telegraph/request.go

66 lines
1.5 KiB
Go

package telegraph
import (
gojson "encoding/json"
"errors"
"net/url"
"github.com/kirillDanshin/dlog"
json "github.com/pquerna/ffjson/ffjson"
http "github.com/valyala/fasthttp"
)
// Response contains a JSON object, which always has a Boolean field ok. If ok
// equals true, the request was successful, and the result of the query can be
// found in the result field. In case of an unsuccessful request, ok equals
// false, and the error is explained in the error field (e.g.
// SHORT_NAME_REQUIRED).
type Response struct {
Ok bool `json:"ok"`
Error string `json:"error"`
Result *gojson.RawMessage `json:"result,omitempty"`
}
var defaultURL = url.URL{
Scheme: "https",
Host: "api.telegra.ph",
}
func makeRequest(path string, args *http.Args) (r *Response, err error) {
requestURL := defaultURL
requestURL.Path = path
requestURL.RawQuery = args.String()
req := http.AcquireRequest()
defer http.ReleaseRequest(req)
req.Header.SetMethod("GET")
req.SetRequestURI(requestURL.String())
req.Header.SetUserAgent("toby3d/telegraph")
req.Header.SetContentType("application/json;charset=utf-8")
dlog.Ln("request:")
dlog.D(req)
resp := http.AcquireResponse()
defer http.ReleaseResponse(resp)
err = http.Do(req, resp)
if err != nil {
dlog.Ln(err.Error())
return
}
dlog.Ln("response:")
dlog.D(resp)
r = new(Response)
if err = json.Unmarshal(resp.Body(), r); err != nil {
return
}
if !r.Ok {
err = errors.New(r.Error)
}
return
}