const fs = require('fs')
const archiver = require('archiver')

/**
 * 文件夹压缩
 * @param {string} src 源文件夹绝对路径
 * @return {string} 压缩后的文件路径
 */
module.exports = src => {
  return new Promise((resolve, reject) => {
    const dist = `${src}.zip`
    const output = fs.createWriteStream(dist)
    const archive = archiver('zip')

    archive.pipe(output)
    archive.glob('**/*', {cwd: src, expand: true, dot: true})
    archive.finalize()

    output.on('close', () => resolve(dist))
    archive.on('error', err => reject(err))
  })
}