Files
vue-flow/src/store/actions.ts
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219 lines
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TypeScript

import { CoordinateExtent, FlowActions, FlowGetters, FlowState, GraphNode, Node } from '~/types'
import { getConnectedEdges, getNodesInside, getRectOfNodes, isEdge, isNode, parseEdge, parseNode } from '~/utils'
export default (state: FlowState, getters: FlowGetters): FlowActions => {
const setUserSelection: FlowActions['setUserSelection'] = (mousePos) => {
state.selectionActive = true
state.userSelectionRect = {
width: 0,
height: 0,
startX: mousePos.x,
startY: mousePos.y,
x: mousePos.x,
y: mousePos.y,
draw: true,
}
}
const updateUserSelection: FlowActions['updateUserSelection'] = (mousePos) => {
const startX = state.userSelectionRect.startX
const startY = state.userSelectionRect.startY
state.selectedElements?.forEach((el) => isNode(el) && (el.selected = undefined))
const nextUserSelectRect: FlowState['userSelectionRect'] = {
...state.userSelectionRect,
x: mousePos.x < startX ? mousePos.x : state.userSelectionRect.x,
y: mousePos.y < startY ? mousePos.y : state.userSelectionRect.y,
width: Math.abs(mousePos.x - startX),
height: Math.abs(mousePos.y - startY),
}
const selectedNodes = getNodesInside(getters.getNodes.value, state.userSelectionRect, state.transform)
const selectedEdges = getConnectedEdges(selectedNodes, getters.getEdges.value)
const nextSelectedElements = [...selectedNodes, ...selectedEdges]
nextSelectedElements.forEach((el) => isNode(el) && (el.selected = true))
state.userSelectionRect = nextUserSelectRect
state.selectedElements = nextSelectedElements
}
const unsetUserSelection: FlowActions['unsetUserSelection'] = () => {
state.selectionActive = false
state.userSelectionRect.draw = false
if (!getters.getSelectedNodes || getters.getSelectedNodes.value.length === 0) {
state.selectedElements = undefined
state.hooks.selectionChange.trigger(undefined)
state.nodesSelectionActive = false
} else {
state.selectedNodesBbox = getRectOfNodes(getters.getSelectedNodes.value)
state.nodesSelectionActive = true
}
}
const addSelectedElements: FlowActions['addSelectedElements'] = (elements: any) => {
const selectedElementsArr = Array.isArray(elements) ? elements : [elements]
const selectedElementsUpdated = selectedElementsArr.filter(
(el) => !state.selectedElements?.some((e) => el.id === e.id),
).length
state.selectedElements = selectedElementsUpdated ? selectedElementsArr : state.selectedElements
if (selectedElementsUpdated) state.hooks.selectionChange.trigger(selectedElementsArr)
}
const initD3Zoom: FlowActions['initD3Zoom'] = ({ d3ZoomHandler, d3Zoom, d3Selection }) => {
state.d3Zoom = d3Zoom
state.d3Selection = d3Selection
state.d3ZoomHandler = d3ZoomHandler
}
const setMinZoom: FlowActions['setMinZoom'] = (minZoom: any) => {
state.d3Zoom?.scaleExtent([minZoom, state.maxZoom])
state.minZoom = minZoom
}
const setMaxZoom: FlowActions['setMaxZoom'] = (maxZoom: any) => {
state.d3Zoom?.scaleExtent([state.minZoom, maxZoom])
state.maxZoom = maxZoom
}
const setTranslateExtent: FlowActions['setTranslateExtent'] = (translateExtent: any) => {
state.d3Zoom?.translateExtent(translateExtent)
state.translateExtent = translateExtent
}
const resetSelectedElements: FlowActions['resetSelectedElements'] = () => {
state.selectedElements = undefined
}
const unsetNodesSelection: FlowActions['unsetNodesSelection'] = () => {
state.nodesSelectionActive = false
}
const updateSize: FlowActions['updateSize'] = (size) => {
state.dimensions = size
}
const setConnectionNodeId: FlowActions['setConnectionNodeId'] = ({
connectionHandleId,
connectionHandleType,
connectionNodeId,
}) => {
state.connectionNodeId = connectionNodeId
state.connectionHandleId = connectionHandleId
state.connectionHandleType = connectionHandleType
}
const setInteractive: FlowActions['setInteractive'] = (isInteractive) => {
state.nodesDraggable = isInteractive
state.nodesConnectable = isInteractive
state.elementsSelectable = isInteractive
}
const getParent = (root: Node[], id: string): GraphNode | undefined => {
let node
root.some((n) => {
if (n.id === id) return (node = n)
if (n.children) return (node = getParent(n.children, id))
return false
})
return node
}
const parseChildren = (n: Node, p: GraphNode | undefined, arr: GraphNode[], extent: CoordinateExtent) => {
const parent = typeof p === 'undefined' || typeof p !== 'object' ? getParent(arr, n.id) : p
const parsed = parseNode(n, extent, {
...getters.getNode.value(n.id),
parentNode: parent,
})
arr.push(parsed)
if (n.children && n.children.length) {
n.children.forEach((c) => parseChildren(c, parsed, arr, extent))
}
}
const setNodes: FlowActions['setNodes'] = (nodes, extent: CoordinateExtent) => {
nodes = nodes.flatMap((node) => {
const children: GraphNode[] = []
parseChildren(node, undefined, children, extent)
return children
})
state.nodes = <GraphNode[]>nodes
}
const setEdges: FlowActions['setEdges'] = (edges) => {
state.edges = edges.flatMap((edge) => {
const sourceNode = getters.getNode.value(edge.source)!
const targetNode = getters.getNode.value(edge.target)!
if (!sourceNode || typeof sourceNode === 'undefined')
console.warn(`couldn't create edge for source id: ${edge.source}; edge id: ${edge.id}`)
if (!targetNode || typeof targetNode === 'undefined')
console.warn(`couldn't create edge for target id: ${edge.target}; edge id: ${edge.id}`)
return parseEdge(edge, {
...getters.getEdge.value(edge.id),
sourceNode,
targetNode,
})
})
}
const setElements: FlowActions['setElements'] = (elements, extent) => {
setNodes(elements.filter(isNode), extent)
setEdges(elements.filter(isEdge))
}
const setState: FlowActions['setState'] = (opts) => {
if (typeof opts.modelValue !== 'undefined') setElements(opts.modelValue, opts.nodeExtent ?? state.nodeExtent)
if (typeof opts.elements !== 'undefined') setElements(opts.elements, opts.nodeExtent ?? state.nodeExtent)
if (typeof opts.nodes !== 'undefined') setNodes(opts.nodes, opts.nodeExtent ?? state.nodeExtent)
if (typeof opts.edges !== 'undefined') setEdges(opts.edges)
if (typeof opts.loading !== 'undefined') state.loading = opts.loading
if (typeof opts.panOnScroll !== 'undefined') state.panOnScroll = opts.panOnScroll
if (typeof opts.panOnScrollMode !== 'undefined') state.panOnScrollMode = opts.panOnScrollMode
if (typeof opts.panOnScrollSpeed !== 'undefined') state.panOnScrollSpeed = opts.panOnScrollSpeed
if (typeof opts.paneMoveable !== 'undefined') state.paneMoveable = opts.paneMoveable
if (typeof opts.zoomOnScroll !== 'undefined') state.zoomOnScroll = opts.zoomOnScroll
if (typeof opts.preventScrolling !== 'undefined') state.preventScrolling = opts.preventScrolling
if (typeof opts.zoomOnDoubleClick !== 'undefined') state.zoomOnDoubleClick = opts.zoomOnDoubleClick
if (typeof opts.zoomOnPinch !== 'undefined') state.zoomOnPinch = opts.zoomOnPinch
if (typeof opts.defaultZoom !== 'undefined') state.defaultZoom = opts.defaultZoom
if (typeof opts.defaultPosition !== 'undefined') state.defaultPosition = opts.defaultPosition
if (typeof opts.edgeTypes !== 'undefined') state.edgeTypes = opts.edgeTypes
if (typeof opts.nodeTypes !== 'undefined') state.nodeTypes = opts.nodeTypes
if (typeof opts.storageKey !== 'undefined') state.storageKey = opts.storageKey
if (typeof opts.edgeUpdaterRadius !== 'undefined') state.edgeUpdaterRadius = opts.edgeUpdaterRadius
if (typeof opts.elementsSelectable !== 'undefined') state.elementsSelectable = opts.elementsSelectable
if (typeof opts.onlyRenderVisibleElements !== 'undefined') state.onlyRenderVisibleElements = opts.onlyRenderVisibleElements
if (typeof opts.edgesUpdatable !== 'undefined') state.edgesUpdatable = opts.edgesUpdatable
if (typeof opts.nodesConnectable !== 'undefined') state.nodesConnectable = opts.nodesConnectable
if (typeof opts.nodesDraggable !== 'undefined') state.nodesDraggable = opts.nodesDraggable
if (typeof opts.arrowHeadColor !== 'undefined') state.arrowHeadColor = opts.arrowHeadColor
if (typeof opts.markerEndId !== 'undefined') state.markerEndId = opts.markerEndId
if (typeof opts.deleteKeyCode !== 'undefined') state.deleteKeyCode = opts.deleteKeyCode
if (typeof opts.selectionKeyCode !== 'undefined') state.selectionKeyCode = opts.selectionKeyCode
if (typeof opts.zoomActivationKeyCode !== 'undefined') state.zoomActivationKeyCode = opts.zoomActivationKeyCode
if (typeof opts.multiSelectionKeyCode !== 'undefined') state.multiSelectionKeyCode = opts.multiSelectionKeyCode
if (typeof opts.snapToGrid !== 'undefined') state.snapToGrid = opts.snapToGrid
if (typeof opts.snapGrid !== 'undefined') state.snapGrid = opts.snapGrid
if (typeof opts.nodeExtent !== 'undefined') state.nodeExtent = opts.nodeExtent
if (!state.isReady)
until(() => state.d3Zoom)
.not.toBeUndefined()
.then(() => {
if (typeof opts.maxZoom !== 'undefined') setMaxZoom(opts.maxZoom)
if (typeof opts.minZoom !== 'undefined') setMinZoom(opts.minZoom)
if (typeof opts.translateExtent !== 'undefined') setTranslateExtent(opts.translateExtent)
})
else {
if (typeof opts.maxZoom !== 'undefined') setMaxZoom(opts.maxZoom)
if (typeof opts.minZoom !== 'undefined') setMinZoom(opts.minZoom)
if (typeof opts.translateExtent !== 'undefined') setTranslateExtent(opts.translateExtent)
}
}
return {
setElements,
setNodes,
setEdges,
setUserSelection,
updateUserSelection,
unsetUserSelection,
addSelectedElements,
initD3Zoom,
setMinZoom,
setMaxZoom,
setTranslateExtent,
resetSelectedElements,
unsetNodesSelection,
updateSize,
setConnectionNodeId,
setInteractive,
setState,
}
}