"use client";

import { useHospitalityCapabilities } from "@/modules/hospitality/hooks/useHospitalityCapabilities";
import { HospitalityPageLoader } from "@/modules/hospitality/pages/shared";
import { FeatureLock } from "@/modules/commercial/components";
import { useTenantId } from "@/hooks/useTenantId";
import { CapabilityUnavailable } from "@/modules/hospitality/components/CapabilityUnavailable";

/** Maps hospitality capability/feature keys → L2 bundle codes (service-owned). */
export const FEATURE_TO_BUNDLE: Record<string, string> = {
  digital_menu: "digital_menu",
  digital_menu_catalog: "digital_menu",
  qr_menu: "qr_menu",
  qr_ordering: "qr_ordering",
  pos_lite: "pos_lite",
  pos_pro: "pos_pro",
  kitchen: "kitchen",
  kitchen_engine: "kitchen",
  reservation: "reservation",
  table_service: "table_service",
  delivery_integration: "delivery_connector",
  delivery_connector: "delivery_connector",
  accounting_integration: "accounting_connector",
  accounting_connector: "accounting_connector",
  crm_integration: "crm_connector",
  crm_connector: "crm_connector",
  loyalty_integration: "loyalty_connector",
  loyalty_connector: "loyalty_connector",
  communication_integration: "communication_connector",
  communication_connector: "communication_connector",
  website_integration: "website_connector",
  website_connector: "website_connector",
  analytics: "analytics",
};

/**
 * Dual-layer gate:
 * 1) Hospitality L2 `/capabilities` feature flag
 * 2) Commercial entitlement (FeatureLock / UpgradePrompt)
 *
 * Never silently hides. Never uses fake unlock.
 */
export function HospitalityBundleGate({
  feature,
  capabilities,
  children,
}: {
  feature: string;
  capabilities?: { features: Record<string, boolean> };
  children: React.ReactNode;
}) {
  const capsQ = useHospitalityCapabilities();
  const { tenantId } = useTenantId();
  const caps = capabilities ?? capsQ.data;
  const bundle = FEATURE_TO_BUNDLE[feature] ?? feature;
  const commercialKey = `hospitality.${bundle}`;

  if (capsQ.isLoading && !capabilities) return <HospitalityPageLoader />;

  const featureFlag =
    caps?.features?.[feature] ?? caps?.features?.[bundle] ?? caps?.features?.[FEATURE_TO_BUNDLE[feature]];

  if (featureFlag === false) {
    return (
      <CapabilityUnavailable
        title="ماژول در بسته فعال نیست"
        description="این بخش در بسته (bundle) فعال Hospitality شما موجود نیست."
        requiredBundle={bundle}
        requiredCapability={feature}
        secondaryHref="/hospitality/bundles"
        secondaryLabel="بسته‌های Hospitality"
      />
    );
  }

  if (!tenantId) return <>{children}</>;

  return (
    <FeatureLock
      featureKey={commercialKey}
      tenantId={tenantId}
      requiredBundle={bundle}
      requiredCapability={commercialKey}
      fallback={
        <CapabilityUnavailable
          title="نیاز به entitlement تجاری"
          description="دسترسی تجاری برای این قابلیت تأیید نشد."
          requiredBundle={bundle}
          requiredCapability={commercialKey}
        />
      }
    >
      {children}
    </FeatureLock>
  );
}