<?php
/**
 * Class description
 *
 * @package   package_name
 * @author    Cherry Team
 * @license   GPL-2.0+
 */

// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
	die;
}

if ( ! class_exists( 'Jet_Engine_Misc_Settings' ) ) {

	/**
	 * Define Jet_Engine_Misc_Settings class
	 */
	class Jet_Engine_Misc_Settings {

		private $nonce_action = 'jet-engine-dashboard';

		private $misc_key = 'jet-engine-misc-settings';

		private $misc_settings = false;

		/**
		 * Constructor for the class
		 */
		function __construct() {
			add_action( 'wp_ajax_jet_engine_update_misc_settings', array( $this, 'update_misc_settings' ) );
			add_action( 'admin_init', array( $this, 'set_direction' ), 9999 );
			add_action( 'jet-engine/dashboard/tabs', array( $this, 'print_template' ), 999999 );
		}

		public function get_default_values( $for_clean_install = false ) {
			if ( $for_clean_install ) {
				return array(
					'disable_legacy_user_meta' => true,
				);
			}

			$defaults = array(
				'slider_library' => 'swiper',
			);

			return $defaults;
		}

		public function print_template() {
			?>

			<cx-vui-tabs-panel
				name="misc_options"
				label="<?php _e( 'Advanced', 'jet-engine' ); ?>"
				key="misc_options"
			>
				<div class="jet-engine-misc">
					<p><?php
						_e( '', 'jet-engine' );
					?></p>

					<cx-vui-select
						label="<?php _e( 'Slider Library', 'jet-engine' ); ?>"
						description="<?php _e( 'Choose a library that is used for the slider functionality in Listing Grid and Dynamic Field widgets.', 'jet-engine' ); ?>"
						:wrapper-css="[ 'equalwidth' ]"
						@input="updateMiscSettings( $event, 'slider_library' )"
						:value="miscSettings.slider_library"
						size="fullwidth"
						:options-list="[
							{
								value: '',
								label: '<?php esc_html_e( 'Default (Swiper.js)', 'jet-engine' ); ?>',
							},
							{
								value: 'swiper',
								label: '<?php esc_html_e( 'Swiper.js', 'jet-engine' ); ?>',
							},
							{
								value: 'slick',
								label: '<?php esc_html_e( 'Slick.js', 'jet-engine' ); ?>',
							},
						]"
					></cx-vui-select>
					<cx-vui-switcher
						label="<?php _e( 'Disable legacy User Props / Meta processing', 'jet-engine' ); ?>"
						description="<?php _e( 'By default, if the prop/meta key is a JetEngine User Prop/Meta key, the value will be taken from the current user, or from the listing object, if it is a user. To always get the prop/meta from the object by context, enable this option.', 'jet-engine' ); ?>"
						:wrapper-css="[ 'equalwidth' ]"
						@input="updateMiscSettings( $event, 'disable_legacy_user_meta' )"
						:value="miscSettings.disable_legacy_user_meta"
					></cx-vui-switcher>
					<cx-vui-switcher
						label="<?php _e( 'Disable Frontend Query Editor', 'jet-engine' ); ?>"
						description="<?php _e( '', 'jet-engine' ); ?>"
						:wrapper-css="[ 'equalwidth' ]"
						@input="updateMiscSettings( $event, 'disable_frontend_query_editor' )"
						:value="miscSettings.disable_frontend_query_editor"
					></cx-vui-switcher>
					<cx-vui-switcher
						label="<?php _e( 'Force LTR on JetEngine pages', 'jet-engine' ); ?>"
						description="<?php _e( 'The page will be reloaded if this setting changes.', 'jet-engine' ); ?>"
						:wrapper-css="[ 'equalwidth' ]"
						@input="updateMiscSettings( $event, 'force_ltr' )"
						:value="miscSettings.force_ltr"
					></cx-vui-switcher>
					<cx-vui-switcher
						label="<?php _e( 'Prefix relation controls with the relation ID and name', 'jet-engine' ); ?>"
						description="<?php _e( 'Simplifies debugging of relation-related issues', 'jet-engine' ); ?>"
						:wrapper-css="[ 'equalwidth' ]"
						@input="updateMiscSettings( $event, 'enable_relation_control_prefix' )"
						:value="miscSettings.enable_relation_control_prefix"
					></cx-vui-switcher>
					<span
						class="cx-vui-inline-notice cx-vui-inline-notice--error cx-vui-component"
						v-if="reloadAfterSave"
					><?php _e( 'The page will be reloaded in a few seconds.', 'jet-engine' ); ?></span>
				</div>
			</cx-vui-tabs-panel>
			<cx-vui-tabs-panel
				name="mcp_server"
				label="<?php _e( 'MCP Server', 'jet-engine' ); ?>"
				key="mcp_server"
			>
				<div class="jet-engine-misc">
					<cx-vui-switcher
						label="<?php _e( 'Enable Features API', 'jet-engine' ); ?>"
						description="<?php _e( 'Features API is the base for the Command Center and MCP server. Disable this option if you want to switch off both these features.', 'jet-engine' ); ?>"
						:wrapper-css="[ 'equalwidth', 'collpase-sides' ]"
						@input="updateMiscSettings( $event, 'enable_features_api' )"
						:value="miscSettings.enable_features_api"
					></cx-vui-switcher>
					<cx-vui-switcher
						label="<?php _e( 'Enable MCP Server', 'jet-engine' ); ?>"
						description="<?php _e( 'Allows external AI applications to connect to your website and receive some context from it or perform some actions.', 'jet-engine' ); ?>"
						:wrapper-css="[ 'equalwidth', 'collpase-sides' ]"
						@input="updateMiscSettings( $event, 'enable_mcp_server' )"
						:value="miscSettings.enable_mcp_server"
						v-if="miscSettings.enable_features_api"
					></cx-vui-switcher>
					<cx-vui-component-wrapper
						label="<?php _e( 'MCP Server URL:', 'jet-engine' ); ?>"
						:wrapper-css="[ 'collpase-sides' ]"
						description="<code style='display:block;margin: 10px 0 0 0;'><?php echo esc_url( home_url( '/' ) ); ?>wp-json/jet-engine/v1/mcp/</code>"
						v-if="miscSettings.enable_features_api && miscSettings.enable_mcp_server"
					></cx-vui-component-wrapper>
					<cx-vui-component-wrapper
						label="<?php _e( 'Important:', 'jet-engine' ); ?>"
						:wrapper-css="[ 'collpase-sides' ]"
						description="<?php _e( 'The MCP server requires authentication to operate. By default, you can authenticate using WordPress <a href=\'https://make.wordpress.org/core/2020/11/05/application-passwords-integration-guide/\' target=\'_blank\'>Application Passwords</a>. Detailed instructions depend on the final application in which you plan to use this server.', 'jet-engine' ); ?>"
						v-if="miscSettings.enable_features_api && miscSettings.enable_mcp_server"
					></cx-vui-component-wrapper>
					<div
						v-if="miscSettings.enable_features_api && miscSettings.enable_mcp_server"
					>
						<div class="cx-vui-component__label">
							<?php _e( 'Exposed Tools List:', 'jet-engine' ); ?>
						</div>
						<div
							v-if="mcpTools && mcpTools.length > 0"
							v-for="( tool ) in mcpTools"
							:key="tool.name"
							style="margin-top: 10px;"
						>
							<strong>{{ tool.label }}</strong><br/>{{ tool.description }}
						</div>
						<div
							style="font-style: italic; margin-top: 10px;"
							v-if="!mcpTools || !mcpTools.length"
						>
							<?php _e( 'Please reload the page to see the exposed tools list.', 'jet-engine' ); ?>
						</div>
					</div>
				</div>
			</cx-vui-tabs-panel>

			<?php
		}

		public function is_jet_engine_page() {
			$page_slugs = array(
				jet_engine()->admin_page,
			);

			if ( class_exists( '\Jet_Engine\Website_Builder\Manager' ) ) {
				$page_slugs[] = \Jet_Engine\Website_Builder\Manager::instance()->slug();
			}

			if ( jet_engine()->modules->is_module_active( 'profile-builder' ) ) {
				$page_slugs[] = \Jet_Engine\Modules\Profile_Builder\Module::instance()->slug;
			}

			$is_page = in_array( $_GET['page'] ?? '', $page_slugs );

			if ( $is_page ) {
				return true;
			}

			$post_types = array(
				jet_engine()->listings->post_type->post_type,
			);

			if ( jet_engine()->forms ) {
				$post_types[] = jet_engine()->forms->post_type;
			}

			$is_post_type = in_array( $_GET['post_type'] ?? '', $post_types );

			if ( $is_post_type ) {
				return true;
			}

			return ( ( isset( $_GET['page'] ) && 0 === strpos( $_GET['page'], jet_engine()->admin_page . '-' ) ) );
		}

		public function set_direction() {
			if ( ! is_admin() || ! $this->is_jet_engine_page() || ! $this->get_settings( 'force_ltr' ) ) {
				return;
			}

			global $wp_locale, $wp_styles;

			$wp_locale->text_direction = 'ltr';
			if ( ! is_a( $wp_styles, 'WP_Styles' ) ) {
				$wp_styles = new WP_Styles();
			}
			$wp_styles->text_direction = 'ltr';
		}

		public function get_nonce_action() {
			return $this->nonce_action;
		}

		public function on_clean_install() {
			$settings = $this->get_settings( null, false, false );
			$defaults = $this->get_default_values( true );

			if ( ! empty( $settings ) ) {
				foreach ( $defaults as $key => $value ) {
					if ( empty( $settings[ $key ] ) && false !== ( $settings[ $key ] ?? null ) ) {
						$settings[ $key ] = $value;
					}
				}
			} else {
				$settings = $defaults;
			}

			$this->update_option( $settings );
		}

		public function get_settings( $setting = null, $settings = false, $with_defaults = true ) {

			if ( ! is_array( $this->misc_settings ) ) {
				$this->misc_settings = get_option( $this->misc_key, array() );
			}

			if ( ! is_array( $this->misc_settings ) ) {
				$this->misc_settings = array();
			}

			$this->misc_settings = apply_filters(
				'jet-engine/misc-settings/get-settings',
				$this->misc_settings
			);

			$settings = false !== $settings ? $settings : $this->misc_settings;

			if ( $with_defaults ) {
				$defaults = $this->get_default_values();

				foreach ( $defaults as $key => $value ) {
					if ( empty( $settings[ $key ] ) && false !== ( $settings[ $key ] ?? null ) ) {
						$settings[ $key ] = $value;
					}
				}
			}

			if ( isset( $setting ) ) {
				return $settings[ $setting ] ?? null;
			}

			return $settings;
		}

		public function get_reload_keys() {
			return array(
				'force_ltr',
			);
		}

		public function get_boolean_keys() {
			return array(
				'disable_legacy_user_meta',
				'dev_settings',
				'force_ltr',
				'disable_frontend_query_editor',
				'enable_relation_control_prefix',
				'enable_mcp_server',
				'enable_features_api',
			);
		}

		public function update_option( $settings = array() ) {
			update_option( $this->misc_key, $settings, false );
			$this->misc_settings = $settings;
		}

		public function update_misc_settings() {

			if ( ! current_user_can( 'manage_options' ) ) {
				wp_send_json_error( array( 'message' => __( 'Access denied', 'jet-engine' ) ) );
			}

			$nonce = isset( $_POST['nonce'] ) ? $_POST['nonce'] : false;

			if ( ! $nonce || ! wp_verify_nonce( $nonce, $this->get_nonce_action() ) ) {
				wp_send_json_error( array( 'message' => __( 'Invalid nonce', 'jet-engine' ) ) );
			}

			$settings = isset( $_POST['settings'] ) ? $_POST['settings'] : array();

			if ( empty( $settings ) ) {
				wp_send_json_error( array( 'message' => __( 'Empty settings', 'jet-engine' ) ) );
			}

			$boolean_keys = $this->get_boolean_keys();
			$reload_keys  = $this->get_reload_keys();

			$current_settings = $this->get_settings( null, false, false );

			foreach ( $current_settings as $key => $value ) {
				if ( in_array( $key, $boolean_keys ) ) {
					$current_settings[ $key ] = filter_var( $value, FILTER_VALIDATE_BOOLEAN );
				}
			}

			$reload = false;

			foreach ( $settings as $key => $value ) {
				if ( in_array( $key, $boolean_keys ) ) {
					$settings[ $key ] = filter_var( $value, FILTER_VALIDATE_BOOLEAN );
				}

				if ( ! $reload && in_array( $key, $reload_keys )
				     && $this->get_settings( $key, $current_settings, false ) !== $this->get_settings( $key, $settings, false )
				) {
					$reload = true;
				}
			}

			$this->update_option( $settings );

			$message = __( 'Settings saved', 'jet-engine' );

			if ( $reload ) {
				$message = __( 'Settings saved. The page will be reloaded in a few seconds.', 'jet-engine' );
			}

			wp_send_json_success(
				array(
					'message' => $message,
					'reload'  => $reload,
				)
			);

		}

	}

}
