<?php

namespace AcyMailing\Controllers\Mails;

use AcyMailing\Classes\CampaignClass;
use AcyMailing\Classes\FollowupClass;
use AcyMailing\Classes\ListClass;
use AcyMailing\Classes\MailClass;
use AcyMailing\Classes\TagClass;
use AcyMailing\Controllers\CampaignsController;
use AcyMailing\Helpers\EditorHelper;
use AcyMailing\Helpers\MailerHelper;
use AcyMailing\Helpers\PaginationHelper;
use AcyMailing\Types\UploadFileType;

trait Edition
{
    public function edit(): void
    {
        if (!acym_isAdmin()) {
            wp_verify_nonce(acym_getVar('cmd', '_wpnonce'), 'acymnonce') || die('Invalid Token');
        }

        $tempId = acym_getVar('int', 'id');
        $mailClass = new MailClass();
        $typeEditor = acym_getVar('string', 'type_editor');
        $notification = acym_getVar('cmd', 'notification');
        $return = acym_getVar('string', 'return', '');
        $followupId = acym_getVar('int', 'followup_id', 0);
        $followupClass = new FollowupClass();

        $campaignController = new CampaignsController();

        if (base64_decode($return, true) === false) {
            $return = empty($return) ? '' : $return;
        } else {
            $return = empty($return) ? '' : urldecode(base64_decode($return));
        }

        $type = acym_getVar('string', 'type', '');
        $fromId = acym_getVar('int', 'from');
        $listIds = acym_getVar('int', 'list_id', []);

        if (in_array($type, [MailClass::TYPE_WELCOME, MailClass::TYPE_UNSUBSCRIBE])) {
            array_pop($this->breadcrumb);
            $this->breadcrumb[acym_translation('ACYM_LISTS')] = acym_completeLink('lists');
            $campaignController->setTaskListing($type);

            if (!empty($listIds)) {
                $listIds = [$listIds];
            }
        }


        if (!empty($notification)) {
            $mail = $mailClass->getOneByName($notification);
            if (!empty($mail->id)) {
                $tempId = $mail->id;
            }
        }

        $isAutomationAdmin = false;
        $fromMail = '';

        if (!empty($fromId)) {
            $fromMail = $mailClass->getOneById($fromId);
        }

        if ($type === 'automation_admin') {
            $type = MailClass::TYPE_AUTOMATION;
            $isAutomationAdmin = true;
        }

        // new mails
        if (empty($tempId)) {
            if (empty($fromId)) {
                $mail = new \stdClass();
                $mail->name = '';
                $mail->subject = '';
                $mail->preheader = '';
                $mail->tags = [];
                $mail->type = $type;
                $mail->body = '';
                $mail->editor = in_array($type, [MailClass::TYPE_AUTOMATION, MailClass::TYPE_FOLLOWUP, MailClass::TYPE_SCENARIO]) ? 'acyEditor' : $typeEditor;
                $mail->headers = '';
                $mail->thumbnail = null;
                $mail->links_language = '';
                $mail->from_email = '';
                $mail->from_name = '';
                $mail->reply_to_email = '';
                $mail->reply_to_name = '';
            } else {
                $mail = $fromMail;
                $mail->id = 0;
                $mail->from_email = $fromMail->from_email;
                $mail->from_name = $fromMail->from_name;
                $mail->reply_to_email = $fromMail->reply_to_email;
                $mail->reply_to_name = $fromMail->reply_to_name;
                if (0 == $mail->drag_editor) {
                    $mail->editor = 'html';
                } else {
                    $mail->editor = !empty($typeEditor) ? $typeEditor : 'acyEditor';
                }
            }
            $mail->access = [];
            $mail->delay = 0;
            $mail->delay_unit = FollowupClass::DEFAULT_DELAY_UNIT;

            if (!empty($type)) $mail->type = $type;

            if (MailClass::TYPE_AUTOMATION != $type || empty($fromId)) $mail->id = 0;

            switch ($type) {
                case MailClass::TYPE_WELCOME:
                    $breadcrumbTitle = 'ACYM_CREATE_WELCOME_MAIL';
                    break;
                case MailClass::TYPE_UNSUBSCRIBE:
                    $breadcrumbTitle = 'ACYM_CREATE_UNSUBSCRIBE_MAIL';
                    break;
                case MailClass::TYPE_AUTOMATION:
                    $breadcrumbTitle = 'ACYM_NEW_EMAIL';
                    break;
                case MailClass::TYPE_FOLLOWUP:
                    $breadcrumbTitle = 'ACYM_NEW_FOLLOW_UP_EMAIL';
                    break;
                case MailClass::TYPE_SCENARIO:
                    $breadcrumbTitle = 'ACYM_SCENARIO_EMAIL';
                    break;
                default:
                    $breadcrumbTitle = 'ACYM_CREATE_TEMPLATE';
            }

            $breadcrumbTitle = acym_translation($breadcrumbTitle);
            $breadcrumbUrl = 'mails&task=edit&type_editor='.$typeEditor.(!empty($fromId) ? '&from='.$fromId : '').'&type='.$type;
        } else {
            // Existing mails and notifications
            if (!$mailClass->hasUserAccess($tempId)) {
                die('Access denied for this email');
            }

            $mail = $mailClass->getOneById($tempId);

            if (!empty($fromMail)) {
                $mail->drag_editor = $fromMail->drag_editor;
                $mail->body = $fromMail->body;
                $mail->stylesheet = $fromMail->stylesheet;
                $mail->settings = $fromMail->settings;
                $mail->from_email = $fromMail->from_email;
                $mail->from_name = $fromMail->from_name;
                $mail->reply_to_email = $fromMail->reply_to_email;
                $mail->reply_to_name = $fromMail->reply_to_name;
            }

            if (!empty($followupId)) $followupClass->getDelaySettingToMail($mail, $followupId);

            $mail->editor = $mail->drag_editor == 0 ? 'html' : 'acyEditor';
            if (!empty($typeEditor)) $mail->editor = $typeEditor;

            if (empty($notification)) {
                if (in_array($mail->type, [MailClass::TYPE_WELCOME, MailClass::TYPE_UNSUBSCRIBE])) {
                    array_pop($this->breadcrumb);
                    $this->breadcrumb[acym_translation('ACYM_LISTS')] = acym_completeLink('lists');
                }

                if ($mail->type === MailClass::TYPE_OVERRIDE) {
                    array_pop($this->breadcrumb);
                    $this->breadcrumb[acym_translation('ACYM_EMAILS_OVERRIDE')] = acym_completeLink('override');
                    acym_loadLanguageFile('plg_user_joomla', ACYM_BASE);
                    acym_loadLanguageFile('com_users');
                    acym_loadLanguageFile('com_contact');
                    $breadcrumbTitle = acym_translationSprintf(
                        preg_replace(
                            '#^{trans:([A-Z_]+)(|.+)*}$#',
                            '$1',
                            $mail->subject
                        ),
                        '{param1}',
                        '{param2}'
                    );
                } else {
                    $breadcrumbTitle = $mail->name;
                }

                $breadcrumbUrl = 'mails&task=edit&id='.$mail->id;
            } else {
                if (empty($return)) {
                    $httpReferer = acym_getVar('string', 'HTTP_REFERER', '', 'SERVER');
                    $return = empty($httpReferer) ? '' : $httpReferer;
                }

                $notifName = acym_translation('ACYM_NOTIFICATIION_'.strtoupper(substr($mail->name, 4)));
                if (strpos($notifName, 'ACYM_NOTIFICATIION_') !== false) {
                    array_pop($this->breadcrumb);
                    $this->breadcrumb[acym_translation('ACYM_CONFIGURATION')] = acym_completeLink('configuration');

                    $notifName = $mail->name;

                    if ($notifName === 'acy_confirm') {
                        $notifName = acym_translation('ACYM_CONFIRMATION_EMAIL');
                    } elseif ($notifName === 'acy_notification_create') {
                        $notifName = acym_translation('ACYM_NOTIFICATION_CREATE_EMAIL');
                    } elseif ($notifName === 'acy_notification_unsub') {
                        $notifName = acym_translation('ACYM_NOTIFICATION_UNSUB_EMAIL');
                    } elseif ($notifName === 'acy_notification_unsuball') {
                        $notifName = acym_translation('ACYM_NOTIFICATION_UNSUBALL_EMAIL');
                    } elseif ($notifName === 'acy_notification_subform') {
                        $notifName = acym_translation('ACYM_NOTIFICATION_SUBFORM_EMAIL');
                    } elseif ($notifName === 'acy_notification_profile') {
                        $notifName = acym_translation('ACYM_NOTIFICATION_PROFILE_EMAIL');
                    } elseif ($notifName === 'acy_notification_confirm') {
                        $notifName = acym_translation('ACYM_NOTIFICATION_CONFIRM_EMAIL');
                    }
                }

                $breadcrumbTitle = $notifName;
                $breadcrumbUrl = 'mails&task=edit&notification='.$mail->name;
            }

            if (!empty($mail->stylesheet) && strpos($mail->stylesheet, '[class="') !== false) {
                acym_enqueueMessage(acym_translation('ACYM_WARNING_STYLESHEET_NOT_CORRECT'), 'warning');
            }
        }

        if (!empty($return)) {
            $breadcrumbUrl .= '&return='.urlencode(base64_encode($return));
        }
        $this->breadcrumb[$breadcrumbTitle] = acym_completeLink($breadcrumbUrl);

        $lists = [];

        if (in_array($mail->type, [MailClass::TYPE_WELCOME, MailClass::TYPE_UNSUBSCRIBE])) {
            $listClass = new ListClass();
            $lists = $listClass->getAllWithIdName();

            if (empty($listIds) && !empty($mail->id)) $listIds = $listClass->getListIdsByWelcomeUnsub($mail->id, $mail->type == MailClass::TYPE_WELCOME);
            if (!is_array($listIds)) {
                $listIds = [$listIds];
            }
        }

        if (!empty($mail->attachments) && !is_array($mail->attachments)) {
            $mail->attachments = json_decode($mail->attachments, true);
        } elseif (empty($mail->attachments)) {
            $mail->attachments = [];
        }

        $mail->thumbnail = $mail->thumbnail ?? '';

        $tagClass = new TagClass();
        $languages = acym_getLanguages(true, true);
        $data = [
            'mail' => $mail,
            'allTags' => $tagClass->getAllTagsByType(TagClass::TYPE_MAIL),
            'isAutomationAdmin' => $isAutomationAdmin,
            'social_icons' => $this->config->get('social_icons', '{}'),
            'fromId' => $fromId,
            'langChoice' => count($languages) < 2
                ? []
                : [
                    'links' => $mail->links_language,
                    'name' => 'mail[links_language]',
                ],
            'list_id' => $listIds,
            'lists' => $lists,
            'delay_unit' => $followupClass->getDelayUnits(),
            'default_delay_unit' => FollowupClass::DEFAULT_DELAY_UNIT,
            'followup_id' => $followupId,
            'uploadFileType' => new UploadFileType(),
            'mailClass' => $mailClass,
        ];
        $followup = $followupClass->getOneById($data['followup_id']);

        if (!empty($followup)) {
            $data['followup_trigger'] = $followup->trigger;
        }

        $this->prepareMailMultilingual($data);
        $this->prepareEditorEdit($data);

        $campaignController->prepareMaxUpload($data);

        if (!empty($return)) {
            $data['return'] = $return;
        }

        acym_setVar('layout', 'edit');
        $data['menuClass'] = $this->menuClass;

        parent::display($data);
    }

    private function prepareMailMultilingual(array &$data): void
    {
        $mail = $data['mail'];
        if (in_array($mail->type, [MailClass::TYPE_WELCOME, MailClass::TYPE_UNSUBSCRIBE, MailClass::TYPE_NOTIFICATION]) && acym_isMultilingual()) {
            $data['multilingual'] = true;
        }
    }

    private function prepareEditorEdit(array &$data): void
    {
        $data['editor'] = new EditorHelper();
        $data['editor']->content = $data['mail']->body;
        $data['editor']->autoSave = empty($data['mail']->autosave) ? '' : $data['mail']->autosave;
        $data['editor']->editor = empty($data['mail']->editor) ? '' : $data['mail']->editor;
        if (!empty($data['mail']->id)) $data['editor']->mailId = $data['mail']->id;
        if (!empty($data['mail']->type)) $data['editor']->automation = $data['isAutomationAdmin'];
        if (!empty($data['mail']->settings)) $data['editor']->settings = $data['mail']->settings;
        if (!empty($data['mail']->stylesheet)) $data['editor']->stylesheet = $data['mail']->stylesheet;

        $data['editor']->data = [
            'mail' => $data['mail'],
            'mailClass' => new MailClass(),
        ];

        if (!empty($data['multilingual'])) {
            $data['editor']->data['tagClass'] = new TagClass();
            $data['editor']->data['main_language'] = $this->config->get('multilingual_default');
            $data['editor']->data['languages'] = explode(',', $this->config->get('multilingual_languages'));
            $data['editor']->data['multilingual'] = true;

            $allLanguages = acym_getLanguages();

            $mainLang = new \stdClass();
            $mainLang->code = $data['editor']->data['main_language'];
            $mainLang->name = empty($allLanguages[$data['editor']->data['main_language']]) ? $data['editor']->data['main_language']
                : $allLanguages[$data['editor']->data['main_language']]->name;
            $data['editor']->data['main_language'] = $mainLang;
            $mailClass = new MailClass();
            $mailId = empty($data['mail']->id) ? -1 : $data['mail']->id;
            $translations = $mailClass->getTranslationsById($mailId, true);
            foreach ($data['editor']->data['languages'] as $i => $oneLangCode) {
                $data['editor']->data['languages'][$i] = new \stdClass();
                $data['editor']->data['languages'][$i]->code = $oneLangCode;
                $data['editor']->data['languages'][$i]->name = empty($allLanguages[$oneLangCode]) ? $oneLangCode : $allLanguages[$oneLangCode]->name;
                $data['editor']->data['languages'][$i]->subject = empty($translations[$oneLangCode]->subject) ? '' : $translations[$oneLangCode]->subject;
                $data['editor']->data['languages'][$i]->preview = empty($translations[$oneLangCode]->preheader) ? '' : $translations[$oneLangCode]->preheader;
                $data['editor']->data['languages'][$i]->content = empty($translations[$oneLangCode]->body) ? '' : $translations[$oneLangCode]->body;
                $data['editor']->data['languages'][$i]->autosave = empty($translations[$oneLangCode]->autosave) ? '' : $translations[$oneLangCode]->autosave;
                $data['editor']->data['languages'][$i]->settings = empty($translations[$oneLangCode]->settings) ? '' : $translations[$oneLangCode]->settings;
                $data['editor']->data['languages'][$i]->stylesheet = empty($translations[$oneLangCode]->stylesheet) ? '' : $translations[$oneLangCode]->stylesheet;
            }
            $data['editor']->data['editor'] = new \stdClass();
            $data['editor']->data['editor']->editor = 'acyEditor';
        }

        if ($data['editor']->isDragAndDrop()) {
            $this->loadScripts['edit'][] = 'editor-wysid';
            $this->loadScripts['edit']['vue-applications'] = ['custom_view'];
        } else {
            $this->loadScripts['edit'][] = 'dtextPicker';
        }
    }

    /**
     * Spaghetti code, needs refactoring.
     *
     * 1 - Save the main mail
     * 2 - Save the alternate versions if any
     */
    public function store(bool $ajax = false): int
    {
        wp_verify_nonce(acym_getVar('cmd', '_wpnonce'), 'acymnonce') || die('Invalid Token');

        $mailClass = new MailClass();
        $formData = acym_getVar('array', 'mail', []);
        $versions = acym_getVar('array', 'versions', [], 'REQUEST', ACYM_ALLOWRAW);
        $versionType = acym_getVar('string', 'version_type', '');
        $currentVersion = acym_getVar('string', 'current_version', 'main');
        $allowedFields = array_diff(acym_getColumns('mail'), ['creator_id']);
        $fromId = acym_getVar('int', 'fromId', 0);
        $return = acym_getVar('string', 'return');

        $fromAutomation = false;
        if (!empty($return) && strpos($return, 'automation') !== false) {
            $fromAutomation = true;
        }

        $mail = new \stdClass();
        foreach ($formData as $name => $data) {
            if (!in_array($name, $allowedFields)) {
                continue;
            }

            $mail->{$name} = $data;
        }

        if (!empty($mail->id)) {
            if (!$mailClass->hasUserAccess($mail->id, true)) {
                die('Cannot save this mail');
            }

            $previousMail = $mailClass->getOneById($mail->id);
        }

        $saveAsTmpl = acym_getVar('int', 'saveAsTmpl', 0);
        if (!empty($versions)) {
            $saveAsTmplVersion = $saveAsTmpl === 1 ? acym_getVar('string', 'saveAsTmplVersion', 'main') : 'main';
            if (!empty($versions[$saveAsTmplVersion]['subject'])) $mail->subject = $versions[$saveAsTmplVersion]['subject'];
            if (!empty($versions[$saveAsTmplVersion]['preview'])) $mail->preheader = $versions[$saveAsTmplVersion]['preview'];
            if (!empty($versions[$saveAsTmplVersion]['content'])) $mail->body = $versions[$saveAsTmplVersion]['content'];
            if (!empty($versions[$saveAsTmplVersion]['settings'])) $mail->settings = $versions[$saveAsTmplVersion]['settings'];
            if (!empty($versions[$saveAsTmplVersion]['stylesheet'])) $mail->stylesheet = $versions[$saveAsTmplVersion]['stylesheet'];

            if ($versionType === 'multilingual') {
                $mail->links_language = $this->config->get('multilingual_default');
            }
        }

        if ($saveAsTmpl === 1) {
            unset($mail->id);
            $mail->type = MailClass::TYPE_TEMPLATE;
        }

        if ($fromAutomation) {
            acym_setVar('from', $mail->id);
            acym_setVar('type', MailClass::TYPE_AUTOMATION);
            acym_setVar('type_editor', 'acyEditor');
        }

        if (empty($mail->subject) && !empty($mail->type) && $mail->type !== MailClass::TYPE_TEMPLATE) {
            $mail->subject = acym_translation('ACYM_EMAIL_SUBJECT');
        }

        $inputNameBody = $saveAsTmpl === 1 ? 'editor_content_template' : 'editor_content';
        $inputNameSettings = $saveAsTmpl === 1 ? 'editor_settings_template' : 'editor_settings';
        $inputNameStylesheet = $saveAsTmpl === 1 ? 'editor_stylesheet_template' : 'editor_stylesheet';
        $inputNameColors = $saveAsTmpl === 1 ? 'main_colors_template' : 'main_colors';

        $mail->tags = acym_getVar('array', 'template_tags', []);
        $mail->body = acym_getVar('string', $inputNameBody, '', 'REQUEST', ACYM_ALLOWRAW);
        $mail->settings = acym_getVar('string', $inputNameSettings, '', 'REQUEST', ACYM_ALLOWRAW);
        $mail->stylesheet = acym_getVar('string', $inputNameStylesheet, '', 'REQUEST', ACYM_ALLOWRAW);
        $mail->headers = acym_getVar('string', 'editor_headers', '', 'REQUEST', ACYM_ALLOWRAW);
        $mail->drag_editor = strpos($mail->body, 'acym__wysid__template') === false ? 0 : 1;
        $mail->thumbnail = '';

        if ($fromAutomation) {
            $mail->type = MailClass::TYPE_AUTOMATION;
        } else {
            $thumbnailName = acym_getVar('string', 'editor_thumbnail', '', 'REQUEST', ACYM_ALLOWRAW);

            if (preg_match('#^thumbnail_([0-9]*)\.png$#', $thumbnailName)) {
                $mail->thumbnail = $thumbnailName;
            }
        }

        if (empty($mail->id)) {
            $mail->creation_date = acym_date('now', 'Y-m-d H:i:s', false);
        }

        $uploadedThumbnail = $this->setThumbnailFromInput();
        if (!empty($uploadedThumbnail)) {
            if (!empty($previousMail->thumbnail)) {
                acym_deleteFile(ACYM_UPLOAD_FOLDER_THUMBNAIL.$previousMail->thumbnail);
            }

            $mail->thumbnail = $uploadedThumbnail;
        } elseif (acym_getVar('bool', 'custom_thumbnail_reset', false)) {
            if (!empty($previousMail->thumbnail)) {
                acym_deleteFile(ACYM_UPLOAD_FOLDER_THUMBNAIL.$previousMail->thumbnail);
            }

            $mail->thumbnail = null;
        }

        if (!empty($previousMail->mail_settings)) {
            $mailSettings = json_decode($previousMail->mail_settings, false);
        } else {
            $mailSettings = new \stdClass();
        }

        $mailSettings->mainColors = acym_getVar('string', $inputNameColors, '', 'REQUEST', ACYM_ALLOWRAW);
        $mail->mail_settings = json_encode($mailSettings);

        // Use the thumbnail of the source mail if not modified
        if (!empty($fromId) && empty($mail->thumbnail) && !$fromAutomation) {
            $thumbnail = $this->setThumbnailFrom($fromId);
            if (!empty($thumbnail)) {
                if (!empty($previousMail->thumbnail)) {
                    acym_deleteFile(ACYM_UPLOAD_FOLDER_THUMBNAIL.$previousMail->thumbnail);
                }

                $mail->thumbnail = $thumbnail;
            }
        }

        if (empty($mail->name) && !in_array($mail->type, MailClass::TYPES_NO_NAME) && empty($mail->id)) {
            $mail->name = empty($mail->subject) ? acym_translation('ACYM_TEMPLATE_NAME') : $mail->subject;
        }

        $this->setAttachmentToMail($mail);

        if ($versionType === 'multilingual' && $currentVersion !== 'main') {
            if (empty($mail->id)) {
                $mail->subject = $versions['main']['subject'];
                $mail->body = $versions['main']['content'];
                $mail->preheader = $versions['main']['preview'];
                $mail->settings = $versions['main']['settings'];
                $mail->stylesheet = $versions['main']['stylesheet'];

                $mailID = $mailClass->save($mail);
            } else {
                $mailID = $mail->id;
            }
        } else {
            $mailID = $mailClass->save($mail);
        }

        if (empty($mailID)) {
            if (!$ajax) {
                acym_enqueueMessage(acym_translation('ACYM_ERROR_SAVING'), 'error');
            }

            if (!empty($mailClass->errors)) {
                if (!$ajax) acym_enqueueMessage($mailClass->errors, 'error');
            }

            return 0;
        }

        if (!empty($mail->type) && in_array($mail->type, [MailClass::TYPE_WELCOME, MailClass::TYPE_UNSUBSCRIBE])) {
            $listIds = acym_getVar('array', 'list_ids', []);
            $listClass = new ListClass();
            $listClass->setWelcomeUnsubEmail($listIds, (int)$mailID, $mail->type);
        } elseif (!empty($mail->type) && $mail->type === MailClass::TYPE_FOLLOWUP) {
            // Pass the new email ID in the return URL to ask user if we should add it to the queue
            acym_setVar('return', acym_getVar('string', 'return').'&newEmailId='.$mailID);

            $followupData = acym_getVar('array', 'followup', []);
            $followupClass = new FollowupClass();
            if (!$followupClass->saveDelaySettings($followupData, $mailID)) {
                acym_enqueueMessage(acym_translation('ACYM_COULD_NOT_SAVE_DELAY_SETTINGS'), 'error');
            }
            if (!empty($followupData['id'])) {
                acym_setVar('followup_id', $followupData['id']);
            }
        }

        if (!$ajax) {
            acym_enqueueMessage(acym_translation('ACYM_SUCCESSFULLY_SAVED'));
        }

        if ($fromAutomation) {
            acym_setVar('type', MailClass::TYPE_AUTOMATION);
            acym_setVar('type_editor', 'acyEditor');
        } else {
            acym_setVar('mailID', $mailID);
        }

        if (!empty($versions) && in_array($versionType, ['multilingual', 'abtest']) && $saveAsTmpl !== 1) {
            $abTestSendingParams = [];

            unset($versions['main']);
            foreach ($versions as $code => $version) {
                if (empty($version['subject'])) {
                    if ($versionType === 'multilingual') {
                        $mailClass->delete([$mailClass->getTranslationId($mailID, $code)]);
                    } elseif (!empty($abTestSendingParams[$code])) {
                        $mailClass->delete([$abTestSendingParams[$code]]);
                    }
                    continue;
                }

                unset($mail->id);
                $versionId = null;
                if ($versionType === 'multilingual') {
                    $versionId = $mailClass->getTranslationId($mailID, $code);
                } elseif (!empty($abTestSendingParams[$code])) {
                    $versionId = $abTestSendingParams[$code];
                }

                if (!empty($versionId)) {
                    $mail->id = $versionId;
                }

                $mail->subject = $version['subject'];
                $mail->preheader = $version['preview'];
                $mail->body = $version['content'];
                $mail->parent_id = $mailID;
                $mail->settings = $version['settings'];
                $mail->stylesheet = $version['stylesheet'];

                if ($versionType === 'multilingual') {
                    $mail->links_language = $code;
                    $mail->language = $code;
                }

                $abTestSendingParams[$code] = $mailClass->save($mail);
            }
        }

        return (int)$mailID;
    }

    private function setThumbnailFromInput(): string
    {
        $thumbnailFile = acym_getVar('array', 'custom_thumbnail', [], 'FILES');
        if (empty($thumbnailFile['name'])) {
            return '';
        }

        $extension = acym_fileGetExt($thumbnailFile['name']);

        $thumbNb = $this->config->get('numberThumbnail', 2);
        $filename = 'thumbnail_custom_'.($thumbNb + 1).'.'.$extension;
        $this->config->saveConfig(['numberThumbnail' => $thumbNb + 1]);
        $thumbnailFile['name'] = $filename;

        ob_start();
        $uploaded = acym_importFile($thumbnailFile, ACYM_UPLOAD_FOLDER_THUMBNAIL, true);
        ob_end_clean();
        if (!empty($uploaded)) {
            return $uploaded;
        }

        acym_enqueueMessage(acym_translation('ACYM_UPLOADED_FILE_IS_NOT_IMAGE'), 'error');

        return '';
    }

    public function setAttachmentToMail(object $mail): void
    {
        if (!empty($mail->id)) {
            $mailClass = new MailClass();
            $mail->attachments = $mailClass->getMailAttachments($mail->id);
        }

        if (!empty($mail->attachments)) {
            if (!is_array($mail->attachments)) {
                $mail->attachments = json_decode($mail->attachments, true);
            }
        } else {
            $mail->attachments = [];
        }

        // Attachments
        $newAttachments = [];
        $attachments = acym_getVar('array', 'attachments', []);
        if (!empty($attachments)) {
            foreach ($attachments as $filepath) {
                if (empty($filepath)) continue;

                $attachment = [
                    'filename' => $filepath,
                    'size' => filesize(ACYM_ROOT.$filepath),
                ];

                //We will never allow some files to be uploaded...
                if (preg_match('#\.(php.?|.?htm.?|pl|py|jsp|asp|sh|cgi)#Ui', $attachment['filename'])) {
                    acym_enqueueMessage(
                        acym_translationSprintf(
                            'ACYM_ACCEPTED_TYPE',
                            substr($attachment['filename'], strrpos($attachment['filename'], '.') + 1),
                            $this->config->get('allowed_files')
                        ),
                        'notice'
                    );
                    continue;
                }

                if (in_array($attachment, $mail->attachments)) continue;

                $newAttachments[] = $attachment;
            }
            // Add to previous attachments
            if (!empty($mail->attachments)) {
                $newAttachments = array_merge($mail->attachments, $newAttachments);
            }
            $mail->attachments = $newAttachments;
        }

        if (empty($mail->attachments)) {
            unset($mail->attachments);
        } else {
            $mail->attachments = json_encode($mail->attachments);
        }
    }

    private function setThumbnailFrom(int $fromId): string
    {
        $thumbNb = $this->config->get('numberThumbnail', 2);
        $fileName = 'thumbnail_'.($thumbNb + 1).'.png';
        $this->config->saveConfig(['numberThumbnail' => $thumbNb + 1]);

        $mailClass = new MailClass();
        $fromMail = $mailClass->getOneById($fromId);
        $fromThumbnail = $fromMail->thumbnail;

        $ret = acym_createFolder(ACYM_UPLOAD_FOLDER_THUMBNAIL);
        if (!$ret) {
            return '';
        }

        $fromThumbnailSource = acym_fileGetContent(acym_getMailThumbnail($fromThumbnail));
        if (empty($fromThumbnailSource)) {
            return '';
        }

        file_put_contents(ACYM_UPLOAD_FOLDER_THUMBNAIL.$fileName, $fromThumbnailSource);

        return $fileName;
    }

    public function apply(): void
    {
        $mailId = $this->store();
        acym_setVar('id', $mailId);
        $this->edit();
    }

    public function save(): void
    {
        $mailId = $this->store();

        // When saving notifications, we return to page where we clicked the "Edit email" button
        $return = str_replace(
            '{mailid}',
            empty($mailId) ? '' : $mailId,
            acym_getVar('string', 'return', '')
        );

        if (empty($return)) {
            $this->listing();
        } else {
            acym_redirect($return);
        }
    }

    public function autoSave(): void
    {
        wp_verify_nonce(acym_getVar('cmd', '_wpnonce'), 'acymnonce') || die('Invalid Token');

        $mailClass = new MailClass();
        $mail = new \stdClass();

        $language = acym_getVar('string', 'language', 'main');
        $mail->id = acym_getVar('int', 'mailId', 0);
        $mail->autosave = base64_decode(acym_getVar('string', 'autoSave', '', 'REQUEST', ACYM_ALLOWRAW));

        if (empty($mail->id) || !$mailClass->hasUserAccess($mail->id, true) || !$mailClass->autoSave($mail, $language)) {
            acym_sendAjaxResponse('', [], false);
        } else {
            acym_sendAjaxResponse();
        }
    }

    public function ajaxCheckVideoUrl(): void
    {
        wp_verify_nonce(acym_getVar('cmd', '_wpnonce'), 'acymnonce') || die('Invalid Token');
        $videoUrl = acym_getVar('string', 'url', '');

        if (!acym_isValidUrl($videoUrl)) {
            acym_sendAjaxResponse('', [], false);
        }

        $image = '';
        $imageName = '';

        $youtubeMatch = '';
        $vimeoMatch = '';
        $dailymotionMatch = '';

        preg_match('/(?:https?:\/{2})?(?:w{3}\.)?youtu(?:be)?\.(?:com|be)(?:\/watch\?v=|\/)([^\s&]+)/', $videoUrl, $youtubeMatch);
        preg_match('/^.*(vimeo\.com\/)((channels\/[A-z]+\/)|(groups\/[A-z]+\/videos\/))?([0-9]+)/', $videoUrl, $vimeoMatch);
        preg_match('/^(?:(?:http|https):\/\/)?(?:www.)?(dailymotion\.com|dai\.ly)\/((video\/([^_]+))|(hub\/([^_]+)|([^\/_]+)))$/', $videoUrl, $dailymotionMatch);

        if (!empty($youtubeMatch)) {
            $image = 'https://img.youtube.com/vi/'.$youtubeMatch[1].'/0.jpg';
            $imageName = $youtubeMatch[1];
        } elseif (!empty($dailymotionMatch)) {
            $dailymotionImage = $dailymotionMatch[4] ?? $dailymotionMatch[2];

            $image = 'https://www.dailymotion.com/thumbnail/video/'.$dailymotionImage;
            $imageName = $dailymotionMatch[2];
        } elseif (!empty($vimeoMatch)) {
            $image = unserialize(file_get_contents('https://vimeo.com/api/v2/video/'.$vimeoMatch[5].'.php'));
            $image = $image[0]['thumbnail_large'];
            $imageName = $vimeoMatch[5];
        }

        if (empty($image) || !acym_isValidUrl($image)) {
            acym_sendAjaxResponse('', [], false);
        }

        acym_sendAjaxResponse('', ['new_image_name' => $this->saveVideoPreview($image, urlencode($imageName).'.jpg')]);
    }

    private function saveVideoPreview(string $image, string $fileName): string
    {
        if (!$this->config->get('add_play_button_video', 1)) {
            return $image;
        }

        $imageVideo = imagecreatefromjpeg($image);
        $playButton = @imagecreatefrompng(ACYM_ROOT.ACYM_MEDIA_FOLDER.'images'.DS.'editor'.DS.'video_insertion'.DS.'play_button.png');
        if ($playButton === false || $imageVideo === false) {
            return $image;
        }
        $imageWidth = imagesx($imageVideo);
        $imageHeight = imagesy($imageVideo);
        $logoWidth = imagesx($playButton);
        $logoHeight = imagesy($playButton);

        $left = round(($imageWidth - $logoWidth) / 2);
        $top = round(($imageHeight - $logoHeight) / 2);
        imagecopy($imageVideo, $playButton, $left, $top, 0, 0, $logoWidth, $logoHeight);
        $tmpFilePath = ACYM_TMP_FOLDER.'tmp.jpg';
        acym_createFolder(ACYM_TMP_FOLDER);
        imagepng($imageVideo, $tmpFilePath, 9);
        $input = imagecreatefrompng($tmpFilePath);
        $output = imagecreatetruecolor($imageWidth, $imageHeight);
        $white = imagecolorallocate($output, 255, 255, 255);

        imagefilledrectangle($output, 0, 0, $imageWidth, $imageHeight, $white);
        imagecopy($output, $input, 0, 0, 0, 0, $imageWidth, $imageHeight);

        ob_start();
        $status = imagejpeg($output, null, 95);
        $imageContent = ob_get_clean();
        if ($status && acym_writeFile(ACYM_ROOT.ACYM_UPLOAD_FOLDER.$fileName, $imageContent)) {
            acym_deleteFile($tmpFilePath);

            return ACYM_UPLOADS_URL.$fileName;
        }

        acym_deleteFile($tmpFilePath);

        return '';
    }

    public function getTemplateAjax(): void
    {
        wp_verify_nonce(acym_getVar('cmd', '_wpnonce'), 'acymnonce') || die('Invalid Token');

        $pagination = new PaginationHelper();
        $id = acym_getVar('int', 'id');
        $id = empty($id) ? '' : '&id='.$id;
        $searchFilter = acym_getVar('string', 'search', '');
        $tagFilter = acym_getVar('string', 'tag', 0);
        $ordering = 'creation_date';
        $orderingSortOrder = 'DESC';
        $type = acym_getVar('string', 'type', 'custom');
        $automation = acym_getVar('boolean', 'automation', false);
        $returnUrl = acym_getVar('string', 'return');
        $returnUrl = empty($returnUrl) || 'undefined' == $returnUrl ? '' : '&return='.urlencode(base64_encode($returnUrl));
        $fromMultilingual = acym_getVar('int', 'is_multilingual_edition', 0);

        $mailsPerPage = $pagination->getListLimit();
        $page = acym_getVar('int', 'pagination_page_ajax', 1);
        if ($page === 'undefined') {
            $page = 1;
        }

        $mailClass = new MailClass();
        $matchingMails = $mailClass->getMatchingElements(
            [
                'ordering' => $ordering,
                'ordering_sort_order' => $orderingSortOrder,
                'search' => $searchFilter,
                'elementsPerPage' => $mailsPerPage,
                'offset' => ($page - 1) * $mailsPerPage,
                'tag' => $tagFilter,
                'automation' => $automation,
                'onlyStandard' => true,
                'creator_id' => $this->setFrontEndParamsForTemplateChoose(),
                'drag_editor' => !empty($fromMultilingual),
                'gettingTemplates' => !$automation,
            ]
        );

        $return = '<div class="grid-x grid-padding-x grid-padding-y grid-margin-x grid-margin-y xxlarge-up-6 large-up-4 medium-up-3 small-up-1 cell acym__template__choose__list margin-top-1">';

        $followup_id = '';
        if ($type == MailClass::TYPE_FOLLOWUP) {
            $followup_id = acym_getVar('int', 'followup_id', 0);
        }
        $listId = 0;
        if (in_array($type, [MailClass::TYPE_WELCOME, MailClass::TYPE_UNSUBSCRIBE])) {
            $listId = acym_getVar('int', 'list_id', 0);
        }
        foreach ($matchingMails['elements'] as $oneTemplate) {
            $return .= '<div class="cell grid-x acym__templates__oneTpl acym__listing__block" id="'.esc_attr($oneTemplate->id).'">
                <div class="cell acym__templates__pic text-center">';

            $url = acym_getVar('cmd', 'ctrl').'&task=edit&step=editEmail&from='.intval($oneTemplate->id).$returnUrl.'&type='.$type.$id.'&'.acym_getFormToken();
            if (!empty($followup_id)) {
                $url .= '&followup_id='.$followup_id;
            }
            if (!empty($listId)) {
                $url .= '&list_id='.$listId;
            }
            if (!empty($this->data['campaignInformation'])) {
                $url .= '&id='.intval($this->data['campaignInformation']);
            }
            if (!$automation || !empty($returnUrl)) {
                $return .= '<a href="'.esc_url(acym_completeLink($url, false, false, true)).'">';
            }

            $return .= '<img src="'.esc_url(acym_getMailThumbnail($oneTemplate->thumbnail)).'" alt="template thumbnail"/>';
            if (!$automation || !empty($returnUrl)) {
                $return .= '</a>';
            }

            if ($oneTemplate->drag_editor) {
                $return .= '<div class="acym__templates__choose__ribbon acyeditor">'.esc_html(acym_translation('ACYM_DD_EDITOR')).'</div>';
            } else {
                $return .= '<div class="acym__templates__choose__ribbon htmleditor">'.esc_html(acym_translation('ACYM_HTML_EDITOR')).'</div>';
            }

            if (strlen($oneTemplate->name) > 55) {
                $oneTemplate->name = substr($oneTemplate->name, 0, 50).'...';
            }
            $return .= '</div>
                        <div class="cell grid-x acym__templates__footer text-center">
                            <div class="cell acym__templates__footer__title acym_text_ellipsis" title="'.esc_attr($oneTemplate->name).'">';
            $return .= esc_html($oneTemplate->name).'</div>
                            <div class="cell">'.esc_html(acym_date($oneTemplate->creation_date, 'ACYM_DATE_FORMAT_LC3')).'</div>
                        </div>
                    </div>';
        }

        $return .= '</div>';

        $pagination->setStatus((int)$matchingMails['total']->total, $page, $mailsPerPage);

        ob_start();
        $pagination->display('', '__ajax');
        $return .= ob_get_clean();

        acym_sendAjaxResponse('', ['pagination' => $return]);
        exit;
    }

    public function setNewThumbnail(): void
    {
        if (!acym_isAdmin() || (!acym_isAllowed('mails') && !acym_isAllowed('campaigns'))) {
            die('Access denied for thumbnail creation');
        }

        wp_verify_nonce(acym_getVar('cmd', '_wpnonce'), 'acymnonce') || die('Invalid Token');
        $contentThumbnail = acym_getVar('string', 'content', '');
        if (strpos($contentThumbnail, 'data:image/png') !== 0) {
            acym_sendAjaxResponse('This file is not allowed.', [], false);
        }

        $mailId = acym_getVar('int', 'mailId', 0);
        if (!empty($mailId)) {
            $mailClass = new MailClass();
            $mail = $mailClass->getOneById($mailId);
            if (!empty($mail)) {
                $file = $mail->thumbnail;
            }
        }

        if (empty($file) || strpos($file, 'http') === 0) {
            $thumbNb = $this->config->get('numberThumbnail', 2);
            $file = 'thumbnail_'.($thumbNb + 1).'.png';
            $this->config->saveConfig(['numberThumbnail' => $thumbNb + 1]);
        }

        $extension = acym_fileGetExt($file);
        if (strpos($file, 'thumbnail_') === false || !in_array($extension, ['png', 'jpeg', 'jpg', 'gif', 'webp'])) {
            acym_sendAjaxResponse('This file is not allowed.', [], false);
        }

        acym_createFolder(ACYM_UPLOAD_FOLDER_THUMBNAIL);
        file_put_contents(ACYM_UPLOAD_FOLDER_THUMBNAIL.$file, base64_decode(preg_replace('#^data:image/\w+;base64,#i', '', $contentThumbnail)));

        acym_sendAjaxResponse('', ['fileName' => $file]);
    }

    public function setNewIconShare(): void
    {
        wp_verify_nonce(acym_getVar('cmd', '_wpnonce'), 'acymnonce') || die('Invalid Token');
        $socialName = acym_getVar('string', 'social', '');
        $socialMedias = acym_getSocialMedias();
        if (!in_array($socialName, $socialMedias)) {
            acym_sendAjaxResponse(acym_translationSprintf('ACYM_UNKNOWN_SOCIAL', $socialName), [], false);
        }

        $file = acym_getVar('array', 'file', [], 'FILES');
        $extension = pathinfo($file['name'], PATHINFO_EXTENSION);
        $newPath = ACYM_UPLOAD_FOLDER.'socials'.DS.$socialName;
        $newPathComplete = $newPath.'.'.$extension;

        $allowedExtensions = acym_getImageFileExtensions(true);
        if (!in_array($extension, $allowedExtensions)) {
            $errorMessage = acym_translationSprintf('ACYM_ACCEPTED_TYPE', $extension, implode(', ', $allowedExtensions));
        } elseif (!acym_uploadFile($file['tmp_name'], ACYM_ROOT.$newPathComplete)) {
            $errorMessage = acym_translationSprintf('ACYM_ERROR_UPLOADING_FILE_X', $newPathComplete);
        } elseif (strtolower($extension) === 'svg' && !acym_isSvgFileSafe(ACYM_ROOT.$newPathComplete)) {
            acym_deleteFile(ACYM_ROOT.$newPathComplete);
            $errorMessage = acym_translationSprintf('ACYM_ERROR_UPLOADING_FILE_X', $newPathComplete);
        }

        if (!empty($errorMessage)) {
            acym_sendAjaxResponse($errorMessage, [], false);
        }

        $newImg = acym_rootURI().$newPathComplete;
        $newImgWithoutExtension = acym_rootURI().$newPath;

        $socialIcons = json_decode($this->config->get('social_icons', '{}'), true);
        $socialIcons[$socialName] = $newImg;
        $this->config->saveConfig(['social_icons' => json_encode($socialIcons)]);

        acym_sendAjaxResponse(
            acym_translation('ACYM_ICON_IMPORTED'),
            [
                'url' => $newImgWithoutExtension,
                'extension' => $extension,
            ]
        );
    }

    public function saveAjax(): void
    {
        $mailId = $this->store(true);

        if (!empty($mailId)) {
            acym_sendAjaxResponse('', ['result' => $mailId]);
        } else {
            acym_sendAjaxResponse(acym_translation('ACYM_ERROR_SAVING'), [], false);
        }
    }

    public function loadCSS(): void
    {
        header('Content-Type: text/css');
        $idMail = acym_getVar('int', 'id', 0);
        if (empty($idMail)) {
            exit;
        }

        $mailClass = new MailClass();
        $mail = $mailClass->getOneById($idMail);

        // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Returning content as text/css, need to output raw content.
        echo $mailClass->buildCSS($mail->stylesheet);
        exit;
    }

    /*
     * Method used to send a test when editing a notification email
     */
    public function test(): void
    {
        $mailId = $this->store();
        $return = acym_getVar('string', 'return', '');
        acym_setVar('return', $return);
        acym_setVar('id', $mailId);

        $mailClass = new MailClass();
        $mail = $mailClass->getOneById($mailId);

        if (empty($mail)) {
            acym_enqueueMessage(acym_translation('ACYM_CAMPAIGN_NOT_FOUND'), 'error');
            $this->edit();

            return;
        }

        $mailerHelper = new MailerHelper();
        $mailerHelper->autoAddUser = true;
        $mailerHelper->report = false;

        $currentEmail = acym_currentUserEmail();
        $options = ['isTest' => true];
        if ($mailerHelper->sendOne($mailId, $currentEmail, $options)) {
            acym_enqueueMessage(acym_translationSprintf('ACYM_SEND_SUCCESS', $mail->name, $currentEmail), 'info');
        } else {
            $notification = [
                'name' => 'send_error',
                'removable' => 1,
            ];
            acym_enqueueMessage(acym_translationSprintf('ACYM_SEND_ERROR', $mail->name, $currentEmail), 'error', true, [$notification]);
        }

        $this->edit();
    }

    public function sendTest(): void
    {
        wp_verify_nonce(acym_getVar('cmd', '_wpnonce'), 'acymnonce') || die('Invalid Token');
        $controller = acym_getVar('string', 'controller', 'mails');
        $level = 'info';

        $testNote = acym_getVar('string', 'test_note', '');
        $mailClass = new MailClass();
        $mailerHelper = new MailerHelper();
        $mailerHelper->autoAddUser = true;
        $mailerHelper->report = false;

        if (in_array($controller, ['mails', 'frontmails'])) {
            $mailId = acym_getVar('int', 'id', 0);
        } else {
            $campaignId = acym_getVar('int', 'id', 0);
            $campaignClass = new CampaignClass();
            $campaign = $campaignClass->getOneById($campaignId);
            if (empty($campaign)) {
                acym_sendAjaxResponse('', ['level' => 'error', 'message' => acym_translation('ACYM_CAMPAIGN_NOT_FOUND')], false);
            }
            if (!$campaignClass->hasUserAccess($campaignId)) {
                die('A test of this campaign cannot be sent');
            }

            $mailId = $campaign->mail_id;
            $mailerHelper->isAbTest = $campaignClass->isAbTestMail($mailId);

            $campaignVersion = acym_getVar('string', 'lang_version', 'main');
            if (!empty($campaignVersion) && $campaignVersion !== 'main') {
                if ($campaignVersion === 'B') {
                    $versions = $mailClass->getVersionsById($mailId);
                    if (!empty($versions)) {
                        $mailIds = array_keys($versions);
                        $mailId = array_pop($mailIds);
                    }
                } else {
                    $translationId = $mailClass->getTranslationId($mailId, $campaignVersion);
                    if (!empty($translationId)) {
                        $mailId = $translationId;
                    }
                }
            }
        }

        $mail = $mailClass->getOneById($mailId);

        if (empty($mail) || !$mailClass->hasUserAccess($mailId)) {
            acym_sendAjaxResponse('', ['level' => 'error', 'message' => acym_translation('ACYM_EMAIL_NOT_FOUND')], false);
        }

        $report = [];

        $testEmails = explode(',', acym_getVar('string', 'test_emails'));
        $options = [
            'isTest' => true,
            'testNote' => $testNote,
        ];
        foreach ($testEmails as $oneAddress) {
            if (!$mailerHelper->sendOne($mail->id, $oneAddress, $options)) {
                $level = 'error';
            }

            if (!empty($mailerHelper->reportMessage)) {
                $report[] = $mailerHelper->reportMessage;
            }
        }

        acym_sendAjaxResponse('', ['level' => $level, 'message' => implode('<br/>', $report)], $level !== 'error');
    }

    public function getMailContent(): void
    {
        $from = acym_getVar('int', 'from', 0);

        if (empty($from)) {
            acym_sendAjaxResponse(acym_translation('ACYM_EMAIL_NOT_FOUND'), [], false);
        }

        $mailClass = new MailClass();
        $mail = $mailClass->getOneById($from);

        if (empty($mail)) {
            acym_sendAjaxResponse(acym_translation('ACYM_EMAIL_NOT_FOUND'), [], false);
        }

        if ($mail->drag_editor == 0) {
            acym_sendAjaxResponse('Only available for the drag and drop editor.', [], false);
        }

        acym_sendAjaxResponse();
    }

    protected function setFrontEndParamsForTemplateChoose(): int
    {
        return 0;
    }

    public function saveAsTmplAjax(): void
    {
        $mailId = $this->store(true);
        acym_sendAjaxResponse(!empty($mailId) ? '' : acym_translation('ACYM_ERROR_SAVING'), ['result' => $mailId], !empty($mailId));
    }
}