【功能新增】 仿钉钉流程模型增加浏览模式

src/views/bpm/processInstance/detail/ProcessInstanceSimpleViewer.vue

@@ -0,0 +1,160 @@
+<template>
+  <el-card v-loading="loading" class="box-card">
+    <SimpleProcessViewer :flow-node="simpleModel" />
+  </el-card>
+</template>
+<script lang="ts" setup>
+import { propTypes } from '@/utils/propTypes'
+import { TaskStatusEnum } from '@/api/bpm/task'
+import { BpmProcessInstanceStatus } from '@/utils/constants'
+import { SimpleFlowNode, NodeType } from '@/components/SimpleProcessDesignerV2/src/consts'
+import { SimpleProcessViewer } from '@/components/SimpleProcessDesignerV2/src/'
+import * as ProcessInstanceApi from '@/api/bpm/processInstance'
+
+defineOptions({ name: 'BpmProcessInstanceSimpleViewer' })
+
+const props = defineProps({
+  loading: propTypes.bool.def(false), // 是否加载中
+  id: propTypes.string // 流程实例的编号
+})
+
+// const view = ref({
+//   simpleModel: undefined
+// }) // simple 模型数据
+
+const simpleModel = ref()
+
+/** 只有 loading 完成时，才去加载流程列表 */
+watch(
+  () => props.loading,
+  async (value) => {
+    if (value && props.id) {
+      const modelView = await ProcessInstanceApi.getProcessInstanceBpmnModelView(props.id)
+      if (modelView) {
+        // 已经拒绝的活动节点编号集合，只包括 UserTask
+        const rejectedTaskActivityIds: string[] = modelView.rejectedTaskActivityIds
+        // 进行中的活动节点编号集合， 只包括 UserTask
+        const unfinishedTaskActivityIds: string[] = modelView.unfinishedTaskActivityIds
+        // 已经完成的活动节点编号集合， 包括 UserTask、Gateway 等
+        const finishedActivityIds: string[] = modelView.finishedTaskActivityIds
+        // 已经完成的连线节点编号集合，只包括 SequenceFlow
+        const finishedSequenceFlowActivityIds: string[] = modelView.finishedSequenceFlowActivityIds
+        setSimpleModelNodeTaskStatus(
+          modelView.simpleModel,
+          modelView.processInstance.status,
+          rejectedTaskActivityIds,
+          unfinishedTaskActivityIds,
+          finishedActivityIds,
+          finishedSequenceFlowActivityIds
+        )
+        console.log("modelView.simpleModel==>", modelView.simpleModel)
+        simpleModel.value = modelView.simpleModel
+      }
+    }
+  }
+)
+
+const setSimpleModelNodeTaskStatus = (
+  simpleModel: SimpleFlowNode | undefined,
+  processStatus: number,
+  rejectedTaskActivityIds: string[],
+  unfinishedTaskActivityIds: string[],
+  finishedActivityIds: string[],
+  finishedSequenceFlowActivityIds: string[],
+  
+) => {
+  if (!simpleModel) {
+    return
+  }
+  // 结束节点
+  if (simpleModel.type === NodeType.END_EVENT_NODE) {
+    if (finishedActivityIds.includes(simpleModel.id)) {
+      simpleModel.activityStatus = processStatus
+    } else {
+      simpleModel.activityStatus = TaskStatusEnum.NOT_START
+    }
+    return
+  }
+  
+  // 审批节点
+  if (
+    simpleModel.type === NodeType.START_USER_NODE ||
+    simpleModel.type === NodeType.USER_TASK_NODE
+  ) {
+    simpleModel.activityStatus = TaskStatusEnum.NOT_START
+    if (rejectedTaskActivityIds.includes(simpleModel.id)) {
+      simpleModel.activityStatus = TaskStatusEnum.REJECT
+    } else if(unfinishedTaskActivityIds.includes(simpleModel.id)) {
+      simpleModel.activityStatus = TaskStatusEnum.RUNNING
+    } else if (finishedActivityIds.includes(simpleModel.id)) {
+      simpleModel.activityStatus = TaskStatusEnum.APPROVE
+    }
+    // TODO 是不是还缺一个 cancel 的状态
+  }
+
+  // 抄送节点
+  if (simpleModel.type === NodeType.COPY_TASK_NODE) {
+    // 抄送节点 只有通过和未执行状态
+    if (finishedActivityIds.includes(simpleModel.id)) {
+      simpleModel.activityStatus = TaskStatusEnum.APPROVE
+    } else {
+      simpleModel.activityStatus = TaskStatusEnum.NOT_START
+    }
+  }
+  // 条件节点 对应 SequenceFlow
+  if (simpleModel.type === NodeType.CONDITION_NODE) {
+    // 条件节点。只有通过和未执行状态
+    if (finishedSequenceFlowActivityIds.includes(simpleModel.id)) {
+      simpleModel.activityStatus = TaskStatusEnum.APPROVE
+    } else {
+      simpleModel.activityStatus = TaskStatusEnum.NOT_START
+    }
+  }
+
+  // 网关节点
+  if (
+    simpleModel.type === NodeType.CONDITION_BRANCH_NODE ||
+    simpleModel.type === NodeType.PARALLEL_BRANCH_NODE ||
+    simpleModel.type === NodeType.INCLUSIVE_BRANCH_NODE
+  ) {
+    // 网关节点。只有通过和未执行状态
+    if (finishedActivityIds.includes(simpleModel.id)) {
+      simpleModel.activityStatus = TaskStatusEnum.APPROVE
+    } else {
+      simpleModel.activityStatus = TaskStatusEnum.NOT_START
+    }
+    simpleModel.conditionNodes?.forEach((node) => {
+      setSimpleModelNodeTaskStatus(
+        node,
+        processStatus,
+        rejectedTaskActivityIds,
+        unfinishedTaskActivityIds,
+        finishedActivityIds,
+        finishedSequenceFlowActivityIds
+      )
+    })
+  }
+
+  setSimpleModelNodeTaskStatus(
+    simpleModel.childNode,
+    processStatus,
+    rejectedTaskActivityIds,
+    unfinishedTaskActivityIds,
+    finishedActivityIds,
+    finishedSequenceFlowActivityIds
+  )
+}
+/** 监听 bpmnXml */
+// watch(
+//   () => props.bpmnXml,
+//   (value) => {
+//     view.value.bpmnXml = value
+//   }
+// )
+</script>
+<style>
+.box-card {
+  width: 100%;
+  margin-bottom: 20px;
+}
+</style>