feature: knowledge base & surplus switch

app/Http/Controllers/User/KnowledgeController.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Http\Controllers\User;
+
+use App\Http\Controllers\Controller;
+use App\Models\User;
+use App\Services\UserService;
+use Illuminate\Http\Request;
+use App\Models\Knowledge;
+
+class KnowledgeController extends Controller
+{
+    public function fetch(Request $request)
+    {
+        if ($request->input('id')) {
+            $knowledge = Knowledge::where('id', $request->input('id'))
+                ->where('show', 1)
+                ->first()
+                ->toArray();
+            if (!$knowledge) abort(500, '知识不存在');
+            $user = User::find($request->session()->get('id'));
+            $userService = new UserService();
+            $appleId = $userService->isAvailable($user) ? config('v2board.apple_id') : '没有有效订阅无法使用本站提供的AppleID';
+            $appleIdPassword = $userService->isAvailable($user) ? config('v2board.apple_id_password') : '没有有效订阅无法使用本站提供的AppleID';
+            $subscribeUrl = config('v2board.subscribe_url', config('v2board.app_url', env('APP_URL'))) . '/api/v1/client/subscribe?token=' . $user['token'];
+            $knowledge['body'] = str_replace('{{appleId}}', $appleId, $knowledge['body']);
+            $knowledge['body'] = str_replace('{{appleIdPassword}}', $appleIdPassword, $knowledge['body']);
+            $knowledge['body'] = str_replace('{{subscribeUrl}}', $subscribeUrl, $knowledge['body']);
+            return response([
+                'data' => $knowledge
+            ]);
+        }
+        $knowledges = Knowledge::select(['id', 'category', 'title', 'updated_at'])
+            ->where('language', $request->input('language'))
+            ->where('show', 1)
+            ->orderBy('sort', 'ASC')
+            ->get()
+            ->groupBy('category');
+        return response([
+            'data' => $knowledges
+        ]);
+    }
+}