<?php
if ( ! defined( 'ABSPATH' ) ) {
    exit;
}

class WPVFB_Plugin {
    /** Admin menu slug of the forms screen. */
    const MENU_SLUG = 'efe-visual-forms';

    /** Admin menu slug of the entries screen. */
    const ENTRIES_SLUG = 'wpvfb-entries';

    protected $api;
    protected $renderer;

    public function __construct() {
        $this->api = new WPVFB_API();
        $this->renderer = new WPVFB_Renderer();
    }

    public function run() {
        add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_admin_assets' ) );
        add_action( 'admin_menu', array( $this, 'register_admin_menu' ) );
        add_action( 'rest_api_init', array( $this->api, 'register_routes' ) );
        add_shortcode( 'wpvfb', array( $this->renderer, 'render_shortcode' ) );
        add_action( 'wp_enqueue_scripts', array( $this->renderer, 'enqueue_head_styles' ) );

        // Add-ons hook in here (renderer, API and builder extension points).
        do_action( 'wpvfb_loaded', $this->renderer, $this->api );
    }

    /** @return WPVFB_Renderer */
    public function get_renderer() {
        return $this->renderer;
    }

    public function register_admin_menu() {
        // Parent menu
        add_menu_page(
            __( 'EFE Visual Forms', 'efe-visual-forms' ),
            __( 'EFE Visual Forms', 'efe-visual-forms' ),
            'manage_options',
            self::MENU_SLUG,
            array( $this, 'render_admin_page' ),
            'dashicons-feedback',
            30
        );

        // Submenu: Forms (same slug as parent so it acts as default)
        add_submenu_page(
            self::MENU_SLUG,
            __( 'All Forms', 'efe-visual-forms' ),
            __( 'Forms', 'efe-visual-forms' ),
            'manage_options',
            self::MENU_SLUG,
            array( $this, 'render_admin_page' )
        );

        // Submenu: Entries
        add_submenu_page(
            self::MENU_SLUG,
            __( 'Entries', 'efe-visual-forms' ),
            __( 'Entries', 'efe-visual-forms' ),
            'manage_options',
            self::ENTRIES_SLUG,
            array( $this, 'render_admin_page' )
        );
    }

    public function render_admin_page() {
        echo '<div class="wpvfb-builder"><div id="wpvfb-builder-root"></div></div>';
    }

    public function enqueue_admin_assets( $hook ) {
        if ( false === strpos( (string) $hook, self::MENU_SLUG ) && false === strpos( (string) $hook, self::ENTRIES_SLUG ) ) {
            return;
        }

        $css_file = WPVFB_PLUGIN_DIR . 'dist/assets/builder.css';
        $js_file  = WPVFB_PLUGIN_DIR . 'dist/assets/builder.js';

        $css_ver = file_exists( $css_file ) ? filemtime( $css_file ) : WPVFB_VERSION;
        $js_ver  = file_exists( $js_file ) ? filemtime( $js_file ) : WPVFB_VERSION;

        wp_enqueue_style(
            'wpvfb-builder-css',
            WPVFB_PLUGIN_URL . 'dist/assets/builder.css',
            array(),
            $css_ver
        );

        // Font Awesome (same vendored 5.15.4 build as the storefront): field icons, list-item icons and icons inside
        // HTML/static content render on the canvas exactly as on the published form.
        wp_enqueue_style(
            'wpvfb-fontawesome',
            WPVFB_PLUGIN_URL . 'assets/vendor/fontawesome/css/all.min.css',
            array(),
            '5.15.4'
        );

        // WordPress media library (wp.media) for the image, column and form background editors.
        wp_enqueue_media();

        wp_enqueue_script(
            'wpvfb-builder-js',
            WPVFB_PLUGIN_URL . 'dist/assets/builder.js',
            array(),
            $js_ver,
            true
        );

        wp_localize_script(
            'wpvfb-builder-js',
            'wpvfbSettings',
            apply_filters(
                'wpvfb_builder_settings',
                array(
                    'apiUrl'     => esc_url_raw( rest_url( WPVFB_API::REST_NAMESPACE ) ),
                    'nonce'      => wp_create_nonce( 'wp_rest' ),
                    'pluginUrl'  => esc_url_raw( WPVFB_PLUGIN_URL ),
                    // Default recipient for new notifications and the "Send test email" address.
                    'adminEmail' => sanitize_email( get_option( 'admin_email' ) ),
                )
            )
        );
    }
}