<?php

namespace frontend\controllers;

use common\components\GeminiApiComponent;
use common\jobs\EmailJob;
use common\models\User;
use frontend\models\ResendVerificationEmailForm;
use frontend\models\VerifyEmailForm;
use Yii;
use yii\base\InvalidArgumentException;
use yii\web\BadRequestHttpException;
use yii\web\Controller;
use yii\filters\VerbFilter;
use yii\filters\AccessControl;
use common\models\LoginForm;
use frontend\models\PasswordResetRequestForm;
use frontend\models\ResetPasswordForm;
use frontend\models\SignupForm;
use yii\web\Response;

use const donatj\UserAgent\BROWSER;
use const donatj\UserAgent\PLATFORM;

/**
 * Site controller
 */
class SiteController extends Controller
{
    /**
     * {@inheritdoc}
     */
    public function behaviors()
    {
        return [
            'access' => [
                'class' => AccessControl::class,
                'only' => ['logout', 'signup', 'webhook'],
                'rules' => [
                    [
                        'actions' => ['signup'],
                        'allow' => true,
                        'roles' => ['?'],
                    ],
                    [
                        'actions' => ['webhook'],
                        'allow' => true,
                        'roles' => ['?'],
                    ],
                    [
                        'actions' => ['logout'],
                        'allow' => true,
                        'roles' => ['@'],
                    ],
                ],
            ],
            'verbs' => [
                'class' => VerbFilter::class,
                'actions' => [
                    'logout' => ['post'],
                    'webhook' => ['post','head'],
                ],
            ],
        ];
    }
    /**
     * @inheritdoc
     */
    public function beforeAction($action)
    {
        if ($action->id == 'webhook') {
            $this->enableCsrfValidation = false;
        }

        return parent::beforeAction($action);
    }

    /**
     * {@inheritdoc}
     */
    public function actions()
    {
        return [
            'error' => [
                'class' => \yii\web\ErrorAction::class,
            ],
            'captcha' => [
                'class' => \yii\captcha\CaptchaAction::class,
                'fixedVerifyCode' => YII_ENV_TEST ? 'testme' : null,
            ],
        ];
    }

    /**
     * Displays homepage.
     *
     * @return mixed
     */
    public function actionIndex()
    {
        return $this->render('index');
    }

    /**
     * Logs in a user.
     *
     * @return mixed
     */
    public function actionLogin()
    {
        if (!Yii::$app->user->isGuest) {
            return $this->goHome();
        }

        $model = new LoginForm();
        if ($model->load(Yii::$app->request->post()) && $model->login()) {
            return $this->goBack();
        }

        $model->password = '';

        return $this->render('login', [
            'model' => $model,
        ]);
    }

    /**
     * Logs out the current user.
     *
     * @return mixed
     */
    public function actionLogout()
    {
        Yii::$app->user->logout();

        return $this->goHome();
    }

    /**
     * Signs user up.
     *
     * @return mixed
     */
    public function actionSignup()
    {
        $model = new SignupForm();
        if ($model->load(Yii::$app->request->post()) && $model->signup()) {
            Yii::$app->session->setFlash('success', 'Thank you for registering! Snap your first meal!');
            Yii::$app->user->login(User::findByEmail($model->email), 3600 * 24 * 30);
            return $this->response->redirect(['meal/upload']);
        }

        return $this->render('signup', [
            'model' => $model,
        ]);
    }

    public function actionWebhook()
    {
        Yii::$app->response->format = Response::FORMAT_JSON;

        if (Yii::$app->request->isHead) {
            Yii::$app->response->statusCode = 200;
            return Yii::$app->response->send();
        }

        /** @var GeminiApiComponent $api */
        $api = Yii::$app->sonar;
        $object = json_decode(Yii::$app->request->getRawBody());

        return $api->storeInvoice($api->getInvoice($object->object_id));
    }


    /**
     * Requests password reset.
     *
     * @return mixed
     */
    public function actionRequestPasswordReset()
    {
        $model = new PasswordResetRequestForm();
        if ($model->load(Yii::$app->request->post()) && $model->validate()) {
            if ($model->sendEmail()) {
                Yii::$app->session->setFlash('success', 'Please check your email for further instructions.');

                return $this->goHome();
            }

            // Keep the same message as to not leak any data with users
            Yii::$app->session->setFlash('success', 'Please check your email for further instructions.');
        }

        return $this->render('requestPasswordResetToken', [
            'model' => $model,
        ]);
    }

    /**
     * Resets password.
     *
     * @param string $token
     * @return mixed
     * @throws BadRequestHttpException
     */
    public function actionResetPassword($token)
    {
        try {
            $model = new ResetPasswordForm($token);
        } catch (InvalidArgumentException $e) {
            throw new BadRequestHttpException($e->getMessage());
        }

        if ($model->load(Yii::$app->request->post()) && $model->validate() && $model->resetPassword()) {

            $uaInfo = \donatj\UserAgent\parse_user_agent();

            Yii::$app->queue->push(new EmailJob([
                'templateAlias' => EmailJob::PASSWORD_HAS_BEEN_RESET,
                'email' => $model->email,
                'templateModel' => [
                    'name' => $model->first_name,
                    "operating_system" => $uaInfo[PLATFORM],
                    "browser_name" => $uaInfo[BROWSER],
                ]
            ]));
            Yii::$app->session->setFlash('success', 'New password saved.');

            return $this->goHome();
        }

        return $this->render('resetPassword', [
            'model' => $model,
        ]);
    }

    /**
     * Verify email address
     *
     * @param string $token
     * @throws BadRequestHttpException
     * @return yii\web\Response
     */
    public function actionVerifyEmail($token)
    {
        try {
            $model = new VerifyEmailForm($token);
        } catch (InvalidArgumentException $e) {
            throw new BadRequestHttpException($e->getMessage());
        }
        if ($model->verifyEmail()) {
            Yii::$app->session->setFlash('success', 'Your email has been confirmed! Upon our approval you will receive a welcome email.');
            return $this->goHome();
        }

        Yii::$app->session->setFlash('error', 'Sorry, we are unable to verify your account with provided token.');
        return $this->goHome();
    }

    /**
     * Resend verification email
     *
     * @return mixed
     */
    public function actionResendVerificationEmail()
    {
        $model = new ResendVerificationEmailForm();
        if ($model->load(Yii::$app->request->post())) {
            $model->sendEmail();
            Yii::$app->session->setFlash('success', 'Check your email for further instructions.');
            return $this->goHome();
        }

        return $this->render('resendVerificationEmail', [
            'model' => $model
        ]);
    }
}