61 lines
1.6 KiB
Vue
61 lines
1.6 KiB
Vue
<script lang="ts" setup>
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import { CSSProperties } from 'vue'
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import NodeA from './NodeA.vue'
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import NodeB from './NodeB.vue'
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import Flow, { Elements, Position, NodeType, Connection, Edge, addEdge } from '~/index'
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const initialElements: Elements = [
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{
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id: '1',
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sourcePosition: Position.Right,
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type: 'input',
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data: { label: 'Input' },
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position: { x: 0, y: 80 },
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},
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{
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id: '2',
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type: 'a',
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sourcePosition: Position.Right,
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targetPosition: Position.Left,
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data: { label: 'A Node' },
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position: { x: 250, y: 0 },
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},
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]
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const buttonStyle: CSSProperties = { position: 'absolute', right: 10, top: 30, zIndex: 4 }
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const nodeStyles: CSSProperties = { padding: '10px 15px', border: '1px solid #ddd' }
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type NodeTypesObject = {
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[key: string]: Record<string, NodeType>
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}
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const nodeTypesObjects: NodeTypesObject = {
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a: {
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a: NodeA as NodeType,
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},
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b: {
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b: NodeB as NodeType,
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},
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}
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const elements = ref(initialElements)
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const nodeTypesId = ref('a')
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const changeType = () => {
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const id = nodeTypesId.value === 'a' ? 'b' : 'a'
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elements.value[1].type = id
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nodeTypesId.value = id
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}
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const onConnect = (params: Connection | Edge) => (elements.value = addEdge(params, elements.value))
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</script>
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<template>
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<Flow :elements="elements" :node-types="nodeTypesObjects[nodeTypesId]" :node-types-id="nodeTypesId" @connect="onConnect">
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<template #node-a>
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<NodeA :node-styles="nodeStyles" />
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</template>
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<template #node-b>
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<NodeB :node-styles="nodeStyles" />
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</template>
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<button :style="buttonStyle" @click="changeType">change type</button>
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</Flow>
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</template>
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