/**
 * Minimal per-version configuration entries.
 *
 * Adding a new FHIR version is a one-liner:
 * just add its slug, semver string, and core package spec.
 * Everything else is derived from the core package's base StructureDefinitions.
 */

import type { FhirVersionSlug } from './types.js';

/**
 * Minimal configuration required to support a FHIR version.
 * All other data (resource names, interface names, data types, cardinality
 * tables, type fallbacks) is derived at generation time from the core package.
 */
export interface FhirVersionConfig {
  /** Short slug used in import paths and package names */
  slug: FhirVersionSlug;
  /** Full semver FHIR version string */
  version: string;
  /** Core package spec for download (e.g., 'hl7.fhir.r4.core@4.0.1') */
  corePackage: string;
}

/**
 * Registry of supported FHIR versions.
 * To add a new version (e.g., R5), just add an entry here.
 */
export const FHIR_VERSIONS: Record<FhirVersionSlug, FhirVersionConfig> = {
  r4: {
    slug: 'r4',
    version: '4.0.1',
    corePackage: 'hl7.fhir.r4.core@4.0.1',
  },
  r4b: {
    slug: 'r4b',
    version: '4.3.0',
    corePackage: 'hl7.fhir.r4b.core@4.3.0',
  },
  r5: {
    slug: 'r5',
    version: '5.0.0',
    corePackage: 'hl7.fhir.r5.core@5.0.0',
  },
};