forked from golang/hotime
52 lines
1.4 KiB
Go
52 lines
1.4 KiB
Go
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package util
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import (
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"encoding/json"
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"fmt"
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"reflect"
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)
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// CommonError 微信返回的通用错误json
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type CommonError struct {
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ErrCode int64 `json:"errcode"`
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ErrMsg string `json:"errmsg"`
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}
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// DecodeWithCommonError 将返回值按照CommonError解析
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func DecodeWithCommonError(response []byte, apiName string) (err error) {
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var commError CommonError
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err = json.Unmarshal(response, &commError)
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if err != nil {
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return
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}
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if commError.ErrCode != 0 {
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return fmt.Errorf("%s Error , errcode=%d , errmsg=%s", apiName, commError.ErrCode, commError.ErrMsg)
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}
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return nil
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}
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// DecodeWithError 将返回值按照解析
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func DecodeWithError(response []byte, obj interface{}, apiName string) error {
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err := json.Unmarshal(response, obj)
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if err != nil {
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return fmt.Errorf("json Unmarshal Error, err=%v", err)
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}
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responseObj := reflect.ValueOf(obj)
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if !responseObj.IsValid() {
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return fmt.Errorf("obj is invalid")
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}
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commonError := responseObj.Elem().FieldByName("CommonError")
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if !commonError.IsValid() || commonError.Kind() != reflect.Struct {
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return fmt.Errorf("commonError is invalid or not struct")
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}
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errCode := commonError.FieldByName("ErrCode")
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errMsg := commonError.FieldByName("ErrMsg")
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if !errCode.IsValid() || !errMsg.IsValid() {
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return fmt.Errorf("errcode or errmsg is invalid")
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}
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if errCode.Int() != 0 {
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return fmt.Errorf("%s Error , errcode=%d , errmsg=%s", apiName, errCode.Int(), errMsg.String())
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}
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return nil
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}
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