Added authentication endpoint.

src/app/Enums/ResponseStatus.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace App\Enums;
+
+enum ResponseStatus: string
+{
+    case success = 'success';
+    case error = 'error';
+    case unauthorized = 'unauthorized';
+    case forbidden = 'forbidden';
+    case notFound = 'not_found';
+    case validationError = 'validation_error';
+    case internalServerError = 'internal_server_error';
+
+    public function getStatusCode(): int
+    {
+        return match ($this) {
+            static::success => 200,
+            static::error => 400,
+            static::unauthorized => 401,
+            static::forbidden => 403,
+            static::notFound => 404,
+            static::validationError => 422,
+            static::internalServerError => 500,
+        };
+    }
+
+    public function label(): string
+    {
+        return match ($this) {
+            static::success => 'Success',
+            static::error => 'Error',
+            static::unauthorized => 'Unauthorized',
+            static::forbidden => 'Forbidden',
+            static::notFound => 'Not Found',
+            static::validationError => 'Validation Error',
+            static::internalServerError => 'Internal Server Error',
+        };
+    }
+}

src/app/Http/Controllers/SessionController.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Enums\ResponseStatus;
+use App\Http\Requests\LibraryPassReadRequest;
+use App\Models\LibraryPass;
+use App\Models\User;
+use App\Traits\CommonTrait;
+
+class SessionController extends Controller
+{
+    use CommonTrait;
+    public function auth(LibraryPassReadRequest $request)
+    {
+        $code = $request->validated()['code'];
+
+        if (!isset($code)) {
+            return $this->CommonResponse(
+                ResponseStatus::validationError,
+                'Code is required',
+                null,
+                ResponseStatus::validationError->getStatusCode()
+            );
+        }
+
+        $pass = LibraryPass::where('barcode', $code)->first();
+
+        if (!isset($pass)) {
+            return $this->CommonResponse(
+                ResponseStatus::unauthorized,
+                'Incorrect code',
+                null,
+                ResponseStatus::unauthorized->getStatusCode()
+            );
+        }
+
+        $user = User::find($pass->user_id);
+
+        if (!isset($user)) {
+            return $this->CommonResponse(
+                ResponseStatus::unauthorized,
+                'Incorrect code',
+                null,
+                ResponseStatus::unauthorized->getStatusCode()
+            );
+        }
+
+        Auth()->login($user);
+
+        return $this->CommonResponse(
+            ResponseStatus::success,
+            'User logged in current session',
+            ['user' => $user],
+            ResponseStatus::success->getStatusCode()
+        );
+    }
+}

src/app/Http/Requests/LibraryPassReadRequest.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Http\Requests;
+
+use Illuminate\Contracts\Validation\ValidationRule;
+use Illuminate\Foundation\Http\FormRequest;
+
+class LibraryPassReadRequest extends FormRequest
+{
+    /**
+     * Determine if the user is authorized to make this request.
+     */
+    public function authorize(): bool
+    {
+        return !Auth()->check();
+    }
+
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array<string, ValidationRule|array|string>
+     */
+    public function rules(): array
+    {
+        return [
+            'code' => ['required', 'string', 'max:255']
+        ];
+    }
+}

src/app/Traits/CommonTrait.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Traits;
+
+use App\Enums\ResponseStatus;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+trait CommonTrait {
+
+    /**
+     * Common response
+     *
+     * @param ResponseStatus $status response status
+     * @param string $message response message
+     * @param array|null $data response data
+     * @param int $code http status code
+     * @return JsonResponse response formatted in json
+     */
+    public function CommonResponse(ResponseStatus $status, string $message, array|null $data, int $code): JsonResponse
+    {
+        return response()->json([
+            'status' => $status,
+            'message' => $message,
+            'data' => $data
+        ], $code);
+    }
+}

src/routes/web.php

@@ -1,6 +1,7 @@
 <?php
 
 use App\Http\Controllers\IndexController;
+use App\Http\Controllers\SessionController;
 use Illuminate\Support\Facades\Route;
 
 /*
@@ -15,3 +16,5 @@
 */
 
 Route::get('/', [IndexController::class, 'index']);
+
+Route::post('/auth', [SessionController::class, 'auth'])->name('auth');