feat: 实现默认审批人和抄送人功能

- 后端新增 getDefaultApprovers 接口，从审批流程配置中获取默认审批人和抄送人
- 前端申请页面加载时自动获取并显示默认审批人和抄送人
- 添加默认审批流程配置：1个审批人(闫继光) + 2个抄送人(孟启、程丽敏)
- 移除后端 support 目录下的自定义 Db 和 Model 类，使用 Webman 官方实现
- 前端选择页面优化：优先从 sessionStorage 恢复，否则加载后端默认配置

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend/app/controller/BusinessTripController.php

@@ -205,4 +205,19 @@ class BusinessTripController extends BaseController
             return $this->error($e->getMessage());
         }
     }
+
+    /**
+     * 获取默认审批人和抄送人
+     */
+    public function getDefaultApprovers(Request $request): Response
+    {
+        $userId = $this->getUserId($request);
+
+        try {
+            $result = $this->service->getDefaultApprovers($userId);
+            return $this->success($result);
+        } catch (\Exception $e) {
+            return $this->error($e->getMessage());
+        }
+    }
 }

backend/app/service/BusinessTripService.php

@@ -457,4 +457,71 @@ class BusinessTripService
             return $businessTrip->fresh(['itineraries', 'approvalOrder']);
         });
     }
+
+    /**
+     * 获取默认审批人和抄送人
+     * 从审批流程配置表中获取
+     */
+    public function getDefaultApprovers(int $userId): array
+    {
+        // 获取出差审批流程
+        $flow = ApprovalFlow::where('business_type', 'business_trip')
+            ->where('status', 1)
+            ->first();
+
+        if (!$flow) {
+            return [
+                'approvers' => [],
+                'cc_users' => [],
+            ];
+        }
+
+        // 获取流程节点
+        $nodes = ApprovalNode::where('flow_id', $flow->id)
+            ->orderBy('order')
+            ->get();
+
+        $approvers = [];
+        $ccUsers = [];
+
+        foreach ($nodes as $node) {
+            $nodeApprovers = $node->approvers ?? [];
+
+            if (empty($nodeApprovers)) {
+                continue;
+            }
+
+            // 根据节点类型获取用户信息
+            $users = User::whereIn('id', $nodeApprovers)
+                ->where('status', 1)
+                ->get();
+
+            $userList = [];
+            foreach ($nodeApprovers as $userId) {
+                $user = $users->firstWhere('id', $userId);
+                if ($user) {
+                    $userList[] = [
+                        'id' => $user->id,
+                        'name' => $user->name,
+                        'avatar' => $user->avatar,
+                        'position' => $user->position,
+                    ];
+                }
+            }
+
+            // 审批节点（approver, and_approve, or_approve）作为审批人
+            if ($node->isApprovalNode()) {
+                $approvers = array_merge($approvers, $userList);
+            }
+            // 通知节点（notify）作为抄送人
+            elseif ($node->type === ApprovalNode::TYPE_NOTIFY) {
+                $ccUsers = array_merge($ccUsers, $userList);
+            }
+        }
+
+        return [
+            'approvers' => $approvers,
+            'cc_users' => $ccUsers,
+        ];
+    }
 }

backend/config/route.php

@@ -34,6 +34,7 @@ Route::group('/api/v1/approval', function () {
 Route::group('/api/v1/business-trip', function () {
     Route::get('/list', [app\controller\BusinessTripController::class, 'list']);
     Route::get('/detail/{id}', [app\controller\BusinessTripController::class, 'detail']);
+    Route::get('/default-approvers', [app\controller\BusinessTripController::class, 'getDefaultApprovers']);
     Route::post('/create', [app\controller\BusinessTripController::class, 'create']);
     Route::post('/update/{id}', [app\controller\BusinessTripController::class, 'update']);
     Route::post('/submit/{id}', [app\controller\BusinessTripController::class, 'submit']);

backend/database/migrations/009_add_default_approval_nodes.sql

@@ -0,0 +1,24 @@
+-- 添加默认出差审批流程节点
+-- 1个审批人 + 2个抄送人
+
+USE xserver;
+
+-- 清空 business_trip 流程的现有节点
+DELETE FROM approval_node WHERE flow_id = 2;
+
+-- 添加审批节点（用户ID 2: 闫继光）
+INSERT INTO approval_node (flow_id, type, name, `order`, approvers) VALUES
+(2, "approver", "主管审批", 1, '[2]');
+
+-- 添加抄送节点（用户ID 3: 孟启, 5: 程丽敏）
+INSERT INTO approval_node (flow_id, type, name, `order`, approvers) VALUES
+(2, "notify", "抄送人-孟启", 2, '[3]'),
+(2, "notify", "抄送人-程丽敏", 3, '[5]');
+
+-- 验证结果
+SELECT "=== 默认审批流程节点 ===" AS "";
+SELECT an.id, an.type, an.name, an.`order`, an.approvers, u.name AS approver_name
+FROM approval_node an
+LEFT JOIN users u ON JSON_CONTAINS(an.approvers, CAST(u.id AS JSON))
+WHERE an.flow_id = 2
+ORDER BY an.`order`;

backend/support/Bootstrap.php

@@ -1,16 +0,0 @@
-<?php
-
-namespace support;
-
-use Webman\App;
-use Workerman\Worker;
-
-class Bootstrap
-{
-    public static function start(?Worker $worker): void
-    {
-        // 应用启动时的初始化
-        error_reporting(E_ALL);
-        ini_set('display_errors', 'on');
-    }
-}

backend/support/Db.php

@@ -1,77 +0,0 @@
-<?php
-
-namespace support;
-
-use Illuminate\Database\Capsule\Manager as Capsule;
-
-class Db
-{
-    /**
-     * @var Capsule
-     */
-    protected static $capsule = null;
-
-    /**
-     * 初始化
-     */
-    public static function init(): void
-    {
-        if (self::$capsule !== null) {
-            return;
-        }
-
-        $config = config('database');
-        $connections = $config['connections'] ?? [];
-
-        self::$capsule = new Capsule();
-
-        foreach ($connections as $name => $connection) {
-            self::$capsule->addConnection($connection, $name);
-        }
-
-        self::$capsule->setAsGlobal();
-        self::$capsule->bootEloquent();
-
-        if ($default = $config['default'] ?? null) {
-            self::$capsule->getDatabaseManager()->setDefaultConnection($default);
-        }
-    }
-
-    /**
-     * 获取连接
-     */
-    public static function connection(?string $name = null): \Illuminate\Database\Connection
-    {
-        if (self::$capsule === null) {
-            self::init();
-        }
-        return self::$capsule->connection($name);
-    }
-
-    /**
-     * 获取表查询构造器
-     */
-    public static function table(string $table, ?string $connection = null): \Illuminate\Database\Query\Builder
-    {
-        return self::connection($connection)->table($table);
-    }
-
-    /**
-     * 原始SQL表达式
-     */
-    public static function raw(string $value): \Illuminate\Database\Query\Expression
-    {
-        return self::connection()->raw($value);
-    }
-
-    /**
-     * 获取 Capsule 实例
-     */
-    public static function getCapsule(): Capsule
-    {
-        if (self::$capsule === null) {
-            self::init();
-        }
-        return self::$capsule;
-    }
-}

backend/support/Model.php

@@ -1,16 +0,0 @@
-<?php
-
-namespace support;
-
-use Illuminate\Database\Eloquent\Model as EloquentModel;
-
-class Model extends EloquentModel
-{
-    /**
-     * 获取数据库连接
-     */
-    public function getConnection()
-    {
-        return Db::connection($this->getConnectionName());
-    }
-}

frontend/src/pages/business-trip/apply.tsx

@@ -4,7 +4,8 @@ import { useTranslation } from 'react-i18next'
 import { DatePicker, Input, Toast, Dialog, TextArea, Selector } from 'antd-mobile'
 import { AddOutline, DeleteOutline } from 'antd-mobile-icons'
 import dayjs from 'dayjs'
-import { businessTripApi } from '../../services/api'
+import { businessTripApi, userApi } from '../../services/api'
+import { useUserStore } from '@/stores/user'
 import styles from './apply.module.css'
 
 interface ItineraryItem {
@@ -64,6 +65,7 @@ export default function BusinessTripApply() {
   ])
   const [approvers, setApprovers] = useState<ApproverItem[]>([])
   const [ccUsers, setCcUsers] = useState<ApproverItem[]>([])
+  const [defaultLoaded, setDefaultLoaded] = useState(false)
 
   // 手动保存草稿的函数
   const saveDraft = () => {
@@ -84,6 +86,40 @@ export default function BusinessTripApply() {
   // 使用 ref 来跟踪是否已经恢复过草稿
   const hasRestoredRef = useRef(false)
 
+  // 加载默认审批人和抄送人（仅在首次加载且没有草稿数据时）
+  useEffect(() => {
+    const loadDefaultApprovers = async () => {
+      // 如果已经有存储的草稿数据，不加载默认值
+      if (sessionStorage.getItem('businessTripDraft')) {
+        return
+      }
+      // 如果已经从选择页面返回，不加载默认值
+      if (location.state?.fromSelection) {
+        return
+      }
+      // 如果已经有存储的人员数据，不加载默认值
+      if (sessionStorage.getItem('selectedApprovers') || sessionStorage.getItem('selectedCc')) {
+        return
+      }
+
+      try {
+        const defaultData = await businessTripApi.getDefaultApprovers()
+        if (defaultData.approvers && defaultData.approvers.length > 0) {
+          setApprovers(defaultData.approvers)
+          sessionStorage.setItem('selectedApprovers', JSON.stringify(defaultData.approvers))
+        }
+        if (defaultData.cc_users && defaultData.cc_users.length > 0) {
+          setCcUsers(defaultData.cc_users)
+          sessionStorage.setItem('selectedCc', JSON.stringify(defaultData.cc_users))
+        }
+      } catch (error) {
+        console.error('Failed to load default approvers:', error)
+      }
+    }
+
+    loadDefaultApprovers()
+  }, [])
+
   // 处理从选择页面返回的数据和草稿恢复
   useEffect(() => {
     const fromSelection = location.state?.fromSelection

frontend/src/pages/business-trip/select-approver.tsx

@@ -3,7 +3,7 @@ import { useNavigate, useLocation } from 'react-router-dom'
 import { useTranslation } from 'react-i18next'
 import { NavBar, SearchBar, Button, Toast, Empty } from 'antd-mobile'
 import { CheckOutline } from 'antd-mobile-icons'
-import { userApi } from '../../services/api'
+import { userApi, businessTripApi } from '../../services/api'
 import styles from './select-approver.module.css'
 
 interface UserItem {
@@ -34,16 +34,45 @@ export default function SelectUserPage() {
   const state = location.state as LocationState
 
   const [searchValue, setSearchValue] = useState('')
-  // 只从 sessionStorage 获取对应类型的数据
+  const [selectedUsers, setSelectedUsers] = useState<UserItem[]>([])
-  const getInitialSelected = () => {
-    const data = sessionStorage.getItem('selectedApprovers')
-    return data ? JSON.parse(data) : []
-  }
-  const [selectedUsers, setSelectedUsers] = useState<UserItem[]>(getInitialSelected())
   const [allUsers, setAllUsers] = useState<UserItem[]>([])
   const [loading, setLoading] = useState(false)
   const [hasMore, setHasMore] = useState(true)
   const [page, setPage] = useState(1)
+  const [defaultLoaded, setDefaultLoaded] = useState(false)
+
+  // 获取初始选中的用户（从 sessionStorage 或后端默认配置）
+  const loadInitialSelected = async () => {
+    const type = location.state?.type || 'approver'
+    const storageKey = type === 'approver' ? 'selectedApprovers' : 'selectedCc'
+
+    // 先尝试从 sessionStorage 获取
+    const storedData = sessionStorage.getItem(storageKey)
+    if (storedData) {
+      try {
+        const parsed = JSON.parse(storedData)
+        if (parsed.length > 0) {
+          setSelectedUsers(parsed)
+          return
+        }
+      } catch (e) {
+        console.error('Failed to parse stored data:', e)
+      }
+    }
+
+    // 如果没有存储的数据，从后端获取默认配置
+    try {
+      const defaultData = await businessTripApi.getDefaultApprovers()
+      const defaultUsers = type === 'approver'
+        ? (defaultData.approvers || [])
+        : (defaultData.cc_users || [])
+      setSelectedUsers(defaultUsers)
+    } catch (error: any) {
+      console.error('Failed to load default approvers:', error)
+      // 获取失败时设置为空数组
+      setSelectedUsers([])
+    }
+  }
 
   // 加载用户列表
   const loadUsers = async (pageNum: number = 1, isRefresh: boolean = false) => {
@@ -89,6 +118,7 @@ export default function SelectUserPage() {
   // 初始加载
   useEffect(() => {
     loadUsers(1, true)
+    loadInitialSelected()
   }, [])
 
   const isUserSelected = (userId: number) => {

frontend/src/services/api.ts

@@ -72,6 +72,9 @@ export const businessTripApi = {
 
   getDetail: (id: number) => api.get(`/business-trip/detail/${id}`),
 
+  // 获取默认审批人和抄送人
+  getDefaultApprovers: () => api.get('/business-trip/default-approvers'),
+
   create: (data: any) => api.post('/business-trip/create', data),
 
   update: (id: number, data: any) =>