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- package telegram
- import (
- "context"
- "encoding/json"
- "errors"
- "fmt"
- "io"
- "net/http"
- "net/url"
- )
- var ErrNoToken = errors.New("token is empty")
- func (r *Robot) postForm(ctx context.Context, apiPath string, formData url.Values, result any) error {
- token := r.handler.RobotToken(ctx)
- if token == "" {
- return ErrNoToken
- }
- uri := "https://api.telegram.org/bot" + token + apiPath
- resp, err := http.PostForm(uri, formData)
- if err != nil {
- return fmt.Errorf("fail to http.PostForm: %s", err)
- }
- defer resp.Body.Close()
- body, err := io.ReadAll(resp.Body)
- if err != nil {
- return fmt.Errorf("fail to ioutil.ReadAll: %s", err)
- }
- var respInfo struct {
- Ok bool `json:"ok"`
- ErrorCode int `json:"error_code"`
- Description string `json:"description"`
- Result any `json:"result"`
- }
- respInfo.Result = result
- err = json.Unmarshal(body, &respInfo)
- if err != nil {
- return fmt.Errorf("fail to json.Unmarshal: %s", err)
- }
- if !respInfo.Ok {
- return fmt.Errorf("api error: [%d]%s", respInfo.ErrorCode, respInfo.Description)
- }
- return nil
- }
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