修复前端数据库报错

app/index/controller/Program.php

@@ -7,6 +7,9 @@ use app\index\controller\Base;
 use think\facade\Db;
 use think\facade\View;
 use think\facade\Request;
+use app\index\model\Resources;  
+use app\index\model\ResourcesCategory;
+use app\index\model\Attachments;
 
 class Program extends Base
 {
@@ -27,27 +30,24 @@ class Program extends Base
         }
 
         // 获取程序列表
-        $programs = Db::table('yz_resources')
-            ->where($where)
+        $programs = Resources::where($where)
             ->order('id DESC')
             ->paginate([
                 'list_rows' => 10,
-                'query' => Request::instance()->param()
+                'query' => Request::param()
             ]);
 
         // 获取分类信息
         $category = null;
         if ($cateId > 0) {
-            $category = Db::table('yz_resources_category')
-                ->where('id', $cateId)
+            $category = ResourcesCategory::where('id', $cateId)
                 ->where('delete_time', null)
                 ->where('status', 1)
                 ->find();
         }
 
         // 获取所有分类
-        $categories = Db::table('yz_resources_category')
-            ->where('delete_time', null)
+        $categories = ResourcesCategory::where('delete_time', null)
             ->where('status', 1)
             ->select()
             ->toArray();
@@ -59,19 +59,22 @@ class Program extends Base
             'categories' => $categories
         ]);
 
-        return view('list');
+        return View::fetch('list');
     }
 
     // 程序详情页
     public function detail()
     {
         $id = Request::param('id/d', 0);
-        $program = Db::table('yz_resources')->where('id', $id)->find();
+        $program = Resources::where('id', $id)->find();
+        
+        if (!$program) {
+            return json(['code' => 0, 'msg' => '程序不存在或已被删除']);
+        }
         
         // 如果size没有，从附件表中获取
         if (empty($program['size']) && !empty($program['fileurl'])) {
-            $attachment = Db::table('yz_attachments')
-                ->where('src', $program['fileurl'])
+            $attachment = Attachments::where('src', $program['fileurl'])
                 ->find();
             
             if ($attachment && !empty($attachment['size'])) {
@@ -86,26 +89,19 @@ class Program extends Base
                 }
             }
         }
-        
-        if (!$program) {
-            return json(['code' => 0, 'msg' => '程序不存在或已被删除']);
-        }
 
         // 获取分类名称
-        $cateName = Db::table('yz_resources_category')
-            ->where('id', $program['cate'])
+        $cateName = ResourcesCategory::where('id', $program['cate'])
             ->value('name');
         
         // 获取上一个和下一个程序
-        $prevProgram = Db::table('yz_resources')
-            ->where('id', '<', $id)
+        $prevProgram = Resources::where('id', '<', $id)
             ->where('delete_time', null)
             ->where('status', 1)
             ->order('id DESC')
             ->find();
             
-        $nextProgram = Db::table('yz_resources')
-            ->where('id', '>', $id)
+        $nextProgram = Resources::where('id', '>', $id)
             ->where('delete_time', null)
             ->where('status', 1)
             ->order('id ASC')
@@ -154,7 +150,7 @@ class Program extends Base
             'relatedPrograms' => $relatedPrograms
         ]);
 
-        return view('detail');
+        return View::fetch('detail');
     }
 
     // 程序下载
@@ -167,8 +163,7 @@ class Program extends Base
         $id = Request::param('id/d', 0);
 
         // 更新下载次数
-        $result = Db::table('yz_resources')
-            ->where('id', $id)
+        $result = Resources::where('id', $id)
             ->where('delete_time', null)
             ->inc('downloads', 1)
             ->update();
@@ -186,8 +181,7 @@ class Program extends Base
         $id = Request::param('id/d', 0);
         
         // 获取总访问量
-        $totalViews = Db::table('yz_resources')
-            ->where('id', $id)
+        $totalViews = Resources::where('id', $id)
             ->value('views');
             
         return json([
@@ -214,16 +208,16 @@ class Program extends Base
 
         try {
             // 更新访问次数
-            $program = Db::table('yz_resources')->where('id', $id)->find();
+            $program = Resources::where('id', $id)->find();
             if (!$program) {
                 return json(['code' => 0, 'msg' => '程序不存在']);
             }
 
             // 更新访问次数
-            Db::table('yz_resources')->where('id', $id)->inc('views')->update();
+            Resources::where('id', $id)->inc('views')->update();
             
             // 获取更新后的访问次数
-            $newViews = Db::table('yz_resources')->where('id', $id)->value('views');
+            $newViews = Resources::where('id', $id)->value('views');
             
             return json(['code' => 1, 'msg' => '更新成功', 'data' => ['views' => $newViews]]);
         } catch (\Exception $e) {