BPM：增加流程表达式的管理

src/api/bpm/processExpression/index.ts

+import request from '@/config/axios'
+
+// BPM 流程表达式 VO
+export interface ProcessExpressionVO {
+  id: number // 编号
+  name: string // 表达式名字
+  status: number // 表达式状态
+  expression: string // 表达式
+}
+
+// BPM 流程表达式 API
+export const ProcessExpressionApi = {
+  // 查询BPM 流程表达式分页
+  getProcessExpressionPage: async (params: any) => {
+    return await request.get({ url: `/bpm/process-expression/page`, params })
+  },
+
+  // 查询BPM 流程表达式详情
+  getProcessExpression: async (id: number) => {
+    return await request.get({ url: `/bpm/process-expression/get?id=` + id })
+  },
+
+  // 新增BPM 流程表达式
+  createProcessExpression: async (data: ProcessExpressionVO) => {
+    return await request.post({ url: `/bpm/process-expression/create`, data })
+  },
+
+  // 修改BPM 流程表达式
+  updateProcessExpression: async (data: ProcessExpressionVO) => {
+    return await request.put({ url: `/bpm/process-expression/update`, data })
+  },
+
+  // 删除BPM 流程表达式
+  deleteProcessExpression: async (id: number) => {
+    return await request.delete({ url: `/bpm/process-expression/delete?id=` + id })
+  },
+
+  // 导出BPM 流程表达式 Excel
+  exportProcessExpression: async (params) => {
+    return await request.download({ url: `/bpm/process-expression/export-excel`, params })
+  }
+}
\ No newline at end of file

src/components/bpmnProcessDesigner/package/penal/listeners/ElementListeners.vue

@@ -250,7 +250,7 @@
   </div>
   </div>
 
 
   <!-- 选择弹窗 -->
   <!-- 选择弹窗 -->
-  <ProcessListenerDialog ref="processListenerDialogRef" @select="selectListener" />
+  <ProcessListenerDialog ref="processListenerDialogRef" @select="selectProcessListener" />
 </template>
 </template>
 <script lang="ts" setup>
 <script lang="ts" setup>
 import { ElMessageBox } from 'element-plus'
 import { ElMessageBox } from 'element-plus'
@@ -417,7 +417,7 @@ const processListenerDialogRef = ref()
 const openProcessListenerDialog = async () => {
 const openProcessListenerDialog = async () => {
   processListenerDialogRef.value.open('execution')
   processListenerDialogRef.value.open('execution')
 }
 }
-const selectListener = (listener) => {
+const selectProcessListener = (listener) => {
   const listenerForm = initListenerForm2(listener)
   const listenerForm = initListenerForm2(listener)
   const listenerObject = createListenerObject(listenerForm, false, prefix)
   const listenerObject = createListenerObject(listenerForm, false, prefix)
   bpmnElementListeners.value.push(listenerObject)
   bpmnElementListeners.value.push(listenerObject)

src/components/bpmnProcessDesigner/package/penal/listeners/ProcessListenerDialog.vue

@@ -9,11 +9,6 @@
             <dict-tag :type="DICT_TYPE.BPM_PROCESS_LISTENER_TYPE" :value="scope.row.type" />
             <dict-tag :type="DICT_TYPE.BPM_PROCESS_LISTENER_TYPE" :value="scope.row.type" />
           </template>
           </template>
         </el-table-column>
         </el-table-column>
-        <el-table-column label="状态" align="center" prop="status">
-          <template #default="scope">
-            <dict-tag :type="DICT_TYPE.COMMON_STATUS" :value="scope.row.status" />
-          </template>
-        </el-table-column>
         <el-table-column label="事件" align="center" prop="event" />
         <el-table-column label="事件" align="center" prop="event" />
         <el-table-column label="值类型" align="center" prop="valueType">
         <el-table-column label="值类型" align="center" prop="valueType">
           <template #default="scope">
           <template #default="scope">

src/components/bpmnProcessDesigner/package/penal/listeners/UserTaskListeners.vue

@@ -295,7 +295,7 @@
   </div>
   </div>
 
 
   <!-- 选择弹窗 -->
   <!-- 选择弹窗 -->
-  <ProcessListenerDialog ref="processListenerDialogRef" @select="selectListener" />
+  <ProcessListenerDialog ref="processListenerDialogRef" @select="selectProcessListener" />
 </template>
 </template>
 <script lang="ts" setup>
 <script lang="ts" setup>
 import { ElMessageBox } from 'element-plus'
 import { ElMessageBox } from 'element-plus'
@@ -460,7 +460,7 @@ const processListenerDialogRef = ref()
 const openProcessListenerDialog = async () => {
 const openProcessListenerDialog = async () => {
   processListenerDialogRef.value.open('task')
   processListenerDialogRef.value.open('task')
 }
 }
-const selectListener = (listener) => {
+const selectProcessListener = (listener) => {
   const listenerForm = initListenerForm2(listener)
   const listenerForm = initListenerForm2(listener)
   const listenerObject = createListenerObject(listenerForm, true, prefix)
   const listenerObject = createListenerObject(listenerForm, true, prefix)
   bpmnElementListeners.value.push(listenerObject)
   bpmnElementListeners.value.push(listenerObject)

src/components/bpmnProcessDesigner/package/penal/task/task-components/ProcessExpressionDialog.vue

+<!-- 表达式选择 -->
+<template>
+  <Dialog title="请选择表达式" v-model="dialogVisible" width="1024px">
+    <ContentWrap>
+      <el-table v-loading="loading" :data="list" :stripe="true" :show-overflow-tooltip="true">
+        <el-table-column label="名字" align="center" prop="name" />
+        <el-table-column label="表达式" align="center" prop="expression" />
+        <el-table-column label="操作" align="center">
+          <template #default="scope">
+            <el-button link type="primary" @click="select(scope.row)"> 选择 </el-button>
+          </template>
+        </el-table-column>
+      </el-table>
+      <!-- 分页 -->
+      <Pagination
+        :total="total"
+        v-model:page="queryParams.pageNo"
+        v-model:limit="queryParams.pageSize"
+        @pagination="getList"
+      />
+    </ContentWrap>
+  </Dialog>
+</template>
+<script setup lang="ts">
+import { CommonStatusEnum } from '@/utils/constants'
+import { ProcessExpressionApi, ProcessExpressionVO } from '@/api/bpm/processExpression'
+
+/** BPM 流程 表单 */
+defineOptions({ name: 'ProcessExpressionDialog' })
+
+const { t } = useI18n() // 国际化
+const message = useMessage() // 消息弹窗
+
+const dialogVisible = ref(false) // 弹窗的是否展示
+const loading = ref(true) // 列表的加载中
+const list = ref<ProcessExpressionVO[]>([]) // 列表的数据
+const total = ref(0) // 列表的总页数
+const queryParams = reactive({
+  pageNo: 1,
+  pageSize: 10,
+  type: undefined,
+  status: CommonStatusEnum.ENABLE
+})
+
+/** 打开弹窗 */
+const open = async (type: string) => {
+  dialogVisible.value = true
+  loading.value = true
+  try {
+    queryParams.pageNo = 1
+    queryParams.type = type
+    const data = await ProcessExpressionApi.getProcessExpressionPage(queryParams)
+    list.value = data.list
+    total.value = data.total
+  } finally {
+    loading.value = false
+  }
+}
+defineExpose({ open }) // 提供 open 方法，用于打开弹窗
+
+/** 提交表单 */
+const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
+const select = async (row) => {
+  dialogVisible.value = false
+  // 发送操作成功的事件
+  emit('select', row)
+}
+</script>

src/components/bpmnProcessDesigner/package/penal/task/task-components/UserTask.vue

@@ -5,7 +5,7 @@
         v-model="userTaskForm.candidateStrategy"
         v-model="userTaskForm.candidateStrategy"
         clearable
         clearable
         style="width: 100%"
         style="width: 100%"
-        @change="changecandidateStrategy"
+        @change="changeCandidateStrategy"
       >
       >
         <el-option
         <el-option
           v-for="dict in getIntDictOptions(DICT_TYPE.BPM_TASK_CANDIDATE_STRATEGY)"
           v-for="dict in getIntDictOptions(DICT_TYPE.BPM_TASK_CANDIDATE_STRATEGY)"
@@ -114,9 +114,14 @@
         type="textarea"
         type="textarea"
         v-model="userTaskForm.candidateParam[0]"
         v-model="userTaskForm.candidateParam[0]"
         clearable
         clearable
-        style="width: 100%"
+        style="width: 72%"
         @change="updateElementTask"
         @change="updateElementTask"
       />
       />
+      <el-button class="ml-5px" size="small" type="success" @click="openProcessExpressionDialog"
+        >选择表达式</el-button
+      >
+      <!-- 选择弹窗 -->
+      <ProcessExpressionDialog ref="processExpressionDialogRef" @select="selectProcessExpression" />
     </el-form-item>
     </el-form-item>
   </el-form>
   </el-form>
 </template>
 </template>
@@ -129,6 +134,7 @@ import * as DeptApi from '@/api/system/dept'
 import * as PostApi from '@/api/system/post'
 import * as PostApi from '@/api/system/post'
 import * as UserApi from '@/api/system/user'
 import * as UserApi from '@/api/system/user'
 import * as UserGroupApi from '@/api/bpm/userGroup'
 import * as UserGroupApi from '@/api/bpm/userGroup'
+import ProcessExpressionDialog from './ProcessExpressionDialog.vue'
 
 
 defineOptions({ name: 'UserTask' })
 defineOptions({ name: 'UserTask' })
 const props = defineProps({
 const props = defineProps({
@@ -173,7 +179,7 @@ const resetTaskForm = () => {
 }
 }
 
 
 /** 更新 candidateStrategy 字段时，需要清空 candidateParam，并触发 bpmn 图更新 */
 /** 更新 candidateStrategy 字段时，需要清空 candidateParam，并触发 bpmn 图更新 */
-const changecandidateStrategy = () => {
+const changeCandidateStrategy = () => {
   userTaskForm.value.candidateParam = []
   userTaskForm.value.candidateParam = []
   updateElementTask()
   updateElementTask()
 }
 }
@@ -186,6 +192,15 @@ const updateElementTask = () => {
   })
   })
 }
 }
 
 
+// 打开监听器弹窗
+const processExpressionDialogRef = ref()
+const openProcessExpressionDialog = async () => {
+  processExpressionDialogRef.value.open()
+}
+const selectProcessExpression = (expression) => {
+  userTaskForm.value.candidateParam = [expression.expression]
+}
+
 watch(
 watch(
   () => props.id,
   () => props.id,
   () => {
   () => {

src/views/bpm/processExpression/ProcessExpressionForm.vue

+<template>
+  <Dialog :title="dialogTitle" v-model="dialogVisible">
+    <el-form
+      ref="formRef"
+      :model="formData"
+      :rules="formRules"
+      label-width="100px"
+      v-loading="formLoading"
+    >
+      <el-form-item label="名字" prop="name">
+        <el-input v-model="formData.name" placeholder="请输入名字" />
+      </el-form-item>
+      <el-form-item label="状态" prop="status">
+        <el-radio-group v-model="formData.status">
+          <el-radio
+            v-for="dict in getIntDictOptions(DICT_TYPE.COMMON_STATUS)"
+            :key="dict.value"
+            :label="dict.value"
+          >
+            {{ dict.label }}
+          </el-radio>
+        </el-radio-group>
+      </el-form-item>
+      <el-form-item label="表达式" prop="expression">
+        <el-input type="textarea" v-model="formData.expression" placeholder="请输入表达式" />
+      </el-form-item>
+    </el-form>
+    <template #footer>
+      <el-button @click="submitForm" type="primary" :disabled="formLoading">确 定</el-button>
+      <el-button @click="dialogVisible = false">取 消</el-button>
+    </template>
+  </Dialog>
+</template>
+<script setup lang="ts">
+import { getIntDictOptions, DICT_TYPE } from '@/utils/dict'
+import { ProcessExpressionApi, ProcessExpressionVO } from '@/api/bpm/processExpression'
+import { CommonStatusEnum } from '@/utils/constants'
+
+/** BPM 流程 表单 */
+defineOptions({ name: 'ProcessExpressionForm' })
+
+const { t } = useI18n() // 国际化
+const message = useMessage() // 消息弹窗
+
+const dialogVisible = ref(false) // 弹窗的是否展示
+const dialogTitle = ref('') // 弹窗的标题
+const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
+const formType = ref('') // 表单的类型：create - 新增；update - 修改
+const formData = ref({
+  id: undefined,
+  name: undefined,
+  status: undefined,
+  expression: undefined
+})
+const formRules = reactive({
+  name: [{ required: true, message: '名字不能为空', trigger: 'blur' }],
+  status: [{ required: true, message: '状态不能为空', trigger: 'blur' }],
+  expression: [{ required: true, message: '表达式不能为空', trigger: 'blur' }]
+})
+const formRef = ref() // 表单 Ref
+
+/** 打开弹窗 */
+const open = async (type: string, id?: number) => {
+  dialogVisible.value = true
+  dialogTitle.value = t('action.' + type)
+  formType.value = type
+  resetForm()
+  // 修改时，设置数据
+  if (id) {
+    formLoading.value = true
+    try {
+      formData.value = await ProcessExpressionApi.getProcessExpression(id)
+    } finally {
+      formLoading.value = false
+    }
+  }
+}
+defineExpose({ open }) // 提供 open 方法，用于打开弹窗
+
+/** 提交表单 */
+const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
+const submitForm = async () => {
+  // 校验表单
+  await formRef.value.validate()
+  // 提交请求
+  formLoading.value = true
+  try {
+    const data = formData.value as unknown as ProcessExpressionVO
+    if (formType.value === 'create') {
+      await ProcessExpressionApi.createProcessExpression(data)
+      message.success(t('common.createSuccess'))
+    } else {
+      await ProcessExpressionApi.updateProcessExpression(data)
+      message.success(t('common.updateSuccess'))
+    }
+    dialogVisible.value = false
+    // 发送操作成功的事件
+    emit('success')
+  } finally {
+    formLoading.value = false
+  }
+}
+
+/** 重置表单 */
+const resetForm = () => {
+  formData.value = {
+    id: undefined,
+    name: undefined,
+    status: CommonStatusEnum.ENABLE,
+    expression: undefined
+  }
+  formRef.value?.resetFields()
+}
+</script>

src/views/bpm/processExpression/index.vue

+<template>
+  <ContentWrap>
+    <!-- 搜索工作栏 -->
+    <el-form
+      class="-mb-15px"
+      :model="queryParams"
+      ref="queryFormRef"
+      :inline="true"
+      label-width="68px"
+    >
+      <el-form-item label="名字" prop="name">
+        <el-input
+          v-model="queryParams.name"
+          placeholder="请输入名字"
+          clearable
+          @keyup.enter="handleQuery"
+          class="!w-240px"
+        />
+      </el-form-item>
+      <el-form-item label="状态" prop="status">
+        <el-select v-model="queryParams.status" placeholder="请选择状态" clearable class="!w-240px">
+          <el-option
+            v-for="dict in getIntDictOptions(DICT_TYPE.COMMON_STATUS)"
+            :key="dict.value"
+            :label="dict.label"
+            :value="dict.value"
+          />
+        </el-select>
+      </el-form-item>
+      <el-form-item label="创建时间" prop="createTime">
+        <el-date-picker
+          v-model="queryParams.createTime"
+          value-format="YYYY-MM-DD HH:mm:ss"
+          type="daterange"
+          start-placeholder="开始日期"
+          end-placeholder="结束日期"
+          :default-time="[new Date('1 00:00:00'), new Date('1 23:59:59')]"
+          class="!w-240px"
+        />
+      </el-form-item>
+      <el-form-item>
+        <el-button @click="handleQuery"><Icon icon="ep:search" class="mr-5px" /> 搜索</el-button>
+        <el-button @click="resetQuery"><Icon icon="ep:refresh" class="mr-5px" /> 重置</el-button>
+        <el-button
+          type="primary"
+          plain
+          @click="openForm('create')"
+          v-hasPermi="['bpm:process-expression:create']"
+        >
+          <Icon icon="ep:plus" class="mr-5px" /> 新增
+        </el-button>
+      </el-form-item>
+    </el-form>
+  </ContentWrap>
+
+  <!-- 列表 -->
+  <ContentWrap>
+    <el-table v-loading="loading" :data="list" :stripe="true" :show-overflow-tooltip="true">
+      <el-table-column label="编号" align="center" prop="id" />
+      <el-table-column label="名字" align="center" prop="name" />
+      <el-table-column label="状态" align="center" prop="status">
+        <template #default="scope">
+          <dict-tag :type="DICT_TYPE.COMMON_STATUS" :value="scope.row.status" />
+        </template>
+      </el-table-column>
+      <el-table-column label="表达式" align="center" prop="expression" />
+      <el-table-column
+        label="创建时间"
+        align="center"
+        prop="createTime"
+        :formatter="dateFormatter"
+        width="180px"
+      />
+      <el-table-column label="操作" align="center">
+        <template #default="scope">
+          <el-button
+            link
+            type="primary"
+            @click="openForm('update', scope.row.id)"
+            v-hasPermi="['bpm:process-expression:update']"
+          >
+            编辑
+          </el-button>
+          <el-button
+            link
+            type="danger"
+            @click="handleDelete(scope.row.id)"
+            v-hasPermi="['bpm:process-expression:delete']"
+          >
+            删除
+          </el-button>
+        </template>
+      </el-table-column>
+    </el-table>
+    <!-- 分页 -->
+    <Pagination
+      :total="total"
+      v-model:page="queryParams.pageNo"
+      v-model:limit="queryParams.pageSize"
+      @pagination="getList"
+    />
+  </ContentWrap>
+
+  <!-- 表单弹窗：添加/修改 -->
+  <ProcessExpressionForm ref="formRef" @success="getList" />
+</template>
+
+<script setup lang="ts">
+import { getIntDictOptions, DICT_TYPE } from '@/utils/dict'
+import { dateFormatter } from '@/utils/formatTime'
+import { ProcessExpressionApi, ProcessExpressionVO } from '@/api/bpm/processExpression'
+import ProcessExpressionForm from './ProcessExpressionForm.vue'
+
+/** BPM 流程表达式列表 */
+defineOptions({ name: 'BpmProcessExpression' })
+
+const message = useMessage() // 消息弹窗
+const { t } = useI18n() // 国际化
+
+const loading = ref(true) // 列表的加载中
+const list = ref<ProcessExpressionVO[]>([]) // 列表的数据
+const total = ref(0) // 列表的总页数
+const queryParams = reactive({
+  pageNo: 1,
+  pageSize: 10,
+  name: undefined,
+  status: undefined,
+  createTime: []
+})
+const queryFormRef = ref() // 搜索的表单
+const exportLoading = ref(false) // 导出的加载中
+
+/** 查询列表 */
+const getList = async () => {
+  loading.value = true
+  try {
+    const data = await ProcessExpressionApi.getProcessExpressionPage(queryParams)
+    list.value = data.list
+    total.value = data.total
+  } finally {
+    loading.value = false
+  }
+}
+
+/** 搜索按钮操作 */
+const handleQuery = () => {
+  queryParams.pageNo = 1
+  getList()
+}
+
+/** 重置按钮操作 */
+const resetQuery = () => {
+  queryFormRef.value.resetFields()
+  handleQuery()
+}
+
+/** 添加/修改操作 */
+const formRef = ref()
+const openForm = (type: string, id?: number) => {
+  formRef.value.open(type, id)
+}
+
+/** 删除按钮操作 */
+const handleDelete = async (id: number) => {
+  try {
+    // 删除的二次确认
+    await message.delConfirm()
+    // 发起删除
+    await ProcessExpressionApi.deleteProcessExpression(id)
+    message.success(t('common.delSuccess'))
+    // 刷新列表
+    await getList()
+  } catch {}
+}
+
+/** 初始化 **/
+onMounted(() => {
+  getList()
+})
+</script>