<?php
namespace Admintosh\Inc;
 /**
  * 
  * @package    Admintosh
  * @version    1.0.0
  * @author     wpmobo
  * @Websites: http://wpmobo.com
  *
  */

class Admin_Activity_Logs {


	function __construct() {

        register_activation_hook( ADMINTOSH_FILE, [ $this, 'create_database_table' ] );
        
        add_action('wp_insert_post', [ $this, 'log_post_changes' ], 10, 3);
        add_action('wp_trash_post', [ $this, 'log_post_trash' ], 10, 2);
        add_action('before_delete_post', [ $this, 'log_post_deletion' ]);
        add_action('set_user_role', [ $this, 'log_user_role_change' ], 10, 3);

        add_action('activated_plugin', [ $this, 'log_plugin_status' ], 10, 2);

        add_action('deactivated_plugin', [ $this, 'log_plugin_deactivation' ], 10, 2);

        add_action('switch_theme', [ $this, 'log_theme_change' ], 10, 3 );

        add_action('admin_menu', [ $this, 'add_activity_log_page' ] );

        if( get_option('admintosh_activity_logs_db_table') != 'yes' ) {
            $this->create_database_table();
        }

	}


    public function admintosh_log_activity($user_id, $action_type, $object_type, $object_id, $message) {
        global $wpdb;
        $table_name = $wpdb->prefix . 'ats_activity_logs';

        $ip_address = \Admintosh\Inc\Helper::get_user_ip_address();
        $user_agent =  \Admintosh\Inc\Helper::get_user_device_info();;

        $wpdb->insert(
            $table_name,
            [
                'user_id'     => $user_id,
                'action_type' => sanitize_text_field( $action_type ),
                'object_type' => sanitize_text_field( $object_type ),
                'object_id'   => sanitize_text_field( $object_id ),
                'message'     => sanitize_text_field( $message ),
                'ip_address'  => sanitize_text_field( $ip_address ),
                'user_agent'  => sanitize_text_field( $user_agent['user_agent'] ?? '' ),
                'timestamp'   => sanitize_text_field( current_time( 'timestamp' ) )
            ],
            ['%d', '%s', '%s', '%d', '%s', '%s', '%s', '%s']
        );
    }


    public function log_post_trash( $post_id, $previous_status ) {

        if( !$post_id ) {
            return;
        }

        $user_id = get_current_user_id();
        $title = get_the_title($post_id);
        $post_type = get_post_type($post_id);
        $action = 'trash';
        $message = "title: $title (ID: $post_id) move to $action.";

        $this->admintosh_log_activity($user_id, $action, $post_type, $post_id, $message);
    }

    public function log_post_changes($post_id, $post, $update) {
        if (wp_is_post_revision($post_id)) return;

        $user_id = get_current_user_id();
        $action = $update ? 'updated' : 'created';
        $post_type = get_post_type($post_id);
        $message = "title: {$post->post_title} (ID: $post_id) was $action.";

        $this->admintosh_log_activity($user_id, $action, $post_type, $post_id, $message);
    }
    

    public function log_post_deletion($post_id) {
        $user_id = get_current_user_id();
        $post_type = get_post_type($post_id);
        $title = get_the_title($post_id);
        $message = "title: $title (ID: $post_id) was permanently deleted.";

        $this->admintosh_log_activity($user_id, 'deleted', $post_type, $post_id, $message);
    }
    

    public function log_user_role_change($user_id, $new_roles, $old_roles) {

        if( !empty( $old_roles ) ) {
            $message = "User (ID: $user_id) role changed from " . implode(', ', $old_roles) . " to " . $new_roles . ".";
            $this->admintosh_log_activity(get_current_user_id(), 'role_change', 'user', $user_id, $message);
        }

    }

    public function log_plugin_status($plugin, $network_wide) {
        $user_id = get_current_user_id();
        $plugin_data = get_plugin_data(WP_PLUGIN_DIR . '/' . $plugin);
        $plugin_name = $plugin_data['Name'];

        $message = "Plugin '$plugin_name' was activated.";
        $this->admintosh_log_activity($user_id, 'activated', 'plugin', 0, $message);
    }


    public function log_plugin_deactivation($plugin, $network_wide) {
        $user_id = get_current_user_id();
        $plugin_data = get_plugin_data(WP_PLUGIN_DIR . '/' . $plugin);
        $plugin_name = $plugin_data['Name'];

        $message = "Plugin '$plugin_name' was deactivated.";
        $this->admintosh_log_activity($user_id, 'deactivated', 'plugin', 0, $message);
    }

    public function log_theme_change( $new_name, $new_theme, $old_theme ) {

        $user_id = get_current_user_id();
        $message = "Theme changed '{$old_theme->get('Name')}' to $new_name.";
        
        $this->admintosh_log_activity($user_id, 'theme_change', 'theme', 0, $message);
    }

    public function add_activity_log_page() {

        add_submenu_page(
            'admintosh-setting-admin',
            esc_html__( 'Activity Logs', 'admintosh' ),
            esc_html__( 'Activity Logs', 'admintosh' ),
            'manage_options',
            'admintosh-activity-logs',
            [$this, 'display_activity_logs']
        );

    }

    public function display_activity_logs() {
        global $wpdb;
        $table_name = $wpdb->prefix . 'ats_activity_logs';
        $logs = $wpdb->get_results("SELECT * FROM $table_name ORDER BY timestamp DESC LIMIT 50");
        //
        $dateTimeFormat = get_option( 'date_format' ) . ' ' . get_option( 'time_format' );

        ?>

        <div class="admintosh-login-history">
            <div class="admintosh-table-wrap">
                <h2 class="table-top-title"><?php esc_html_e( 'Admin Activity Logs', 'admintosh' ); ?></h2>
                <table  id="admintosh_login_history_tbl" class="stripe responsive nowrap" style="width:100%">
                    <thead>
                        <th><?php esc_html_e( 'User', 'admintosh' ); ?></th>
                        <th><?php esc_html_e( 'Action', 'admintosh' ); ?></th>
                        <th><?php esc_html_e( 'Object', 'admintosh' ); ?></th>
                        <th><?php esc_html_e( 'Message', 'admintosh' ); ?></th>
                        <th><?php esc_html_e( 'IP', 'admintosh' ); ?></th>
                        <th><?php esc_html_e( 'Time', 'admintosh' ); ?></th>
                    </thead>
                    <tbody>
                        <?php
                        if( !empty( $logs ) ):
                            foreach ( $logs as $log ):
                                $user = get_user_by('ID', $log->user_id);

                                $display_name = !empty( $user->display_name ) ? $user->display_name : '';
                        ?>
                        <tr>
                            <td><?php echo esc_html( " $display_name (ID: {$log->user_id})" ); ?></td>
                            <td><?php echo esc_html( $log->action_type ); ?></td>
                            <td><?php echo esc_html( "{$log->object_type} (ID: {$log->object_id})" ); ?></td>
                            <td><?php echo esc_html( $log->message ); ?></td>
                            <td><?php echo esc_html( $log->ip_address ); ?></td>
                            <td><?php echo esc_html( wp_date( $dateTimeFormat, $log->timestamp ) ); ?></td>
                        </tr>
                        <?php
                            endforeach;
                        endif;
                        ?>
                    </tbody>
                </table>

            </div>
        </div>


        <?php
    }

    public function create_database_table() {
        global $wpdb;
        $table_name = $wpdb->prefix . 'ats_activity_logs';

        $charset_collate = $wpdb->get_charset_collate();

        $sql = "CREATE TABLE IF NOT EXISTS $table_name (
            id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
            user_id BIGINT UNSIGNED NOT NULL,
            action_type VARCHAR(255) NOT NULL,
            object_type VARCHAR(255) NOT NULL,
            object_id BIGINT UNSIGNED NOT NULL,
            message TEXT NOT NULL,
            ip_address VARCHAR(45) NOT NULL,
            user_agent TEXT NOT NULL,
            timestamp TEXT NOT NULL
        ) $charset_collate;";

        require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
        dbDelta($sql);

        update_option( 'admintosh_activity_logs_db_table', 'yes' );
    }
    


}