import { beforeEach, describe, expect, it } from 'vitest'
import i18n from '../../src/i18n'
import { translateErrorMessage, translateIpcError } from '../../src/i18n/format'

describe('translateErrorMessage — SFTP real-device phrases', () => {
  beforeEach(async () => {
    await i18n.changeLanguage('zh-CN')
  })

  it.each([
    ['Permission denied', 'errors:sftp.permissionDenied'],
    ['权限不足，无法访问', 'errors:sftp.permissionDenied'],
    ['SFTP 会话不存在: sftp-1', 'errors:sftp.sessionGone'],
    ['SSH 连接不存在', 'errors:sftp.sessionGone'],
    ['SFTP 正在传输文件，请稍后再试', 'errors:sftp.busy'],
    ['transfer is in progress', 'errors:sftp.busy'],
    ['Unable to startup channel', 'errors:sftp.channelFailed'],
    ['MaxSessions limit', 'errors:sftp.channelFailed'],
    ['文件过大（3.2 MB），编辑上限约 2MB', 'errors:sftp.editTooLarge'],
    ['该文件像是二进制内容，无法用文本编辑器打开', 'errors:sftp.editBinary'],
    ['远程文件不是有效 UTF-8 文本', 'errors:sftp.editNotUtf8'],
    ['传输已取消', 'errors:sftp.transferCancelled'],
    ['No space left on device', 'errors:sftp.diskFull'],
    ['ENOSPC', 'errors:sftp.diskFull'],
    [
      '建立远程端口转发失败: [Session(-32)] Unable to complete request for forward-listen',
      'errors:forward.remoteDenied',
    ],
    [
      '建立远程端口转发失败: 远端拒绝监听端口 8080（常见原因：AllowTcpForwarding 未开或仅为 local、PermitListen 未包含该端口、端口已被占用）。可用命令行核对：ssh -R 8080:127.0.0.1:<本地端口> user@host',
      'errors:forward.remoteDenied',
    ],
    [
      '建立远程端口转发失败: 远端拒绝监听特权端口 80（需 root 或改用 ≥1024；另请确认 AllowTcpForwarding / PermitListen，且端口未被占用）。可用命令行核对：ssh -R 80:127.0.0.1:<本地端口> user@host',
      'errors:forward.remoteDeniedPrivileged',
    ],
    ['closed by user', 'errors:connection.unexpectedDropped'],
    ['connection closed', 'errors:connection.unexpectedDropped'],
    ['keepalive failed', 'errors:connection.keepaliveFailed'],
    ['shell.idleTimeout', 'errors:connection.idleKicked'],
    ['shell.exited', 'errors:connection.shellExited'],
    ['命令已终止', 'ai:step.terminated'],
    ['command cancelled', 'ai:step.terminated'],
  ])('maps %s', (raw, key) => {
    expect(translateErrorMessage(raw)).toBe(i18n.t(key))
  })

  it('falls back to raw text when unmatched', () => {
    expect(translateErrorMessage('weird native blip 0xdead')).toBe('weird native blip 0xdead')
  })
})

describe('translateIpcError', () => {
  beforeEach(async () => {
    await i18n.changeLanguage('zh-CN')
  })

  it('maps a stable errorCode before the raw phrase', () => {
    expect(translateIpcError('ignored', 'native.taskJoin')).toBe(i18n.t('errors:native.taskJoin'))
    expect(translateIpcError('native.invalidBase64')).toBe(i18n.t('errors:native.invalidBase64'))
  })

  it('falls back to phrase matching when the code is unknown', () => {
    expect(translateIpcError('Permission denied', 'not.a.real.code')).toBe(i18n.t('errors:sftp.permissionDenied'))
  })
})