import { readFileSync } from "node:fs";

function assert(condition, message) {
  if (!condition) throw new Error(message);
}

const moduleSource = readFileSync(
  new URL("../src/module.ts", import.meta.url),
  "utf8"
);
const tenantsSource = readFileSync(
  new URL("../src/features/admin/TenantsPanel.tsx", import.meta.url),
  "utf8"
);
const settingsSource = readFileSync(
  new URL("../src/features/admin/TenantSettingsPanel.tsx", import.meta.url),
  "utf8"
);

assert(
  moduleSource.includes('"admin.sections": adminSections'),
  "Tenancy contributes its panels through admin.sections"
);
assert(
  moduleSource.includes('id: "system-tenants"'),
  "Tenancy contributes the system tenant registry section"
);
assert(
  moduleSource.includes('id: "tenant-settings"'),
  "Tenancy contributes the active tenant settings section"
);
assert(
  moduleSource.includes('surfaceId: "tenancy.admin.system-tenants"') &&
    moduleSource.includes('surfaceId: "tenancy.admin.tenant-settings"'),
  "Tenancy owns the view-surface namespace for both admin sections"
);
assert(
  !moduleSource.includes("@govoplan/access-webui"),
  "Tenancy does not import the optional Access WebUI package"
);
assert(
  tenantsSource.includes("/api/tenancy"),
  "The tenant registry panel consumes the tenancy-owned API client"
);
assert(
  settingsSource.includes("/api/tenancy"),
  "The tenant settings panel consumes the tenancy-owned API client"
);