#!/usr/bin/env node
/**
 * Gitea CLI — 项目管理工具
 *
 * 用法: node gitea.js --role <角色> <command> [subcommand] [options]
 * 所有配置（连接信息、Token、角色映射、标签定义）从 gitea-config.json 读取。
 */

const fs = require('fs');
const path = require('path');
const { GiteaAPI } = require('./gitea-api');

// ═══════════════════════════════════════════════════
// 加载配置
// ═══════════════════════════════════════════════════

const CONFIG_PATH = path.join(__dirname, 'gitea-config.json');
let config;
try {
  config = JSON.parse(fs.readFileSync(CONFIG_PATH, 'utf-8'));
} catch (e) {
  console.error(`❌ 无法读取配置文件: ${CONFIG_PATH}`);
  console.error(`   ${e.message}`);
  process.exit(1);
}

// ═══════════════════════════════════════════════════
// 命令行参数解析
// ═══════════════════════════════════════════════════

function parseArgs(argv) {
  const positional = [];
  const options = {};

  for (let i = 0; i < argv.length; i++) {
    const arg = argv[i];
    if (arg === '--') { positional.push(...argv.slice(i + 1)); break; }
    if (arg.startsWith('--')) {
      const key = arg.slice(2);
      const next = argv[i + 1];
      if (next && !next.startsWith('--')) {
        options[key] = next;
        i++;
      } else {
        options[key] = true;
      }
    } else {
      positional.push(arg);
    }
  }
  return { command: positional[0] || '', sub: positional[1] || '', rest: positional.slice(2), options };
}

// ═══════════════════════════════════════════════════
// 输出格式化
// ═══════════════════════════════════════════════════

function out(data) {
  if (globalArgs.options.json) {
    console.log(JSON.stringify(data, null, 2));
  }
}

function outText(text) {
  if (!globalArgs.options.json) console.log(text);
}

function ok(msg) { outText(`✅ ${msg}`); }
function fail(msg) { outText(`❌ ${msg}`); }
function info(msg) { outText(`ℹ️  ${msg}`); }

function truncate(s, max = 60) {
  if (!s) return '';
  const oneLine = s.replace(/\n/g, ' ').trim();
  return oneLine.length > max ? oneLine.slice(0, max - 1) + '…' : oneLine;
}

function labelNames(issue) {
  return (issue.labels || []).map(l => l.name);
}

/** 简易表格输出 */
function table(headers, rows) {
  if (!rows.length) { outText('  (空)'); return; }
  const widths = headers.map((h, i) =>
    Math.max(h.length, ...rows.map(r => String(r[i] ?? '').length)))
  ;
  const fmt = (cells) => cells.map((c, i) => String(c ?? '').padEnd(widths[i])).join('  ');
  outText('  ' + fmt(headers));
  outText('  ' + fmt(headers.map(() => '─'.repeat(2))));
  for (const r of rows) outText('  ' + fmt(r));
}

// ═══════════════════════════════════════════════════
// 角色解析
// ═══════════════════════════════════════════════════

/**
 * 获取 Token（优先级：环境变量 > config.roles[role].token）
 */
function resolveToken(options) {
  if (process.env.GITEA_TOKEN) return process.env.GITEA_TOKEN;

  const role = options.role;
  if (role) {
    const validRoles = Object.keys(config.roles);
    if (!validRoles.includes(role)) {
      console.error(`❌ 无效角色: ${role}，可选: ${validRoles.join(', ')}`);
      process.exit(1);
    }
    const token = config.roles[role]?.token;
    if (!token) {
      console.error(`❌ 角色 "${role}" 未配置 token。请在 gitea-config.json 中设置。`);
      process.exit(1);
    }
    return token;
  }

  console.error('❌ 缺少认证信息。请使用以下方式之一:');
  console.error('   --role <角色名>    从 gitea-config.json 读取 Token');
  console.error('   GITEA_TOKEN=xxx    通过环境变量传入');
  process.exit(1);
}

/**
 * 解析 assignee：支持角色名（自动映射）或直接用户名
 */
function resolveAssignee(value) {
  if (!value) return null;
  return config.roles[value]?.assignee || value;
}

/**
 * 自动从 --role 解析 assignee（用于 issue create）
 */
function autoAssignee(role) {
  if (!role) return [];
  const assignee = config.roles[role]?.assignee;
  return assignee ? [assignee] : [];
}

// ═══════════════════════════════════════════════════
// 命令实现
// ═══════════════════════════════════════════════════

const cmd = {};

// ──────── issue ────────

cmd.issue = {
  async list(api, opts) {
    const params = {};
    if (opts.options.state) params.state = opts.options.state;
    if (opts.options.milestone) {
      const ms = isNaN(opts.options.milestone)
        ? await api.findMilestoneByTitle(opts.options.milestone)
        : { id: Number(opts.options.milestone) };
      if (ms) params.milestones = ms.id;
      else { fail(`未找到里程碑: ${opts.options.milestone}`); return; }
    }
    if (opts.options.labels) params.labels = opts.options.labels;
    if (opts.options.assigned) {
      // 支持角色名或直接用户名
      params.assigned_by = resolveAssignee(opts.options.assigned);
    }

    const issues = await api.listIssues(params);
    out(issues);
    if (!opts.options.json) {
      outText(`\n📋 Issues (${issues.length || 0})\n`);
      if (!issues || !issues.length) { outText('  (无)'); return; }
      table(
        ['#', '标题', '状态', '里程碑', '标签'],
        issues.map(i => [
          i.number,
          truncate(i.title, 40),
          i.state,
          i.milestone?.title || '—',
          labelNames(i).join(', ') || '—',
        ])
      );
    }
  },

  async get(api, opts) {
    const num = opts.rest[0];
    if (!num) { fail('用法: issue get <number>'); return; }
    const issue = await api.getIssue(num);
    out(issue);
    if (!opts.options.json) {
      outText(`\n📌 Issue #${issue.number}: ${issue.title}`);
      outText(`   状态: ${issue.state}`);
      outText(`   里程碑: ${issue.milestone?.title || '—'}`);
      outText(`   指派: ${(issue.assignees || []).map(a => a.login).join(', ') || '—'}`);
      outText(`   标签: ${labelNames(issue).join(', ') || '—'}`);
      outText(`   创建: ${issue.created_at?.slice(0, 10)}`);
      outText(`   更新: ${issue.updated_at?.slice(0, 10)}`);
      if (issue.body) {
        outText(`\n--- Body ---\n${issue.body.slice(0, 500)}${issue.body.length > 500 ? '…' : ''}`);
      }
    }
  },

  async create(api, opts) {
    const title = opts.options.title;
    const body = opts.options.body || '';
    if (!title) { fail('用法: issue create --title "标题" [--body "内容"] [--milestone <id>] [--labels <id,...>]'); return; }

    const data = { title, body };
    if (opts.options.milestone) {
      const ms = isNaN(opts.options.milestone)
        ? await api.findMilestoneByTitle(opts.options.milestone)
        : { id: Number(opts.options.milestone) };
      if (ms) data.milestone = ms.id;
    }
    if (opts.options.labels) {
      data.labels = opts.options.labels.split(',').map(Number);
    }
    // assignee: 显式指定 > 自动从 --role 映射
    if (opts.options.assignees) {
      data.assignees = opts.options.assignees.split(',').map(a => resolveAssignee(a));
    } else {
      data.assignees = autoAssignee(opts.options.role);
    }

    const issue = await api.createIssue(data);
    out(issue);
    if (!opts.options.json) {
      ok(`Issue #${issue.number} 已创建: ${issue.title}`);
      outText(`   ${issue.html_url}`);
    }
  },

  async update(api, opts) {
    const num = opts.rest[0];
    if (!num) { fail('用法: issue update <number> [--title "…"] [--body "…"] [--state open|closed]'); return; }

    const data = {};
    if (opts.options.title !== undefined) data.title = opts.options.title;
    if (opts.options.body !== undefined) data.body = opts.options.body;
    if (opts.options.state) data.state = opts.options.state;
    if (opts.options.milestone) {
      const ms = isNaN(opts.options.milestone)
        ? await api.findMilestoneByTitle(opts.options.milestone)
        : { id: Number(opts.options.milestone) };
      if (ms) data.milestone = ms.id;
    }
    if (opts.options.assignees) {
      data.assignees = opts.options.assignees.split(',').map(a => resolveAssignee(a));
    }

    const issue = await api.updateIssue(num, data);
    out(issue);
    if (!opts.options.json) ok(`Issue #${num} 已更新`);
  },

  async close(api, opts) {
    const num = opts.rest[0];
    if (!num) { fail('用法: issue close <number>'); return; }
    const comment = opts.options.body || opts.options.comment;
    await api.closeIssue(num, comment);
    out({ closed: true, number: Number(num) });
    if (!opts.options.json) ok(`Issue #${num} 已关闭`);
  },

  async reopen(api, opts) {
    const num = opts.rest[0];
    if (!num) { fail('用法: issue reopen <number>'); return; }
    await api.reopenIssue(num);
    out({ reopened: true, number: Number(num) });
    if (!opts.options.json) ok(`Issue #${num} 已重新打开`);
  },

  async comment(api, opts) {
    const num = opts.rest[0];
    const body = opts.options.body;
    if (!num || !body) { fail('用法: issue comment <number> --body "内容"'); return; }
    const c = await api.createComment(num, body);
    out(c);
    if (!opts.options.json) ok(`评论已添加到 Issue #${num}`);
  },

  async comments(api, opts) {
    const num = opts.rest[0];
    if (!num) { fail('用法: issue comments <number>'); return; }
    const comments = await api.listComments(num);
    out(comments);
    if (!opts.options.json) {
      outText(`\n💬 Issue #${num} 的评论 (${comments.length})\n`);
      if (!comments.length) { outText('  (无评论)'); return; }
      for (const c of comments) {
        outText(`  @${c.user?.login || '?'} (${c.created_at?.slice(0, 10)}):`);
        outText(`    ${truncate(c.body, 80)}`);
      }
    }
  },

  async labels(api, opts) {
    const num = opts.rest[0];
    if (!num) { fail('用法: issue labels <number> [--add <id,...>] [--set <id,...>]'); return; }

    if (opts.options.add) {
      const ids = opts.options.add.split(',').map(Number);
      await api.addIssueLabels(num, ids);
      if (!opts.options.json) ok(`标签已添加到 Issue #${num}: ${ids.join(', ')}`);
    } else if (opts.options.set) {
      const ids = opts.options.set.split(',').map(Number);
      await api.replaceIssueLabels(num, ids);
      if (!opts.options.json) ok(`Issue #${num} 的标签已替换为: ${ids.join(', ')}`);
    } else {
      const labels = await api.getIssueLabels(num);
      out(labels);
      if (!opts.options.json) {
        outText(`\n🏷️ Issue #${num} 的标签 (${labels.length})`);
        for (const l of labels) {
          outText(`  ${l.name} (${l.id}) #${l.color}`);
        }
      }
    }
  },

  async deps(api, opts) {
    const num = opts.rest[0];
    if (!num) { fail('用法: issue deps <number>'); return; }
    const [blockedBy, blocking] = await Promise.all([
      api.listDependencies(num).catch(() => []),
      api.listBlocks(num).catch(() => []),
    ]);
    out({ issue: Number(num), blockedBy, blocking });
    if (!opts.options.json) {
      outText(`\n🔗 Issue #${num} 的依赖关系`);
      outText(`  被阻塞于 (${blockedBy.length}): ${blockedBy.map(i => '#' + i.number).join(', ') || '无'}`);
      outText(`  阻塞了 (${blocking.length}): ${blocking.map(i => '#' + i.number).join(', ') || '无'}`);
    }
  },

  async block(api, opts) {
    const [num, blocked] = opts.rest;
    if (!num || !blocked) { fail('用法: issue block <number> <blocked_number>'); return; }
    await api.addBlock(Number(num), Number(blocked));
    out({ blocker: Number(num), blocked: Number(blocked) });
    if (!opts.options.json) ok(`Issue #${blocked} 现在依赖于 Issue #${num}`);
  },

  async unblock(api, opts) {
    const [num, blocked] = opts.rest;
    if (!num || !blocked) { fail('用法: issue unblock <number> <blocked_number>'); return; }
    await api.removeBlock(Number(num), Number(blocked));
    out({ blocker: Number(num), unblocked: Number(blocked) });
    if (!opts.options.json) ok(`Issue #${blocked} 不再依赖于 Issue #${num}`);
  },
};

// ──────── milestone ────────

cmd.milestone = {
  async list(api, opts) {
    const milestones = await api.listMilestones({ state: opts.options.state || 'all' });
    out(milestones);
    if (!opts.options.json) {
      outText(`\n🏁 里程碑 (${milestones.length})\n`);
      if (!milestones.length) { outText('  (无)'); return; }
      table(
        ['ID', '标题', '状态', 'Open', 'Closed', '截止日期'],
        milestones.map(m => [
          m.id,
          m.title,
          m.state,
          m.open_issues,
          m.closed_issues,
          m.due_on?.slice(0, 10) || '—',
        ])
      );
    }
  },

  async create(api, opts) {
    const title = opts.options.title;
    if (!title) { fail('用法: milestone create --title "标题" [--description "描述"] [--due YYYY-MM-DD]'); return; }
    const data = { title, state: 'open' };
    if (opts.options.description) data.description = opts.options.description;
    if (opts.options.due) data.due_on = opts.options.due + 'T00:00:00Z';
    const ms = await api.createMilestone(data);
    out(ms);
    if (!opts.options.json) ok(`里程碑已创建: ${ms.title} (ID: ${ms.id})`);
  },

  async update(api, opts) {
    const id = opts.rest[0];
    if (!id) { fail('用法: milestone update <id> [--title "…"] [--description "…"] [--state open|closed]'); return; }
    const data = {};
    if (opts.options.title) data.title = opts.options.title;
    if (opts.options.description !== undefined) data.description = opts.options.description;
    if (opts.options.state) data.state = opts.options.state;
    if (opts.options.due) data.due_on = opts.options.due + 'T00:00:00Z';
    const ms = await api.updateMilestone(id, data);
    out(ms);
    if (!opts.options.json) ok(`里程碑 ${id} 已更新`);
  },
};

// ──────── label ────────

cmd.label = {
  async list(api, opts) {
    const labels = await api.listLabels();
    out(labels);
    if (!opts.options.json) {
      outText(`\n🏷️ 标签 (${labels.length})\n`);
      if (!labels.length) { outText('  (无)'); return; }
      table(
        ['ID', '名称', '颜色'],
        labels.map(l => [l.id, l.name, '#' + l.color])
      );
    }
  },

  async create(api, opts) {
    const name = opts.options.name;
    const color = (opts.options.color || '#ededed').replace('#', '');
    if (!name) { fail('用法: label create --name "名称" [--color "#RRGGBB"]'); return; }
    const label = await api.createLabel({ name, color });
    out(label);
    if (!opts.options.json) ok(`标签已创建: ${name} (ID: ${label.id})`);
  },

  async init(api, opts) {
    outText('\n🏷️ 初始化标准标签体系…\n');
    // 从 config.labels 合并所有标签定义
    const allLabels = Object.values(config.labels).flat();
    const existing = await api.listLabels();
    const existingNames = new Set(existing.map(l => l.name));
    let created = 0, skipped = 0;

    for (const def of allLabels) {
      if (existingNames.has(def.name)) {
        info(`跳过 (已存在): ${def.name}`);
        skipped++;
      } else {
        await api.createLabel({ name: def.name, color: def.color.replace('#', ''), description: def.description });
        ok(`已创建: ${def.name}`);
        created++;
      }
    }
    outText(`\n完成: 新建 ${created} 个, 跳过 ${skipped} 个`);
  },
};

// ──────── pipeline ────────

cmd.pipeline = {
  async init(api, opts) {
    const title = opts.options.title || 'Pipeline Tracker';
    const milestone = opts.options.milestone;

    const body = `# 流水线进度追踪

## 当前阶段
草图阶段

## 当前迭代
（非迭代阶段，留空）

## 阶段历史
| 阶段 | 里程碑 | 进入日期 | 完成日期 |
|------|--------|----------|----------|
| 草图阶段 | 草图阶段 | ${new Date().toISOString().slice(0, 10)} | — |`;

    const data = { title, body };
    if (milestone) {
      const ms = isNaN(milestone)
        ? await api.findMilestoneByTitle(milestone)
        : { id: Number(milestone) };
      if (ms) data.milestone = ms.id;
    }

    const issue = await api.createIssue(data);
    out(issue);
    if (!opts.options.json) {
      ok(`Pipeline Tracker 已创建: Issue #${issue.number}`);
      outText(`   ${issue.html_url}`);
    }
  },

  async status(api, opts) {
    let tracker = await api.findIssueByTitle('Pipeline Tracker');
    if (!tracker) { fail('未找到 Pipeline Tracker Issue。请先运行: pipeline init'); return; }
    tracker = await api.getIssue(tracker.number);
    out({ number: tracker.number, title: tracker.title, body: tracker.body });
    if (!opts.options.json) {
      outText(`\n📊 Pipeline Tracker #${tracker.number}\n`);
      outText(tracker.body);
    }
  },

  async update(api, opts) {
    const num = opts.rest[0];
    const field = opts.options.field;
    const value = opts.options.value;
    if (!num || !field || !value) {
      fail('用法: pipeline update <issue-number> --field <阶段|当前迭代> --value <值>');
      return;
    }

    const issue = await api.getIssue(num);
    let body = issue.body || '';

    if (field === '阶段') {
      body = body.replace(/## 当前阶段\n.*/, `## 当前阶段\n${value}`);
    } else if (field === '当前迭代') {
      body = body.replace(/## 当前迭代\n.*/, `## 当前迭代\n${value}`);
    } else {
      fail(`无效字段: ${field}，可选: 阶段, 当前迭代`);
      return;
    }

    await api.updateIssue(num, { body });
    out({ number: Number(num), field, value, updated: true });
    if (!opts.options.json) ok(`Pipeline Tracker 字段 "${field}" 已更新为: ${value}`);
  },
};

// ──────── pr ────────

cmd.pr = {
  async list(api, opts) {
    const params = {};
    if (opts.options.state) params.state = opts.options.state;
    if (opts.options.base) params.base = opts.options.base;
    if (opts.options.head) params.head = opts.options.head;

    const prs = await api.listPullRequests(params);
    out(prs);
    if (!opts.options.json) {
      outText(`\n🔀 Pull Requests (${prs.length || 0})\n`);
      if (!prs || !prs.length) { outText('  (无)'); return; }
      table(
        ['#', '标题', '状态', 'Base', 'Head', '合并'],
        prs.map(p => [
          p.number,
          truncate(p.title, 35),
          p.state,
          p.base?.ref || '—',
          p.head?.ref || '—',
          p.merged ? '✅' : '—',
        ])
      );
    }
  },

  async get(api, opts) {
    const num = opts.rest[0];
    if (!num) { fail('用法: pr get <number>'); return; }
    const pr = await api.getPullRequest(num);
    out(pr);
    if (!opts.options.json) {
      outText(`\n🔀 PR #${pr.number}: ${pr.title}`);
      outText(`   状态: ${pr.state}`);
      outText(`   ${pr.base?.ref} ← ${pr.head?.ref}`);
      outText(`   合并: ${pr.merged ? '✅ 已合并' : '❌ 未合并'}`);
      if (pr.body) {
        outText(`\n--- Body ---\n${pr.body.slice(0, 500)}${pr.body.length > 500 ? '…' : ''}`);
      }
    }
  },

  async create(api, opts) {
    const base = opts.options.base || 'main';
    const head = opts.options.head;
    const title = opts.options.title;
    const body = opts.options.body || '';

    if (!head || !title) {
      fail('用法: pr create --head <分支> --title "标题" [--base main] [--body "描述"]');
      return;
    }

    const pr = await api.createPullRequest({ base, head, title, body });
    out(pr);
    if (!opts.options.json) {
      ok(`PR #${pr.number} 已创建: ${pr.title}`);
      outText(`   ${pr.html_url}`);
    }
  },

  async merge(api, opts) {
    const num = opts.rest[0];
    if (!num) { fail('用法: pr merge <number> [--style merge|squash|rebase]'); return; }
    const style = opts.options.style || 'merge';

    const pr = await api.getPullRequest(num);
    if (pr.merged) { fail(`PR #${num} 已合并，无需重复操作`); return; }
    if (pr.mergeable === false) { fail(`PR #${num} 存在冲突，无法自动合并。请先解决冲突。`); return; }

    const result = await api.mergePullRequest(num, { style });
    out(result);
    if (!opts.options.json) ok(`PR #${num} 已合并 (${style})`);
  },
};

// ──────── test ────────

cmd.test = {
  async run(api, opts) {
    outText('\n🧪 Gitea API 接口验证\n');
    const results = [];
    let passed = 0, failed = 0;

    async function test(name, fn) {
      try {
        const result = await fn();
        ok(name);
        results.push({ name, status: 'pass', detail: result });
        passed++;
      } catch (e) {
        fail(`${name} — ${e.message}`);
        results.push({ name, status: 'fail', error: e.message });
        failed++;
      }
    }

    // P0: 阻塞性验证
    outText('── P0: 阻塞性验证 ──\n');

    await test('GET /milestones', () => api.listMilestones());
    await test('GET /issues', () => api.listIssues({ limit: 5 }));
    await test('GET /labels', () => api.listLabels());

    // 查找第一个存在的 Issue 用于后续测试
    const issues = await api.listIssues({ limit: 5, state: 'all' });
    const testIssue = issues.find(i => i.state === 'open') || issues[0];
    if (testIssue) {
      await test(`GET /issues/${testIssue.number}`, () => api.getIssue(testIssue.number));
      await test(`GET /issues/${testIssue.number}/comments`, () => api.listComments(testIssue.number));
      await test(`GET /issues/${testIssue.number}/dependencies`, () => api.listDependencies(testIssue.number));
      await test(`GET /issues/${testIssue.number}/blocks`, () => api.listBlocks(testIssue.number));
    }

    await test('POST 创建含中文 Issue', async () => {
      const i = await api.createIssue({
        title: '测试 Issue — UTF-8 验证 🎮',
        body: '这是中文内容测试。\n\n- 列表项\n- 特殊字符：✅❌🔴⬜\n\n创建时间: ' + new Date().toISOString(),
      });
      await api.closeIssue(i.number);
      return `#${i.number}: ${i.title}`;
    });

    if (testIssue) {
      await test('POST 创建含中文评论', async () => {
        const c = await api.createComment(testIssue.number, '🧪 API 评论测试 — 中文编码验证 ' + new Date().toISOString().slice(0, 19));
        return `comment_id: ${c.id}`;
      });

      await test('PATCH 更新 Issue', async () => {
        const orig = await api.getIssue(testIssue.number);
        const newTitle = orig.title + ' [测试更新]';
        await api.updateIssue(testIssue.number, { title: newTitle });
        await api.updateIssue(testIssue.number, { title: orig.title });
        return `Issue #${testIssue.number} 标题更新并还原`;
      });
    }

    await test('PATCH 关闭/重开 Issue', async () => {
      const tmp = await api.createIssue({ title: '临时测试 — 开关', body: '将被关闭再打开' });
      await api.closeIssue(tmp.number);
      await api.reopenIssue(tmp.number);
      await api.closeIssue(tmp.number);
      return `#${tmp.number} 关闭→重开→关闭`;
    });

    await test('POST 创建 Label', async () => {
      const l = await api.createLabel({ name: '_test-label', color: 'ededed' });
      try { await api.deleteLabel(l.id); } catch { /* ignore */ }
      return `label: ${l.name} (ID: ${l.id}) 已创建并清理`;
    });

    if (testIssue) {
      await test('POST Issue 添加标签', async () => {
        const labels = await api.listLabels();
        if (!labels.length) return '无可用标签，跳过';
        await api.addIssueLabels(testIssue.number, [labels[0].id]);
        return `添加标签 ${labels[0].name} 到 Issue #${testIssue.number}`;
      });
    }

    // P1: 核心功能
    outText('\n── P1: 核心功能验证 ──\n');

    if (testIssue && issues.length >= 2) {
      const other = issues.find(i => i.number !== testIssue.number);
      if (other) {
        await test('POST/DELETE Issue 依赖', async () => {
          await api.addBlock(testIssue.number, other.number);
          await api.removeBlock(testIssue.number, other.number);
          return `依赖关系 ${testIssue.number}→${other.number} 添加→移除`;
        });
      }
    }

    await test('POST/PATCH Milestone', async () => {
      const ms = await api.createMilestone({ title: '_test-milestone', state: 'open' });
      await api.updateMilestone(ms.id, { description: '测试用' });
      await api.updateMilestone(ms.id, { state: 'closed' });
      return `milestone ${ms.id} 创建→更新→关闭`;
    });

    // 汇总
    outText(`\n━━━━━━━━━━━━━━━━━━━━━━━━━━`);
    outText(`总计: ${passed + failed} 项, ✅ ${passed} 通过, ❌ ${failed} 失败`);
    out(results);

    if (failed > 0) process.exit(1);
  },
};

// ═══════════════════════════════════════════════════
// 帮助文本
// ═══════════════════════════════════════════════════

function showHelp() {
  const roles = Object.keys(config.roles).join('|');
  console.log(`
Gitea CLI — 项目管理工具

用法: node gitea.js --role <${roles}> <command> [subcommand] [options]

全局选项:
  --help              显示帮助信息
  --json              以 JSON 格式输出
  --role <角色>       使用对应角色的身份（自动解析 Token 和 Assignee）

命令列表:

  issue list          列出 Issues
                      [--state open|closed|all] [--milestone <id|标题>]
                      [--labels <id,...>] [--assigned <角色名|用户名>]
  issue get <#>       查看 Issue 详情
  issue create        创建 Issue（assignee 自动从 --role 映射）
                      --title "标题" [--body "内容"] [--milestone <id>]
                      [--labels <id,...>] [--assignees <角色名,...>]
  issue update <#>    更新 Issue [--title "…"] [--body "…"] [--state open|closed]
  issue close <#>     关闭 Issue [--body "完成评论"]
  issue reopen <#>    重新打开 Issue
  issue comment <#>   添加评论 --body "内容"
  issue comments <#>  查看评论列表
  issue labels <#>    查看/管理标签 [--add <id,...>] [--set <id,...>]
  issue deps <#>      查看依赖关系
  issue block <#> <#> 设置依赖关系
  issue unblock <#> <#> 移除依赖关系

  milestone list      列出里程碑 [--state open|closed|all]
  milestone create    创建里程碑 --title "标题" [--description "…"] [--due YYYY-MM-DD]
  milestone update <id> 更新里程碑 [--title "…"] [--state open|closed]

  label list          列出标签
  label create        创建标签 --name "名称" [--color "#RRGGBB"]
  label init          初始化标准标签体系（从 gitea-config.json 读取定义）

  pipeline init       创建 Pipeline Tracker Meta Issue
  pipeline status     查看当前流水线进度
  pipeline update <#> 更新 Pipeline 字段 --field <阶段|当前迭代> --value <值>

  pr list             列出 Pull Requests [--state open|closed|all] [--base <分支>] [--head <分支>]
  pr get <#>          查看 PR 详情
  pr create           创建 PR --head <分支> --title "标题" [--base main] [--body "描述"]
  pr merge <#>        合并 PR [--style merge|squash|rebase]

  test                验证所有 API 接口

角色自动映射:
  --role <角色名> 自动解析为 Token + Assignee
  --assigned <角色名> 自动解析为 Gitea 用户名
  --assignees <角色名,...> 同上

配置文件: gitea-config.json（与 gitea.js 同目录）
`);
}

// ═══════════════════════════════════════════════════
// 路由与入口
// ═══════════════════════════════════════════════════

let globalArgs;

async function main() {
  const args = parseArgs(process.argv.slice(2));
  globalArgs = args;

  if (args.options.help || (!args.command && !args.sub)) {
    showHelp();
    return;
  }

  // Token 解析
  const token = resolveToken(args.options);

  // 构建 API 实例（从 config 读取连接信息）
  const api = new GiteaAPI(token, {
    host: config.host,
    port: config.port,
    repoOwner: config.repoOwner,
    repoName: config.repoName,
  });

  // 路由
  const commandGroup = cmd[args.command];
  if (!commandGroup) {
    console.error(`❌ 未知命令: ${args.command}`);
    console.error('   运行 --help 查看可用命令');
    process.exit(1);
  }

  if (args.command === 'test') {
    await cmd.test.run(api, args);
    return;
  }

  const handler = commandGroup[args.sub];
  if (!handler) {
    console.error(`❌ 未知子命令: ${args.command} ${args.sub}`);
    console.error(`   运行 --help 查看 ${args.command} 的可用子命令`);
    process.exit(1);
  }

  try {
    await handler(api, args);
  } catch (e) {
    if (args.options.json) {
      console.error(JSON.stringify({ error: e.message, statusCode: e.statusCode }));
    } else {
      console.error(`\n❌ 错误: ${e.message}`);
    }
    process.exit(1);
  }
}

main().catch(e => {
  console.error('致命错误:', e);
  process.exit(1);
});