#!/usr/bin/env node
/**
 * 列出目標 repo 的既有標籤。
 *
 * 這支腳本刻意只讀不寫：本專案不自動建立 Gitea 標籤，上游指令挑標籤時
 * 只能從這裡回傳的清單裡選，選不到就不貼。
 *
 * 用法：node scripts/labels-list.js --repo owner/name [--host <網址>] [--dry-run]
 */
import {
  listLabels,
  main,
  parseFlags,
  parseRepo,
  preflight,
  referencesDir,
  resolveLogin,
  templatesDir,
} from './lib.js';

main(async () => {
  const flags = parseFlags(process.argv.slice(2), {
    required: ['repo'],
    optional: ['host'],
    booleans: ['dry-run'],
  });
  const repo = parseRepo(flags.repo);
  const path = `/repos/${repo}/labels`;

  if (flags['dry-run']) {
    return {
      dryRun: true,
      repo,
      requests: [{ method: 'GET', path }],
      paths: { templates: templatesDir(), references: referencesDir() },
    };
  }

  const login = resolveLogin({ host: flags.host });
  await preflight(login, repo);

  const labels = await listLabels(login, repo);

  return {
    repo,
    count: labels.length,
    labels: labels.map((label) => ({
      id: label.id,
      name: label.name,
      color: label.color,
      description: label.description ?? '',
    })),
  };
});