<?php

namespace App\Http\Controllers;

use App\Mail\PasswordReset;
use App\Mail\VerifyEmail;
use App\Models\Settings;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Str;
use App\Models\User;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Mail;

class LoginController extends Controller
{
    private $apiCrm;

    public function __construct()
    {
        $this->middleware('guest')->except('logout');
        $this->apiCrm = new \LDCCRM\ApiV1(config('crm.endpoint'), config('crm.token'));
    }

    /**
     * index
     * @return \Illuminate\View\View
     */
    public function index()
    {
        return view('front.basic.login');
    }

    public function authenticate(Request $request)
    {
        $request->validate([
            'email' => 'required|email',
            'password' => 'required',
        ]);

        $email    = filter_var($request->email, FILTER_SANITIZE_EMAIL);
        $password = $request->password;
        $remember = $request->remember !== null ? true : false;

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

        if ($userLocal) {
            if ($userLocal->email_verified === 1) {
                if ($userLocal->role > 2) {
                    $connect = $this->apiCrm->loginCustomer($email, $password);

                    if ($connect->status === 'KO') {
                        if ($connect->code === 500) {
                            return back()->withInput($request->except("password"))
                                ->withErrors(trans('The connection is not possible at the moment, please try again later.'));
                        } else {
                            return back()->withInput($request->except("password"))
                                ->withErrors("Falsche E-Mail oder falsches Passwort.");
                        }
                    }
                }
            } else {
                $userLocal->email_verify_token = Str::uuid();
                $userLocal->save();
                Mail::to($email)->send(new VerifyEmail($userLocal));
                return back()->withInput($request->except("password"))
                    ->withErrors(
                        trans('Your account exists, but your email has not been confirmed. Please check your emails.')
                    );
            }//end if
        } else {
            $connect = $this->apiCrm->loginCustomer($email, $password);

            if ($connect->status === 'OK') {
                $userLocal = User::create([
                    'crm_id' => $connect->user->crm_id,
                    'firstname' => $connect->user->firstname,
                    'lastname' => $connect->user->lastname,
                    'birth_date' => $connect->user->birth_date,
                    'email' => $email,
                    // TODO : MOTDEPASSE ???.
                    'password' => Hash::make("MOTDEPASSE"),
                    'address' => $connect->user->address,
                    'address2' => $connect->user->address2,
                    'town' => $connect->user->city,
                    'postal_code' => $connect->user->postcode,
                    'country' => $connect->user->country,
                    'email_verified' => 1
                ]);
            } else {
                // Compte existant mais non activé.
                if ($connect->code === 116) {
                    $userLocal = User::create([
                        'crm_id' => $connect->user->crm_id,
                        'firstname' => $connect->user->firstname,
                        'lastname' => $connect->user->lastname,
                        'birth_date' => $connect->user->birth_date,
                        'email' => $email,
                        // TODO : MOTDEPASSE ???.
                        'password' => Hash::make("MOTDEPASSE"),
                        'address' => $connect->user->address,
                        'address2' => $connect->user->address2,
                        'town' => $connect->user->city,
                        'postal_code' => $connect->user->postcode,
                        'country' => $connect->user->country
                    ]);

                    $userLocal->email_verify_token = Str::uuid();
                    $userLocal->save();
                    Mail::to($email)->send(new VerifyEmail($userLocal));
                    return back()->withInput($request->except("password"))
                    ->withErrors(
                        trans('Your account exists, but your email has not been confirmed. Please check your emails.')
                    );
                } elseif ($connect->code === 500) {
                    return back()->withInput($request->except("password"))
                        ->withErrors("Die Verbindung ist momentan nicht möglich, bitte versuchen Sie es später noch einmal.");
                } else {
                    return back()->withInput($request->except("password"))
                    ->withErrors("Falsche E-Mail oder falsches Passwort.");
                } //end if
            } //end if
        }//end if

        // phpcs:ignore
        // TODO : Modifier avec separation guard.
        $tmpPwd = "MOTDEPASSE";
        if ($userLocal->role <= 2) {
            $tmpPwd = $password;
        }

        if (Auth::attempt(["email" => $email, "password" => $tmpPwd], $remember)) {
            if ($userLocal->role <= 2) {
                return redirect()->route('bo.dashboard');
            }
            return redirect()->route('saisir-code');
        } else {
            return back()->withInput($request->except('password'))->withErrors('Die eingegebenen IDs sind falsch.');
        }
    }

    /**
     * logout
     * @return Illuminate\Http\RedirectResponse
     */
    public function logout()
    {
        Auth::logout();
        return redirect()->route('home');
    }
    /**
     * confirm email
     * @param string $verifyToken
     * @return \Illuminate\View\View|Illuminate\Http\RedirectResponse
     */
    public function confirmEmail(string $verifyToken)
    {
        $result = false;
        $user   = User::where('email_verify_token', $verifyToken)->first();
        if (!$user) {
            return view('front.basic.confirm-email', compact('result'));
        }

        $activation = $this->apiCrm->activateCustomer($user->crm_id);

        if ($activation->status === 'OK') {
            $user->email_verified     = 1;
            $user->email_verify_token = null;
            $user->save();
            $result = true;
        } else {
            // User already active.
            if ($activation->code === 110) {
                $user->email_verified     = 1;
                $user->email_verify_token = null;
                $user->save();
                $result = true;
            }
        }

        return view('front.basic.confirm-email', compact('result'));
    }

    public function forgotPassword(Request $request)
    {
        if ($request->tokenValid && $request->token) {
            $tokenValid = $request->tokenValid;
            $token      = $request->token;
            return view('front.basic.forgot-password', compact('tokenValid', 'token'));
        }
        return view('front.basic.forgot-password');
    }

    public function forgotPasswordReset(Request $request, $token)
    {
        if (!$request->hasValidSignature(false)) {
            return redirect()->route('login')
                ->withErrors("Der Link zum Ändern Ihres Passworts ist nicht mehr gültig, bitte versuchen Sie es erneut.");
        }
        $tokenValid = false;
        $user       = User::where('password_token', $token)->first();
        if (!$user) {
            return redirect()->route('forgot-password', compact('tokenValid'))
            ->withErrors('Der Link zum Ändern des Passworts ist falsch.');
        }
        $tokenValid = true;
        return redirect()->route('forgot-password', compact('tokenValid', 'token'));
    }

    public function mailPassword(Request $request)
    {
        $email = filter_var($request->email, FILTER_SANITIZE_STRING);
        $user  = User::where('email', $email)->first();

        if (!$user) {
            $userCrm = $this->apiCrm->getCustomerByEmail($email);
            if ($userCrm->status === 'OK') {
                $user = User::create([
                    'crm_id' => $userCrm->user->crm_id,
                    'firstname' => $userCrm->user->firstname,
                    'lastname' => $userCrm->user->lastname,
                    'birth_date' => $userCrm->user->birth_date,
                    'email' => $email,
                    // TODO : MOTDEPASSE ???
                    'password' => Hash::make("MOTDEPASSE"),
                    'address' => $userCrm->user->address,
                    'address2' => $userCrm->user->address2,
                    'town' => $userCrm->user->city,
                    'postal_code' => $userCrm->user->postcode,
                    'country' => $userCrm->user->country,
                    'email_verified' => 1
                ]);

                if ($userCrm->user->status === 0) {
                    $user->email_verified     = 0;
                    $user->email_verify_token = Str::uuid();
                    $user->save();
                    Mail::to($email)->send(new VerifyEmail($user));
                    return back()->withInput($request->except("password"))
                    ->withErrors(
                        trans('Your account exists, but your email has not been confirmed. Please check your emails.')
                    );
                }
            } else {
                if ($userCrm->code === 101) {
                    return back()->withInput($request->only('email'))
                        ->withErrors("Die von Ihnen eingegebene E-Mail ist bei uns nicht gespeichert.");
                } else {
                    return back()->withErrors("Es ist ein Fehler aufgetreten. Bitte versuchen Sie es später noch einmal.");
                }
            } //end if
        }//end if

        $user->password_token = Str::uuid();
        $user->save();
        /** @var \App\Models\Settings $settings */
        $settings = app(Settings::class);
        Mail::to($email)->send(new PasswordReset($user, $settings));
        return redirect()->route('login')
        ->with('success', 'Eine E-Mail zum Zurücksetzen Ihres Passworts wurde Ihnen zugeschickt.');
    }

    public function changePassword(Request $request)
    {
        $request->validate([
            'password' => 'required|min:8|confirmed',
        ]);

        $user = User::where('password_token', filter_var($request->token, FILTER_SANITIZE_STRING))->first();
        if (!$user) {
            return back()->withErrors('Der Link zum Ändern Ihres Passworts ist falsch, bitte versuchen Sie es noch einmal.');
        }

        // TODO : Ajouter controle du contenu du mot de passe.
        $newPassword = $request->password;

        $update = $this->apiCrm->changePwdCustomer($user->crm_id, $newPassword);

        if ($update->status === 'OK') {
            $user->password_token = null;
            $user->save();
            return redirect()->route('login')
            ->with('success', 'Sie können sich nun mit Ihrem neuen Passwort anmelden.');
        } else {
            if ($update->code === 123) {
                return back()
                    ->withErrors("Es scheint, dass Sie dieses Passwort bereits für Ihr Konto verwendet haben. Bitte versuchen Sie es erneut, indem Sie Ihr Passwort ändern.");
            } else {
                return back()->withErrors("Es ist ein Fehler aufgetreten. Bitte versuchen Sie es später noch einmal.");
            }
        }
    }
}