import { createHash } from 'node:crypto'
import { createReadStream, createWriteStream } from 'node:fs'
import { mkdir, readFile, stat } from 'node:fs/promises'
import path from 'node:path'
import { fileURLToPath } from 'node:url'
import { ZipArchive } from 'archiver'

const scriptDirectory = path.dirname(fileURLToPath(import.meta.url))
const webDirectory = path.resolve(scriptDirectory, '..')
const distDirectory = path.join(webDirectory, 'dist')
const packageJson = JSON.parse(
  await readFile(path.join(webDirectory, 'package.json'), 'utf8'),
)
const versionIndex = process.argv.indexOf('--version')
const version =
  versionIndex >= 0 ? process.argv[versionIndex + 1] : packageJson.version

if (!/^\d+\.\d+\.\d+(?:-[0-9A-Za-z]+(?:[.-][0-9A-Za-z]+)*)?$/.test(version ?? '')) {
  throw new Error('请使用 --version 1.0.1 指定语义版本。')
}

await stat(path.join(distDirectory, 'index.html')).catch(() => {
  throw new Error('dist/index.html 不存在，请先完成 Capacitor 前端构建。')
})

const outputDirectory = path.resolve(
  webDirectory,
  '..',
  '.artifacts',
  'app-updates',
)
await mkdir(outputDirectory, { recursive: true })
const outputPath = path.join(
  outputDirectory,
  `jiaowu-web-${version}.zip`,
)

await new Promise((resolve, reject) => {
  const output = createWriteStream(outputPath)
  const archive = new ZipArchive({ zlib: { level: 9 } })
  output.on('close', resolve)
  output.on('error', reject)
  archive.on('warning', reject)
  archive.on('error', reject)
  archive.pipe(output)
  archive.directory(distDirectory, false)
  archive.finalize()
})

const hash = createHash('sha256')
await new Promise((resolve, reject) => {
  const source = createReadStream(outputPath)
  source.on('data', (chunk) => hash.update(chunk))
  source.on('end', resolve)
  source.on('error', reject)
})
const file = await stat(outputPath)

console.log(`更新包：${outputPath}`)
console.log(`版本：${version}`)
console.log(`大小：${file.size} bytes`)
console.log(`SHA-256：${hash.digest('hex')}`)