#!/usr/bin/env node
/**
 * SKILL-REGISTRY 自动校验脚本
 * 对比 SKILL-REGISTRY.md 声明 vs 磁盘实际状态
 * 用法: node scripts/validate-registry.js
 */
const fs = require('fs');
const path = require('path');

const ROOT = path.join(__dirname, '..');
const issues = [];
let passed = 0;

function check(name, condition, detail) {
  if (condition) { passed++; }
  else { issues.push({ severity: detail.startsWith('[CRITICAL]') ? 'CRITICAL' : 'WARNING', name, detail }); }
}

// 1. 钩子磁盘文件数
const hooksDir = path.join(ROOT, 'hooks');
const hookFiles = fs.readdirSync(hooksDir).filter(f => f.endsWith('.js'));
const registry = fs.readFileSync(path.join(ROOT, 'SKILL-REGISTRY.md'), 'utf8');
const hookCountMatch = registry.match(/磁盘文件\s*(\d+)\s*个/);
if (hookCountMatch) {
  const declared = parseInt(hookCountMatch[1]);
  check('hooks-disk-count', declared === hookFiles.length,
    `[WARNING] REGISTRY 声明 ${declared} 个钩子文件，实际 ${hookFiles.length} 个`);
} else {
  check('hooks-disk-count', false, '[WARNING] REGISTRY 中未找到钩子磁盘文件数声明');
}

// 2. 注册钩子文件存在性
const settings = JSON.parse(fs.readFileSync(path.join(ROOT, 'settings.json'), 'utf8'));
const allHookPaths = [];
for (const stage of Object.values(settings.hooks || {})) {
  for (const entry of (Array.isArray(stage) ? stage : [])) {
    for (const hook of (entry.hooks || [])) {
      const m = (hook.command || '').match(/hooks\/([^\s"]+\.js)/);
      if (m) allHookPaths.push(m[1]);
    }
  }
}
for (const hp of allHookPaths) {
  const exists = fs.existsSync(path.join(hooksDir, hp));
  check(`hook-exists:${hp}`, exists, `[CRITICAL] 注册钩子文件不存在: hooks/${hp}`);
}

// 3. 技能目录数
const skillsDir = path.join(ROOT, 'skills');
const skillDirs = fs.readdirSync(skillsDir).filter(f => {
  return !f.startsWith('_') && !f.startsWith('.') && fs.statSync(path.join(skillsDir, f)).isDirectory();
});
const stats = JSON.parse(fs.readFileSync(path.join(ROOT, 'stats-compiled.json'), 'utf8'));
check('skills-count', skillDirs.length === stats.summary.skills,
  `[WARNING] 技能目录 ${skillDirs.length} vs stats 声明 ${stats.summary.skills}`);

// 4. Agent 文件数
const agentsDir = path.join(ROOT, 'agents');
const agentFiles = fs.readdirSync(agentsDir).filter(f => f.endsWith('.md'));
check('agents-count', agentFiles.length === stats.summary.agents,
  `[WARNING] Agent 文件 ${agentFiles.length} vs stats 声明 ${stats.summary.agents}`);

// 5. 版本一致性
const claudeMd = fs.readFileSync(path.join(ROOT, 'CLAUDE.md'), 'utf8');
const claudeVersion = (claudeMd.match(/Smart Assistant[^v]*(v[\d.]+)/) || [])[1] || 'unknown';
const registryVersion = (registry.match(/v[\d.]+/) || [])[0] || 'unknown';
const statsVersion = stats.version || 'unknown';
check('version-consistency',
  claudeVersion === registryVersion && registryVersion === statsVersion,
  `[WARNING] 版本不一致: CLAUDE.md=${claudeVersion} REGISTRY=${registryVersion} stats=${statsVersion}`);

// 6. 每个技能都有 SKILL.md
for (const sd of skillDirs) {
  const skillMd = path.join(skillsDir, sd, 'SKILL.md');
  check(`skill-md:${sd}`, fs.existsSync(skillMd),
    `[WARNING] 技能 ${sd} 缺少 SKILL.md`);
}

// 输出
console.log(`\n=== SKILL-REGISTRY 校验报告 ===`);
console.log(`通过: ${passed}  问题: ${issues.length}\n`);

if (issues.length === 0) {
  console.log('✓ 全部通过，无偏差');
  process.exit(0);
} else {
  for (const i of issues) {
    console.log(`[${i.severity}] ${i.name}: ${i.detail}`);
  }
  process.exit(issues.some(i => i.severity === 'CRITICAL') ? 2 : 1);
}