<?php
/**
 * Settings Page functionality of the plugin.
 *
 * @package    QDR_Temporary_Shared_Storage
 * @since      1.0.0
 */
class QDR_TSS_Settings_Page {

    /**
     * The ID of this plugin.
     *
     * @since    1.0.0
     * @access   private
     * @var      string    $plugin_name    The ID of this plugin.
     */
    private $plugin_name;

    /**
     * The version of this plugin.
     *
     * @since    1.0.0
     * @access   private
     * @var      string    $version    The current version of this plugin.
     */
    private $version;

    /**
     * The settings instance.
     *
     * @since    1.0.0
     * @access   private
     * @var      QDR_TSS_Settings    $settings    The settings instance.
     */
    private $settings;

    /**
     * The database manager instance.
     *
     * @since    1.0.0
     * @access   private
     * @var      QDR_TSS_DB_Manager    $db_manager    The database manager instance.
     */
    private $db_manager;

    /**
     * The file manager instance.
     *
     * @since    1.0.0
     * @access   private
     * @var      QDR_TSS_File_Manager    $file_manager    The file manager instance.
     */
    private $file_manager;

    /**
     * The cron manager instance.
     *
     * @since    1.0.0
     * @access   private
     * @var      QDR_TSS_Cron_Manager    $cron_manager    The cron manager instance.
     */
    private $cron_manager;

    /**
     * Initialize the class and set its properties.
     *
     * @since    1.0.0
     * @param    string    $plugin_name    The name of this plugin.
     * @param    string    $version        The version of this plugin.
     */
    public function __construct($plugin_name, $version) {
        $this->plugin_name = $plugin_name;
        $this->version = $version;
        $this->settings = QDR_TSS_Settings::instance();
        $this->db_manager = QDR_TSS_DB_Manager::instance();
        $this->file_manager = QDR_TSS_File_Manager::instance();
        $this->cron_manager = new QDR_TSS_Cron_Manager($plugin_name, $version);
    }

    /**
     * AJAX handler for saving settings.
     *
     * @since    1.0.0
     */
    public function ajax_save_settings() {
        // Check nonce
        if (!isset($_POST['nonce']) || !wp_verify_nonce($_POST['nonce'], 'qdr_tss_nonce')) {
            wp_send_json_error(array('message' => __('Security check failed.', 'qdr-temporary-shared-storage')));
        }
        
        // Get settings
        $api_key = isset($_POST['api_key']) ? sanitize_text_field($_POST['api_key']) : '';
        $media_category = isset($_POST['media_category']) ? sanitize_text_field($_POST['media_category']) : 'shared-storage';
        $max_upload_size = isset($_POST['max_upload_size']) ? intval($_POST['max_upload_size']) : 1073741824; // 1GB default
        
        // Update settings
        $this->settings->update_settings(array(
            'api_key' => $api_key,
            'media_category' => $media_category,
            'max_upload_size' => $max_upload_size
        ));
        
        wp_send_json_success(array(
            'message' => __('Settings saved successfully.', 'qdr-temporary-shared-storage')
        ));
    }

    /**
     * AJAX handler for purging expired files.
     *
     * @since    1.0.0
     */
    public function ajax_purge_expired() {
        // Check nonce
        if (!isset($_POST['nonce']) || !wp_verify_nonce($_POST['nonce'], 'qdr_tss_nonce')) {
            wp_send_json_error(array('message' => __('Security check failed.', 'qdr-temporary-shared-storage')));
        }
        
        // Purge expired files
        $purged_count = $this->cron_manager->manual_purge_expired_files();
        
        // Translators: %d is the number of purged files
        $message = sprintf(
            _n(
                '%d expired file has been purged.',
                '%d expired files have been purged.',
                $purged_count,
                'qdr-temporary-shared-storage'
            ),
            $purged_count
        );
        
        wp_send_json_success(array(
            'message' => $message,
            'purged_count' => $purged_count
        ));
    }
}