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<?php |
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namespace jones\wschat\components; |
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use Yii; |
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use jones\wschat\collections\History; |
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/** |
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* Class ChatManager |
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* @package \jones\wschat\components |
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*/ |
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class ChatManager |
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{ |
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/** @var \jones\wschat\components\User[] */ |
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private $users = []; |
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/** @var string a namespace of class to get user instance */ |
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public $userClassName = null; |
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/** |
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* Check if user exists in list |
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* return resource id if user in current chat - else null |
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* |
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* @access private |
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* @param $id |
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* @param $chatId |
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* @return null|int |
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*/ |
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public function isUserExistsInChat($id, $chatId) |
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{ |
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foreach ($this->users as $rid => $user) { |
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$chat = $user->getChat(); |
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if (!$chat) { |
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continue; |
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} |
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if ($user->id == $id && $chat->getUid() == $chatId) { |
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return $rid; |
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} |
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} |
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return null; |
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} |
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/** |
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* Add new user to manager |
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* |
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* @access public |
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* @param integer $rid |
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* @param mixed $id |
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* @param array $props |
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* @return void |
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*/ |
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public function addUser($rid, $id, array $props = []) |
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{ |
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$user = new User($id, $this->userClassName, $props); |
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$user->setRid($rid); |
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$this->users[$rid] = $user; |
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} |
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/** |
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* Return if exists user chat room |
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* |
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* @access public |
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* @param $rid |
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* @return \jones\wschat\components\ChatRoom|null |
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*/ |
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public function getUserChat($rid) |
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{ |
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$user = $this->getUserByRid($rid); |
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return $user ? $user->getChat() : null; |
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} |
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/** |
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* Find chat room by id, if not exists create new chat room |
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* and assign to user by resource id |
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* |
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* @access public |
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* @param $chatId |
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* @param $rid |
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* @return \jones\wschat\components\ChatRoom|null |
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*/ |
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public function findChat($chatId, $rid) |
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{ |
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$chat = null; |
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$storedUser = $this->getUserByRid($rid); |
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foreach ($this->users as $user) { |
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$userChat = $user->getChat(); |
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if (!$userChat) { |
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continue; |
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} |
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if ($userChat->getUid() == $chatId) { |
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$chat = $userChat; |
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Yii::info('User('.$user->id.') will be joined to: '.$chatId, 'chat'); |
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break; |
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} |
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} |
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if (!$chat) { |
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Yii::info('New chat room: '.$chatId.' for user: '.$storedUser->id, 'chat'); |
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$chat = new ChatRoom(); |
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$chat->setUid($chatId); |
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} |
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$storedUser->setChat($chat); |
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return $chat; |
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} |
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/** |
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* Get user by resource id |
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* |
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* @access public |
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* @param $rid |
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* @return User |
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*/ |
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public function getUserByRid($rid) |
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{ |
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return !empty($this->users[$rid]) ? $this->users[$rid] : null; |
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} |
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/** |
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* Find user by resource id and remove it from chat |
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* |
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* @access public |
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* @param $rid |
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* @return void |
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*/ |
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public function removeUserFromChat($rid) |
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{ |
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$user = $this->getUserByRid($rid); |
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if (!$user) { |
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return; |
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} |
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$chat = $user->getChat(); |
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if ($chat) { |
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$chat->removeUser($user); |
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} |
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unset($this->users[$rid]); |
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} |
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/** |
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* Store chat message |
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* |
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* @access public |
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* @param \jones\wschat\components\User $user |
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* @param \jones\wschat\components\ChatRoom $chat |
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* @param string $message |
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*/ |
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public function storeMessage(User $user, ChatRoom $chat, $message) |
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{ |
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$params = [ |
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'chat_id' => $chat->getUid(), |
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'chat_title' => $chat->title, |
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'user_id' => $user->getId(), |
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'username' => $user->username, |
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'avatar_16' => $user->avatar_16, |
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'avatar_32' => $user->avatar_32, |
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'message' => $message['message'], |
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'timestamp' => $message['timestamp'] |
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]; |
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AbstractStorage::factory()->storeMessage($params); |
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} |
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/** |
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159
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* Load user chat history |
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* |
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* @access public |
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* @param mixed $chatId |
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* @param integer $limit |
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* @return array |
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*/ |
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public function getHistory($chatId, $limit = 10) |
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167
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{ |
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$data = AbstractStorage::factory()->getHistory($chatId, $limit); |
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return array_reverse($data); |
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} |
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} |
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joni-jones /
yii2-wschat
