feat(bpm): 表单设计器 UserSelect/DeptSelect 支持默认选中当前用户/部门

1. UserSelect 新增 defaultCurrentUser 配置，默认选中当前登录用户
2. DeptSelect 新增 defaultCurrentDept 配置，默认选中当前用户所属部门
3. DeptSelect 改用 el-tree-select 实现树形层级显示
4. 支持单选/多选模式，预设值优先级高于默认值

src/components/FormCreate/src/components/DeptSelect.vue

@@ -0,0 +1,196 @@
+<!-- 部门选择器 - 树形结构显示 -->
+<template>
+  <el-tree-select
+    v-model="selectedValue"
+    class="w-1/1"
+    :data="deptTree"
+    :props="treeProps"
+    :multiple="multiple"
+    :disabled="disabled"
+    :placeholder="placeholder || '请选择部门'"
+    :check-strictly="true"
+    :filterable="true"
+    :filter-node-method="filterNode"
+    :clearable="true"
+    :render-after-expand="false"
+    node-key="id"
+    @change="handleChange"
+  />
+</template>
+
+<script lang="ts" setup>
+import { handleTree } from '@/utils/tree'
+import { getSimpleDeptList, type DeptVO } from '@/api/system/dept'
+import { useUserStoreWithOut } from '@/store/modules/user'
+
+defineOptions({ name: 'DeptSelect' })
+
+// 接受父组件参数
+interface Props {
+  modelValue?: number | string | number[] | string[]
+  multiple?: boolean
+  returnType?: 'id' | 'name'
+  defaultCurrentDept?: boolean
+  disabled?: boolean
+  placeholder?: string
+  formCreateInject?: any
+}
+
+const props = withDefaults(defineProps<Props>(), {
+  multiple: false,
+  returnType: 'id',
+  defaultCurrentDept: false,
+  disabled: false,
+  placeholder: ''
+})
+
+const emit = defineEmits<{
+  (e: 'update:modelValue', value: number | string | number[] | string[] | undefined): void
+}>()
+
+// 树形选择器配置
+const treeProps = {
+  label: 'name',
+  value: 'id',
+  children: 'children'
+}
+
+// 部门树形数据
+const deptTree = ref<any[]>([])
+// 原始部门列表（用于 returnType='name' 时查找名称）
+const deptList = ref<DeptVO[]>([])
+// 当前选中值
+const selectedValue = ref<number | string | number[] | string[] | undefined>()
+
+// 加载部门树形数据
+const loadDeptTree = async () => {
+  try {
+    const data = await getSimpleDeptList()
+    deptList.value = data
+    deptTree.value = handleTree(data)
+  } catch (error) {
+    console.warn('加载部门数据失败:', error)
+    deptTree.value = []
+  }
+}
+
+// 根据 ID 获取部门名称
+const getDeptNameById = (id: number): string | undefined => {
+  const dept = deptList.value.find((item) => item.id === id)
+  return dept?.name
+}
+
+// 根据名称获取部门 ID
+const getDeptIdByName = (name: string): number | undefined => {
+  const dept = deptList.value.find((item) => item.name === name)
+  return dept?.id
+}
+
+// 处理选中值变化
+const handleChange = (value: number | number[] | undefined) => {
+  if (value === undefined || value === null) {
+    emit('update:modelValue', props.multiple ? [] : undefined)
+    return
+  }
+
+  // 根据 returnType 决定返回值类型
+  if (props.returnType === 'name') {
+    if (props.multiple && Array.isArray(value)) {
+      const names = value.map((id) => getDeptNameById(id)).filter(Boolean) as string[]
+      emit('update:modelValue', names)
+    } else if (!props.multiple && typeof value === 'number') {
+      const name = getDeptNameById(value)
+      emit('update:modelValue', name)
+    }
+  } else {
+    emit('update:modelValue', value)
+  }
+}
+
+// 树节点过滤方法（支持搜索过滤）
+const filterNode = (value: string, data: any) => {
+  if (!value) return true
+  return data.name.includes(value)
+}
+
+// 监听 modelValue 变化，同步到内部选中值
+watch(
+  () => props.modelValue,
+  (newValue) => {
+    if (newValue === undefined || newValue === null) {
+      selectedValue.value = props.multiple ? [] : undefined
+      return
+    }
+
+    // 如果 returnType 是 'name'，需要将名称转换为 ID 用于树选择器显示
+    if (props.returnType === 'name') {
+      if (props.multiple && Array.isArray(newValue)) {
+        const ids = (newValue as string[])
+          .map((name) => getDeptIdByName(name))
+          .filter(Boolean) as number[]
+        selectedValue.value = ids
+      } else if (!props.multiple && typeof newValue === 'string') {
+        const id = getDeptIdByName(newValue)
+        selectedValue.value = id
+      }
+    } else {
+      selectedValue.value = newValue as number | number[]
+    }
+  },
+  { immediate: true }
+)
+
+// 检查是否有有效的预设值
+const hasValidPresetValue = (): boolean => {
+  const value = props.modelValue
+  if (value === undefined || value === null || value === '') {
+    return false
+  }
+  if (Array.isArray(value)) {
+    return value.length > 0
+  }
+  return true
+}
+
+// 设置默认值（当前用户部门）
+const setDefaultValue = () => {
+  console.log('[DeptSelect] setDefaultValue called, defaultCurrentDept:', props.defaultCurrentDept)
+  
+  // 仅当 defaultCurrentDept 为 true 时处理
+  if (!props.defaultCurrentDept) {
+    console.log('[DeptSelect] defaultCurrentDept is false, skip')
+    return
+  }
+  
+  // 检查是否已有预设值（预设值优先级高于默认当前部门）
+  if (hasValidPresetValue()) {
+    console.log('[DeptSelect] has preset value, skip:', props.modelValue)
+    return
+  }
+  
+  // 获取当前用户的部门 ID
+  const userStore = useUserStoreWithOut()
+  const user = userStore.getUser
+  const deptId = user?.deptId
+  
+  console.log('[DeptSelect] current user:', user, 'deptId:', deptId)
+  
+  // 处理 deptId 为空或 0 的边界情况
+  if (!deptId || deptId === 0) {
+    console.log('[DeptSelect] deptId is invalid, skip')
+    return
+  }
+  
+  // 根据多选模式决定默认值格式
+  const defaultValue = props.multiple ? [deptId] : deptId
+  console.log('[DeptSelect] setting default value:', defaultValue)
+  emit('update:modelValue', defaultValue)
+}
+
+// 组件挂载时加载数据并设置默认值
+onMounted(async () => {
+  await loadDeptTree()
+  // 数据加载完成后设置默认值
+  setDefaultValue()
+})
+</script>

src/components/FormCreate/src/components/useApiSelect.tsx

@@ -2,6 +2,7 @@ import request from '@/config/axios'
 import { isEmpty } from '@/utils/is'
 import { ApiSelectProps } from '@/components/FormCreate/src/type'
 import { jsonParse } from '@/utils'
+import { useUserStoreWithOut } from '@/store/modules/user'
 
 export const useApiSelect = (option: ApiSelectProps) => {
   return defineComponent({
@@ -61,13 +62,62 @@ export const useApiSelect = (option: ApiSelectProps) => {
       returnType: {
         type: String,
         default: 'id'
+      },
+      // 是否默认选中当前用户（仅 UserSelect 使用）
+      defaultCurrentUser: {
+        type: Boolean,
+        default: false
       }
     },
-    setup(props) {
+    setup(props, { emit }) {
       const attrs = useAttrs()
       const options = ref<any[]>([]) // 下拉数据
       const loading = ref(false) // 是否正在从远程获取数据
       const queryParam = ref<any>() // 当前输入的值
+
+      // 检查是否有有效的预设值
+      const hasValidPresetValue = (): boolean => {
+        const value = attrs.modelValue
+        if (value === undefined || value === null || value === '') {
+          return false
+        }
+        if (Array.isArray(value)) {
+          return value.length > 0
+        }
+        return true
+      }
+
+      // 设置默认当前用户（仅当 defaultCurrentUser 为 true 且无预设值时）
+      const setDefaultCurrentUser = () => {
+        console.log('[UserSelect] setDefaultCurrentUser called, defaultCurrentUser:', props.defaultCurrentUser)
+        
+        // 仅当组件名为 UserSelect 且 defaultCurrentUser 为 true 时处理
+        if (option.name !== 'UserSelect' || !props.defaultCurrentUser) {
+          console.log('[UserSelect] skip - not UserSelect or defaultCurrentUser is false')
+          return
+        }
+        
+        // 检查是否已有预设值（预设值优先级高于默认当前用户）
+        if (hasValidPresetValue()) {
+          console.log('[UserSelect] has preset value, skip:', attrs.modelValue)
+          return
+        }
+        
+        // 获取当前用户 ID
+        const userStore = useUserStoreWithOut()
+        const user = userStore.getUser
+        const currentUserId = user?.id
+        
+        console.log('[UserSelect] current user:', user, 'userId:', currentUserId)
+        
+        if (currentUserId) {
+          // 根据多选/单选模式设置默认值
+          const defaultValue = props.multiple ? [currentUserId] : currentUserId
+          console.log('[UserSelect] setting default value:', defaultValue)
+          emit('update:modelValue', defaultValue)
+        }
+      }
+
       const getOptions = async () => {
         options.value = []
         // 接口选择器
@@ -188,6 +238,8 @@ export const useApiSelect = (option: ApiSelectProps) => {
 
       onMounted(async () => {
         await getOptions()
+        // 设置默认当前用户（在数据加载完成后）
+        setDefaultCurrentUser()
       })
 
       const buildSelect = () => {

src/components/FormCreate/src/config/useSelectRule.ts

@@ -19,13 +19,24 @@ export const useSelectRule = (option: SelectRuleOption) => {
     name,
     event: option.event,
     rule() {
-      return {
+      // 构建基础规则
+      const baseRule: any = {
         type: name,
         field: generateUUID(),
         title: label,
         info: '',
         $required: false
       }
+      // 将自定义 props 的默认值添加到 rule 的 props 中
+      if (option.props && option.props.length > 0) {
+        baseRule.props = {}
+        option.props.forEach((prop: any) => {
+          if (prop.field && prop.value !== undefined) {
+            baseRule.props[prop.field] = prop.value
+          }
+        })
+      }
+      return baseRule
     },
     props(_, { t }) {
       if (!option.props) {

src/components/FormCreate/src/useFormCreateDesigner.ts

@@ -52,7 +52,15 @@ export const useFormCreateDesigner = async (designer: Ref) => {
   const userSelectRule = useSelectRule({
     name: 'UserSelect',
     label: '用户选择器',
-    icon: 'icon-user-o'
+    icon: 'icon-user-o',
+    props: [
+      {
+        type: 'switch',
+        field: 'defaultCurrentUser',
+        title: '默认选中当前用户',
+        value: true
+      }
+    ]
   })
   const deptSelectRule = useSelectRule({
     name: 'DeptSelect',
@@ -68,6 +76,12 @@ export const useFormCreateDesigner = async (designer: Ref) => {
           { label: '部门编号', value: 'id' },
           { label: '部门名称', value: 'name' }
         ]
+      },
+      {
+        type: 'switch',
+        field: 'defaultCurrentDept',
+        title: '默认选中当前部门',
+        value: true
       }
     ]
   })

src/plugins/formCreate/index.ts

@@ -68,6 +68,7 @@ import { UploadFile, UploadImg, UploadImgs } from '@/components/UploadFile'
 import { useApiSelect } from '@/components/FormCreate'
 import { Editor } from '@/components/Editor'
 import DictSelect from '@/components/FormCreate/src/components/DictSelect.vue'
+import DeptSelect from '@/components/FormCreate/src/components/DeptSelect.vue'
 
 const UserSelect = useApiSelect({
   name: 'UserSelect',
@@ -75,12 +76,6 @@ const UserSelect = useApiSelect({
   valueField: 'id',
   url: '/system/user/simple-list'
 })
-const DeptSelect = useApiSelect({
-  name: 'DeptSelect',
-  labelField: 'name',
-  valueField: 'id',
-  url: '/system/dept/simple-list'
-})
 const ApiSelect = useApiSelect({
   name: 'ApiSelect'
 })