package socket

import (
	"io"

	"git.loafle.net/commons_go/rpc/protocol"
)

type ServletHandlers struct {
}

func (sh *ServletHandlers) GetRequest(codec protocol.ServerCodec, reader interface{}) (protocol.ServerRequestCodec, error) {
	r := reader.(io.Reader)
	requestCodec, err := codec.NewRequest(r)

	return requestCodec, err
}

func (sh *ServletHandlers) SendResponse(requestCodec protocol.ServerRequestCodec, writer interface{}, result interface{}, err error) error {
	w := writer.(io.Writer)

	if nil != err {
		if lerr := requestCodec.WriteError(w, 500, err); nil != lerr {

		}
	} else {
		if err := requestCodec.WriteResponse(w, result); nil != err {

		}
	}

	return nil
}

func (sh *ServletHandlers) SendNotification(codec protocol.ServerCodec, writer interface{}, method string, args ...interface{}) error {
	w := writer.(io.Writer)

	if err := codec.WriteNotification(w, method, args); nil != err {

	}

	return nil
}