Error code standardization

pkg/common/constant/error.go

@@ -16,17 +16,16 @@ type ErrInfo struct {
 	DetailErrMsg string
 }
 
-func (e ErrInfo) Error() string {
+func (e *ErrInfo) Error() string {
 	return e.ErrMsg
 }
 
-func (e ErrInfo) Code() int32 {
+func (e *ErrInfo) Code() int32 {
 	return e.ErrCode
 }
 
 var (
 	ErrNone             = ErrInfo{0, "", ""}
-	ErrRpcConn          = ErrInfo{GRPCConnIsNil, "grpc conn is nil", ""}
 	ErrArgs             = ErrInfo{ArgsError, "ArgsError", ""}
 	ErrDatabase         = ErrInfo{DatabaseError, "DatabaseError", ""}
 	ErrInternalServer   = ErrInfo{ServerInternalError, "ServerInternalError", ""}
@@ -72,42 +71,35 @@ var (
 )
 
 func NewErrNetwork(err error) error {
-	newErrNetwork := ErrNetwork
-	newErrNetwork.DetailErrMsg = err.Error()
-	return ErrNetwork
+	return toDetail(err, &ErrNetwork)
 }
 
 func NewErrData(err error) error {
-	newErrData := ErrData
-	newErrData.DetailErrMsg = err.Error()
-	return ErrNetwork
+	return toDetail(err, &ErrData)
 }
 
-func toDetail(err error, info ErrInfo) ErrInfo {
-	errInfo := info
+func toDetail(err error, info *ErrInfo) *ErrInfo {
+	errInfo := *info
 	errInfo.DetailErrMsg = err.Error()
-	return errInfo
+	return &errInfo
 }
 
-func ToAPIErrWithErr(err error) ErrInfo {
+func ToAPIErrWithErr(err error) *ErrInfo {
+	errComm := errors.New("")
+	var marshalErr *json.MarshalerError
+	errInfo := &ErrInfo{}
 	switch {
-	case errors.Is(err, gorm.ErrRecordNotFound):
-		return toDetail(err, ErrRecordNotFound)
-	case errors.Is(err, ErrArgs):
-		return toDetail(err, ErrArgs)
-	case errors.Is(err, ErrDatabase):
-		return ErrDatabase
+	case errors.As(err, &errComm):
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return toDetail(err, &ErrRecordNotFound)
+		}
+		return toDetail(err, &ErrData)
+	case errors.As(err, &marshalErr):
+		return toDetail(err, &ErrData)
+	case errors.As(err, &errInfo):
+		return toDetail(err, errInfo)
 	}
-
-	errTarget := errors.New("")
-	var mErr *json.MarshalerError
-	switch {
-	case errors.As(err, &mErr):
-		return ErrData
-	case errors.As(err, errTarget):
-		return ErrDatabase
-	}
-	return ErrDefaultOther
+	return toDetail(err, &ErrDefaultOther)
 }
 
 func SetErrorForResp(err error, commonResp *sdkws.CommonResp) {