public async Task <bool> Add(WalletAggregate wallet, SecureString password)
{
if (wallet == null)
{
throw new ArgumentNullException(nameof(wallet));
}
if (password == null)
{
throw new ArgumentNullException(nameof(password));
}
var exists = await _currentDbContext.Wallets.AnyAsync(w => w.Name == wallet.Name).ConfigureAwait(false);
if (exists)
{
throw new DataWalletException(ErrorCodes.AlreadyExists);
}
var walletJson = ToJson(wallet);
var record = new Wallet(wallet.Name, Protect(walletJson, password));
_currentDbContext.Wallets.Add(record);
await _currentDbContext.SaveChangesAsync().ConfigureAwait(false);
return(true);
}
public async Task <bool> Add(string scAddr, string filterId)
{
if (string.IsNullOrWhiteSpace(scAddr))
{
throw new ArgumentNullException(nameof(scAddr));
}
if (string.IsNullOrWhiteSpace(filterId))
{
throw new ArgumentNullException(nameof(filterId));
}
var exists = await _currentDbContext.SolidityContracts.AnyAsync(w => w.Address == scAddr).ConfigureAwait(false);
if (!exists)
{
return(false);
}
_currentDbContext.SolidityFilters.Add(new SolidityFilter
{
Id = filterId,
SmartContractAddress = scAddr
});
await _currentDbContext.SaveChangesAsync().ConfigureAwait(false);
return(true);
}
public async Task <bool> Insert(SolidityContractAggregate contract)
{
if (contract == null)
{
throw new ArgumentNullException(nameof(contract));
}
var exists = await _currentDbContext.SolidityContracts.AnyAsync(w => w.Address == contract.Address).ConfigureAwait(false);
if (exists)
{
return(false);
}
var record = new SolidityContract
{
Address = contract.Address,
Code = contract.Code,
Abi = contract.Abi
};
_currentDbContext.SolidityContracts.Add(record);
await _currentDbContext.SaveChangesAsync().ConfigureAwait(false);
return(true);
}
/// <summary>
/// 自带事务，调用此方法保存
/// </summary>
public async Task <int> SaveChangesAsync()
{
try
{
return(await CurrentDbContext.SaveChangesAsync());
}
catch (DbException ex)
{
throw new CustomSystemException($"数据库保存失败!{ex.Message}", ResponseCode.DbEx);
}
catch (Exception ex)
{
throw new CustomSystemException($"数据库保存失败!{ex.Message}", ResponseCode.DbEx);
}
}
public void Dispose()
{
_db.SaveChangesAsync();
_db.Dispose();
}
///// <summary>
///// 初始化工作单元服务的新实例
///// </summary>
///// <param name="_dbContext">注入每次请求周期的数据访问上下文</param>
//public UnitOfWork(DbContext _dbContext)
//{
// CurrentDbContext = _dbContext;
//}
/// <summary>
/// 确认工作单元提交
/// </summary>
/// <returns></returns>
public override Task SaveChanges()
{
return(CurrentDbContext.SaveChangesAsync());
}