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

/**
 * 说明：压缩后的命名格式：RESIST_2023-09-09 23_40.zip
 */

const currentDateTime = dayjs().format('YYYY-MM-DD HH_mm')
/**
 * 说明：输出的路径及文件名
 * tips：是相对与package.json的路径，因为是在package.json中调用的scripts/zip.js
 */
const file_path = `./dist/RESIST_${currentDateTime}.zip`

// 检查文件是否存在，是的话则删除后再压缩
if (fs.existsSync(file_path)) {
 console.log(`${file_path} already exists. Deleting the file...`)
 fs.unlinkSync(file_path)
}

const output = fs.createWriteStream(file_path)
const archive = archiver('zip', {
 zlib: { level: 9 }, // 设置压缩级别
})

output.on('close', function() {
 console.log(archive.pointer() + ' total bytes')
 console.log(`RESIST_${currentDateTime}.zip has been created successfully.`)
})

output.on('end', function() {
 console.log('Data has been drained')
})

archive.on('warning', function(err) {
 if (err.code === 'ENOENT') {
  console.warn(err)
 } else {
  throw err
 }
})

archive.on('error', function(err) {
 throw err
})

// 将要压缩的文件夹(相对于此文件的路径)添加到压缩包，解压后的名字仍为RESIST
archive.directory(path.join(__dirname, '../dist/RESIST'), 'RESIST')

// 完成压缩并写入到文件流中
archive.pipe(output)
archive.finalize()