(node)) dependencyNodes.push(node)
})
const outgoers = getOutgoers(selectedNode as Node, nodes as Node[], edges)
for (let currIdx = 0; currIdx < outgoers.length; currIdx++) {
const node = outgoers[currIdx]
const outgoersForNode = getOutgoers(node, nodes as Node[], edges)
outgoersForNode.forEach((item) => {
const existed = outgoers.some(v => v.id === item.id)
if (!existed) outgoers.push(item)
})
}
const dependentNodes: Node[] = []
outgoers.forEach((node) => {
const usedVars = getNodeUsedVars(node)
const used = usedVars.some(v => v?.[0] === selectedNode.id)
if (used) {
const existed = dependentNodes.some(v => v.id === node.id)
if (!existed) dependentNodes.push(node)
}
})
const dimNodes = [...dependencyNodes, ...dependentNodes, selectedNode]
const newNodes = produce(nodes, (draft) => {
draft.forEach((n) => {
const dimNode = dimNodes.find(v => v.id === n.id)
if (!dimNode) n.data._dimmed = true
})
})
setNodes(newNodes)
const tempEdges: Edge[] = []
dependencyNodes.forEach((n) => {
tempEdges.push({
id: `tmp_${n.id}-source-${selectedNode.id}-target`,
type: CUSTOM_EDGE,
source: n.id,
sourceHandle: 'source_tmp',
target: selectedNode.id,
targetHandle: 'target_tmp',
animated: true,
data: {
sourceType: n.data.type,
targetType: selectedNode.data.type,
_isTemp: true,
_connectedNodeIsHovering: true,
},
})
})
dependentNodes.forEach((n) => {
tempEdges.push({
id: `tmp_${selectedNode.id}-source-${n.id}-target`,
type: CUSTOM_EDGE,
source: selectedNode.id,
sourceHandle: 'source_tmp',
target: n.id,
targetHandle: 'target_tmp',
animated: true,
data: {
sourceType: selectedNode.data.type,
targetType: n.data.type,
_isTemp: true,
_connectedNodeIsHovering: true,
},
})
})
const newEdges = produce(edges, (draft) => {
draft.forEach((e) => {
e.data._dimmed = true
})
draft.push(...tempEdges)
})
setEdges(newEdges)
}, [isDimming, store])
/** Restore all nodes to full opacity */
const undimAllNodes = useCallback(() => {
const { getNodes, setNodes, edges, setEdges } = store.getState()
const nodes = getNodes()
setIsDimming(false)
const newNodes = produce(nodes, (draft) => {
draft.forEach((n) => {
n.data._dimmed = false
})
})
setNodes(newNodes)
const newEdges = produce(
edges.filter(e => !e.data._isTemp),
(draft) => {
draft.forEach((e) => {
e.data._dimmed = false
})
},
)
setEdges(newEdges)
}, [store])
return {
handleNodeDragStart,
handleNodeDrag,
handleNodeDragStop,
handleNodeEnter,
handleNodeLeave,
handleNodeSelect,
handleNodeClick,
handleNodeConnect,
handleNodeConnectStart,
handleNodeConnectEnd,
handleNodeDelete,
handleNodeChange,
handleNodeAdd,
handleNodesCancelSelected,
handleNodeContextMenu,
handleNodesCopy,
handleNodesPaste,
handleNodesDuplicate,
handleNodesDelete,
handleNodeResize,
handleNodeDisconnect,
handleHistoryBack,
handleHistoryForward,
dimOtherNodes,
undimAllNodes,
}
}