// 定义后端服务URL和OAuth2配置
const API_BASE_URL = process.env.API_BASE_URL
const CLIENT_ID = process.env.CLIENT_ID
const CLIENT_SECRET = process.env.CLIENT_SECRET

// 统一的API响应类型
type ApiResponse<T = undefined> =
  | {
      success: false
      status: number
      message: string
    }
  | {
      success: true
      data: T
    }

type PageRecord<T = unknown> = {
  total: number
  page: number
  size: number
  list: T[]
}

type ExtraReq<T extends (...args: never) => unknown> = T extends (
  ...args: infer P
) => unknown
  ? P[0]
  : never
type ExtraResp<T extends (...args: never) => unknown> =
  Awaited<ReturnType<T>> extends ApiResponse<infer D> ? D : never

export {
  API_BASE_URL,
  CLIENT_ID,
  CLIENT_SECRET,
  type ApiResponse,
  type PageRecord,
  type ExtraReq,
  type ExtraResp,
}