type ClientErrorTone = 'error' | 'warning'
type ClientActionKind = 'bind-account' | 'open-console' | 'probe-account' | 'unbind-account'

interface ClientErrorPresentation {
  tone: ClientErrorTone
  title: string
  content: string
}

const REMOTE_METHOD_PREFIX = /^Error invoking remote method '[^']+':\s*/i
const ERROR_PREFIX = /^Error:\s*/i

function rawErrorMessage(error: unknown): string {
  if (error instanceof Error) {
    return error.message
  }
  if (typeof error === 'string') {
    return error
  }
  return ''
}

export function unwrapClientErrorMessage(error: unknown, fallback: string): string {
  let message = rawErrorMessage(error).trim()
  let previous = ''

  while (message && message !== previous) {
    previous = message
    message = message.replace(REMOTE_METHOD_PREFIX, '').replace(ERROR_PREFIX, '').trim()
  }

  return message || fallback
}

function presentClientError(kind: ClientActionKind, error: unknown): ClientErrorPresentation {
  const message = unwrapClientErrorMessage(
    error,
    kind === 'bind-account'
      ? '账号绑定失败'
      : kind === 'unbind-account'
        ? '账号解绑失败'
        : kind === 'probe-account'
          ? '账号校验失败'
          : '打开平台失败',
  )

  if (message === 'desktop_account_bind_window_closed') {
    return {
      tone: 'warning',
      title: '授权已中断',
      content: '授权窗口已关闭，本次绑定没有完成。重新点击“绑定账号”即可继续。',
    }
  }

  if (message === 'desktop_account_bind_limit_reached') {
    return {
      tone: 'warning',
      title: '授权窗口已达上限',
      content: '当前最多同时打开 2 个授权窗口。请先完成或关闭已有授权窗口，再继续新的绑定。',
    }
  }

  if (message === 'desktop_account_upsert_failed') {
    return {
      tone: 'error',
      title: '保存授权账号失败',
      content: '平台侧授权已经完成，但客户端回写账号信息失败。请稍后重试。',
    }
  }

  if (message === 'desktop_account_bind_failed') {
    return {
      tone: 'error',
      title: '账号绑定失败',
      content: '授权流程执行失败，请稍后重新发起绑定。',
    }
  }

  if (message.startsWith('desktop_platform_not_supported:')) {
    const platformId = message.split(':')[1] || '当前平台'
    return {
      tone: 'error',
      title: '平台暂不支持',
      content: `${platformId} 暂时还不支持这个操作。`,
    }
  }

  if (message === 'desktop_account_sync_conflict') {
    return {
      tone: 'warning',
      title: kind === 'unbind-account' ? '账号状态已变化' : '账号状态已更新',
      content: '当前账号状态刚刚发生了变化。请先刷新列表，再重试这次操作。',
    }
  }

  if (message.startsWith('desktop_account_session_expired:')) {
    const platformId = message.split(':')[1] || '当前平台'
    const platformLabel = platformId === 'qiehao' ? '企鹅号' : platformId
    return {
      tone: 'warning',
      title: '授权已过期',
      content: `${platformLabel} 登录态已失效，请重新授权后再打开工作台。`,
    }
  }

  if (message === 'desktop_account_delete_failed') {
    return {
      tone: 'error',
      title: '账号解绑失败',
      content: '服务端解绑没有成功完成，请稍后重试。',
    }
  }

  if (kind === 'open-console') {
    return {
      tone: 'error',
      title: '打开平台失败',
      content: message,
    }
  }

  if (kind === 'probe-account') {
    return {
      tone: 'error',
      title: '账号校验失败',
      content: message,
    }
  }

  if (kind === 'unbind-account') {
    return {
      tone: 'error',
      title: '账号解绑失败',
      content: message,
    }
  }

  return {
    tone: 'error',
    title: '账号绑定失败',
    content: message,
  }
}

export async function showClientActionError(kind: ClientActionKind, error: unknown): Promise<void> {
  const presentation = presentClientError(kind, error)
  const { Modal } = await import('ant-design-vue')
  const showModal = presentation.tone === 'warning' ? Modal.warning : Modal.error

  showModal({
    title: presentation.title,
    content: presentation.content,
    okText: '知道了',
    centered: true,
    maskClosable: true,
  })
}