import { mkdir, readdir, readFile, rename, writeFile } from 'node:fs/promises'
import { dirname } from 'node:path'

import type { Fs } from './fs'

export const nodeFs: Fs = {
  async read(path) {
    try {
      return await readFile(path, 'utf8')
    } catch {
      return null
    }
  },
  async write(path, data) {
    await mkdir(dirname(path), { recursive: true })
    await writeFile(path, data, 'utf8')
  },
  rename,
  async list(dir) {
    try {
      return (await readdir(dir)).filter(n => !n.endsWith('.tmp')).sort()
    } catch {
      return []
    }
  },
}