70 lines
1.8 KiB
Vue
70 lines
1.8 KiB
Vue
<script setup>
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import { ref } from 'vue'
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import { VueFlow, useVueFlow } from '@vue-flow/core'
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import { Background } from '@vue-flow/background'
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import { useDialog } from './useDialog'
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import Dialog from './Dialog.vue'
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const { onConnect, addEdges, onNodesChange, onEdgesChange, applyNodeChanges, applyEdgeChanges } = useVueFlow()
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const dialog = useDialog()
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const nodes = ref([
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{ id: '1', type: 'input', label: 'Node 1', position: { x: 250, y: 5 }, class: 'light' },
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{ id: '2', label: 'Node 2', position: { x: 100, y: 100 }, class: 'light' },
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{ id: '3', label: 'Node 3', position: { x: 400, y: 100 }, class: 'light' },
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{ id: '4', label: 'Node 4', position: { x: 400, y: 200 }, class: 'light' },
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])
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const edges = ref([
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{ id: 'e1-2', source: '1', target: '2', animated: true },
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{ id: 'e1-3', source: '1', target: '3' },
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])
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onConnect(addEdges)
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onNodesChange(async (changes) => {
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const nextChanges = []
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for (const change of changes) {
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if (change.type === 'remove') {
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const isConfirmed = await dialog.confirm(`Do you really want to delete this node: ${change.id}?`)
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if (isConfirmed) {
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nextChanges.push(change)
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}
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} else {
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nextChanges.push(change)
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}
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}
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applyNodeChanges(nextChanges)
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})
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onEdgesChange(async (changes) => {
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const nextChanges = []
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for (const change of changes) {
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if (change.type === 'remove') {
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const isConfirmed = await dialog.confirm(`Do you really want to delete this edge: ${change.id}?`)
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if (isConfirmed) {
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nextChanges.push(change)
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}
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} else {
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nextChanges.push(change)
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}
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}
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applyEdgeChanges(nextChanges)
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})
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</script>
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<template>
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<VueFlow :nodes="nodes" :edges="edges" :apply-default="false" fit-view-on-init class="vue-flow-basic-example">
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<Background />
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<Dialog />
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</VueFlow>
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</template>
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