<?php


namespace App\Development;

use App\Components\ComponentTypes;
use App\Pages\PageService;
use Faker\Generator;
use Illuminate\Routing\Controller;
use Komma\KMS\Components\Component\ViewComponent;
use Komma\KMS\Notifications\KmsSetPasswordNotification;
use Komma\KMS\Users\Models\KmsUser;
use Komma\KMS\Notifications\KmsResetPasswordNotification;
use Illuminate\Mail\Markdown;
use Illuminate\Notifications\Messages\MailMessage;
use Illuminate\Notifications\Notification;
use Illuminate\Support\HtmlString;
use Illuminate\Support\Str;
use Illuminate\View\View;

class PreviewController extends Controller
{
    /**
     * @var \stdClass
     */
    private $links;

    public function __construct()
    {
        if(app()->runningInConsole()) return;
        $pageService = new PageService();
        $this->links = $pageService->getAllTranslatedPageRoutes();
    }

    /*
    |--------------------------------------------------------------------------
    | Mail previews
    |--------------------------------------------------------------------------
    |
    | These functions must returns views that represent mails.
    |
    */

    /**
     * @see KmsResetPasswordNotification
     * @return HtmlString|View
     */
    public function resetPasswordMailKms()
    {
        $user = factory(KmsUser::class)->make();
        $token = Str::random(32);
        return $this->notificationToView(new KmsResetPasswordNotification($user, $token));
    }

    /**
     * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
     * @see SetPassword
     */
    public function setPasswordMailKms()
    {
        $customer = factory(KmsUser::class)->make();
        $token = Str::random(32);

        return $this->notificationToView(new KmsSetPasswordNotification($customer, $token));
    }

    public function loginViewKms()
    {
        return view('KMS::auth.login', ['links' => $this->links]);
    }

    public function forgotPasswordKms()
    {
        return view('KMS::auth.password.email', ['links' => $this->links]);
    }

    public function resetKms()
    {
        return view('KMS::auth.password.reset', ['token' => Str::random(32)]);
    }

    /*
     |--------------------------------------------------------------------------
     | Components
     |--------------------------------------------------------------------------
     |
     | These functions must return views that display components
     |
     */
    public function components()
    {
        $faker = app(Generator::class);

        $components = collect(ComponentTypes::all())->mapWithKeys(function(int $componentTypeId) use($faker) {
            $regularComponent = $faker->componentOfType($componentTypeId);
            return [__('KMS::attributes/components.types.'.$componentTypeId). ' (ComponentTypes::'.array_search($componentTypeId, ComponentTypes::getAsArray()).')' => new ViewComponent($regularComponent)];
        });

        return view('templates.components_preview')->with([
            "components" => $components,
            "links" => $this->links
        ]);
    }

    /*
     |--------------------------------------------------------------------------
     | Helper methods
     |--------------------------------------------------------------------------
     |
     | These functions provide useful help for the ones that return views.
     */
    /**
     * Converts a notification to view
     *
     * @param Notification $notification
     * @return HtmlString|View
     */
    private function notificationToView(Notification $notification)
    {
        /** @var MailMessage $mail */
        $mail = $notification->toMail(\Auth::user());
        if($mail->markdown) {
            $markdown = new Markdown(view());
            return $markdown->render($mail->markdown, $mail->data());
        }
        elseif($mail->view)
        {
            return view($mail->view, $mail->data());
        } else {
            throw new \RuntimeException('Preview controller: I don\'t know how to render a view for "'.get_class($notification).'"');
        }
    }
}