<template>
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<el-form label-width="120px">
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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, index) in CANDIDATE_STRATEGY"
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:key="index"
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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 == CandidateStrategy.ROLE"
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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="
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userTaskForm.candidateStrategy == CandidateStrategy.DEPT_MEMBER ||
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userTaskForm.candidateStrategy == CandidateStrategy.DEPT_LEADER ||
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userTaskForm.candidateStrategy == CandidateStrategy.MULTI_LEVEL_DEPT_LEADER
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"
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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 == CandidateStrategy.POST"
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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 == CandidateStrategy.USER"
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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 === CandidateStrategy.USER_GROUP"
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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 === CandidateStrategy.FORM_USER"
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label="表单内用户字段"
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prop="formUser"
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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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style="width: 100%"
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@change="handleFormUserChange"
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>
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<el-option
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v-for="(item, idx) in userFieldOnFormOptions"
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:key="idx"
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:label="item.title"
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:value="item.field"
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:disabled="!item.required"
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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 === CandidateStrategy.FORM_DEPT_LEADER"
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label="表单内部门字段"
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prop="formDept"
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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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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, idx) in deptFieldOnFormOptions"
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:key="idx"
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:label="item.title"
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:value="item.field"
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:disabled="!item.required"
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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="
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userTaskForm.candidateStrategy == CandidateStrategy.MULTI_LEVEL_DEPT_LEADER ||
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userTaskForm.candidateStrategy == CandidateStrategy.START_USER_DEPT_LEADER ||
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userTaskForm.candidateStrategy == CandidateStrategy.START_USER_MULTI_LEVEL_DEPT_LEADER ||
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userTaskForm.candidateStrategy == CandidateStrategy.FORM_DEPT_LEADER
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"
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:label="deptLevelLabel!"
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prop="deptLevel"
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span="24"
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>
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<el-select v-model="deptLevel" clearable @change="updateElementTask">
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<el-option
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v-for="(item, index) in MULTI_LEVEL_DEPT"
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:key="index"
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:label="item.label"
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:value="item.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 === CandidateStrategy.EXPRESSION"
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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: 100%"
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@change="updateElementTask"
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/>
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<XButton
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class="!w-1/1 mt-5px"
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type="success"
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preIcon="ep:select"
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title="选择表达式"
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size="small"
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@click="openProcessExpressionDialog"
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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 {
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CANDIDATE_STRATEGY,
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CandidateStrategy,
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FieldPermissionType,
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MULTI_LEVEL_DEPT
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} from '@/components/SimpleProcessDesignerV2/src/consts'
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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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import { useFormFieldsPermission } from '@/components/SimpleProcessDesignerV2/src/node'
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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 prefix = inject('prefix')
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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 { formFieldOptions } = useFormFieldsPermission(FieldPermissionType.READ)
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// 表单内用户字段选项, 必须是必填和用户选择器
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const userFieldOnFormOptions = computed(() => {
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return formFieldOptions.filter((item) => item.type === 'UserSelect')
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})
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// 表单内部门字段选项, 必须是必填和部门选择器
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const deptFieldOnFormOptions = computed(() => {
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return formFieldOptions.filter((item) => item.type === 'DeptSelect')
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})
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const deptLevel = ref(1)
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const deptLevelLabel = computed(() => {
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let label = '部门负责人来源'
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if (userTaskForm.value.candidateStrategy == CandidateStrategy.MULTI_LEVEL_DEPT_LEADER) {
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label = label + '(指定部门向上)'
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} else if (userTaskForm.value.candidateStrategy == CandidateStrategy.FORM_DEPT_LEADER) {
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label = label + '(表单内部门向上)'
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} else {
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label = label + '(发起人部门向上)'
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}
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return label
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})
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const otherExtensions = ref()
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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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const extensionElements =
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businessObject?.extensionElements ??
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bpmnInstances().moddle.create('bpmn:ExtensionElements', { values: [] })
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userTaskForm.value.candidateStrategy = extensionElements.values?.filter(
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(ex) => ex.$type === `${prefix}:CandidateStrategy`
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)?.[0]?.value
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const candidateParamStr = extensionElements.values?.filter(
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(ex) => ex.$type === `${prefix}:CandidateParam`
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)?.[0]?.value
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if (candidateParamStr && candidateParamStr.length > 0) {
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if (userTaskForm.value.candidateStrategy === CandidateStrategy.EXPRESSION) {
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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 = [candidateParamStr]
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} else if (userTaskForm.value.candidateStrategy == CandidateStrategy.MULTI_LEVEL_DEPT_LEADER) {
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// 特殊：多级不部门负责人，需要通过'|'分割
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userTaskForm.value.candidateParam = candidateParamStr
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.split('|')[0]
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.split(',')
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.map((item) => {
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// 如果数字超出了最大安全整数范围，则将其作为字符串处理
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let num = Number(item)
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return num > Number.MAX_SAFE_INTEGER || num < -Number.MAX_SAFE_INTEGER ? item : num
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})
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deptLevel.value = +candidateParamStr.split('|')[1]
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} else if (
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userTaskForm.value.candidateStrategy == CandidateStrategy.START_USER_DEPT_LEADER ||
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userTaskForm.value.candidateStrategy == CandidateStrategy.START_USER_MULTI_LEVEL_DEPT_LEADER
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) {
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userTaskForm.value.candidateParam = +candidateParamStr
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deptLevel.value = +candidateParamStr
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} else if (userTaskForm.value.candidateStrategy == CandidateStrategy.FORM_DEPT_LEADER) {
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userTaskForm.value.candidateParam = candidateParamStr.split('|')[0]
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deptLevel.value = +candidateParamStr.split('|')[1]
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} else {
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userTaskForm.value.candidateParam = candidateParamStr.split(',').map((item) => {
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// 如果数字超出了最大安全整数范围，则将其作为字符串处理
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let num = Number(item)
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return num > Number.MAX_SAFE_INTEGER || num < -Number.MAX_SAFE_INTEGER ? item : num
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})
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}
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} else {
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userTaskForm.value.candidateParam = []
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}
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otherExtensions.value =
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extensionElements.values?.filter(
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(ex) => ex.$type !== `${prefix}:CandidateStrategy` && ex.$type !== `${prefix}:CandidateParam`
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) ?? []
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// 改用通过extensionElements来存储数据
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return
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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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deptLevel.value = 1
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if (userTaskForm.value.candidateStrategy === CandidateStrategy.FORM_USER) {
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// 特殊处理表单内用户字段，当只有发起人选项时应选中发起人
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if (!userFieldOnFormOptions.value || userFieldOnFormOptions.value.length <= 1) {
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userTaskForm.value.candidateStrategy = CandidateStrategy.START_USER
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}
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}
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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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let candidateParam =
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userTaskForm.value.candidateParam instanceof Array
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? userTaskForm.value.candidateParam.join(',')
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: userTaskForm.value.candidateParam
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// 特殊处理多级部门情况
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if (
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userTaskForm.value.candidateStrategy == CandidateStrategy.MULTI_LEVEL_DEPT_LEADER ||
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userTaskForm.value.candidateStrategy == CandidateStrategy.FORM_DEPT_LEADER
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) {
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candidateParam += '|' + deptLevel.value
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}
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// 特殊处理发起人部门负责人、发起人连续部门负责人
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if (
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userTaskForm.value.candidateStrategy == CandidateStrategy.START_USER_DEPT_LEADER ||
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userTaskForm.value.candidateStrategy == CandidateStrategy.START_USER_MULTI_LEVEL_DEPT_LEADER
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) {
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candidateParam = deptLevel.value + ''
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}
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const extensions = bpmnInstances().moddle.create('bpmn:ExtensionElements', {
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values: [
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...otherExtensions.value,
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bpmnInstances().moddle.create(`${prefix}:CandidateStrategy`, {
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value: userTaskForm.value.candidateStrategy
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}),
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bpmnInstances().moddle.create(`${prefix}:CandidateParam`, {
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value: candidateParam
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})
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]
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})
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bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
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extensionElements: extensions
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})
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// 改用通过extensionElements来存储数据
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return
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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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const handleFormUserChange = (e) => {
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if (e === 'PROCESS_START_USER_ID') {
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userTaskForm.value.candidateParam = []
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userTaskForm.value.candidateStrategy = CandidateStrategy.START_USER
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}
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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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