refactor: 使用官方support\Db和support\Model

- 创建 support/Db.php 和 support/Model.php
- 在 bootstrap.php 中自动初始化数据库
- 移除 app/util/Db.php
- 更新所有模型和控制器使用官方类

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

backend/app/controller/AuthController.php

@@ -4,7 +4,6 @@ namespace app\controller;
 
 use app\service\FeishuService;
 use app\util\JwtUtil;
-use app\util\Db;
 use app\model\User;
 use app\model\Company;
 use Webman\Http\Request;
@@ -12,11 +11,6 @@ use Webman\Http\Response;
 
 class AuthController extends BaseController
 {
-    public function __construct()
-    {
-        Db::init();
-    }
-
     /**
      * 用户登录
      */

backend/app/model/ApprovalFlow.php

@@ -2,7 +2,7 @@
 
 namespace app\model;
 
-use Illuminate\Database\Eloquent\Model;
+use support\Model;
 
 class ApprovalFlow extends Model
 {

backend/app/model/ApprovalNode.php

@@ -2,7 +2,7 @@
 
 namespace app\model;
 
-use Illuminate\Database\Eloquent\Model;
+use support\Model;
 
 class ApprovalNode extends Model
 {

backend/app/model/ApprovalOrder.php

@@ -2,7 +2,7 @@
 
 namespace app\model;
 
-use Illuminate\Database\Eloquent\Model;
+use support\Model;
 
 class ApprovalOrder extends Model
 {

backend/app/model/ApprovalRecord.php

@@ -2,7 +2,7 @@
 
 namespace app\model;
 
-use Illuminate\Database\Eloquent\Model;
+use support\Model;
 
 class ApprovalRecord extends Model
 {

backend/app/model/BusinessTrip.php

@@ -2,7 +2,7 @@
 
 namespace app\model;
 
-use Illuminate\Database\Eloquent\Model;
+use support\Model;
 
 class BusinessTrip extends Model
 {

backend/app/model/BusinessTripItinerary.php

@@ -2,7 +2,7 @@
 
 namespace app\model;
 
-use Illuminate\Database\Eloquent\Model;
+use support\Model;
 
 class BusinessTripItinerary extends Model
 {

backend/app/model/Company.php

@@ -2,7 +2,7 @@
 
 namespace app\model;
 
-use Illuminate\Database\Eloquent\Model;
+use support\Model;
 
 class Company extends Model
 {

backend/app/model/CompanyFeishuApp.php

@@ -2,7 +2,7 @@
 
 namespace app\model;
 
-use Illuminate\Database\Eloquent\Model;
+use support\Model;
 
 class CompanyFeishuApp extends Model
 {

backend/app/model/User.php

@@ -2,7 +2,7 @@
 
 namespace app\model;
 
-use Illuminate\Database\Eloquent\Model;
+use support\Model;
 
 class User extends Model
 {

backend/app/service/ApprovalService.php

@@ -7,7 +7,7 @@ use app\model\ApprovalNode;
 use app\model\ApprovalOrder;
 use app\model\ApprovalRecord;
 use app\model\User;
-use app\util\Db;
+use support\Db;
 use Illuminate\Database\Connection;
 
 class ApprovalService
@@ -16,8 +16,6 @@ class ApprovalService
 
     public function __construct()
     {
-        // Initialize database if not already initialized
-        Db::init();
         $this->db = Db::connection();
     }
 

backend/app/service/BusinessTripService.php

@@ -8,7 +8,7 @@ use app\model\ApprovalOrder;
 use app\model\ApprovalFlow;
 use app\model\ApprovalRecord;
 use app\model\User;
-use app\util\Db;
+use support\Db;
 use Illuminate\Database\Connection;
 
 class BusinessTripService
@@ -17,7 +17,6 @@ class BusinessTripService
 
     public function __construct()
     {
-        Db::init();
         $this->db = Db::connection();
     }
 

backend/app/service/FeishuService.php

@@ -5,7 +5,7 @@ namespace app\service;
 use app\model\Company;
 use app\model\CompanyFeishuApp;
 use app\model\User;
-use app\util\Db;
+use support\Db;
 
 class FeishuService
 {

backend/app/util/Db.php

@@ -1,66 +0,0 @@
-<?php
-
-namespace app\util;
-
-use Illuminate\Database\Capsule\Manager as Capsule;
-use Illuminate\Events\Dispatcher;
-use Illuminate\Container\Container;
-use Illuminate\Database\Eloquent\Model as EloquentModel;
-
-class Db
-{
-    private static ?Capsule $capsule = null;
-
-    public static function init(): void
-    {
-        if (self::$capsule !== null) {
-            return;
-        }
-
-        $config = config('database');
-
-        self::$capsule = new Capsule();
-
-        // Add connection
-        self::$capsule->addConnection([
-            'driver' => 'mysql',
-            'host' => getenv('DB_HOST') ?: '1Panel-mysql-409s',
-            'port' => getenv('DB_PORT') ?: '3306',
-            'database' => getenv('DB_DATABASE') ?: 'xserver',
-            'username' => getenv('DB_USERNAME') ?: 'root',
-            'password' => getenv('DB_PASSWORD') ?: 'mysql_xEsdPa',
-            'charset' => 'utf8mb4',
-            'collation' => 'utf8mb4_unicode_ci',
-            'prefix' => '',
-            'strict' => true,
-            'engine' => null,
-        ]);
-
-        // Set event dispatcher
-        self::$capsule->setEventDispatcher(new Dispatcher(new Container()));
-
-        // Make this Capsule instance available globally via static methods
-        self::$capsule->setAsGlobal();
-
-        // Setup the Eloquent ORM
-        self::$capsule->bootEloquent();
-    }
-
-    public static function connection(?string $name = null): \Illuminate\Database\Connection
-    {
-        if (self::$capsule === null) {
-            self::init();
-        }
-        return self::$capsule->connection($name);
-    }
-
-    public static function table(string $table): \Illuminate\Database\Query\Builder
-    {
-        return self::connection()->table($table);
-    }
-
-    public static function raw(string $value): \Illuminate\Database\Query\Expression
-    {
-        return self::connection()->raw($value);
-    }
-}

backend/composer.json

@@ -19,7 +19,8 @@
   },
   "autoload": {
     "psr-4": {
-      "app\\": "app/"
+      "app\\": "app/",
+      "support\\": "support/"
     }
   },
   "scripts": {

backend/support/Db.php

@@ -0,0 +1,77 @@
+<?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

@@ -0,0 +1,16 @@
+<?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());
+    }
+}

backend/support/bootstrap.php

@@ -13,6 +13,7 @@
  */
 
 use Dotenv\Dotenv;
+use support\Db;
 use support\Log;
 use Webman\Bootstrap;
 use Webman\Config;
@@ -73,6 +74,13 @@ foreach (config('plugin', []) as $firm => $projects) {
     }
 }
 
+// 加载数据库类
+include_once __DIR__ . '/Db.php';
+include_once __DIR__ . '/Model.php';
+
+// 初始化数据库
+Db::init();
+
 Middleware::load(config('middleware', []));
 foreach (config('plugin', []) as $firm => $projects) {
     foreach ($projects as $name => $project) {