Better Errors

exam/api/Login/Login.php

@@ -4,6 +4,7 @@ namespace Api\Login;
 
 use Exception;
 use Khofmann\Api\Api;
+use Khofmann\ApiError\ApiError;
 use Khofmann\Input\Input;
 use Khofmann\Response\Response;
 use Khofmann\Models\User\User;
@@ -12,21 +13,27 @@ class Login extends Api
 {
   public function post(): void
   {
+    // Fetch all required inputs.
+    // Throw 400 error if a required one is missing.
+    $missing = [];
     $email = Input::post("email");
-    if (empty($email)) throw new Exception("Missing email", 400);
     $password = Input::post("password");
-    if (empty($password)) throw new Exception("Missing password", 400);
+    if (empty($email)) array_push($missing, "email");
+    if (empty($password)) array_push($missing, "password");
+    if (count($missing) > 0) throw ApiError::missingField($missing);
 
+    // Try and log in user.
+    // Throw errors according to situation.
     try {
       Response::json(User::logIn($email, $password));
     } catch (Exception $err) {
       switch ($err->getMessage()) {
         case "Failed":
-          throw new Exception("Login failed", 500);
+          throw ApiError::failed("Login failed");
         case "NotFound":
-          throw new Exception("User not found", 404);
+          throw ApiError::notFound("user");
         case "Invalid":
-          throw new Exception("Invalid username or password", 401);
+          throw ApiError::unauthorized("Invalid username or password");
         default:
           throw $err;
       }