Initial commit

app/Services/AuthService.php

@@ -0,0 +1,104 @@
+<?php
+
+namespace App\Services;
+
+use App\Utils\CacheKey;
+use App\Utils\Helper;
+use Firebase\JWT\JWT;
+use Firebase\JWT\Key;
+use App\Models\User;
+use Illuminate\Support\Facades\Cache;
+use Illuminate\Http\Request;
+
+class AuthService
+{
+    private $user;
+
+    public function __construct(User $user)
+    {
+        $this->user = $user;
+    }
+
+    public function generateAuthData(Request $request)
+    {
+        $guid = Helper::guid();
+        $authData = JWT::encode([
+            'id' => $this->user->id,
+            'session' => $guid,
+        ], config('app.key'), 'HS256');
+        self::addSession($this->user->id, $guid, [
+            'ip' => $request->ip(),
+            'login_at' => time(),
+            'ua' => $request->userAgent()
+        ]);
+        return [
+            'token' => $this->user->token,
+            'is_admin' => $this->user->is_admin,
+            'auth_data' => $authData
+        ];
+    }
+
+    public static function decryptAuthData($jwt)
+    {
+        try {
+            if (!Cache::has($jwt)) {
+                $data = (array)JWT::decode($jwt, new Key(config('app.key'), 'HS256'));
+                if (!self::checkSession($data['id'], $data['session'])) return false;
+                $user = User::select([
+                    'id',
+                    'email',
+                    'is_admin',
+                    'is_staff'
+                ])
+                    ->find($data['id']);
+                if (!$user) return false;
+                Cache::put($jwt, $user->toArray(), 3600);
+            }
+            return Cache::get($jwt);
+        } catch (\Exception $e) {
+            return false;
+        }
+    }
+
+    private static function checkSession($userId, $session)
+    {
+        $sessions = (array)Cache::get(CacheKey::get("USER_SESSIONS", $userId)) ?? [];
+        if (!in_array($session, array_keys($sessions))) return false;
+        return true;
+    }
+
+    private static function addSession($userId, $guid, $meta)
+    {
+        $cacheKey = CacheKey::get("USER_SESSIONS", $userId);
+        $sessions = (array)Cache::get($cacheKey, []);
+        $sessions[$guid] = $meta;
+        if (!Cache::put(
+            $cacheKey,
+            $sessions
+        )) return false;
+        return true;
+    }
+
+    public function getSessions()
+    {
+        return (array)Cache::get(CacheKey::get("USER_SESSIONS", $this->user->id), []);
+    }
+
+    public function removeSession($sessionId)
+    {
+        $cacheKey = CacheKey::get("USER_SESSIONS", $this->user->id);
+        $sessions = (array)Cache::get($cacheKey, []);
+        unset($sessions[$sessionId]);
+        if (!Cache::put(
+            $cacheKey,
+            $sessions
+        )) return false;
+        return true;
+    }
+
+    public function removeAllSession()
+    {
+        $cacheKey = CacheKey::get("USER_SESSIONS", $this->user->id);
+        return Cache::forget($cacheKey);
+    }
+}