/// <summary>
/// 3. 从转账交易聚合根，收到交易信息已准备就绪的领域事件，向银行账户聚合根，向银行账户提交转账交易。
/// </summary>
/// <param name="context">事件处理上下文</param>
/// <param name="event">交易信息已准备就绪的领域事件</param>
public void OnDomainEvent(IDomainEventingContext context, TransferTransactionReadiedDomainEvent @event)
{
// 1. 从源账户取款
var withdraw = new SubmitTransferTransactionDomainCommand(@event.AggregateRootId, @event.SourceAccountId);
context.PublishDomainCommand(withdraw);
// 2. 存到目标账户
var deposit = new SubmitTransferTransactionDomainCommand(@event.AggregateRootId, @event.SinkAccountId);
context.PublishDomainCommand(deposit);
}
public async Task OnDomainEventAsync(IDomainEventingContext context, TransferTransactionReadiedDomainEvent @event, CancellationToken token = default)
{
var updateWithdrawSql = $"UPDATE `{Tables.AccountOutTransactions}` SET `Status`=@Status WHERE `Id`=@TransactionId;";
var updateDepositSql = $"UPDATE `{Tables.AccountInTransactions}` SET `Status`=@Status WHERE `Id`=@TransactionId;";
var po = new
{
TransactionId = @event.AggregateRootId.Id,
Status = @event.Status.ToString()
};
await _db.ExecuteAsync(updateWithdrawSql, po, token);
await _db.ExecuteAsync(updateDepositSql, po, token);
}
