public function getChat($receiverId)
{
$sender = UsersPDO::getById($this->userId);
$receiver = UsersPDO::getById($receiverId);
$messagesFrom = MessagesPDO::get($this->userId, $receiverId);
$messagesTo = MessagesPDO::get($receiverId, $this->userId);
$chatMessages = array_merge($messagesFrom, $messagesTo);
usort($chatMessages, function ($a, $b) {
$a = new DateTime($a['Time']);
$a = $a->getTimestamp();
$b = new DateTime($b['Time']);
$b = $b->getTimestamp();
if ($a < $b) {
return -1;
} else {
if ($a < $b) {
return 1;
}
}
return 0;
});
return ['sender' => $sender['UserName'], 'receiver' => $receiver['UserName'], 'messages' => $chatMessages];
}
