HttpConnection* = ref object
  defaultHost: string
  conn: BytePipe

HttpError* = object of Exception

proc newHttpConnection*(conn: BytePipe; defaultHost: string): Future[HttpConnection] {.

    async
.}

proc newHttpConnection*(host: string; port = 80): Future[HttpConnection] {.
async
.}

proc newHttpConnection*(req: HttpRequest): Future[HttpConnection]

proc sendOnlyRequest*(conn: HttpConnection; request: HttpRequest): Future[void] {.

    async
.}

proc sendRequest*(conn: HttpConnection; request: HttpRequest; closeConnection = false): Future[
    void] {.
async
.}

proc readHeaders*(conn: HttpConnection): Future[HttpResponse] {.
async
.}

proc readWithContentLength*(conn: HttpConnection; length: int64): ByteInput

proc readChunked*(conn: HttpConnection): ByteInput

proc readResponse*(conn: HttpConnection; expectingBody = true): Future[HttpResponse] {.

    async
.}

proc request*(conn: HttpConnection; req: HttpRequest; closeConnection = false): Future[
    HttpResponse] {.
async
.}

proc request*(req: HttpRequest): Future[HttpResponse] {.
async
.}