WummerMIB
71 lines
1.8 KiB
PHP
71 lines
1.8 KiB
PHP
<?php
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class ChatModel
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{
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public function insert($sender, $receiver, $message)
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{
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$db = Database::getInstance()->getConnection();
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$stmt = $db->prepare("
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INSERT INTO chat (user_sender, user_empfaenger, nachricht, gelesen)
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VALUES (?, ?, ?, 0)
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");
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$stmt->bind_param("iis", $sender, $receiver, $message);
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$stmt->execute();
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}
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public function getMessagesBetweenUsers($user1, $user2)
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{
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$db = Database::getInstance()->getConnection();
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$stmt = $db->prepare("
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SELECT * FROM chat
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WHERE (user_sender = ? AND user_empfaenger = ?)
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OR (user_sender = ? AND user_empfaenger = ?)
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ORDER BY id ASC
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");
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$stmt->bind_param("iiii", $user1, $user2, $user2, $user1);
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$stmt->execute();
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return $stmt->get_result()->fetch_all(MYSQLI_ASSOC);
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}
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public function markAsRead($sender, $receiver)
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{
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$db = Database::getInstance()->getConnection();
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$stmt = $db->prepare("
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UPDATE chat SET gelesen = 1
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WHERE user_sender = ? AND user_empfaenger = ?
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");
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$stmt->bind_param("ii", $sender, $receiver);
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$stmt->execute();
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}
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public function getUnreadCounts($receiverId)
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{
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$db = Database::getInstance()->getConnection();
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$stmt = $db->prepare("
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SELECT user_sender, COUNT(*) AS unread
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FROM chat
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WHERE user_empfaenger = ? AND gelesen = 0
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GROUP BY user_sender
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");
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$stmt->bind_param("i", $receiverId);
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$stmt->execute();
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$rows = $stmt->get_result()->fetch_all(MYSQLI_ASSOC);
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$out = [];
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foreach ($rows as $r) {
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$out[$r['user_sender']] = $r['unread'];
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}
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return $out;
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}
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}
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