snapshot of https://github.com/cortezaproject/corteza.git (2024.9.x, 2026-09-18; blobs > 131072B omitted)

server/pkg/federation/encoder.go

@@ -0,0 +1,63 @@
+package federation
+
+import (
+	"encoding/json"
+	"io"
+
+	"github.com/cortezaproject/corteza/server/pkg/options"
+)
+
+const (
+	ActivityStreamsStructure EncodingFormat = 0
+	CortezaInternalStructure EncodingFormat = 1
+	ActivityStreamsData      EncodingFormat = 2
+	CortezaInternalData      EncodingFormat = 3
+)
+
+type (
+	EncodingFormat int
+
+	Encoder struct {
+		w io.Writer
+		o options.FederationOpt
+	}
+)
+
+func NewEncoder(w io.Writer, o options.FederationOpt) *Encoder {
+	return &Encoder{w: w, o: o}
+}
+
+// Encode the specific format per payload
+func (e Encoder) Encode(payload interface{}, t EncodingFormat) error {
+	var (
+		ea   EncoderAdapter
+		enc  = json.NewEncoder(e.w)
+		resp interface{}
+		err  error
+	)
+
+	switch t {
+	case ActivityStreamsStructure:
+		ea = &EncoderAdapterActivityStreams{}
+		resp, err = ea.BuildStructure(e.w, e.o, payload)
+		break
+	case CortezaInternalStructure:
+		ea = &EncoderAdapterCortezaInternal{}
+		resp, err = ea.BuildStructure(e.w, e.o, payload)
+		break
+	case ActivityStreamsData:
+		ea = &EncoderAdapterActivityStreams{}
+		resp, err = ea.BuildData(e.w, e.o, payload)
+		break
+	case CortezaInternalData:
+		ea = &EncoderAdapterCortezaInternal{}
+		resp, err = ea.BuildData(e.w, e.o, payload)
+		break
+	}
+
+	if err != nil {
+		return err
+	}
+
+	return enc.Encode(resp)
+}