public async Task <IEnumerable <Erc20BalanceModel> > GetAsync(Erc20BalanceQuery query)
{
var filterBuilder = Builders <Erc20BalanceEntity> .Filter;
var filter = filterBuilder.Empty;
if (query.BlockNumber.HasValue)
{
filter &= filterBuilder.Eq(x => x.BlockNumber, query.BlockNumber.Value);
}
if (!string.IsNullOrEmpty(query.AssetHolder))
{
filter &= filterBuilder.Eq(x => x.AssetHolderAddress, query.AssetHolder);
}
if (query.Contracts != null && query.Contracts.Any())
{
filter &= filterBuilder.In(x => x.ContractAddress, query.Contracts.ToList());
}
return((await _balanceCollection.Find(filter)
.SortByDescending(x => x.BlockNumber)
.ThenBy(x => x.ContractAddress)
.ThenBy(x => x.AssetHolderAddress)
.Skip(query.Start)
.Limit(query.Count)
.ToListAsync())
.Select(_mapper.Map <Erc20BalanceModel>));
}
public async Task <IActionResult> GetForAddress([FromRoute] string address, [FromBody] IEnumerable <string> contracts)
{
var query = new Erc20BalanceQuery
{
AssetHolder = address.ToLowerInvariant(),
Contracts = contracts?.Select(x => x.ToLowerInvariant()).Distinct()
};
return(await GetAsync(query));
}
public async Task <IActionResult> Get([FromBody] GetErc20BalanceRequest request, [FromQuery] int?start, [FromQuery] int?count)
{
var query = new Erc20BalanceQuery
{
AssetHolder = request.AssetHolder?.ToLowerInvariant(),
BlockNumber = request.BlockNumber,
Contracts = request.Contracts?.Select(x => x.ToLowerInvariant()).Distinct(),
Count = count,
Start = start
};
return(await GetAsync(query));
}
private async Task <IActionResult> GetAsync(Erc20BalanceQuery query)
{
var balances = (await _balanceService.GetAsync(query))
.Select(x => new Erc20BalanceResponse
{
AssetHolderAddress = x.AssetHolderAddress,
Balance = x.Balance.ToString(),
BlockNumber = x.BlockNumber,
ContractAddress = x.ContractAddress
})
.ToList();
return(new JsonResult(balances));
}
public async Task <IEnumerable <Erc20BalanceModel> > GetAsync(Erc20BalanceQuery query)
{
return(await _balanceRepository.GetAsync(query));
}