<?php
namespace Yipresser\AdminOptimizer\Modules;

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

use Yipresser\AdminOptimizer\Vendor\Yipresser\WpSettingsApiHelper\WP_Settings_API_Helper;

/**
 * Heartbeat_Settings class
 */
class Heartbeat_Settings extends WP_Settings_API_Helper implements Settings_Assets_Interface {
	/**
	 * Constructor
	 */
	public function __construct() {
		add_action( 'admin_init', [ $this, 'init' ] );
	}

	/**
	 * Start the engine running
	 *
	 * @return void
	 */
	public function init() {
		$this->settings_options = [
			[
				'option_group' => Heartbeat_Control::OPTION_NAME,
				'option_name'  => Heartbeat_Control::OPTION_NAME,
				'args'         => [ 'sanitize_callback' => [ $this, 'sanitize_settings' ] ],
			],
		];

		$this->settings_sections = [
			[
				'id'          => 'adminoptimizer-hearbeat-admin',
				'title'       => __( 'On Admin Pages', 'admin-optimizer' ),
				'description' => '',
				'menu_slug'   => Heartbeat_Control::OPTION_NAME,
				'option_name' => Heartbeat_Control::OPTION_NAME,
				'fields'      => [
					[
						'type'    => 'radio',
						'title'   => __( 'Heartbeat Behavior', 'admin-optimizer' ),
						'choices' => [
							'default' => __( 'Keep to default settings', 'admin-optimizer' ),
							'modify'  => __( 'Modify the heartbeat frequency', 'admin-optimizer' ),
							'disable' => __( 'Disable the heartbeat', 'admin-optimizer' ),
						],
						'default' => 'default',
						'id'      => 'admin',
						'name'    => 'admin',
						'desc'    => '',
					],
					[
						'type'     => 'select',
						'title'    => __( 'Heartbeat Frequency', 'admin-optimizer' ),
						'choices'  => [
							'15'  => __( '15 seconds', 'admin-optimizer' ),
							'30'  => __( '30 seconds', 'admin-optimizer' ),
							'45'  => __( '45 seconds', 'admin-optimizer' ),
							'60'  => __( '1 minute', 'admin-optimizer' ),
							'120' => __( '2 minutes', 'admin-optimizer' ),
							'180' => __( '3 minutes', 'admin-optimizer' ),
							'240' => __( '4 minutes', 'admin-optimizer' ),
							'300' => __( '5 minutes', 'admin-optimizer' ),
						],
						'default'  => '60',
						'id'       => 'admin-freq',
						'name'     => 'admin_freq',
						'disabled' => true,
						'desc'     => __( 'Change the heartbeat frequency. Default is 1 minute.', 'admin-optimizer' ),
					],
				],
			],
			[
				'id'          => 'adminoptimizer-heartbeat-frontend',
				'title'       => __( 'On Frontend', 'admin-optimizer' ),
				'description' => '',
				'menu_slug'   => Heartbeat_Control::OPTION_NAME,
				'option_name' => Heartbeat_Control::OPTION_NAME,
				'fields'      => [
					[
						'type'    => 'radio',
						'title'   => __( 'Heartbeat Behavior', 'admin-optimizer' ),
						'choices' => [
							'default' => __( 'Keep to default settings', 'admin-optimizer' ),
							'modify'  => __( 'Modify the heartbeat frequency', 'admin-optimizer' ),
							'disable' => __( 'Disable the heartbeat', 'admin-optimizer' ),
						],
						'default' => 'default',
						'id'      => 'frontend',
						'name'    => 'frontend',
						'desc'    => '',
					],
					[
						'type'     => 'select',
						'title'    => __( 'Heartbeat Frequency', 'admin-optimizer' ),
						'choices'  => [
							'15'  => __( '15 seconds', 'admin-optimizer' ),
							'30'  => __( '30 seconds', 'admin-optimizer' ),
							'45'  => __( '45 seconds', 'admin-optimizer' ),
							'60'  => __( '1 minute', 'admin-optimizer' ),
							'120' => __( '2 minutes', 'admin-optimizer' ),
							'180' => __( '3 minutes', 'admin-optimizer' ),
							'240' => __( '4 minutes', 'admin-optimizer' ),
							'300' => __( '5 minutes', 'admin-optimizer' ),
						],
						'default'  => '60',
						'id'       => 'frontend-freq',
						'name'     => 'frontend_freq',
						'disabled' => true,
						'desc'     => __( 'Change the heartbeat frequency. Default is 1 minute.', 'admin-optimizer' ),
					],
				],
			],
			[
				'id'          => 'adminoptimizer-heartbeat-editor',
				'title'       => __( 'On Post Editor', 'admin-optimizer' ),
				'description' => '',
				'menu_slug'   => Heartbeat_Control::OPTION_NAME,
				'option_name' => Heartbeat_Control::OPTION_NAME,
				'fields'      => [
					[
						'type'    => 'radio',
						'title'   => __( 'Heartbeat Behavior', 'admin-optimizer' ),
						'choices' => [
							'default' => __( 'Keep to default settings', 'admin-optimizer' ),
							'modify'  => __( 'Modify the heartbeat frequency', 'admin-optimizer' ),
							'disable' => __( 'Disable the heartbeat', 'admin-optimizer' ),
						],
						'default' => 'default',
						'id'      => 'editor',
						'name'    => 'editor',
						'desc'    => '',
					],
					[
						'type'     => 'select',
						'title'    => __( 'Heartbeat Frequency', 'admin-optimizer' ),
						'choices'  => [
							'15'  => __( '15 seconds', 'admin-optimizer' ),
							'30'  => __( '30 seconds', 'admin-optimizer' ),
							'45'  => __( '45 seconds', 'admin-optimizer' ),
							'60'  => __( '1 minute', 'admin-optimizer' ),
							'120' => __( '2 minutes', 'admin-optimizer' ),
							'180' => __( '3 minutes', 'admin-optimizer' ),
							'240' => __( '4 minutes', 'admin-optimizer' ),
							'300' => __( '5 minutes', 'admin-optimizer' ),
						],
						'default'  => '60',
						'id'       => 'editor-freq',
						'name'     => 'editor_freq',
						'disabled' => true,
						'desc'     => __( 'Change the heartbeat frequency. Default is 1 minute.', 'admin-optimizer' ),
					],
				],
			],
		];
		$this->setup();
	}

	/**
	 * Render Settings page
	 *
	 * @return void
	 */
	public function render_settings_page() {
		?>
		<?php settings_errors(); ?>
		<div class="adminoptim-content-wrap">
			<p class="description"><?php esc_html_e( 'Heartbeat is a WordPress background process that periodically sends requests from your browser to the server. It powers features like post locking (warning you when someone else is editing a post), autosave, and login session checks. Because it runs frequently, it can add extra load on your server, especially with many admin users active at once. You can slow it down to reduce that load.', 'admin-optimizer' ); ?></p>
			<p class="description"><?php esc_html_e( 'Note that disabling the heartbeat disables autosave and the "someone else is editing this post" warning, and may affect some features of WordPress and plugins that rely on it. Use with caution.', 'admin-optimizer' ); ?></p>
			<?php $this->render_settings_on_page( Heartbeat_Control::OPTION_NAME ); ?>
		</div>
		<?php
	}

	/**
	 * Enqueue scripts
	 *
	 * @param string $hook_suffix  Check if we are on the right page before enqueueing script.
	 *
	 * @return void
	 */
	public function enqueue_settings_assets( string $hook_suffix ): void {
		wp_enqueue_script( 'adminoptim-heartbeat-settings', Heartbeat_Control::MODULE_URL . 'assets/js/heartbeat-settings.min.js', [], ADMINOPTIMIZER_VERSION, true );
	}

	/**
	 * Callback function to sanitize user options
	 *
	 * @param array $options User options.
	 *
	 * @return array
	 */
	public function sanitize_settings( $options ) {
		$sanitized_options = [];
		$frequency         = [ '15', '30', '45', '60', '120', '180', '240', '300' ];
		if ( is_array( $options ) ) {
			if ( isset( $options['admin'] ) ) {
				switch ( $options['admin'] ) {
					case 'default':
					case 'disable':
						$sanitized_options['admin'] = sanitize_text_field( $options['admin'] );
						break;
					case 'modify':
						$sanitized_options['admin'] = 'modify';
						if ( isset( $options['admin_freq'] ) ) {
							$sanitized_options['admin_freq'] = in_array( $options['admin_freq'], $frequency, true ) ? sanitize_text_field( $options['admin_freq'] ) : '60';
						}
						break;

				}
			}
			if ( isset( $options['frontend'] ) ) {
				switch ( $options['frontend'] ) {
					case 'default':
					case 'disable':
						$sanitized_options['frontend'] = sanitize_text_field( $options['frontend'] );
						break;
					case 'modify':
						$sanitized_options['frontend'] = 'modify';
						if ( isset( $options['frontend_freq'] ) ) {
							$sanitized_options['frontend_freq'] = in_array( $options['frontend_freq'], $frequency, true ) ? sanitize_text_field( $options['frontend_freq'] ) : '60';
						}
						break;

				}
			}
			if ( isset( $options['editor'] ) ) {
				switch ( $options['editor'] ) {
					case 'default':
					case 'disable':
						$sanitized_options['editor'] = sanitize_text_field( $options['editor'] );
						break;
					case 'modify':
						$sanitized_options['editor'] = 'modify';
						if ( isset( $options['editor_freq'] ) ) {
							$sanitized_options['editor_freq'] = in_array( $options['editor_freq'], $frequency, true ) ? sanitize_text_field( $options['editor_freq'] ) : '60';
						}
						break;

				}
			}
		}
		return $sanitized_options;
	}
}