<?php

class actionGeoCity extends cmsAction {

    public function run($city_id = null, $region_id = null) {

        $city    = [];
        $region  = [];
        $country = [];

        if ($city_id) {

            $city = $this->model->getCityParents($city_id);
            if (!$city) {
                return cmsCore::error404();
            }

            $country = [
                'id'   => $city['country_id'],
                'name' => $city['country_name']
            ];

            $region = [
                'id'   => $city['region_id'],
                'name' => $city['region_name']
            ];

        } else {

            if (!$region_id) {
                return cmsCore::error404();
            }

            $region = $this->model->getRegionParents($region_id);
            if (!$region) {
                return cmsCore::error404();
            }

            $country = [
                'id'   => $region['country_id'],
                'name' => $region['country_name']
            ];

            $city = [
                'country_id' => $country['id'],
                'region_id'  => $region['id']
            ];
        }

        $form = $this->getForm('city', [$country['id']]);

        if ($this->request->has('submit')) {

            $city = $form->parse($this->request, true);

            $errors = $form->validate($this, $city);

            if (!$errors) {

                if ($city_id) {

                    $this->model->update('geo_cities', $city_id, $city);

                    $this->cms_cache->clean('geo.city');

                    cmsUser::addSessionMessage(LANG_GEO_CITY_UPDATED, 'success');

                } else {

                    $this->model->insert('geo_cities', $city);

                    cmsUser::addSessionMessage(LANG_GEO_CITY_ADDED, 'success');
                }

                $this->cms_cache->clean('geo.cities');

                return $this->redirectToAction('cities', [$region['id'], $country['id']]);
            }

            cmsUser::addSessionMessage(LANG_FORM_ERRORS, 'error');
        }

        $this->cms_template->setPageH1([$country['name'], $region['name'], ($city['name'] ?? LANG_GEO_ADD_CITY)]);

        return $this->cms_template->render('backend/city', [
            'do'      => $city_id ? 'edit' : 'add',
            'city'    => $city,
            'region'  => $region,
            'country' => $country,
            'form'    => $form,
            'errors'  => $errors ?? false
        ]);
    }

}