private void ContractEventReceived(object sender, EvmChainEventArgs e)
{
Debug.LogFormat("Received smart contract event: " + e.EventName);
if (e.EventName == "OnTileMapStateUpdate")
{
OnTileMapStateUpdateEvent onTileMapStateUpdateEvent = e.DecodeEventDto <OnTileMapStateUpdateEvent>();
Debug.LogFormat("OnTileMapStateUpdate event data: " + onTileMapStateUpdateEvent.State);
}
}
private void EventReceivedHandler(object sender, EvmChainEventArgs e)
{
if (e.EventName != "OnTileMapStateUpdate")
{
return;
}
OnTileMapStateUpdateEvent onTileMapStateUpdateEvent = e.DecodeEventDTO <OnTileMapStateUpdateEvent>();
JsonTileMapState jsonTileMapState = JsonUtility.FromJson <JsonTileMapState>(onTileMapStateUpdateEvent.State);
this.eventActions.Enqueue(() =>
{
TileMapStateUpdated?.Invoke(jsonTileMapState);
});
}
public async void SignIn()
{
var privateKey = CryptoUtils.GeneratePrivateKey();
var publicKey = CryptoUtils.PublicKeyFromPrivateKey(privateKey);
var callerAddr = Address.FromPublicKey(publicKey);
this.statusTextRef.text = "Signed in as " + callerAddr.QualifiedAddress;
var writer = RpcClientFactory.Configure()
.WithLogger(Debug.unityLogger)
.WithWebSocket("ws://127.0.0.1:46658/websocket")
.Create();
var reader = RpcClientFactory.Configure()
.WithLogger(Debug.unityLogger)
.WithWebSocket("ws://127.0.0.1:46658/queryws")
.Create();
var client = new DAppChainClient(writer, reader)
{
Logger = Debug.unityLogger
};
// required middleware
client.TxMiddleware = new TxMiddleware(new ITxMiddlewareHandler[]
{
new NonceTxMiddleware(publicKey, client),
new SignedTxMiddleware(privateKey)
});
const string abi = "[{\"constant\":false,\"inputs\":[{\"name\":\"_tileState\",\"type\":\"string\"}],\"name\":\"SetTileMapState\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"GetTileMapState\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"state\",\"type\":\"string\"}],\"name\":\"OnTileMapStateUpdate\",\"type\":\"event\"}]\r\n";
var contractAddr = await client.ResolveContractAddressAsync("TilesChain");
contract = new EvmContract(client, contractAddr, callerAddr, abi);
// Subscribe to DAppChainClient.ChainEventReceived to receive events from a specific smart contract
this.contract.EventReceived += (sender, e) =>
{
OnTileMapStateUpdateEvent tileMapStateUpdateEvent = e.DecodeEventDto <OnTileMapStateUpdateEvent>();
Debug.Log(string.Format("Contract Event: {0}, {1}, from block {2}", e.EventName, tileMapStateUpdateEvent.State, e.BlockHeight));
};
}