/
codec.go
125 lines (104 loc) · 2.72 KB
/
codec.go
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package dyncodec
import (
"fmt"
"google.golang.org/grpc/encoding"
"google.golang.org/protobuf/encoding/protojson"
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/types/known/anypb"
)
type ProtoOptions struct {
Marshal proto.MarshalOptions
Unmarshal proto.UnmarshalOptions
JSONMarshal protojson.MarshalOptions
JSONUnmarshal protojson.UnmarshalOptions
}
type Codec struct {
Registry *Registry
marshal proto.MarshalOptions
unmarshal proto.UnmarshalOptions
jsonMarshal protojson.MarshalOptions
jsonUnmarshal protojson.UnmarshalOptions
}
func (c *Codec) NewAny(m proto.Message) (*anypb.Any, error) {
b, err := c.marshal.Marshal(m)
if err != nil {
return nil, err
}
return &anypb.Any{
TypeUrl: "/" + string(m.ProtoReflect().Descriptor().FullName()),
Value: b,
}, nil
}
func (c *Codec) MarshalProto(m proto.Message) ([]byte, error) {
return c.marshal.Marshal(m)
}
func (c *Codec) UnmarshalProto(b []byte, m proto.Message) error {
return c.unmarshal.Unmarshal(b, m)
}
func (c *Codec) MarshalProtoJSON(m proto.Message) ([]byte, error) {
return c.jsonMarshal.Marshal(m)
}
func (c *Codec) UnmarshalProtoJSON(b []byte, m proto.Message) error {
return c.jsonUnmarshal.Unmarshal(b, m)
}
func (c *Codec) ProtoOptions() ProtoOptions {
return ProtoOptions{
Marshal: c.marshal,
Unmarshal: c.unmarshal,
JSONMarshal: c.jsonMarshal,
JSONUnmarshal: c.jsonUnmarshal,
}
}
func (c *Codec) GRPCCodec() encoding.Codec {
return &grpcCodec{
m: c.marshal,
u: c.unmarshal,
}
}
func NewCodec(registry *Registry) *Codec {
return &Codec{
Registry: registry,
marshal: proto.MarshalOptions{
Deterministic: true,
},
unmarshal: proto.UnmarshalOptions{
Resolver: registry,
},
jsonMarshal: protojson.MarshalOptions{
Multiline: false,
Indent: "",
AllowPartial: false,
UseProtoNames: true,
UseEnumNumbers: false,
EmitUnpopulated: false,
Resolver: registry,
},
jsonUnmarshal: protojson.UnmarshalOptions{
AllowPartial: false,
DiscardUnknown: false,
Resolver: registry,
},
}
}
var _ encoding.Codec = (*grpcCodec)(nil)
type grpcCodec struct {
m proto.MarshalOptions
u proto.UnmarshalOptions
}
func (g *grpcCodec) Marshal(v interface{}) ([]byte, error) {
msg, ok := v.(proto.Message)
if !ok {
return nil, fmt.Errorf("dynamic cosmos grpcCodec client can only work with proto.Message")
}
return g.m.Marshal(msg)
}
func (g *grpcCodec) Unmarshal(data []byte, v interface{}) error {
msg, ok := v.(proto.Message)
if !ok {
return fmt.Errorf("dynamic cosmos grpcCodec client can only work with proto.Message")
}
return g.u.Unmarshal(data, msg)
}
func (g *grpcCodec) Name() string {
return "dynamic-cosmos-codec"
}