import { readdirSync } from 'node:fs';
import { ScriptError, onPath, packageVersion, promptsDir } from './lib.js';

/**
 * 回報這一份 tea-sdlc 的版本、實際 executable 與可用流程；不連網、不改檔。
 * @param {string[]} argv
 * @returns {object}
 */
export function runVersion(argv) {
  if (argv.length > 0) {
    throw new ScriptError('UNKNOWN_FLAG', 'sdlc-version 不接受參數');
  }

  return {
    name: 'tea-sdlc',
    version: packageVersion(),
    executable: onPath('tea-sdlc'),
    commands: readdirSync(promptsDir())
      .filter((entry) => entry.endsWith('.md'))
      .map((entry) => entry.slice(0, -3))
      .sort(),
  };
}