import { readBrandingEnv, readBrandingLocked } from './utils/branding';
import {
  resolveRuntimeInstanceConfig,
  type InstanceConfigValues,
  type RuntimeInstanceConfig,
} from './utils/runtimeInstanceConfig';

type ConfigType = InstanceConfigValues;
const config: ConfigType = {
  baseUrl: import.meta.env.VITE_BASE_URL,
  environment: import.meta.env.VITE_ENVIRONMENT,
  googleCloudStorageBucket: import.meta.env.VITE_GOOGLE_CLOUD_STORAGE_BUCKET,
  googleMapsApiKey: import.meta.env.VITE_GOOGLE_MAPS_API_KEY,
  googleMapId: import.meta.env.VITE_GOOGLE_MAP_ID,
  graphqlUrl: import.meta.env.VITE_GRAPHQL_URL,
  logoutUrl: import.meta.env.VITE_LOGOUT_URL,
  openCageApiKey: import.meta.env.VITE_OPEN_CAGE_API_KEY,
  openGraphApiKey: import.meta.env.VITE_OPEN_GRAPH_API_KEY,
  serverName: import.meta.env.VITE_SERVER_NAME,
  // Human-facing site name used in the nav, page titles and SEO. Falls back to
  // the server identifier and finally 'Untitled' so a missing
  // VITE_SERVER_DISPLAY_NAME never renders as "undefined". Set
  // VITE_SERVER_DISPLAY_NAME in the deploy for the desired branding.
  serverDisplayName:
    import.meta.env.VITE_SERVER_DISPLAY_NAME ||
    import.meta.env.VITE_SERVER_NAME ||
    'Untitled',
};

// Build-time branding defaults. Each key is overridable at container startup
// by its NUXT_PUBLIC_BRANDING_* counterpart once it reaches
// `runtimeConfig.public.branding` in nuxt.config.ts.
const brandingEnvDefaults = readBrandingEnv(import.meta.env);
const brandingLockedDefault = readBrandingLocked(import.meta.env);

const applyRuntimeInstanceConfig = (runtime: RuntimeInstanceConfig): void => {
  Object.assign(
    config,
    resolveRuntimeInstanceConfig({ runtime, fallback: config })
  );
};

export {
  applyRuntimeInstanceConfig,
  brandingEnvDefaults,
  brandingLockedDefault,
  config,
};