<?php
namespace WooOrderCart;

use WooOrderCart\Front\AddToCart\AddToCartRuntimePolicy;
use WooOrderCart\Cart\CartFeatureRegistry;
use WooOrderCart\Front\AddToCart\AddToCartReactFeature;
use WooOrderCart\Front\Checkout\CheckoutRenderMode;
use WooOrderCart\Modules\Support\ModuleToggles;
use WooOrderCart\Modules\Thankyou\ThankyouBootstrap;
use WooOrderCart\Modules\CartPage\CartPageBootstrap;
use WooOrderCart\Modules\Checkout\CheckoutBootstrap;
use WooOrderCart\Modules\Sidecart\SidecartBootstrap;
use WooOrderCart\Modules\CartGate\CartGateBootstrap;
use WooOrderCart\Modules\LocalPickup\LocalPickupBootstrap;
use WooOrderCart\React\ReactFrontSettings;

class Front {
    private static $_instance = null;

    public static function instance() {
        if ( is_null( self::$_instance ) ) {
            self::$_instance = new self();
        }
        return self::$_instance;
    }

    private function __construct() {
        $this->initialize_frontend_components();
    }

    private function initialize_frontend_components() {
        $toggles = ModuleToggles::instance();
        $features = CartFeatureRegistry::instance();
        $cartgate_enabled = $toggles->is_enabled( 'cartgate' ) && $features->is_enabled( 'cart_gate' );
        $checkoutgate_enabled = $toggles->is_enabled( 'checkoutgate' ) && $features->is_enabled( 'checkout_gate' );
        $localpickup_enabled = $toggles->is_enabled( 'localpickup' ) && $features->is_enabled( 'local_pickup' );
        $sidecart_enabled = $toggles->is_enabled( 'sidecart' );
        $checkout_portal_enabled = $toggles->is_enabled( 'checkout' ) && CheckoutRenderMode::is_portal();
        $orderbumps_enabled = $toggles->is_enabled( 'orderbumps' ) && $features->is_enabled( 'order_bumps' );

        if ( $toggles->should_boot_ajax_server_check() ) {
            Ajax\AjaxServerCheck::instance();
        }

        if ( $orderbumps_enabled ) {
            do_action( 'ipscmi_order_cart_boot_orderbumps' );
        }
        if ( $toggles->is_enabled( 'thankyou' ) ) {
            ( new ThankyouBootstrap() )->boot();
        }
        if ( $toggles->is_enabled( 'cart_page' ) ) {
            ( new CartPageBootstrap() )->boot();
        }

        if ( $checkout_portal_enabled || $sidecart_enabled || $cartgate_enabled || $checkoutgate_enabled ) {
            $this->boot_modern_front_runtime( AddToCartRuntimePolicy::should_boot_bridge() );
        }
        if ( $checkout_portal_enabled ) {
            ( new CheckoutBootstrap() )->boot_portal();
        }
        // The persisted legacy_react choice leaves the assigned page to WooCommerce.
        // Independent cart/pickup modules still register their own WooCommerce hooks.
        if ( $sidecart_enabled ) {
            ( new SidecartBootstrap() )->boot();
        }
        if ( $cartgate_enabled ) {
            ( new CartGateBootstrap() )->boot();
        }
        if ( $checkoutgate_enabled ) {
            do_action( 'ipscmi_order_cart_boot_checkoutgate' );
        }
        if ( $localpickup_enabled ) {
            ( new LocalPickupBootstrap() )->boot();
        }
    }

    private function boot_modern_front_runtime( bool $enable_add_to_cart = false ) {
        ReactFrontSettings::instance();
        if ( $enable_add_to_cart ) {
            AddToCartReactFeature::instance();
        }
    }
}