<?php
/**
 * Admin Pages — menu registration, asset enqueue, page rendering.
 *
 * @package Advanced_REST_API_DevTools
 */

defined( 'ABSPATH' ) || exit;

class Aradt_Admin_Pages {

	/**
	 * Hook suffixes for our admin pages.
	 *
	 * @var array
	 */
	private $hook_suffixes = array();

	/**
	 * Constructor — register hooks.
	 */
	public function __construct() {
		add_action( 'admin_menu', array( $this, 'register_menus' ) );
		add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_assets' ) );
	}

	/**
	 * Register admin menu pages under Tools.
	 */
	public function register_menus() {
		$this->hook_suffixes['dashboard'] = add_menu_page(
			__( 'REST DevTools', 'advanced-rest-api-devtools' ),
			__( 'REST DevTools', 'advanced-rest-api-devtools' ),
			'manage_options',
			'advanced-rest-api-devtools',
			array( $this, 'render_dashboard' ),
			'dashicons-rest-api',
			30
		);

		$this->hook_suffixes['logs'] = add_submenu_page(
			'advanced-rest-api-devtools',
			__( 'REST Logs', 'advanced-rest-api-devtools' ),
			__( 'REST Logs', 'advanced-rest-api-devtools' ),
			'manage_options',
			'advanced-rest-api-devtools-logs',
			array( $this, 'render_logs' )
		);

		$this->hook_suffixes['environments'] = add_submenu_page(
			'advanced-rest-api-devtools',
			__( 'Environments', 'advanced-rest-api-devtools' ),
			__( 'Environments', 'advanced-rest-api-devtools' ),
			'manage_options',
			'advanced-rest-api-devtools-environments',
			array( $this, 'render_environments' )
		);

		$this->hook_suffixes['collections'] = add_submenu_page(
			'advanced-rest-api-devtools',
			__( 'Collections', 'advanced-rest-api-devtools' ),
			__( 'Collections', 'advanced-rest-api-devtools' ),
			'manage_options',
			'advanced-rest-api-devtools-collections',
			array( $this, 'render_collections' )
		);
	}

	/**
	 * Enqueue admin assets conditionally.
	 *
	 * @param string $hook_suffix Current admin page hook suffix.
	 */
	public function enqueue_assets( $hook_suffix ) {
		// Only load on our pages.
		if ( ! in_array( $hook_suffix, $this->hook_suffixes, true ) ) {
			return;
		}

		// CSS.
		wp_enqueue_style(
			'advanced-rest-api-devtools-admin',
			ARADT_URL . 'assets/css/admin.css',
			array( 'wp-components' ),
			ARADT_VERSION
		);

		// Google Font — Inter.
		wp_enqueue_style(
			'advanced-rest-api-devtools-font',
			'https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap',
			array(),
			ARADT_VERSION
		);

		// JS — three files with dependency chaining.
		wp_enqueue_script(
			'advanced-rest-api-devtools-admin',
			ARADT_URL . 'assets/js/admin.js',
			array( 'wp-element', 'wp-components', 'wp-i18n', 'wp-api-fetch' ),
			ARADT_VERSION,
			true
		);

		wp_enqueue_script(
			'advanced-rest-api-devtools-panels',
			ARADT_URL . 'assets/js/panels.js',
			array( 'advanced-rest-api-devtools-admin' ),
			ARADT_VERSION,
			true
		);

		wp_enqueue_script(
			'advanced-rest-api-devtools-app',
			ARADT_URL . 'assets/js/app.js',
			array( 'advanced-rest-api-devtools-panels' ),
			ARADT_VERSION,
			true
		);

		// Localize script data.
		$current_user = wp_get_current_user();
		$settings     = get_option( 'aradt_settings', array() );

		wp_localize_script( 'advanced-rest-api-devtools-admin', 'aradtData', array(
			'nonce'       => wp_create_nonce( 'aradt_nonce' ),
			'ajaxUrl'     => admin_url( 'admin-ajax.php' ),
			'restUrl'     => rest_url(),
			'siteUrl'     => site_url(),
			'pluginUrl'   => ARADT_URL,
			'version'     => ARADT_VERSION,
			'currentPage' => $this->get_current_page( $hook_suffix ),
			'user'        => array(
				'id'       => $current_user->ID,
				'login'    => $current_user->user_login,
				'email'    => $current_user->user_email,
				'roles'    => $current_user->roles,
				'caps'     => array_keys( array_filter( $current_user->allcaps ) ),
			),
			'settings'    => $settings,
			'i18n'        => array(
				'send'           => __( 'Send', 'advanced-rest-api-devtools' ),
				'loading'        => __( 'Loading…', 'advanced-rest-api-devtools' ),
				'error'          => __( 'Error', 'advanced-rest-api-devtools' ),
				'success'        => __( 'Success', 'advanced-rest-api-devtools' ),
				'noRoutes'       => __( 'No routes found.', 'advanced-rest-api-devtools' ),
				'noResults'      => __( 'No results.', 'advanced-rest-api-devtools' ),
				'confirmDelete'  => __( 'Are you sure you want to delete this?', 'advanced-rest-api-devtools' ),
			),
		) );

		// Set script translations.
		wp_set_script_translations( 'advanced-rest-api-devtools-admin', 'advanced-rest-api-devtools', ARADT_DIR . 'languages' );
	}

	/**
	 * Get the current page identifier from hook suffix.
	 *
	 * @param string $hook_suffix Admin page hook suffix.
	 * @return string Page identifier.
	 */
	private function get_current_page( $hook_suffix ) {
		foreach ( $this->hook_suffixes as $page => $suffix ) {
			if ( $suffix === $hook_suffix ) {
				return $page;
			}
		}
		return 'dashboard';
	}

	/**
	 * Render dashboard page.
	 */
	public function render_dashboard() {
		if ( ! current_user_can( 'manage_options' ) ) {
			wp_die( esc_html__( 'You do not have sufficient permissions to access this page.', 'advanced-rest-api-devtools' ) );
		}
		include ARADT_DIR . 'admin/partials/dashboard.php';
	}

	/**
	 * Render logs page.
	 */
	public function render_logs() {
		if ( ! current_user_can( 'manage_options' ) ) {
			wp_die( esc_html__( 'You do not have sufficient permissions to access this page.', 'advanced-rest-api-devtools' ) );
		}
		include ARADT_DIR . 'admin/partials/logs.php';
	}

	/**
	 * Render environments page.
	 */
	public function render_environments() {
		if ( ! current_user_can( 'manage_options' ) ) {
			wp_die( esc_html__( 'You do not have sufficient permissions to access this page.', 'advanced-rest-api-devtools' ) );
		}
		include ARADT_DIR . 'admin/partials/environments.php';
	}

	/**
	 * Render collections page.
	 */
	public function render_collections() {
		if ( ! current_user_can( 'manage_options' ) ) {
			wp_die( esc_html__( 'You do not have sufficient permissions to access this page.', 'advanced-rest-api-devtools' ) );
		}
		include ARADT_DIR . 'admin/partials/collections.php';
	}
}