<?php
/**
 * Template registry.
 *
 * Holds the definitions for the 6 built-in maintenance page templates
 * (id, label, description, thumbnail) and knows how to locate the
 * matching template PHP file on disk.
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

class ABSD_Templates {

	/**
	 * Get the list of available templates.
	 *
	 * @return array<string, array{label:string, description:string, thumbnail:string}>
	 */
	public function get_templates() {
		$templates = array(
			'template-1' => array(
				'label'       => __( 'Dark Nature', 'absd-under-maintenance' ),
				'description' => __( 'Full-screen dark mountain background with centered gold-accented content. The default style.', 'absd-under-maintenance' ),
				'thumbnail'   => ABSD_UM_URL . 'assets/images/template-1-thumb.svg',
			),
			'template-2' => array(
				'label'       => __( 'Minimal Dark', 'absd-under-maintenance' ),
				'description' => __( 'Understated dark layout with plenty of whitespace and a slim typographic focus.', 'absd-under-maintenance' ),
				'thumbnail'   => ABSD_UM_URL . 'assets/images/template-2-thumb.svg',
			),
			'template-3' => array(
				'label'       => __( 'Modern Center', 'absd-under-maintenance' ),
				'description' => __( 'Bold centered card on a blurred background image with soft shadows.', 'absd-under-maintenance' ),
				'thumbnail'   => ABSD_UM_URL . 'assets/images/template-3-thumb.svg',
			),
			'template-4' => array(
				'label'       => __( 'Elegant', 'absd-under-maintenance' ),
				'description' => __( 'Refined serif-accented layout with a thin divider and understated icon.', 'absd-under-maintenance' ),
				'thumbnail'   => ABSD_UM_URL . 'assets/images/template-4-thumb.svg',
			),
			'template-5' => array(
				'label'       => __( 'Corporate', 'absd-under-maintenance' ),
				'description' => __( 'Clean, professional layout suited to business and corporate websites.', 'absd-under-maintenance' ),
				'thumbnail'   => ABSD_UM_URL . 'assets/images/template-5-thumb.svg',
			),
			'template-6' => array(
				'label'       => __( 'Fullscreen', 'absd-under-maintenance' ),
				'description' => __( 'Edge-to-edge immersive layout with a large heading and minimal chrome.', 'absd-under-maintenance' ),
				'thumbnail'   => ABSD_UM_URL . 'assets/images/template-6-thumb.svg',
			),
		);

		/**
		 * Filter the list of available maintenance templates.
		 *
		 * @param array $templates Template definitions keyed by slug.
		 */
		return apply_filters( 'absd_um_templates', $templates );
	}

	/**
	 * Whether a given template id exists.
	 *
	 * @param string $id Template slug.
	 * @return bool
	 */
	public function exists( $id ) {
		$templates = $this->get_templates();
		return isset( $templates[ $id ] );
	}

	/**
	 * Get the absolute path to a template's PHP render file.
	 *
	 * @param string $id Template slug.
	 * @return string
	 */
	public function get_template_file( $id ) {
		if ( ! $this->exists( $id ) ) {
			$id = 'template-1';
		}

		$file = ABSD_UM_PATH . 'templates/' . sanitize_file_name( $id ) . '.php';

		/**
		 * Allow themes/child-plugins to override where a template file lives.
		 *
		 * @param string $file Absolute path to the template file.
		 * @param string $id   Template slug.
		 */
		$file = apply_filters( 'absd_um_template_file', $file, $id );

		if ( ! file_exists( $file ) ) {
			$file = ABSD_UM_PATH . 'templates/template-1.php';
		}

		return $file;
	}

	/**
	 * Get default (first) template id.
	 *
	 * @return string
	 */
	public function get_default_id() {
		return 'template-1';
	}

	/**
	 * Get the list of available maintenance icons.
	 *
	 * @return array<string, string> Icon id => label.
	 */
	public function get_icons() {
		$icons = array(
			'wrench' => __( 'Wrench', 'absd-under-maintenance' ),
			'gear'   => __( 'Gear', 'absd-under-maintenance' ),
			'clock'  => __( 'Clock', 'absd-under-maintenance' ),
			'bell'   => __( 'Bell', 'absd-under-maintenance' ),
			'rocket' => __( 'Rocket', 'absd-under-maintenance' ),
			'cone'   => __( 'Cone', 'absd-under-maintenance' ),
			'custom' => __( 'Custom (Upload)', 'absd-under-maintenance' ),
		);

		/**
		 * Filter the list of available maintenance icons.
		 *
		 * @param array $icons Icon definitions keyed by id, valued by label.
		 */
		return apply_filters( 'absd_um_icons', $icons );
	}

	/**
	 * Whether a given icon id exists.
	 *
	 * @param string $id Icon id.
	 * @return bool
	 */
	public function icon_exists( $id ) {
		$icons = $this->get_icons();
		return isset( $icons[ $id ] );
	}

	/**
	 * Get the absolute path to an icon's SVG partial.
	 *
	 * @param string $id Icon id.
	 * @return string
	 */
	public function get_icon_file( $id ) {
		if ( ! $this->icon_exists( $id ) ) {
			$id = $this->get_default_icon_id();
		}

		$file = ABSD_UM_PATH . 'templates/partials/icon-' . sanitize_file_name( $id ) . '.php';

		/**
		 * Allow themes/child-plugins to override where an icon partial lives.
		 *
		 * @param string $file Absolute path to the icon partial.
		 * @param string $id   Icon id.
		 */
		$file = apply_filters( 'absd_um_icon_file', $file, $id );

		if ( ! file_exists( $file ) ) {
			$file = ABSD_UM_PATH . 'templates/partials/icon-wrench.php';
		}

		return $file;
	}

	/**
	 * Get default icon id.
	 *
	 * @return string
	 */
	public function get_default_icon_id() {
		return 'wrench';
	}
}