765 lines
19 KiB
Vue
765 lines
19 KiB
Vue
<script setup>
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import RootNode from './nodes/RootNode.vue'
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import END from './nodes/ProcessEndNode.vue'
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import APPROVAL from './nodes/ApprovalNode.vue'
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import CcNode from './nodes/CcNode.vue'
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import ConcurrentNode from './nodes/ConcurrentNode.vue'
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import ConditionNode from './nodes/ConditionNode.vue'
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import EmptyNode from './nodes/EmptyNode.vue'
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import TriggerNode from './nodes/TriggerNode.vue'
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import MergeNode from './nodes/MergeNode.vue'
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import DelayNode from './nodes/DelayNode.vue'
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import AddBranchNode from './nodes/AddBranchNode.vue'
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import {debounce} from 'lodash'
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import {defineExpose, h, render, ref} from 'vue'
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import DefaultProps from "./DefaultNodeProps"
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import {ElMessage, ElMessageBox} from 'element-plus'
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import {useProcessStore} from '@/stores/processStore.js'
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const processStore = useProcessStore()
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const emit = defineEmits()
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const props = defineProps({
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mode: {
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type: String,
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default: 'design'
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},
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idName: {
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type: String,
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default: 'processTree'
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}
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})
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const valid = ref(true)
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let vNode = {}
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const init = () => {
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// console.log("sdsdsdsdsdsdsd",processStore.getProcess())
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processStore.init()
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initMapping(processStore.getProcess())
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// 定义类名(可忽略)
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let processTrees = getDomTree(h, "admin")
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vNode = []
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const dom = document.getElementById(props.idName);
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vNode = h('div', {class: {'_root': true}}, processTrees);
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render(vNode, dom)
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}
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// 初始化map集合,以便数据整理
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const initMapping = (node) => {
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node?.forEach(nodeItem => {
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processStore.nodeMap.set(nodeItem.id, nodeItem)
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processStore.parentMap.set(nodeItem.parentId, nodeItem)
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})
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}
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const initHeaderBgc = (node) => {
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if (node.props && props.mode === 'preview') {
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let headerBgc = '#ff943e'
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if (processStore.runningList.value?.includes(node.id)) {
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headerBgc = '#1e90ff'
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} else if (processStore.endList.value?.includes(node.id)) {
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headerBgc = '#20b2aa'
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} else if (processStore.noTakeList.value?.includes(node.id)) {
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headerBgc = '#909399'
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} else if (processStore.refuseList.value?.includes(node.id)) {
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headerBgc = '#f56c6c'
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} else if (processStore.passList.value?.includes(node.id)) {
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headerBgc = '#ff943e'
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}
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node.props.headerBgc = headerBgc
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}
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}
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// 获取demo的树形结构
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const getDomTree = (h, id) => {
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let node = processStore.parentMap.get(id)
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if (!(node && node.id)) {
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return []
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}
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initHeaderBgc(node)
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if (isPrimaryNode(node)) {
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//普通业务节点
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let childDoms = getDomTree(h, node.id)
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decodeAppendDom(h, node, childDoms)
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return [h('div', {'class': {'primary-node': true}}, childDoms)];
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} else if (isBranchNode(node)) {
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let index = 0;
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//遍历分支节点，包含并行及条件节点
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let branchItems = node.branchs.map(branchNode => {
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//处理每个分支内子节点
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toMapping(branchNode)
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let childDoms = getDomTree(h, branchNode.id)
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decodeAppendDom(h, branchNode, childDoms, {level: index + 1, size: node.branchs.length})
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//插入4条横线，遮挡掉条件节点左右半边线条
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insertCoverLine(h, index, childDoms, node.branchs)
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//遍历子分支尾部分支
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index++;
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return h('div', {'class': {'branch-node-item': true}}, childDoms);
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})
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//插入添加分支/条件的按钮
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branchItems.unshift(h('div', {'class': {'add-branch-btn': true}}, [
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h(AddBranchNode, {
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mode: props.mode,
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size: 'small', round: true,
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value: `添加${isConditionNodes(node) ? '条件' : '分支'}`,
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onAddBranch: () => addBranchNode(node),
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}, [])
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]));
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let bchDom = [h('div', {'class': {'branch-node': true}}, branchItems)]
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//继续遍历分支后的节点
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let afterChildDoms = getDomTree(h, node.id)
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return [h('div', {}, [bchDom, afterChildDoms])]
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} else if (isMergeNode(node)) {
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//空节点，存在于分支尾部
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let childDoms = getDomTree(h, node.id)
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decodeAppendDom(h, node, childDoms)
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return [h('div', {'class': {'empty-node': true}}, childDoms)];
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} else if (isEmptyNode(node)) {
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//空节点，存在于分支尾部
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let childDoms = getDomTree(h, node.id)
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decodeAppendDom(h, node, childDoms)
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return [h('div', {'class': {'empty-node': true}}, childDoms)];
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} else if (isEndNode(node)) {
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let childDoms = getDomTree(h, node.id)
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decodeAppendEndDom(h, node, childDoms)
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return [h('div', {class: 'process-end'}, childDoms)];
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}
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return []
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}
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const decodeAppendEndDom = (h, node, dom, props = {}) => {
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props.config = node
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dom.unshift(h(END, {
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id: node.id,
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key: node.id,
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}, []))
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}
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//解码渲染的时候插入dom到同级
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const decodeAppendDom = (h, node, dom, nodeProps = {}) => {
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nodeProps.config = node
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dom.unshift(h(getNodeType(node), {
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mode: props.mode,
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...nodeProps,
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id: node.id,
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key: node.id,
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//定义事件，插入节点，删除节点，选中节点，复制/移动
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'onInsertNode': type => insertNode(type, node),
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'onDelNode': () => delNode(node),
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'onSelected': () => selectNode(node),
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'onCopy': () => copyBranch(node),
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'onLeftMove': () => branchMove(node, -1),
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'onRightMove': () => branchMove(node, 1)
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}, []))
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}
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const getNodeType = (node) => {
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switch (node.type) {
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case "ROOT":
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return RootNode;
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case "APPROVAL":
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return APPROVAL;
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case "CC":
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return CcNode;
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case "CONDITION":
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return ConditionNode;
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case "CONCURRENT":
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return ConcurrentNode;
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case "DELAY":
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return DelayNode;
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case "MERGE":
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return MergeNode;
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case "EMPTY":
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return EmptyNode;
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case "TRIGGER":
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return TriggerNode;
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}
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}
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//id映射到map，用来向上遍历
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const toMapping = (node) => {
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if (node && node.id) {
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let newNode = {
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...node
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}
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newNode.children = []
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processStore.nodeMap.set(newNode.id, newNode)
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}
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}
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// 新增线条
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const insertCoverLine = (h, index, doms, branchs) => {
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if (index === 0) {
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//最左侧分支
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doms.unshift(h('div', {'class': {'line-top-left': true}}, []))
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doms.unshift(h('div', {'class': {'line-bot-left': true}}, []))
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}
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if (index === branchs.length - 1) {
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//最右侧分支
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doms.unshift(h('div', {'class': {'line-top-right': true}}, []))
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doms.unshift(h('div', {'class': {'line-bot-right': true}}, []))
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}
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}
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const copyBranch = (node) => {
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let parentNode = processStore.nodeMap.get(node.parentId)
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let branchNode = deepCopy(node)
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branchNode.name = branchNode.name + '-copy'
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forEachNode(parentNode, branchNode, (parent, node) => {
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node.id = getRandomId()
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node.parentId = parent.id
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})
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parentNode.branchs.splice(parentNode.branchs.indexOf(node), 0, branchNode)
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init()
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}
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//移动分支节点
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const branchMove = (node, offset) => {
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let parentNode = processStore.nodeMap.get(node.parentId)
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let index = parentNode.branchs.indexOf(node)
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let branch = parentNode.branchs[index + offset]
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parentNode.branchs[index + offset] = parentNode.branchs[index]
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parentNode.branchs[index] = branch
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init()
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}
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//判断是否为主要业务节点
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const isPrimaryNode = (node) => {
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return node &&
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(node.type === 'ROOT' || node.type === 'APPROVAL'
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|| node.type === 'CC' || node.type === 'DELAY'
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|| node.type === 'TRIGGER');
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}
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//是否为分支节点
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const isBranchNode = (node) => {
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return node && (node.type === 'CONDITIONS' || node.type === 'CONCURRENTS');
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}
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//是否为空节点
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const isEmptyNode = (node) => {
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return node && (node.type === 'EMPTY')
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}
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const isEndNode = (node) => {
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return node && (node.type === 'END')
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}
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//是否为空节点
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const isMergeNode = (node) => {
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return node && (node.type === 'MERGE')
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}
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//是分支节点
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const isConditionNodes = (node) => {
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return node.type === 'CONDITIONS';
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}
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const isConditionNode = (node) => {
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return node.type === 'CONDITION';
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}
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//是分支节点
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const isBranchSubNode = (node) => {
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return node && (node.type === 'CONDITION' || node.type === 'CONCURRENT');
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}
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//时候并行节点
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const isConcurrentNodes = (node) => {
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return node.type === 'CONCURRENTS'
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}
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//时候并行节点
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const isConcurrentNode = (node) => {
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return node.type === 'CONCURRENT'
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}
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//新增一个节点id
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const getRandomId = () => {
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let d = new Date().getTime()
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// x 是 0-9 或 a-f 范围内的一个32位十六进制数
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let id = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
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let r = (d + Math.random() * 16) % 16 | 0
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d = Math.floor(d / 16)
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return (c === 'x' ? r : (r & 0x3 | 0x8)).toString(16)
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})
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return 'node_' + id
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}
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//选中一个节点
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const selectNode = (node) => {
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processStore.setSelectedNode(node)
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if (!isConcurrentNode(node)) {
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emit('selectedNode', node)
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}
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}
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//处理节点插入逻辑
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const insertNode = debounce((type, parentNode) => {
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//插入新节点
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let id = getRandomId();
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updateParentId(id, parentNode.id)
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let children = {
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id: id,
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parentId: parentNode.id,
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type: type,
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}
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switch (type) {
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case 'APPROVAL':
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insertApprovalNode(children);
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break;
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case 'CC':
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insertCcNode(children);
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break;
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case 'DELAY':
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insertDelayNode(children);
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break;
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// case 'TRIGGER':
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// insertTriggerNode(children);
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// break;
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case 'CONDITIONS':
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insertConditionsNode(children);
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break;
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case 'CONCURRENTS':
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insertConcurrentsNode(children);
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break;
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default:
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break;
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}
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init()
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}, 100)
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/**
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* 更新父id
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* @param newId
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* @param oldId
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*/
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const updateParentId = (newId, oldId) => {
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processStore.getProcess().map(node => {
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if (node.parentId === oldId) {
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node.parentId = newId
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}
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})
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}
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/**
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* 审批人
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* @param parentNode
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*/
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const deepCopy = (obj) => {
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return JSON.parse(JSON.stringify(obj))
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}
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const insertApprovalNode = (parentNode) => {
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let node = {
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...parentNode,
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name: "审批人",
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props: deepCopy(DefaultProps.APPROVAL_PROPS)
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}
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processStore.addProcess(node)
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}
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/**
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* 抄送人
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* @param node
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*/
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const insertCcNode = (node) => {
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let newNode = {
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...node,
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name: "抄送人",
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props: deepCopy(DefaultProps.CC_PROPS)
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}
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processStore.addProcess(newNode)
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}
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/**
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* 延时处理
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* @param node
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*/
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const insertDelayNode = (node) => {
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let newNode = {
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...node,
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name: "延时处理",
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props: deepCopy(DefaultProps.DELAY_PROPS)
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}
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processStore.addProcess(newNode)
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}
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/**
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* 触发器
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* @param node
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*/
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const insertTriggerNode = (node) => {
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let newNode = {
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...node,
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name: "触发器",
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props: deepCopy(DefaultProps.TRIGGER_PROPS)
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}
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processStore.addProcess(newNode)
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}
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/**
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* 新增条件分支F
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* @param node
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*/
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const insertConditionsNode = (node) => {
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let newNode = {
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...node,
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name: "条件分支",
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branchs: [
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{
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id: getRandomId(),
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parentId: node.id,
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type: "CONDITION",
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props: deepCopy(DefaultProps.CONDITION_PROPS),
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name: "条件1",
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children: {}
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}, {
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id: getRandomId(),
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parentId: node.id,
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type: "CONDITION",
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props: deepCopy(DefaultProps.CONDITION_PROPS),
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name: "条件2",
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children: {}
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}
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]
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}
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processStore.addProcess(newNode)
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let emptyNode = {
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id: getRandomId(),
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parentId: node.id,
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type: "EMPTY"
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}
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updateParentId(emptyNode.id, newNode.id)
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processStore.addProcess(emptyNode)
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}
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/**
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* 新增同步运行节点
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* @param node
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*/
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const insertConcurrentsNode = (node) => {
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let newNode = {
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...node,
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name: "并行分支",
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branchs: [
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{
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id: getRandomId(),
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parentId: node.id,
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type: "CONCURRENT",
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props: deepCopy(DefaultProps.CONDITION_PROPS),
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name: "分支1",
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children: {}
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}, {
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id: getRandomId(),
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parentId: node.id,
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type: "CONCURRENT",
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props: deepCopy(DefaultProps.CONDITION_PROPS),
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name: "分支2",
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children: {}
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}
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]
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}
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processStore.addProcess(newNode)
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let emptyNode = {
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id: getRandomId(),
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parentId: node.id,
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type: "MERGE"
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}
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updateParentId(emptyNode.id, newNode.id)
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processStore.addProcess(emptyNode)
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}
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const addBranchNode = (node) => {
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if (node.branchs.length < 8) {
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node.branchs.push({
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id: getRandomId(),
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parentId: node.id,
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name: (isConditionNodes(node) ? '条件' : '分支') + (node.branchs.length + 1),
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props: isConditionNodes(node) ? deepCopy(DefaultProps.CONDITION_PROPS) : {},
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type: isConditionNodes(node) ? "CONDITION" : "CONCURRENT",
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children: {}
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})
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init()
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} else {
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ElMessage.warning("最多只能添加 8 项😥")
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}
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}
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//删除当前节点
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const delNode = debounce((node) => {
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//获取该节点的父节点
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let parentNode = processStore.nodeMap.get(node.parentId)
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if (parentNode) {
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if (isBranchNode(parentNode)) {
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delBranchNode(parentNode, node)
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} else {
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delNodeInDomChange(node.id, parentNode.id)
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}
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init()
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} else {
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ElMessage.warning("出现错误，找不到上级节点😥")
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}
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}, 100)
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/**
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* 从dom中删除
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* @param delId
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* @param parentId
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*/
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const delNodeInDomChange = (delId, parentId) => {
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updateParentId(parentId, delId)
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let delNode = processStore.nodeMap.get(delId)
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processStore.delProcess(delNode)
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init()
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}
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//删除分支
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const delBranchNode = (parentNode, node) => {
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let sunNode = processStore.parentMap.get(node.id)
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//判断当前节点下有没有字节点,有则需要提示
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if (sunNode) {
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ElMessageBox.confirm('当前分支下有子节点，是否继续?', '提示', {
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confirmButtonText: '确 定',
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cancelButtonText: '取 消',
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type: 'warning'
|
||
}).then(() => {
|
||
//确认后进行子节点的操作
|
||
delBranchSunNode(sunNode.id)
|
||
doDelBranchNode(parentNode, node)
|
||
})
|
||
} else {
|
||
// 没有直接开始删除
|
||
doDelBranchNode(parentNode, node)
|
||
}
|
||
}
|
||
|
||
|
||
//删除分支节点
|
||
const doDelBranchNode = (parentNode, node) => {
|
||
//判断当前分时是否为2
|
||
if (parentNode.branchs.length === 2) {
|
||
let nodeList = [...parentNode.branchs]
|
||
nodeList.splice(nodeList.indexOf(node), 1)
|
||
//查看另外一个分支上是否有节点
|
||
let sunNode = processStore.parentMap.get(nodeList[0].id)
|
||
//有则需要放到主分支上
|
||
if (sunNode) {
|
||
//更改分支上第一个节点的父id
|
||
updateParentId(parentNode.parentId, sunNode.parentId)
|
||
//找到最后一个节点
|
||
let lastNode = getLastBranchNode(sunNode.id)
|
||
let emptyNode = processStore.parentMap.get(parentNode.id)
|
||
//更新空节点下的第一个节点的id为当前分支最后一个节点
|
||
updateParentId(lastNode.id, emptyNode.id)
|
||
//删除分支的主节点
|
||
delNodeInDom(parentNode)
|
||
//删除分支的空节点
|
||
delNodeInDom(emptyNode)
|
||
} else {
|
||
//没有则直接删除
|
||
delEntireBranch(parentNode)
|
||
}
|
||
} else {
|
||
parentNode.branchs.splice(parentNode.branchs.indexOf(node), 1)
|
||
}
|
||
}
|
||
|
||
//获取最后一个节点
|
||
const getLastBranchNode = (id) => {
|
||
let node = processStore.parentMap.get(id)
|
||
if (node) {
|
||
return getLastBranchNode(node.id)
|
||
} else {
|
||
return processStore.nodeMap.get(id)
|
||
}
|
||
}
|
||
|
||
const delEntireBranch = (node) => {
|
||
//删除分支节点和空节点
|
||
let emptyNode = processStore.parentMap.get(node.id)
|
||
delNodeInDomChange(node.id, node.parentId)
|
||
delNodeInDomChange(emptyNode.id, emptyNode.parentId)
|
||
}
|
||
|
||
|
||
const delNodeInDom = (delNode) => {
|
||
processStore.delProcess(delNode)
|
||
init()
|
||
}
|
||
|
||
|
||
//删除分支的子节点
|
||
const delBranchSunNode = (id) => {
|
||
let node = processStore.parentMap.get(id)
|
||
delNodeInDomChange(id)
|
||
if (node) {
|
||
delBranchSunNode(node.id)
|
||
}
|
||
}
|
||
|
||
|
||
//给定一个起始节点，遍历内部所有节点
|
||
const forEachNode = (parent, node, callback) => {
|
||
if (isBranchNode(node)) {
|
||
callback(parent, node)
|
||
forEachNode(node, node.children, callback)
|
||
node.branchs.map(branchNode => {
|
||
callback(node, branchNode)
|
||
forEachNode(branchNode, branchNode.children, callback)
|
||
})
|
||
} else if (isPrimaryNode(node) || isEmptyNode(node) || isBranchSubNode(node)) {
|
||
callback(parent, node)
|
||
forEachNode(node, node.children, callback)
|
||
}
|
||
}
|
||
|
||
const validateProcess = () => {
|
||
valid.value = true
|
||
let err = []
|
||
validate(err, processStore.getProcess())
|
||
return err
|
||
}
|
||
|
||
const validateNode = (err, node, nodeMap) => {
|
||
let component = nodeMap.get(node.id)
|
||
if (component !== undefined) {
|
||
valid.value = component.exposed.validate(err)
|
||
}
|
||
}
|
||
|
||
const validateNodeList = ['APPROVAL', 'CC', 'CONDITION', 'DELAY', 'TRIGGER']
|
||
|
||
const analysisNode = (vNode, nodeMap) => {
|
||
let children = vNode.children
|
||
if (!children || children.length === 0) {
|
||
return
|
||
}
|
||
for (let child of children) {
|
||
let node = processStore.nodeMap.get(child.key)
|
||
if (node !== undefined && node && validateNodeList.includes(node.type)) {
|
||
nodeMap.set(node.id, child.component)
|
||
} else {
|
||
analysisNode(child, nodeMap)
|
||
}
|
||
}
|
||
}
|
||
|
||
//校验所有节点设置
|
||
const validate = (err, nodeList) => {
|
||
const nodeMap = new Map()
|
||
analysisNode(vNode, nodeMap)
|
||
nodeList.map(node => {
|
||
if (isPrimaryNode(node)) {
|
||
//校验条件节点
|
||
validateNode(err, node, nodeMap)
|
||
} else if (isBranchNode(node)) {
|
||
node.branchs.map(branchNode => {
|
||
//校验条件节点
|
||
validateNode(err, branchNode, nodeMap)
|
||
})
|
||
}
|
||
})
|
||
}
|
||
|
||
defineExpose({
|
||
init,
|
||
validateProcess
|
||
})
|
||
|
||
</script>
|
||
|
||
|
||
<style lang="scss">
|
||
._root {
|
||
margin: 0 auto;
|
||
}
|
||
|
||
.process-end {
|
||
width: 77px;
|
||
margin: 0 auto 20px auto;
|
||
border-radius: 15px;
|
||
text-align: center;
|
||
padding: 5px 10px;
|
||
font-size: small;
|
||
color: #747474;
|
||
background-color: #f2f2f2;
|
||
box-shadow: 0 0 10px 0 #bcbcbc;
|
||
}
|
||
|
||
|
||
.primary-node {
|
||
display: flex;
|
||
align-items: center;
|
||
flex-direction: column;
|
||
}
|
||
|
||
.branch-node {
|
||
display: flex;
|
||
justify-content: center;
|
||
position: relative;
|
||
//border-top: 2px solid #cccccc;
|
||
//border-bottom: 2px solid #cccccc;
|
||
}
|
||
|
||
.branch-node-item {
|
||
position: relative;
|
||
display: flex;
|
||
//background: #f5f6f6;
|
||
flex-direction: column;
|
||
align-items: center;
|
||
border-top: 2px solid #000000;
|
||
border-bottom: 2px solid #000000;
|
||
|
||
&:before {
|
||
content: "";
|
||
position: absolute;
|
||
top: 0;
|
||
left: calc(50% - 1px);
|
||
margin: auto;
|
||
width: 2px;
|
||
height: 100%;
|
||
background-color: #000000;
|
||
}
|
||
|
||
.line-top-left, .line-top-right, .line-bot-left, .line-bot-right {
|
||
position: absolute;
|
||
width: 50%;
|
||
height: 4px;
|
||
background-color: #fff;
|
||
}
|
||
|
||
.line-top-left {
|
||
top: -2px;
|
||
left: -1px;
|
||
}
|
||
|
||
.line-top-right {
|
||
top: -2px;
|
||
right: -1px;
|
||
}
|
||
|
||
.line-bot-left {
|
||
bottom: -2px;
|
||
left: -1px;
|
||
}
|
||
|
||
.line-bot-right {
|
||
bottom: -2px;
|
||
right: -1px;
|
||
}
|
||
}
|
||
|
||
.add-branch-btn {
|
||
position: absolute;
|
||
width: 80px;
|
||
|
||
.el-button {
|
||
border-color: #000000;
|
||
}
|
||
|
||
.add-branch-btn-el {
|
||
z-index: 999;
|
||
position: absolute;
|
||
top: -15px;
|
||
}
|
||
}
|
||
|
||
.empty-node {
|
||
display: flex;
|
||
justify-content: center;
|
||
flex-direction: column;
|
||
align-items: center;
|
||
}
|
||
</style>
|