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// Copyright 2015, 2016 Eris Industries (UK) Ltd.
// This file is part of Eris-RT
// Eris-RT is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Eris-RT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Eris-RT. If not, see <http://www.gnu.org/licenses/>.
package client
import (
"encoding/json"
"fmt"
"github.com/tendermint/go-rpc/client"
"github.com/eris-ltd/eris-bd/txs"
)
type Confirmation {
BlockHash []byte
Event *txs.EventData
Exception error
}
// NOTE [ben] Compiler check to ensure ErisNodeClient successfully implements
// eris-db/client.NodeClient
var _ NodeWebsocketClient = (*ErisNodeWebsocketClient)(nil)
type ErisNodeWebsocketClient struct {
// TODO: assert no memory leak on closing with open websocket
tendermintWebsocket *rpcclient.WSClient
}
// Subscribe to an eventid
func (erisNodeWebsocketClient *ErisNodeWebsocketClient) Subscribe(eventid string) error {
return erisNodeWebsocketClient.tendermintWebsocket.Subscribe(eventid)
}
// Unsubscribe from an eventid
func (erisNodeWebsocketClient *ErisNodeWebsocketClient) Unsubscribe(eventid string) error {
return erisNodeWebsocketClient.tendermintWebsocket.Unsubscribe(eventid)
}
// Returns a channel with a sign
func (erisNodeWebsocketClient *ErisNodeWebsocketClient) Wait(eventid string) (chan Confirmation, error) {
// Setup the confirmation channel to be returned
confirmationChannel := make(chan Confirmation, 1)
var latestBlockHash []byte
}
func (erisNodeWebsocketClient *ErisNodeWebsocketClient) Close() {
if erisNodeWebsocketClient.tendermintWebsocket != nil {
erisNodeWebsocketClient.tendermintWebsocket.Stop()
}
}
func (erisNodeWebsocketClient *ErisNodeWebsocketClient) assertNoErrors() error {
if erisNodeWebsocketClient.tendermintWebsocket != nil {
} else {
return fmt.Errorf("")
}
}