<?php

namespace App\User;

use Qs_ViewController;
use Qs_SiteMap;
use Qs_Exception;
use Qs_Doc_Item;
use App_Settings_Obj as SettingsObj;
use App_ECommerce_Cart_View as CartView;
use App\User\MembershipType\Obj as MembershipObj;
use App\User\MembershipType\Exception as MembershipException;

/**
 * @method Obj _getDataObj
 */
class View extends Qs_ViewController
{
    protected $_actions = ['view', 'edit', 'update', 'cancel', 'renew'];
    protected $_newPassword;

    protected $_hasLog = true;
    protected $_logIgnoredControllers = ['App_Cms_View'];

    protected function _init()
    {
        parent::_init();

        $this->_setMessage('Your profile has been updated', static::MSG_UPDATED);

        $lockMessage = 'Your profile  is currently being edited by "%firstName% %lastName%" %userRoleTitle%. '
            . 'Please try again later.';
        $this->_setMessage($lockMessage, static::MSG_LOCKED);

        $this->_setBackUrl($this->_getRedirectUrl());

        return $this;
    }

    protected function _initAction()
    {
        $defaultAction = $this->getConfig('defaultAction');
        if (!in_array($defaultAction, $this->_actions)) {
            throw new Qs_Exception('Default action is not set properly');
        }
        $this->_defaultAction = $defaultAction;

        return parent::_initAction();
    }

    protected function _getLog()
    {
        if (null === $this->_log) {
            parent::_getLog();
            $this->_log->setAction('edit', 'Headed to Edit Profile');
            $this->_log->setAction('update', 'Profile has been updated');
        }
        return $this->_log;
    }

    protected function _callAction()
    {
        $this->_getDataObj()->setPrimaryKey($this->_doc->getAuthData('id'));
        parent::_callAction();
    }

    protected function _initFromForm(\Qs_Form $form)
    {
        $this->_newPassword = $form->getElement('password')->getValue();
        return parent::_initFromForm($form);
    }

    protected function _postUpdate()
    {
        $this->_updateCredential();

        if (Module::MODE_ASSOCIATION == $this->getConfig('mode')) {
            $this->_sendProfileUpdateNotification();
        }

        return parent::_postUpdate();
    }

    protected function _updateCredential()
    {
        if (!empty($this->_newPassword)) {
            $data = $this->_doc->getAuth()->getStorage()->read();
            $data['credential'] = $this->_newPassword;
            $this->_doc->getAuth()->getStorage()->write($data);
        }

        return $this;
    }

    protected function _sendProfileUpdateNotification()
    {
        $previousData = $this->_getDataObj()->getPreviousData();
        $currentData = $this->_getDataObj()->clearData()->getData();

        $diff = new Diff($previousData, $currentData);
        $updatedData = $diff->getDiff();

        if ($updatedData) {
            $subject = SettingsObj::get('changeProfileEmailSubject');
            $from = SettingsObj::getEmailFrom('changeProfileEmailFrom');
            $to = SettingsObj::getAdminEmails();
            $body = SettingsObj::get('changeProfileEmailBody');

            $data = $this->_getDataObj()->getData();
            $data['link'] = BASE_URL_LANGUAGE;
            if (false !== ($link = Qs_SiteMap::findFirst(null, ['type' => 'User\\Admin\\'], null, 'url'))) {
                $query = ['action' => 'edit', 'id' => $this->_getDataObj()->getPrimaryKey()];
                $data['link'] = $link . '?' . http_build_query($query);
            }
            $data['changedFields'] = $this->_renderChangedFields($updatedData);

            $escapedFields = ['changedFields'];
            foreach ($data as $field => $value) {
                if (is_array($value)) {
                    continue;
                }
                if (!in_array($field, $escapedFields)) {
                    $value = htmlspecialchars($value);
                }
                $body = str_replace('{' . $field . '}', $value, $body);
            }

            $this->_sendMail(compact('subject', 'from', 'to', 'body'));
        }

        return $this;
    }

    protected function _renderChangedFields(array $data)
    {
        $smarty = $this->_doc->getSmarty();
        $smarty->assign('DOC', $this->_doc);

        $item['templatePath'] = (array) $this->_getTemplatePath();
        $item['fields'] = $data;
        $itemObj = new Qs_Doc_Item($item);

        $smarty->assign('item', $itemObj);
        return $smarty->fetch($itemObj->getTemplate('changed-fields-render.tpl'));
    }

    protected function _getRedirectUrl()
    {
        $redirectUrl = Qs_SiteMap::findFirst(null, ['type' => 'User\\'], ['defaultAction' => 'view'], 'url');
        if (!$redirectUrl) {
            /**
             * якщо немає сторінки з блоком інформації про юзера, то робимо перехід на першу сторінку в юзерського меню
             */
            $redirectUrl = Qs_SiteMap::findFirst(['isAccountNavigation' => 'y'], null, null, 'url');
        }
        if (!$redirectUrl) {
            $redirectUrl = BASE_URL_LANGUAGE . '/' . PARENT_PAGE;
        }
        return $redirectUrl;
    }

    protected static function getEditProfilePage($field = null)
    {
        return Qs_SiteMap::findFirst(null, ['type' => 'User\\'], ['defaultAction' => 'edit'], $field);
    }

    protected function _doView()
    {
        if ($this->_doc->isPagePreviewMode()) {
            /**
             * Якщо ми на прев’юві сторінки, то дані про юзера треба браит з конфігі, а не з БД.
             */
            $item = $this->getConfig('previewData')->dbData->toArray();
        } else {
            $item = $this->_getDataObj()->getDataForView();
        }

        if (empty($item) || Entity::STATUS_ACTIVE != $item['status']) {
            $this->_doc->display404();
        }

        $item['personBlockClass'] = 'person-info';
        $item['companyBlockClass'] = 'company-info';

        $options['selector'] = '.' . $item['personBlockClass'] . ', ' . '.' . $item['companyBlockClass'];
        $this->_doc->addInitFunction('qs.html.justifyHeight', [$options]);

        $item['config'] = $this->getConfig()->toArray();
        $item['showPhoto'] = Module::MODE_ASSOCIATION === $this->getConfig('mode');
        $item['editProfileUrl'] = self::getEditProfilePage('url');
        $item['renewUrl'] = self::getPage('url') . '?action=renew';
        $item['tpl'] = $this->getTemplate('view.tpl');
        $this->_addItem($item);

        $this->_postView();

        return $this;
    }

    protected function _doEdit()
    {
        if ($this->_doc->isPagePreviewMode()) {
            /**
             * Якщо ми на прев’юві сторінки, то дані про юзера треба брати з конфігу, а не з БД.
             */
            $data = $this->getConfig('previewData')->dbData->toArray();
        } else {
            $data = $this->_getDataObj()->getData();
        }
        if (null === $data) {
            $this->_setBackError(static::MSG_DATA_UNAVAILABLE);
            $this->_doBack();
        }

        if (!$this->_lock()) {
            $this->_setBackAttention($this->_createMessage(static::MSG_LOCKED, $this->_getLocker()));
            $this->_doBack();
        }

        $form = $this->_getEditForm(['defaults' => $data]);
        $form->setDefaults();
        $this->_addFormItem($form);
        $this->_postEdit();
        return $this;
    }

    protected function _doRenew()
    {
        $membershipObj = new MembershipObj();
        try {
            $result = $membershipObj->renew($this->_doc->getAuthData('id'));
            switch ($result) {
                case MembershipObj::RENEWED:
                    $this->_setBackMessage('Membership has been renewed');
                    $this->_doBack();
                    break;
                case MembershipObj::CHECKOUT_REQUIRED:
                    $url = CartView::getPage('url');
                    $this->_setBackUrl($url);
                    $this->_doBack();
                    break;
                default:
                    throw new \Exception('Unexpected result');
            }
        } catch (MembershipException $e) {
            $this->_setBackError($e->getMessage());
            $this->_doBack();
        }
        return $this;
    }
}