build.mjs

import * as esbuild from 'esbuild';
import { readdirSync } from 'fs';
import { join, dirname } from 'path';
import { fileURLToPath } from 'url';

const __dirname = dirname(fileURLToPath(import.meta.url));

// 获取所有需要构建的脚本
const scriptsDir = join(__dirname, 'src', 'scripts');
const scripts = readdirSync(scriptsDir)
  .filter(file => file.endsWith('.ts'))
  .map(file => join(scriptsDir, file));

const isWatch = process.argv.includes('--watch');

// 公共构建配置
const buildOptions = {
  bundle: true,
  platform: 'node',
  target: 'node18',
  format: 'cjs',
  minify: false,
  sourcemap: false,
  // 保持代码可读性
  keepNames: true,
  // 添加 banner 注释
  banner: {
    js: '#!/usr/bin/env node\n// Auto-generated by build.js - DO NOT EDIT\n'
  },
  // 定义环境变量
  define: {
    'process.env.NODE_ENV': '"production"'
  }
};

async function build() {
  console.log('🔨 Building scripts...\n');

  for (const script of scripts) {
    const scriptName = script.split('/').pop().replace('.ts', '.js');
    const outfile = join(__dirname, 'skill', 'scripts', scriptName);

    try {
      if (isWatch) {
        const ctx = await esbuild.context({
          ...buildOptions,
          entryPoints: [script],
          outfile
        });
        await ctx.watch();
        console.log(`👀 Watching ${scriptName}...`);
      } else {
        await esbuild.build({
          ...buildOptions,
          entryPoints: [script],
          outfile
        });
        console.log(`✅ Built ${scriptName}`);
      }
    } catch (error) {
      console.error(`❌ Failed to build ${scriptName}:`, error.message);
      process.exit(1);
    }
  }

  if (!isWatch) {
    console.log('\n🎉 Build completed!');
  }
}

build();