99 lines
3.0 KiB
PHP
99 lines
3.0 KiB
PHP
<?php
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/**
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* UserPreferencesModel
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* Handles user-specific preferences and settings
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*/
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class UserPreferencesModel {
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private $conn;
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public function __construct($conn) {
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$this->conn = $conn;
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}
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/**
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* Get all preferences for a user
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* @param int $userId User ID
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* @return array Associative array of preference_key => preference_value
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*/
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public function getUserPreferences($userId) {
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$sql = "SELECT preference_key, preference_value
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FROM user_preferences
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WHERE user_id = ?";
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$stmt = $this->conn->prepare($sql);
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$stmt->bind_param("i", $userId);
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$stmt->execute();
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$result = $stmt->get_result();
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$prefs = [];
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while ($row = $result->fetch_assoc()) {
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$prefs[$row['preference_key']] = $row['preference_value'];
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}
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return $prefs;
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}
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/**
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* Set or update a preference for a user
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* @param int $userId User ID
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* @param string $key Preference key
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* @param string $value Preference value
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* @return bool Success status
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*/
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public function setPreference($userId, $key, $value) {
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$sql = "INSERT INTO user_preferences (user_id, preference_key, preference_value)
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VALUES (?, ?, ?)
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ON DUPLICATE KEY UPDATE preference_value = VALUES(preference_value)";
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$stmt = $this->conn->prepare($sql);
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$stmt->bind_param("iss", $userId, $key, $value);
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return $stmt->execute();
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}
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/**
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* Get a single preference value for a user
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* @param int $userId User ID
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* @param string $key Preference key
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* @param mixed $default Default value if preference doesn't exist
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* @return mixed Preference value or default
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*/
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public function getPreference($userId, $key, $default = null) {
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$sql = "SELECT preference_value FROM user_preferences
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WHERE user_id = ? AND preference_key = ?";
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$stmt = $this->conn->prepare($sql);
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$stmt->bind_param("is", $userId, $key);
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$stmt->execute();
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$result = $stmt->get_result();
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if ($row = $result->fetch_assoc()) {
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return $row['preference_value'];
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}
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return $default;
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}
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/**
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* Delete a preference for a user
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* @param int $userId User ID
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* @param string $key Preference key
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* @return bool Success status
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*/
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public function deletePreference($userId, $key) {
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$sql = "DELETE FROM user_preferences
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WHERE user_id = ? AND preference_key = ?";
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$stmt = $this->conn->prepare($sql);
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$stmt->bind_param("is", $userId, $key);
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return $stmt->execute();
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}
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/**
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* Delete all preferences for a user
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* @param int $userId User ID
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* @return bool Success status
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*/
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public function deleteAllPreferences($userId) {
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$sql = "DELETE FROM user_preferences WHERE user_id = ?";
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$stmt = $this->conn->prepare($sql);
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$stmt->bind_param("i", $userId);
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return $stmt->execute();
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}
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}
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?>
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