/**
* Tranfer client to another helpdesk
*
* <b>Request Type: </b>POST<br/>
* <b>Request Endpoint: </b>http://{server-domain}/api/chat/conversation/transfer
* <b>Summary: </b> This api is for transfer helpdesk.<br/>
*
* <b>Request Parameters: </b><br/>
* accesstoken: string<br/>
* deskId: string, id of the desk.<br/>
* clientOpenId: string, the openId of the client.<br/>
* conversationId: string, the id of chatConversation.<br/>
* targetDeskId: string, the id of the target desk
*
* <b>Response Example: </b><br/>
* {
* "status" => "ok"
* }
*/
public function actionTransfer()
{
$cache = Yii::$app->cache;
$targetDeskId = $this->getParams('targetDeskId');
$conversationId = $this->getParams('conversationId');
$accountId = $this->getAccountId();
$conversations = $cache->get('conversations' . $accountId);
if ($conversations) {
$lastChatConversation = ChatConversation::findByPk(new \MongoId($conversationId));
if ($lastChatConversation->status === ChatConversation::STATUS_CLOSED) {
throw new BadRequestHttpException('ChatConversation has been closed');
}
$client = $lastChatConversation->client;
$clientOpenId = $lastChatConversation->client['openId'];
$deskMongoId = $lastChatConversation->desk['id'];
$deskId = (string) $deskMongoId;
$targetDeskMongoId = new \MongoId($targetDeskId);
$helpDesk = HelpDesk::findByPk($deskMongoId);
$targetHelpDesk = HelpDesk::findByPk($targetDeskMongoId);
$maxClientLimit = HelpDeskSetting::getMaxClientCount($accountId);
if ($targetHelpDesk->clientCount >= $maxClientLimit) {
throw new BadRequestHttpException('Target helpdesk has exceed the max serve number');
}
// Set the previous chat conversation status to 'closed'
$lastChatConversation->status = ChatConversation::STATUS_CLOSED;
if (!$lastChatConversation->update()) {
LogUtil::error(['message' => 'Update previous helpdesk chatConversation status failed', 'error' => $lastChatConversation->errors], 'helpdesk');
throw new ServerErrorHttpException('Update previous helpdesk chatConversation status failed');
} else {
HelpDesk::decClientCount($deskMongoId);
}
// Remove the client from original desk client list, and add to transfered desk client list
foreach ($conversations[$deskId] as $index => $openId) {
if ($openId == $clientOpenId) {
unset($conversations[$deskId][$index]);
}
}
$conversations[$targetDeskId][] = $clientOpenId;
Yii::$app->cache->set('conversations' . $accountId, $conversations);
// Create chatConversation record in db
$chatConversation = ChatConversation::saveRecord($targetHelpDesk, $client, ChatConversation::STATUS_OPEN, $accountId);
// Generate response data
$newChannelName = ChatConversation::getChannelName($targetDeskId, $clientOpenId);
$lastChatTime = ChatConversation::getLastChatTime($targetDeskMongoId, $clientOpenId, $accountId);
$chatTimes = ChatConversation::getChatTimes($clientOpenId, $accountId);
$previousDesk = $lastChatConversation->desk;
$previousDesk['id'] = $deskId;
$desk = $chatConversation->desk;
$desk['id'] = $targetDeskId;
$data = ['conversationId' => (string) $chatConversation->_id, 'desk' => $desk, 'previousDesk' => $previousDesk, 'client' => $client, 'channel' => $newChannelName, 'lastChatTime' => $lastChatTime, 'chatTimes' => $chatTimes, 'startTime' => TimeUtil::msTime()];
// Trigger transfer event to global channel, and the desk-client channel to make the client change listening channel
Yii::$app->tuisongbao->triggerEvent(ChatConversation::EVENT_DESK_TRANSFER, $data, [ChatConversation::CHANNEL_GLOBAL . $accountId, $lastChatConversation->conversation]);
// Push state
$pushExtra = ['openId' => $clientOpenId, 'conversationId' => (string) $chatConversation->_id, 'previousDeskId' => $deskId, 'sentTime' => TimeUtil::msTime()];
$previousDeskName = empty($previousDesk['name']) ? '' : $previousDesk['name'];
$pushMessage = str_replace('{desk}', $previousDeskName, ChatConversation::PUSH_MESSAGE_TRANSFER);
ChatConversation::pushMessage($previousDesk['id'], ChatConversation::EVENT_DESK_TRANSFER, $pushExtra);
ChatConversation::pushMessage($desk['id'], ChatConversation::EVENT_DESK_TRANSFER, $pushExtra, $pushMessage);
LogUtil::info(['event' => ChatConversation::EVENT_DESK_TRANSFER, 'desk' => $desk, 'previousDesk' => $previousDesk, 'client' => $client], 'helpdesk');
return array_merge($data, ['status' => 'ok']);
}
}
/**
* Destroy the connection between client and helpdesk
*/
public static function destroyConnection($chatConversation, $extra)
{
$result = ['status' => 'ok'];
$desk = $chatConversation->desk;
$client = $chatConversation->client;
$accountId = $chatConversation->accountId;
$conversations = Yii::$app->cache->get('conversations' . $accountId);
//set the status of the chatConversation to "closed"
ChatConversation::closeById($chatConversation->_id);
//remove the record in cache
foreach ($conversations[(string) $desk['id']] as $index => $clientId) {
if ($clientId === $client['openId']) {
unset($conversations[(string) $desk['id']][$index]);
//update clientCount for helpDesk in db.
HelpDesk::decClientCount($desk['id']);
}
}
Yii::$app->cache->set('conversations' . $accountId, $conversations);
//trigger the client left event
$channelName = ChatConversation::getChannelName((string) $desk['id'], $client['openId']);
$data = ['conversationId' => (string) $chatConversation->_id, 'desk' => ['badge' => $desk['badge'], 'id' => (string) $desk['id'], 'email' => $desk['email'], 'avatar' => $desk['avatar']], 'client' => $client, 'extra' => $extra, 'channel' => $channelName, 'sentTime' => TimeUtil::msTime()];
Yii::$app->tuisongbao->triggerEvent(ChatConversation::EVENT_CLIENT_LEFT, $data, [$channelName]);
//push event to helpdesk which login in the mobile
$pushExtra = ['openId' => $client['openId'], 'conversationId' => (string) $chatConversation->_id, 'sentTime' => TimeUtil::msTime()];
ChatConversation::pushMessage($desk['id'], ChatConversation::EVENT_CLIENT_LEFT, $pushExtra);
//send the desk left message to client for wechat, weibo or alipay
LogUtil::error(['client' => $client, 'accountId' => $accountId, 'extra' => $extra]);
self::sendSystemReplyByType($client, $accountId, $extra['type']);
$needReplySourceArray = [ChatConversation::TYPE_WECHAT, ChatConversation::TYPE_WEIBO, ChatConversation::TYPE_ALIPAY];
if (in_array($client['source'], $needReplySourceArray)) {
//send the disconnect event to WeConnect
$modeKey = SelfHelpDeskSetting::CONVERSATION_MODE_PREFIX . (string) $accountId . '-' . $client['openId'];
Yii::$app->cache->redis->del($modeKey);
Yii::$app->weConnect->sendCustomerServiceMessage($client['openId'], $client['sourceChannel'], ['msgType' => ChatConversation::WECHAT_MESSAGE_TYPE_EVENT, 'content' => 'DISCONNECT']);
}
// get pending clients
self::connectPendingClient((string) $desk['id'], $accountId);
$result['channel'] = $channelName;
LogUtil::info(['event' => ChatConversation::EVENT_CLIENT_LEFT, 'client' => $client, 'desk' => $desk], 'helpdesk');
return $result;
}
