Files
zui/frontend/src/components/graph/AnimatedEdge.tsx
2026-03-14 07:52:34 +01:00

145 lines
4.1 KiB
TypeScript

import React, { memo } from 'react'
import {
BaseEdge,
getBezierPath,
type EdgeProps,
} from '@xyflow/react'
import { useCanvasStore } from '@/app/canvas/canvasStore'
import { selectConnectionStatusForEdge } from '@/app/canvas/canvasStore.selectors'
import { CONNECTION_STATUS_CLASS } from '@/lib/graph/connectionStatus'
import { getConnectionLabelForTargetAndStatus } from '@/lib/graph/nodeRegistry'
const EDGE_STROKE_WIDTH = 2
const DOT_MARKER_R = 1.5
function AnimatedEdgeInner({
id,
source,
sourceX,
sourceY,
targetX,
targetY,
sourcePosition,
targetPosition,
style,
label: labelProp,
interactionWidth,
target,
data,
}: EdgeProps) {
const connectionStatus = useCanvasStore((s) =>
selectConnectionStatusForEdge(s, source, target)
)
const statusClass = CONNECTION_STATUS_CLASS[connectionStatus]
const targetType = (data as { targetType?: string } | undefined)?.targetType ?? ''
const dataLabel = (data as { connectionLabel?: string } | undefined)?.connectionLabel
const displayLabel =
getConnectionLabelForTargetAndStatus(targetType, connectionStatus) ?? labelProp ?? dataLabel
const [edgePath, edgeLabelX, edgeLabelY] = getBezierPath({
sourceX,
sourceY,
targetX,
targetY,
sourcePosition,
targetPosition,
})
const startId = `animated-edge-dot-start-${id}`
const endId = `animated-edge-dot-end-${id}`
return (
<>
<defs>
<marker
id={startId}
markerWidth={DOT_MARKER_R * 2}
markerHeight={DOT_MARKER_R * 2}
refX={DOT_MARKER_R - 1}
refY={DOT_MARKER_R}
orient="auto"
>
<circle
r={DOT_MARKER_R}
cx={DOT_MARKER_R}
cy={DOT_MARKER_R}
className="fill-primary"
strokeWidth={2}
/>
</marker>
<marker
id={endId}
markerWidth={DOT_MARKER_R * 2}
markerHeight={DOT_MARKER_R * 2}
refX={DOT_MARKER_R + 1}
refY={DOT_MARKER_R}
orient="auto"
>
<circle
r={DOT_MARKER_R}
cx={DOT_MARKER_R}
cy={DOT_MARKER_R}
className="fill-primary"
strokeWidth={2}
/>
</marker>
</defs>
<BaseEdge
path={edgePath}
markerStart={`url(#${startId})`}
markerEnd={`url(#${endId})`}
style={{
strokeWidth: EDGE_STROKE_WIDTH,
...style,
}}
className={`animated-edge-path${statusClass ? ` ${statusClass}` : ''}`}
interactionWidth={interactionWidth}
/>
{displayLabel != null && displayLabel !== '' && (
<g transform={`translate(${edgeLabelX}, ${edgeLabelY})`} className="nodrag nopan">
<rect
x={-32}
y={-9}
width={64}
height={18}
rx={4}
ry={4}
className="fill-background stroke-border"
strokeWidth={1}
/>
<text
textAnchor="middle"
dominantBaseline="middle"
className="fill-foreground text-[10px] font-medium"
>
{displayLabel}
</text>
</g>
)}
</>
)
}
function edgePropsAreEqual(prev: EdgeProps, next: EdgeProps): boolean {
return (
prev.id === next.id &&
prev.source === next.source &&
prev.target === next.target &&
prev.sourceX === next.sourceX &&
prev.sourceY === next.sourceY &&
prev.targetX === next.targetX &&
prev.targetY === next.targetY &&
prev.sourcePosition === next.sourcePosition &&
prev.targetPosition === next.targetPosition &&
prev.style === next.style &&
prev.label === next.label &&
(prev.data as { connectionLabel?: string; targetType?: string } | undefined)?.connectionLabel ===
(next.data as { connectionLabel?: string; targetType?: string } | undefined)?.connectionLabel &&
(prev.data as { targetType?: string } | undefined)?.targetType ===
(next.data as { targetType?: string } | undefined)?.targetType
)
}
export const AnimatedEdge = memo(AnimatedEdgeInner, edgePropsAreEqual)