<?php
/**
 * This code is licensed under AGPLv3 license or Afterlogic Software License
 * if commercial version of the product was purchased.
 * For full statements of the licenses see LICENSE-AFTERLOGIC and LICENSE-AGPL3 files.
 */

namespace Aurora\Modules\PersonalContacts;

/**
 * @license https://www.gnu.org/licenses/agpl-3.0.html AGPL-3.0
 * @license https://afterlogic.com/products/common-licensing Afterlogic Software License
 * @copyright Copyright (c) 2019, Afterlogic Corp.
 *
 * @package Modules
 */
class Module extends \Aurora\System\Module\AbstractModule
{
	public function init() 
	{
		$this->subscribeEvent('Contacts::GetStorage', array($this, 'onGetStorage'));
		$this->subscribeEvent('Core::DeleteUser::before', array($this, 'onBeforeDeleteUser'));
		$this->subscribeEvent('Contacts::CreateContact::before', array($this, 'onBeforeCreateContact'));
		$this->subscribeEvent('Contacts::GetContacts::before', array($this, 'prepareFiltersFromStorage'));
		$this->subscribeEvent('Contacts::Export::before', array($this, 'prepareFiltersFromStorage'));
		$this->subscribeEvent('Contacts::GetContactsByEmails::before', array($this, 'prepareFiltersFromStorage'));
		$this->subscribeEvent('Mail::ExtendMessageData', array($this, 'onExtendMessageData'));
	}
	
	public function onGetStorage(&$aStorages)
	{
		$aStorages[] = 'personal';
	}
	
	public function onBeforeDeleteUser(&$aArgs, &$mResult)
	{
		$oContactsDecorator = \Aurora\Modules\Contacts\Module::Decorator();
		if ($oContactsDecorator)
		{
			$oApiContactsManager = $oContactsDecorator->GetApiContactsManager();
			$aContactUUIDs = $oApiContactsManager->getContactUids(
				[
					'$AND' => [
						'IdUser' => [$aArgs['UserId'], '='],
						'Storage' => ['personal', '=']
					]
				]
			);
			if (count($aContactUUIDs) > 0)
			{
				$oContactsDecorator->DeleteContacts($aContactUUIDs);
			}
		}
	}
	
	public function onBeforeCreateContact(&$aArgs, &$mResult)
	{
		if (isset($aArgs['Contact']))
		{
			if (!isset($aArgs['Contact']['Storage']) || $aArgs['Contact']['Storage'] === '')
			{
				$aArgs['Contact']['Storage'] = 'personal';
			}
		}
	}
	
	public function prepareFiltersFromStorage(&$aArgs, &$mResult)
	{
		if (isset($aArgs['Storage']) && ($aArgs['Storage'] === 'personal' || $aArgs['Storage'] === 'all'))
		{
			$iUserId = \Aurora\System\Api::getAuthenticatedUserId();
			if (!isset($aArgs['Filters']) || !\is_array($aArgs['Filters']))
			{
				$aArgs['Filters'] = array();
			}
			
			if (isset($aArgs['SortField']) && $aArgs['SortField'] === \Aurora\Modules\Contacts\Enums\SortField::Frequency)
			{
				$aArgs['Filters'][]['$AND'] = [
					'IdUser' => [$iUserId, '='],
					'Storage' => ['personal', '='],
					'Frequency' => [-1, '!='],
				];
			}
			else
			{
				$aArgs['Filters'][]['$AND'] = [
					'IdUser' => [$iUserId, '='],
					'Storage' => ['personal', '='],
					'$OR' => [
						'1@Auto' => [false, '='],
						'2@Auto' => ['NULL', 'IS']
					]
				];
			}
		}
	}
	
	public function onExtendMessageData($aData, &$oMessage)
	{
		$oApiFileCache = new \Aurora\System\Managers\Filecache();
		
		$oUser = \Aurora\System\Api::getAuthenticatedUser();
		
		foreach ($aData as $aDataItem)
		{
			$oPart = $aDataItem['Part'];
			$bVcard = $oPart instanceof \MailSo\Imap\BodyStructure && 
					($oPart->ContentType() === 'text/vcard' || $oPart->ContentType() === 'text/x-vcard');
			$sData = $aDataItem['Data'];
			if ($bVcard && !empty($sData))
			{
				$oContact = \Aurora\Modules\Contacts\Classes\Contact::createInstance(
				\Aurora\Modules\Contacts\Classes\Contact::class,
					'Contacts'
				);
				$oContact->InitFromVCardStr($oUser->EntityId, $sData);
				
				$oContact->UUID = '';

				$bContactExists = false;
				if (0 < strlen($oContact->ViewEmail))
				{
					$aLocalContacts = \Aurora\System\Api::GetModuleDecorator('Contacts')->GetContactsByEmails('personal', [$oContact->ViewEmail]);
					$oLocalContact = count($aLocalContacts) > 0 ? $aLocalContacts[0] : null;
					if ($oLocalContact)
					{
						$oContact->UUID = $oLocalContact->UUID;
						$bContactExists = true;
					}
				}

				$sTemptFile = md5($sData).'.vcf';
				if ($oApiFileCache && $oApiFileCache->put($oUser->UUID, $sTemptFile, $sData)) // Temp files with access from another module should be stored in System folder
				{
					$oVcard = \Aurora\Modules\Mail\Classes\Vcard::createInstance(
						\Aurora\Modules\Mail\Classes\Vcard::class, 
						self::GetName()
					);

					$oVcard->Uid = $oContact->UUID;
					$oVcard->File = $sTemptFile;
					$oVcard->Exists = !!$bContactExists;
					$oVcard->Name = $oContact->FullName;
					$oVcard->Email = $oContact->ViewEmail;

					$oMessage->addExtend('VCARD', $oVcard);
				}
				else
				{
					\Aurora\System\Api::Log('Can\'t save temp file "'.$sTemptFile.'"', \Aurora\System\Enums\LogLevel::Error);
				}					
			}
		}
	}	
	
}