add main for client support

cmd/clientsupport/main.go

@@ -0,0 +1,60 @@
+package main
+
+import (
+	"fmt"
+	"math/big"
+
+	msg_pb "github.com/harmony-one/harmony/api/proto/message"
+)
+
+// Service is the client support service.
+type Service struct {
+	server      *msg_pb.Server
+	messageChan chan *msg_pb.Message
+}
+
+// NewServer --
+func NewServer(
+	CreateTransactionForEnterMethod func(int64, string) error,
+	GetResult func(string) ([]string, []*big.Int),
+	CreateTransactionForPickWinner func() error,
+) *Service {
+	return &Service{
+		server: msg_pb.NewServer(CreateTransactionForEnterMethod, GetResult, CreateTransactionForPickWinner),
+	}
+}
+
+// StartService starts client support service.
+func (s *Service) StartService() {
+	s.server.Start()
+}
+
+// StopService stops client support service.
+func (s *Service) StopService() {
+	s.server.Stop()
+}
+
+// CreateTransactionForEnterMethod --
+func CreateTransactionForEnterMethod(int64, string) error {
+	fmt.Println("created transaction")
+	return nil
+}
+
+// GetResult --
+func GetResult(string) ([]string, []*big.Int) {
+	return []string{"12340", "12341", "12342", "12343"}, []*big.Int{big.NewInt(1), big.NewInt(1), big.NewInt(1), big.NewInt(1)}
+}
+
+// CreateTransactionForPickWinner --
+func CreateTransactionForPickWinner() error {
+	fmt.Println("winner picked")
+	return nil
+}
+
+func main() {
+	// NewServer --
+	s := NewServer(CreateTransactionForEnterMethod, GetResult, CreateTransactionForPickWinner)
+	s.StartService()
+	fmt.Println("Server started")
+	select {}
+}