<template>
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<el-form label-width="100px">
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<el-form-item label="规则类型" prop="candidateStrategy">
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<el-select
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v-model="userTaskForm.candidateStrategy"
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clearable
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style="width: 100%"
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@change="changeCandidateStrategy"
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>
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<el-option
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v-for="dict in getIntDictOptions(DICT_TYPE.BPM_TASK_CANDIDATE_STRATEGY)"
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:key="dict.value"
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:label="dict.label"
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:value="dict.value"
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/>
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</el-select>
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</el-form-item>
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<el-form-item
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v-if="userTaskForm.candidateStrategy == 10"
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label="指定角色"
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prop="candidateParam"
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>
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<el-select
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v-model="userTaskForm.candidateParam"
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clearable
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multiple
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style="width: 100%"
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@change="updateElementTask"
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>
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<el-option v-for="item in roleOptions" :key="item.id" :label="item.name" :value="item.id" />
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</el-select>
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</el-form-item>
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<el-form-item
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v-if="userTaskForm.candidateStrategy == 20 || userTaskForm.candidateStrategy == 21"
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label="指定部门"
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prop="candidateParam"
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span="24"
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>
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<el-tree-select
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ref="treeRef"
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v-model="userTaskForm.candidateParam"
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:data="deptTreeOptions"
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:props="defaultProps"
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empty-text="加载中，请稍后"
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multiple
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node-key="id"
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show-checkbox
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@change="updateElementTask"
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/>
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</el-form-item>
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<el-form-item
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v-if="userTaskForm.candidateStrategy == 22"
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label="指定岗位"
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prop="candidateParam"
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span="24"
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>
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<el-select
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v-model="userTaskForm.candidateParam"
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clearable
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multiple
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style="width: 100%"
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@change="updateElementTask"
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>
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<el-option v-for="item in postOptions" :key="item.id" :label="item.name" :value="item.id" />
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</el-select>
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</el-form-item>
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<el-form-item
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v-if="userTaskForm.candidateStrategy == 30"
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label="指定用户"
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prop="candidateParam"
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span="24"
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>
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<el-select
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v-model="userTaskForm.candidateParam"
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clearable
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multiple
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style="width: 100%"
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@change="updateElementTask"
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>
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<el-option
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v-for="item in userOptions"
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:key="item.id"
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:label="item.nickname"
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:value="item.id"
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/>
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</el-select>
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</el-form-item>
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<el-form-item
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v-if="userTaskForm.candidateStrategy === 40"
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label="指定用户组"
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prop="candidateParam"
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>
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<el-select
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v-model="userTaskForm.candidateParam"
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clearable
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multiple
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style="width: 100%"
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@change="updateElementTask"
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>
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<el-option
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v-for="item in userGroupOptions"
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:key="item.id"
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:label="item.name"
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:value="item.id"
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/>
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</el-select>
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</el-form-item>
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<el-form-item
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v-if="userTaskForm.candidateStrategy === 60"
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label="流程表达式"
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prop="candidateParam"
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>
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<el-input
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type="textarea"
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v-model="userTaskForm.candidateParam[0]"
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clearable
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style="width: 72%"
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@change="updateElementTask"
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/>
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<el-button class="ml-5px" size="small" type="success" @click="openProcessExpressionDialog"
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>选择表达式</el-button
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>
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<!-- 选择弹窗 -->
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<ProcessExpressionDialog ref="processExpressionDialogRef" @select="selectProcessExpression" />
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</el-form-item>
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</el-form>
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</template>
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<script lang="ts" setup>
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import { DICT_TYPE, getIntDictOptions } from '@/utils/dict'
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import { defaultProps, handleTree } from '@/utils/tree'
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import * as RoleApi from '@/api/system/role'
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import * as DeptApi from '@/api/system/dept'
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import * as PostApi from '@/api/system/post'
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import * as UserApi from '@/api/system/user'
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import * as UserGroupApi from '@/api/bpm/userGroup'
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import ProcessExpressionDialog from './ProcessExpressionDialog.vue'
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import { ProcessExpressionVO } from '@/api/bpm/processExpression'
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defineOptions({ name: 'UserTask' })
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const props = defineProps({
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id: String,
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type: String
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})
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const userTaskForm = ref({
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candidateStrategy: undefined, // 分配规则
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candidateParam: [] // 分配选项
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})
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const bpmnElement = ref()
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const bpmnInstances = () => (window as any)?.bpmnInstances
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const roleOptions = ref<RoleApi.RoleVO[]>([]) // 角色列表
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const deptTreeOptions = ref() // 部门树
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const postOptions = ref<PostApi.PostVO[]>([]) // 岗位列表
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const userOptions = ref<UserApi.UserVO[]>([]) // 用户列表
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const userGroupOptions = ref<UserGroupApi.UserGroupVO[]>([]) // 用户组列表
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const resetTaskForm = () => {
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const businessObject = bpmnElement.value.businessObject
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if (!businessObject) {
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return
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}
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if (businessObject.candidateStrategy != undefined) {
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userTaskForm.value.candidateStrategy = parseInt(businessObject.candidateStrategy) as any
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} else {
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userTaskForm.value.candidateStrategy = undefined
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}
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if (businessObject.candidateParam && businessObject.candidateParam.length > 0) {
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if (userTaskForm.value.candidateStrategy === 60) {
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// 特殊：流程表达式，只有一个 input 输入框
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userTaskForm.value.candidateParam = [businessObject.candidateParam]
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} else {
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userTaskForm.value.candidateParam = businessObject.candidateParam
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.split(',')
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.map((item) => +item)
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}
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} else {
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userTaskForm.value.candidateParam = []
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}
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}
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/** 更新 candidateStrategy 字段时，需要清空 candidateParam，并触发 bpmn 图更新 */
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const changeCandidateStrategy = () => {
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userTaskForm.value.candidateParam = []
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updateElementTask()
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}
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/** 选中某个 options 时候，更新 bpmn 图 */
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const updateElementTask = () => {
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bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
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candidateStrategy: userTaskForm.value.candidateStrategy,
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candidateParam: userTaskForm.value.candidateParam.join(',')
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})
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}
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// 打开监听器弹窗
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const processExpressionDialogRef = ref()
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const openProcessExpressionDialog = async () => {
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processExpressionDialogRef.value.open()
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}
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const selectProcessExpression = (expression: ProcessExpressionVO) => {
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userTaskForm.value.candidateParam = [expression.expression]
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updateElementTask()
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}
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watch(
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() => props.id,
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() => {
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bpmnElement.value = bpmnInstances().bpmnElement
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nextTick(() => {
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resetTaskForm()
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})
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},
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{ immediate: true }
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)
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onMounted(async () => {
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// 获得角色列表
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roleOptions.value = await RoleApi.getSimpleRoleList()
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// 获得部门列表
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const deptOptions = await DeptApi.getSimpleDeptList()
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deptTreeOptions.value = handleTree(deptOptions, 'id')
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// 获得岗位列表
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postOptions.value = await PostApi.getSimplePostList()
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// 获得用户列表
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userOptions.value = await UserApi.getSimpleUserList()
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// 获得用户组列表
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userGroupOptions.value = await UserGroupApi.getUserGroupSimpleList()
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})
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onBeforeUnmount(() => {
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bpmnElement.value = null
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})
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</script>
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