/// <summary>
/// query all transactions(on chain)
/// </summary>
/// <returns></returns>
public async Task <object> QueryTransactions(int pageIndex = 1, int limit = 100, uint?blockHeight = null)
{
using var db = new TrackDB();
var trans = db.FindTransactions(new TransactionFilter()
{
BlockHeight = blockHeight, PageIndex = pageIndex, PageSize = limit
});
var transfers = new List <TransferInfo>();
if (trans.List.NotEmpty())
{
transfers = db.FindTransfer(new TransferFilter()
{
TxIds = trans.List.Select(tx => tx.TxId).ToList(), PageSize = int.MaxValue
}).List;
}
var result = new PageList <TransactionPreviewModel>
{
TotalCount = trans.TotalCount,
PageSize = trans.PageSize,
PageIndex = pageIndex,
List = ConvertToTransactionPreviewModel(trans.List, transfers),
};
return(result);
}
/// <summary>
/// query transaction info
/// </summary>
/// <returns></returns>
public async Task <PageList <TransferInfo> > QueryTransfers(TransferFilter filter)
{
using var db = new TrackDB();
var result = db.FindTransfer(filter) as PageList <TransferInfo>;
return(result);
}
/// <summary>
/// query transaction info
/// </summary>
/// <param name="txId"></param>
/// <returns></returns>
public async Task <object> GetTransaction(UInt256 txId)
{
var transaction = Blockchain.Singleton.GetTransaction(txId);
if (transaction == null)
{
return(Error(ErrorCode.TxIdNotFound));
}
var model = new TransactionModel(transaction);
TransactionState txState = Blockchain.Singleton.View.Transactions.TryGet(txId);
if (txState != null)
{
Header header = Blockchain.Singleton.GetHeader(txState.BlockIndex);
model.BlockHash = header.Hash;
model.BlockHeight = txState.BlockIndex;
model.Timestamp = header.Timestamp;
model.Confirmations = Blockchain.Singleton.Height - header.Index + 1;
}
using var db = new TrackDB();
var trans = db.FindTransfer(new TransferFilter()
{
TxIds = new List <UInt256>()
{
txId
}, PageSize = int.MaxValue
}).List;
model.Transfers = trans.Select(tx => tx.ToTransferModel()).ToList();
var executeResult = db.GetExecuteLog(txId);
if (executeResult?.Notifications.NotEmpty() == true)
{
model.Notifies.AddRange(
executeResult.Notifications.Select(n => new NotifyModel()
{
Contract = UInt160.Parse(n.Contract),
State = JStackItem.FromJson(n.State),
}));
}
return(model);
}