add Logic check password, and username

app/Http/Controllers/AuthController.php

@@ -8,7 +8,9 @@ use Illuminate\Support\Facades\Hash;
 
 use App\Models\User;
 use App\Models\Role;
-
+use Illuminate\Http\JsonResponse;
+use Illuminate\Support\Facades\Password;
+use Illuminate\Validation\ValidationException;
 class AuthController extends Controller
 {
 	public function __construct()
@@ -26,8 +28,17 @@ class AuthController extends Controller
 		if(empty($username) || empty($password))
 			return response()->json(['status'=>'error','message'=>'You must fill all the fields'], 400);
 
-		$user = User::where('username', $username)->where('password', md5($password))->first();
+		$usernameCheck = false;
+		$passwordCheck = false;
+		
+		if (User::where('username', $username)->exist()) 
+			$usernameCheck = true;
 
+		if (User::where('password', md5($password))->exists()) 
+			$passwordCheck = true;
+
+		if ($usernameCheck & $passwordCheck){
+			$user = User::where('username', $username)->where('password', md5($password))->first();
 			if($is_mobile){
 				$fcm_token = $request->fcm_token;
 
@@ -69,5 +80,13 @@ class AuthController extends Controller
 					'expires_in' => auth()->factory()->getTTL() * $ttl,
 				),
 			]);
+		}else {
+			if (!$usernameCheck && !$passwordCheck)
+				return response()->json(['code' => 201, 'message' => "username and password doesn't match"], 201);
+			if (!$passwordCheck)
+				return response()->json(['code' => 201, 'message' => "password doesn't match"], 201);
+			if (!$usernameCheck)
+				return response()->json(['code' => 201, 'message' => "username doesn't match"], 201);
+		} 
 	}
 }