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utils.go
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utils.go
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package client
import (
"bytes"
"encoding/json"
"errors"
"io"
"net/http"
"time"
"github.com/dangjinghao/uclipboard/model"
)
var ErrUnexpectRespStatus = errors.New("this response status code isn't ok")
// return the marshaled request body and the raw clipboard struct
func GenClipboardReqBody(c string) ([]byte, *model.Clipboard, error) {
reqData := model.NewFullClipoard(c)
if reqData.Hostname == "unknown" {
reqData.Hostname = "uclipboard_client"
}
reqBody, err := json.Marshal(reqData)
if err != nil {
return nil, nil, err
}
return reqBody, reqData, nil
}
func SendPushReq(s string, client *http.Client, c *model.Conf) (*model.Clipboard, error) {
reqBody, clipboardInstance, err := GenClipboardReqBody(s)
if err != nil {
return nil, err
}
resp, err := client.Post(model.UrlPushApi(c),
"application/json", bytes.NewReader(reqBody))
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return nil, ErrUnexpectRespStatus
}
return clipboardInstance, nil
}
func SendPullReq(client *http.Client, c *model.Conf) ([]byte, error) {
pullApi := model.UrlPullApi(c)
resp, err := client.Get(pullApi)
if err != nil {
return nil, err
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return nil, err
}
if resp.StatusCode != http.StatusOK {
err = ErrUnexpectRespStatus
}
return body, err
}
func NewUClipboardHttpClient(c *model.Conf) *http.Client {
if c.Client.Timeout == 0 {
return &http.Client{}
}
client := &http.Client{Timeout: time.Duration(c.Client.Timeout) * time.Millisecond}
return client
}
// if this clipboard content is a binary file, return the download url
func DetectAndConcatFileUrl(conf *model.Conf, clipboard *model.Clipboard) string {
content := clipboard.Content
if clipboard.ContentType == "binary" {
content = model.UrlDownloadApi(conf, content)
}
return content
}
func ExtractErrorMsg(body []byte) (string, error) {
var respModel model.ServerResponse
json.Unmarshal(body, &respModel)
return respModel.Msg, nil
}
func ParsePullData(body []byte) (remoteClipboards []model.Clipboard, err error) {
var bodyJson model.ServerResponse
if err = json.Unmarshal(body, &bodyJson); err != nil {
return nil, err
}
if err := json.Unmarshal(bodyJson.Data, &remoteClipboards); err != nil {
return nil, err
}
return
}
func ParseUploadInfomation(body []byte) (info map[string]interface{}, err error) {
var bodyJson model.ServerResponse
if err = json.Unmarshal(body, &bodyJson); err != nil {
return nil, err
}
if err := json.Unmarshal(bodyJson.Data, &info); err != nil {
return nil, err
}
return
}