<?php

namespace App\Services;

use App\Repositories\UserRepositoryInterface;
use App\Repositories\PersonalAccessTokenRepositoryInterface;
use Carbon\Carbon;
use App\DataTransferObjects\AuthDto;
use App\DataTransferObjects\RefreshTokenDto;
use Illuminate\Support\Facades\Auth;

class AuthService
{

    public function __construct(
        protected UserRepositoryInterface $userRepository,
        protected PersonalAccessTokenRepositoryInterface $personalAccessTokenRepository,
    ) {
    }

    public function login(AuthDto $credentials): ?array
    {
        if (!Auth::attempt($credentials->toArray())) {
            return null;
        }

        $user = $this->userRepository->findByEmail($credentials->email);

        $user->tokens()->delete();

        $accessToken = $user->createToken('access_token', ['access'], Carbon::now()->addMinutes(15))->plainTextToken;
        $refreshToken = $user->createToken('refresh_token', ['refresh'], Carbon::now()->addDays(30))->plainTextToken;

        return ['access_token' => $accessToken, 'refresh_token' => $refreshToken, 'user' => $user];
    }

    public function refresh(RefreshTokenDto $refreshToken): ?array
    {
        $tokenModel = $this->personalAccessTokenRepository->findToken($refreshToken->token);
        if (!$tokenModel || $tokenModel->abilities[0] !== 'refresh' || $tokenModel->expires_at < Carbon::now()) {
            return null;
        }

        $user = $tokenModel->tokenable;
        if (!$user) {
            return null;
        }

        $user->tokens()->delete();

        $accessToken = $user->createToken('access_token', ['access'], Carbon::now()->addMinutes(15))->plainTextToken;
        $refreshToken = $user->createToken('refresh_token', ['refresh'], Carbon::now()->addDays(30))->plainTextToken;

        return ['access_token' => $accessToken, 'refresh_token' => $refreshToken, 'user' => $user];
    }

    public function logout(): void
    {
        $user = Auth::user();
        $userModel = $this->userRepository->find($user->id);
        $userModel->tokens()->delete();
    }
}