fully working micro http server implementation

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

request.go

@@ -0,0 +1,95 @@
+package http
+
+import (
+	"io"
+
+	"github.com/unistack-org/micro/v3/codec"
+	"github.com/unistack-org/micro/v3/metadata"
+)
+
+type rpcRequest struct {
+	rw          io.ReadWriter
+	service     string
+	method      string
+	endpoint    string
+	target      string
+	contentType string
+	codec       codec.Codec
+	header      metadata.Metadata
+	body        []byte
+	stream      bool
+	payload     interface{}
+}
+
+type rpcMessage struct {
+	topic       string
+	contentType string
+	payload     interface{}
+	header      metadata.Metadata
+	body        []byte
+	codec       codec.Codec
+}
+
+func (r *rpcRequest) ContentType() string {
+	return r.contentType
+}
+
+func (r *rpcRequest) Service() string {
+	return r.service
+}
+
+func (r *rpcRequest) Method() string {
+	return r.method
+}
+
+func (r *rpcRequest) Endpoint() string {
+	return r.method
+}
+
+func (r *rpcRequest) Codec() codec.Codec {
+	return r.codec
+}
+
+func (r *rpcRequest) Header() metadata.Metadata {
+	return r.header
+}
+
+func (r *rpcRequest) Read() ([]byte, error) {
+	f := &codec.Frame{}
+	if err := r.codec.ReadBody(r.rw, f); err != nil {
+		return nil, err
+	}
+	return f.Data, nil
+}
+
+func (r *rpcRequest) Stream() bool {
+	return r.stream
+}
+
+func (r *rpcRequest) Body() interface{} {
+	return r.payload
+}
+
+func (r *rpcMessage) ContentType() string {
+	return r.contentType
+}
+
+func (r *rpcMessage) Topic() string {
+	return r.topic
+}
+
+func (r *rpcMessage) Payload() interface{} {
+	return r.payload
+}
+
+func (r *rpcMessage) Header() metadata.Metadata {
+	return r.header
+}
+
+func (r *rpcMessage) Body() []byte {
+	return r.body
+}
+
+func (r *rpcMessage) Codec() codec.Codec {
+	return r.codec
+}