You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
62 lines
2.0 KiB
62 lines
2.0 KiB
package client
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"time"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
proto "github.com/harmony-one/harmony/api/client/service/proto"
|
|
|
|
"google.golang.org/grpc"
|
|
)
|
|
|
|
// Client is the client model for client service.
|
|
type Client struct {
|
|
clientServiceClient proto.ClientServiceClient
|
|
opts []grpc.DialOption
|
|
conn *grpc.ClientConn
|
|
}
|
|
|
|
// NewClient setups a Client given ip and port.
|
|
func NewClient(ip, port string) (*Client, error) {
|
|
client := Client{}
|
|
client.opts = append(client.opts, grpc.WithInsecure())
|
|
var err error
|
|
client.conn, err = grpc.Dial(fmt.Sprintf("%s:%s", ip, port), client.opts...)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
client.clientServiceClient = proto.NewClientServiceClient(client.conn)
|
|
return &client, nil
|
|
}
|
|
|
|
// Close closes the Client.
|
|
func (client *Client) Close() error {
|
|
return client.conn.Close()
|
|
}
|
|
|
|
// GetBalance gets account balance from the client service.
|
|
func (client *Client) GetBalance(address common.Address) (*proto.FetchAccountStateResponse, error) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
|
|
defer cancel()
|
|
request := &proto.FetchAccountStateRequest{Address: address.Bytes()}
|
|
return client.clientServiceClient.FetchAccountState(ctx, request)
|
|
}
|
|
|
|
// GetFreeToken requests free token from the faucet contract.
|
|
func (client *Client) GetFreeToken(address common.Address) (*proto.GetFreeTokenResponse, error) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
|
|
defer cancel()
|
|
request := &proto.GetFreeTokenRequest{Address: address.Bytes()}
|
|
return client.clientServiceClient.GetFreeToken(ctx, request)
|
|
}
|
|
|
|
// GetStakingContractInfo gets necessary info for staking.
|
|
func (client *Client) GetStakingContractInfo(address common.Address) (*proto.StakingContractInfoResponse, error) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
|
|
defer cancel()
|
|
request := &proto.StakingContractInfoRequest{Address: address.Bytes()}
|
|
return client.clientServiceClient.GetStakingContractInfo(ctx, request)
|
|
}
|
|
|