/
status.go
137 lines (117 loc) · 2.86 KB
/
status.go
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package ecode
import (
"bytes"
"encoding/json"
"fmt"
"reflect"
"github.com/pkg/errors"
spb "google.golang.org/genproto/googleapis/rpc/status"
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/types/known/anypb"
)
// Status ...
type Status interface {
}
type spbStatus struct {
*spb.Status
}
// GetCodeAsInt ...
func (s *spbStatus) GetCodeAsInt() int {
return int(s.Code)
}
// GetCodeAsUint32 ...
func (s *spbStatus) GetCodeAsUint32() uint32 {
return uint32(s.Code)
}
// GetCodeAsBool ...
func (s *spbStatus) GetCodeAsBool() bool {
return s.CauseCode() == 0
}
// GetMessage ...
func (s *spbStatus) GetMessage(exts ...any) string {
if len(exts)%2 != 0 {
panic("parameter must be odd")
}
var buf bytes.Buffer
buf.WriteString(s.Message)
if len(exts) > 0 {
buf.WriteByte(',')
}
for i := 0; i < len(exts); i++ {
buf.WriteString(fmt.Sprintf("%v", exts[i]))
buf.WriteByte(':')
buf.WriteString(fmt.Sprintf("%v", exts[i+1]))
i++
}
return buf.String()
}
// GetDetailMessage ...
func (s *spbStatus) GetDetailMessage(exts ...any) string {
var buf bytes.Buffer
buf.WriteString(s.GetMessage(exts...))
for _, detail := range s.Details {
buf.WriteByte('\n')
buf.WriteString(detail.String())
}
return buf.String()
}
// String ...
func (s *spbStatus) String() string {
bs, _ := json.Marshal(s)
return string(bs)
}
// CauseCode ...
func (s *spbStatus) CauseCode() int {
return int(s.Code) % 10000
}
// Proto ...
func (s *spbStatus) Proto() *spb.Status {
if s == nil {
return nil
}
return proto.Clone(s.Status).(*spb.Status)
}
// MustWithDetails ...
func (s *spbStatus) MustWithDetails(details ...any) *spbStatus {
status, err := s.WithDetails(details...)
if err != nil {
panic(err)
}
return status
}
// WithDetails returns a new status with the provided details messages appended to the status.
// If anypb errors are encountered, it returns nil and the first error encountered.
func (s *spbStatus) WithDetails(details ...any) (*spbStatus, error) {
if s.CauseCode() == 0 {
return nil, errors.New("no error details for status with code OK")
}
p := s.Proto()
for _, detail := range details {
if pmsg, ok := detail.(proto.Message); ok {
anypb, err := marshalAnyProtoMessage(pmsg)
if err != nil {
return nil, err
}
p.Details = append(p.Details, anypb)
} else {
anypb, err := marshalAny(detail)
if err != nil {
return nil, err
}
p.Details = append(p.Details, anypb)
}
}
return &spbStatus{Status: p}, nil
}
func marshalAny(obj any) (*anypb.Any, error) {
typ := reflect.TypeOf(obj)
val := fmt.Sprintf("%+v", obj)
return &anypb.Any{TypeUrl: typ.Name(), Value: []byte(val)}, nil
}
func marshalAnyProtoMessage(pb proto.Message) (*anypb.Any, error) {
value, err := proto.Marshal(pb)
if err != nil {
return nil, err
}
return &anypb.Any{TypeUrl: string(pb.ProtoReflect().Descriptor().FullName()), Value: value}, nil
}