public async Task <PagedResult> GetBlocksAsync(BlocksRequest request)
{
var num = request.Num;
if (!num.HasValue || num.Value == 0)
{
num = (await m_EosApi.GetInfo()).head_block_num;
}
var blocks = new List <Block>();
long start = (long)num - (long)request.Skip - (long)request.Limit;
long end = start + (long)request.Limit;
if (start < 0)
{
start = 0;
}
for (var i = end; i > start; i--)
{
var block = await m_EosApi.GetBlock(new GetBlockRequest()
{
block_num_or_id = i.ToString()
});
blocks.Add(new Block
{
Id = block.id,
Time = block.timestamp,
Num = block.block_num,
Producer = block.producer,
Txns = block.transactions.Count
});
}
return(PagedResult.Create(blocks, (int)num.Value));
}
public static async Task <string> CreateTransaction(Transaction trx)
{
core.Services.AbiSerializationProvider.Prefix = "VHKD";
var eosConfig = new EosConfigurator()
{
HttpEndpoint = "http://192.168.1.61", //Mainnet
ExpireSeconds = 60,
ChainId = "afe97f023511453c09c64f5bb655e7f4dc6694685aff7231219964e9cc521585",
SignProvider = new core.Services.DefaultSignProvider("5JNNWKaCoWvN5xojDXsW38Z6uoLmvM9NPh3coQD5z3TgsuY4nmt", "VHKD")
};
var api = new EosApi(eosConfig, new HttpHandler());
var abiSerializer = new core.Services.AbiSerializationProvider(api);
if (eosConfig.SignProvider == null)
{
throw new ArgumentNullException("SignProvider");
}
GetInfoResponse getInfoResult = null;
string chainId = eosConfig.ChainId;
if (string.IsNullOrWhiteSpace(chainId))
{
getInfoResult = await api.GetInfo();
chainId = getInfoResult.chain_id;
}
if (trx.expiration == DateTime.MinValue ||
trx.ref_block_num == 0 ||
trx.ref_block_prefix == 0)
{
if (getInfoResult == null)
{
getInfoResult = await api.GetInfo();
}
var getBlockResult = await api.GetBlock(new GetBlockRequest()
{
block_num_or_id = getInfoResult.last_irreversible_block_num.ToString()
});
trx.expiration = getInfoResult.head_block_time.AddSeconds(eosConfig.ExpireSeconds);
trx.ref_block_num = (UInt16)(getInfoResult.last_irreversible_block_num & 0xFFFF);
trx.ref_block_prefix = getBlockResult.ref_block_prefix;
}
var packedTrx = await abiSerializer.SerializePackedTransaction(trx);
var availableKeys = await eosConfig.SignProvider.GetAvailableKeys();
var requiredKeys = await GetRequiredKeys(api, abiSerializer, availableKeys.ToList(), trx);
IEnumerable <string> abis = null;
if (trx.actions != null)
{
abis = trx.actions.Select(a => a.account);
}
var signatures = await eosConfig.SignProvider.Sign(chainId, requiredKeys, packedTrx, abis);
var result = await api.PushTransaction(new PushTransactionRequest()
{
signatures = signatures.ToArray(),
compression = 0,
packed_context_free_data = "",
packed_trx = SerializationHelper.ByteArrayToHexString(packedTrx)
});
return(result.transaction_id);
}
public async Task <string> CreatePackedTransaction(TransactionsPackedRequest request)
{
var action = new EosSharp.Core.Api.v1.Action
{
account = request.Account,
authorization = request.Authorization?.Select(p => new PermissionLevel()
{
actor = p.Actor, permission = p.Permission
}).ToList(),
name = request.Name,
data = request.Data
};
if (action.data != null && action.data is JObject)
{
action.data = ((JObject)action.data).ToDictionary();
}
if (string.IsNullOrEmpty(action.account))
{
throw new ArgumentNullException(nameof(request.Account));
}
if (string.IsNullOrEmpty(action.name))
{
throw new ArgumentNullException(nameof(request.Name));
}
if (action.authorization == null || action.authorization.Count == 0)
{
throw new ArgumentNullException(nameof(request.Authorization));
}
var trx = new Transaction()
{
actions = new List <EosSharp.Core.Api.v1.Action>()
{
action
}
};
GetInfoResponse getInfoResult = null;
string chainId = m_EosConfig.ChainId;
if (string.IsNullOrWhiteSpace(chainId))
{
getInfoResult = await m_EosApi.GetInfo();
chainId = getInfoResult.chain_id;
}
if (trx.expiration == DateTime.MinValue ||
trx.ref_block_num == 0 ||
trx.ref_block_prefix == 0)
{
if (getInfoResult == null)
{
getInfoResult = await m_EosApi.GetInfo();
}
var getBlockResult = await m_EosApi.GetBlock(new GetBlockRequest()
{
block_num_or_id = getInfoResult.last_irreversible_block_num.ToString()
});
trx.expiration = getInfoResult.head_block_time.AddSeconds(m_EosConfig.ExpireSeconds);
trx.ref_block_num = (UInt16)(getInfoResult.last_irreversible_block_num & 0xFFFF);
trx.ref_block_prefix = getBlockResult.ref_block_prefix;
}
var packedTrx = await m_AbiSerializer.SerializePackedTransaction(trx);
return(SerializationHelper.ByteArrayToHexString(packedTrx));
}
public async Task GetRequiredKeys()
{
var getInfoResult = await DefaultApi.GetInfo();
var getBlockResult = await DefaultApi.GetBlock(new GetBlockRequest()
{
block_num_or_id = getInfoResult.last_irreversible_block_num.ToString()
});
var trx = new Transaction()
{
//trx headers
expiration = getInfoResult.head_block_time.AddSeconds(60), //expire Seconds
ref_block_num = (UInt16)(getInfoResult.last_irreversible_block_num & 0xFFFF),
ref_block_prefix = getBlockResult.ref_block_prefix,
// trx info
max_net_usage_words = 0,
max_cpu_usage_ms = 0,
delay_sec = 0,
context_free_actions = new List <Core.Api.v1.Action>(),
actions = new List <Core.Api.v1.Action>()
{
new Core.Api.v1.Action()
{
account = "eosio.token",
authorization = new List <PermissionLevel>()
{
new PermissionLevel()
{
actor = "tester112345", permission = "active"
}
},
name = "transfer",
data = new Dictionary <string, object>()
{
{ "from", "tester112345" },
{ "to", "tester212345" },
{ "quantity", "1.0000 EOS" },
{ "memo", "hello crypto world!" }
}
}
},
transaction_extensions = new List <Extension>()
};
int actionIndex = 0;
var abiSerializer = new AbiSerializationProvider(DefaultApi);
var abiResponses = await abiSerializer.GetTransactionAbis(trx);
foreach (var action in trx.context_free_actions)
{
action.data = SerializationHelper.ByteArrayToHexString(abiSerializer.SerializeActionData(action, abiResponses[actionIndex++]));
}
foreach (var action in trx.actions)
{
action.data = SerializationHelper.ByteArrayToHexString(abiSerializer.SerializeActionData(action, abiResponses[actionIndex++]));
}
var getRequiredResult = await DefaultApi.GetRequiredKeys(new GetRequiredKeysRequest()
{
available_keys = new List <string>()
{
"EOS8Q8CJqwnSsV4A6HDBEqmQCqpQcBnhGME1RUvydDRnswNngpqfr"
},
transaction = trx
});
}
