import { createRequire } from 'module';

const require = createRequire(import.meta.url);
const packageJson = require('../../package.json') as { version: string };

export const PACKAGE_VERSION: string = packageJson.version;

/**
 * Distribution mode for the CLI.
 * - PROD_DISTRO: Public npm registry (npmjs.org)
 * - PRIVATE_DEV_DISTRO: GitHub Package Registry (private/scoped)
 */
export type DistroMode = 'PROD_DISTRO' | 'PRIVATE_DEV_DISTRO';

export const DISTRO_MODE: DistroMode = 'PROD_DISTRO';

/**
 * Configuration for each distribution mode.
 */
export const DISTRO_CONFIG = {
  PROD_DISTRO: {
    packageName: '@aws/agentcore',
    registryUrl: 'https://registry.npmjs.org',
    installCommand: 'npm install -g @aws/agentcore@latest',
  },
  PRIVATE_DEV_DISTRO: {
    packageName: '@aws/agentcore',
    registryUrl: 'https://npm.pkg.github.com',
    installCommand: 'npm install -g @aws/agentcore@latest --registry=https://npm.pkg.github.com',
  },
} as const;

/**
 * Get the current distribution configuration.
 */
export function getDistroConfig() {
  return DISTRO_CONFIG[DISTRO_MODE];
}

/**
 * Directory name where the CDK project is generated by `agentcore create`.
 * This is relative to CONFIG_DIR (agentcore/cdk/).
 */
export const CDK_PROJECT_DIR = 'cdk';

/**
 * CDK app entry point relative to the CDK project directory.
 * Points to the compiled JS in the dist directory.
 */
export const CDK_APP_ENTRY = 'dist/bin/cdk.js';

/**
 * Current schema version for AgentCore configuration files.
 */
export const SCHEMA_VERSION = 1;

/**
 * Default runtime endpoint name used in log group paths and console URLs.
 */
export const DEFAULT_ENDPOINT_NAME = 'DEFAULT';