package service

import (
	"fmt"
	"reflect"

	cda "git.loafle.net/commons/di-go/annotation"
	cdr "git.loafle.net/commons/di-go/registry"
	crp "git.loafle.net/commons/rpc-go/protocol"

	// For annotation
	_ "git.loafle.net/overflow/commons-go/core/annotation"
)

var ProbeServiceType = reflect.TypeOf((*ProbeService)(nil))

func init() {
	cdr.RegisterType(ProbeServiceType)
}

type ProbeService struct {
	cda.TypeAnnotation `annotation:"@overflow:RPCService()"`

	RPCClientCodec crp.ClientCodec `annotation:"@Resource(name='CONTAINER_RPC_CLIENT_CODEC')"`
	RPCWriteChan   chan<- []byte   `annotation:"@Resource(name='CONTAINER_RPC_WRITE_CHAN')"`
}

func (s *ProbeService) InitService() error {
	return nil
}

func (s *ProbeService) StartService() error {

	return nil
}

func (s *ProbeService) StopService() {

}

func (s *ProbeService) DestroyService() {

}

func (s *ProbeService) Send(method string, params ...interface{}) error {
	buf, err := s.RPCClientCodec.NewRequest(method, params, nil)
	if nil != err {
		return err
	}

	select {
	case s.RPCWriteChan <- buf:
	default:
		return fmt.Errorf("cannot write to rpcWriteChan")
	}

	return nil
}