<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use App\Models\User;
use Illuminate\Support\Facades\Hash;

/**
 * @group Authentication
 *
 * API endpoints for user authentication and token management.
 */
class AuthController extends Controller
{
    /**
     * Login (Get Token)
     * 
     * Authenticates a user via email and password, returning a Bearer Token.
     * @unauthenticated
     * 
     * @bodyParam email string required User's email address. Example: admin@example.com
     * @bodyParam password string required User's password. Example: password
     */
    public function login(Request $request)
    {
        $request->validate([
            'email' => 'required|email',
            'password' => 'required',
        ]);

        $user = User::where('email', $request->email)->first();

        if (! $user || ! Hash::check($request->password, $user->password)) {
            return response()->json([
                'status' => 'error',
                'message' => 'Invalid credentials'
            ], 401);
        }

        // Create Token (Device name is optional)
        $token = $user->createToken($request->device_name ?? 'api-client')->plainTextToken;

        return response()->json([
            'status' => 'success',
            'message' => 'Login successful',
            'data' => [
                'user' => $user,
                'access_token' => $token,
                'token_type' => 'Bearer',
            ]
        ]);
    }

    /**
     * Get User Profile
     * 
     * Returns the authenticated user's information.
     */
    public function me(Request $request)
    {
        return response()->json([
            'status' => 'success',
            'data' => [
                'user' => $request->user()
            ]
        ]);
    }

    /**
     * Logout
     * 
     * Revokes the user's current access token.
     */
    public function logout(Request $request)
    {
        $request->user()->currentAccessToken()->delete();

        return response()->json([
            'status' => 'success',
            'message' => 'Token revoked'
        ]);
    }
}