<?php

namespace App\Http\Controllers;

use App\Models\User;
use App\Models\Business;
use App\Models\Fingerprint;
use App\Notifications\MailNotification;
use Illuminate\Support\Facades\Notification;
use Illuminate\Support\Str;
use Illuminate\Http\Request;
use Illuminate\Validation\Rule;
use Illuminate\Http\JsonResponse;
use App\Http\Resources\UserResource;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Cache;
use Laravel\Socialite\Facades\Socialite;
use Illuminate\Session\TokenMismatchException;
use phpDocumentor\Reflection\Type;
use Symfony\Component\HttpFoundation\Response;

class OldAuthController extends Controller
{
    public function redirectToGoogle()
    {
        return Socialite::driver('google')->stateless()->redirect();
    }

    public function handleGoogleCallback(Request $request)
    {
        try {

            $user = Socialite::driver('google')->stateless()->user();
            $find_user = User::where('email', $user->email)->first();

            if ($find_user) {

                $find_user->update([
                   'active' => true
                ]);

                Auth::setUser($find_user);

            } else {

                $user = User::create($user->user + [
                        'password' => Hash::make('google-login-user'),
                        'username' => $user->email,
                        'active' => true
                    ]);

                Auth::setUser($user);

            }
            $finger_print = $this->createFingerPrint();
            return redirect('http://localhost:3000/login?token='.$finger_print->token);

        } catch (Exception $e) {
            dd($e->getMessage());
        }
    }

    public function login(Request $request)
    {
        // todo: Logging in from a new device will result in sending a notification
        $this->validate($request, [
            'email' => 'required|email|exists:users,email',
            'password' => 'required|string|min:6'
        ]);

        $user = User::where('email', $request->email)->first();
        if ($user && Hash::check($request->password, $user->password)) {
            Auth::setUser($user);

            return [
                'auth' => $this->createFingerPrint(),
                'businesses' => Auth::user()->businesses->keyBy('id')->map(fn($b, $bid) => Business::info($bid))
            ];
        }

        return new JsonResponse([
            'message' => trans('auth.failed'),
            'status' => Response::HTTP_NOT_FOUND,
        ], Response::HTTP_NOT_FOUND);
    }


    public function register(Request $request)
    {
        $this->validate($request, [
            'name' => 'required|string|max:225|min:2',
            'username' => ['required', Rule::unique('users', 'username')],
            'email'    => ['required', 'email', Rule::unique('users', 'email')],
            'password' => 'required|string|min:8'
            ]);

        $request->merge(['password' => Hash::make($request->password)]);

        $code_data = ['verification_code' => $this->sendVerificationCode(\request('email'), 'register')];
        $method_data = ['method' => 'registerMain'];

        Cache::put($request->email, $request->all() + $code_data + $method_data, 3600); // remain one hour

        return \response()->json([
            'message' => 'Code send for user and user must be verified.'],
            Response::HTTP_OK);

    }

    public function registerMain($user_info)
    {
        $user = User::create($user_info);

        Auth::setUser($user);

        return $this->createFingerPrint();
    }

    public function sendVerificationCode($contact_way, $type)
    {
        $verification_code = rand(10001, 99999);

        Notification::route('mail', $contact_way)->notify( new MailNotification([
            'greeting' => __('notification.auth.verification.greeting'),
            'subject' => __('notification.auth.verification.subject'),
            'body' => __('notification.auth.verification.body', ['code' => $verification_code]),
            'link' => __('notification.auth.verification.link', ['email' => $contact_way, 'type' => $type]),
        ]));

        return $verification_code;
    }

    public function verification(Request $request)
    {
        if (!Cache::has($request->email)) {
            return \response()->json(['message' => 'Code expired.'], Response::HTTP_BAD_REQUEST);
        }

        $user_info = Cache::get($request->email);

        $this->validate($request, [
            'email'    => 'required|email',
            'verification_code' => 'required|string|min:4|max:4|in:'.$user_info['verification_code']
        ]);

//        Cache::forget($request->email);

        if (isset($user_info['method'])) {
            Cache::forget($request->email);
            return call_user_func('self::'.$user_info['method'], $user_info);
        }

        return \response()->json(['message' => 'Code verified successfully.'], Response::HTTP_OK,);

//        return  isset($user_info['method']) ?
//            call_user_func('self::'.$user_info['method'], $user_info) :
//            \response()->json(['message' => 'Code verified successfully.'], Response::HTTP_OK,);
    }

    public function forgetPassword(Request $request)
    {
        $this->validate($request, [
            'email' => 'required|email|exists:users,email'
        ]);

        $code_data = ['verification_code' => $this->sendVerificationCode(\request('email', 'forget'))];

        Cache::put($request->email, $request->all() + $code_data, 3600); // remain one hour

        return \response()->json([
            'message' => 'Code send for user and user must be verified.'],
            Response::HTTP_OK);
    }

    public function updatePassword(Request $request)
    {
        if (!Cache::has($request->email)) {
            return \response()->json(['message' => 'Code expired.'], Response::HTTP_BAD_REQUEST);
        }

        $this->validate($request, [
            'email'    => 'required|email',
            'password' => 'required|string|min:8|confirmed',
            'verification_code' => 'required|string|min:4|max:4|in:'.Cache::get($request->email)['verification_code']
        ]);

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

        $user->update([
           'password' => Hash::make($request->password)
        ]);

        Auth::setUser($user);

        Cache::forget($request->email);

        return $this->createFingerPrint();
    }

    /**
     * @param Request $request
     * @return mixed
     * @throws TokenMismatchException
     */
    public function logout(Request $request)
    {
        $token = $request->bearerToken();

        if (blank($token)) {
            return new JsonResponse([
                'message' => 'Not authorized request.',
                'status' => Response::HTTP_UNAUTHORIZED
            ]);
        }

        /** @var Fingerprint $token */
        $token = Auth::user()->fingerprints()->firstWhere([
            'token' => $token,
        ]);

        if ($token) {
            return $token->delete();
        }

        throw new TokenMismatchException('Invalid token!');
    }

    /**
     * @param string $token
     * @throws TokenMismatchException
     */
    public function revoke(string $token)
    {
        /** @var Fingerprint $token */
        $token = Fingerprint::firstWhere([
            'token' => $token,
        ]);

        if ($token) {
            return $token->delete();
        }

        throw new TokenMismatchException();
    }

    public function auth()
    {
        return new UserResource(Auth::user());
    }

    public function authWithInfo()
    {
        return [
            'auth' => new UserResource(Auth::user()),
            'businesses' => Auth::user()->businesses->keyBy('id') ->map(fn($b, $bid) => Business::info($bid))
        ];
    }

    public function delete(Request $request)
    {
        Auth::user()->fingerprints()->delete();
        unset(Auth::user()->token);
        Auth::user()->delete();

        return 'success';
    }

    public function updateFcmToken(Request $request)
    {
        Auth::user()->fingerprints()->where(
            [
                ['agent', request()->getAgent()],
                ['ip', request()->getClientIp()],
                ['os', request()->getOS()],
                ['latitude', \request()->getLocation()->getAttribute('lat')],
                ['longitude', \request()->getLocation()->getAttribute('lon')],
            ]
        )->firstOrFail()->update([
            'fcm_token' => $request->fcm_token
        ]);
        return $this->authWithInfo();
    }

    public function createFingerPrint()
    {
        $attributes = [
            'agent' => request()->getAgent(),
            'ip' => request()->getClientIp(),
            'os' => request()->getOS(),
            'latitude' => \request()->getLocation()->getAttribute('lat'),
            'longitude' => \request()->getLocation()->getAttribute('lon'),
        ];

        $values = [
            'token' => Str::random(60)
        ];

        return Auth::user()->fingerprints()->firstOrCreate($attributes, $attributes + $values);
    }
}