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| import {
| memo,
| useCallback,
| useMemo,
| useState,
| } from 'react'
| import { intersection } from 'lodash-es'
| import type { EdgeProps } from 'reactflow'
| import {
| BaseEdge,
| EdgeLabelRenderer,
| Position,
| getBezierPath,
| } from 'reactflow'
| import {
| useAvailableBlocks,
| useNodesInteractions,
| } from './hooks'
| import BlockSelector from './block-selector'
| import type {
| Edge,
| OnSelectBlock,
| } from './types'
| import { NodeRunningStatus } from './types'
| import { getEdgeColor } from './utils'
| import { ITERATION_CHILDREN_Z_INDEX, LOOP_CHILDREN_Z_INDEX } from './constants'
| import CustomEdgeLinearGradientRender from './custom-edge-linear-gradient-render'
| import cn from '@/utils/classnames'
| import { ErrorHandleTypeEnum } from '@/app/components/workflow/nodes/_base/components/error-handle/types'
|
| const CustomEdge = ({
| id,
| data,
| source,
| sourceHandleId,
| target,
| targetHandleId,
| sourceX,
| sourceY,
| targetX,
| targetY,
| selected,
| }: EdgeProps) => {
| const [
| edgePath,
| labelX,
| labelY,
| ] = getBezierPath({
| sourceX: sourceX - 8,
| sourceY,
| sourcePosition: Position.Right,
| targetX: targetX + 8,
| targetY,
| targetPosition: Position.Left,
| curvature: 0.16,
| })
| const [open, setOpen] = useState(false)
| const { handleNodeAdd } = useNodesInteractions()
| const { availablePrevBlocks } = useAvailableBlocks((data as Edge['data'])!.targetType, (data as Edge['data'])?.isInIteration, (data as Edge['data'])?.isInLoop)
| const { availableNextBlocks } = useAvailableBlocks((data as Edge['data'])!.sourceType, (data as Edge['data'])?.isInIteration, (data as Edge['data'])?.isInLoop)
| const {
| _sourceRunningStatus,
| _targetRunningStatus,
| } = data
|
| const linearGradientId = useMemo(() => {
| if (
| (
| _sourceRunningStatus === NodeRunningStatus.Succeeded
| || _sourceRunningStatus === NodeRunningStatus.Failed
| || _sourceRunningStatus === NodeRunningStatus.Exception
| ) && (
| _targetRunningStatus === NodeRunningStatus.Succeeded
| || _targetRunningStatus === NodeRunningStatus.Failed
| || _targetRunningStatus === NodeRunningStatus.Exception
| || _targetRunningStatus === NodeRunningStatus.Running
| )
| )
| return id
| }, [_sourceRunningStatus, _targetRunningStatus, id])
|
| const handleOpenChange = useCallback((v: boolean) => {
| setOpen(v)
| }, [])
|
| const handleInsert = useCallback<OnSelectBlock>((nodeType, toolDefaultValue) => {
| handleNodeAdd(
| {
| nodeType,
| toolDefaultValue,
| },
| {
| prevNodeId: source,
| prevNodeSourceHandle: sourceHandleId || 'source',
| nextNodeId: target,
| nextNodeTargetHandle: targetHandleId || 'target',
| },
| )
| }, [handleNodeAdd, source, sourceHandleId, target, targetHandleId])
|
| const stroke = useMemo(() => {
| if (selected)
| return getEdgeColor(NodeRunningStatus.Running)
|
| if (linearGradientId)
| return `url(#${linearGradientId})`
|
| if (data?._connectedNodeIsHovering)
| return getEdgeColor(NodeRunningStatus.Running, sourceHandleId === ErrorHandleTypeEnum.failBranch)
|
| return getEdgeColor()
| }, [data._connectedNodeIsHovering, linearGradientId, selected, sourceHandleId])
|
| return (
| <>
| {
| linearGradientId && (
| <CustomEdgeLinearGradientRender
| id={linearGradientId}
| startColor={getEdgeColor(_sourceRunningStatus)}
| stopColor={getEdgeColor(_targetRunningStatus)}
| position={{
| x1: sourceX,
| y1: sourceY,
| x2: targetX,
| y2: targetY,
| }}
| />
| )
| }
| <BaseEdge
| id={id}
| path={edgePath}
| style={{
| stroke,
| strokeWidth: 2,
| opacity: data._waitingRun ? 0.7 : 1,
| }}
| />
| <EdgeLabelRenderer>
| <div
| className={cn(
| 'nopan nodrag hover:scale-125',
| data?._hovering ? 'block' : 'hidden',
| open && '!block',
| data.isInIteration && `z-[${ITERATION_CHILDREN_Z_INDEX}]`,
| data.isInLoop && `z-[${LOOP_CHILDREN_Z_INDEX}]`,
| )}
| style={{
| position: 'absolute',
| transform: `translate(-50%, -50%) translate(${labelX}px, ${labelY}px)`,
| pointerEvents: 'all',
| opacity: data._waitingRun ? 0.7 : 1,
| }}
| >
| <BlockSelector
| open={open}
| onOpenChange={handleOpenChange}
| asChild
| onSelect={handleInsert}
| availableBlocksTypes={intersection(availablePrevBlocks, availableNextBlocks)}
| triggerClassName={() => 'hover:scale-150 transition-all'}
| />
| </div>
| </EdgeLabelRenderer>
| </>
| )
| }
|
| export default memo(CustomEdge)
|
|
