public async Task SaveAsync(ICommand command, CancellationToken cancellationToken = default)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
var type = command.GetType();
var data = _commandSerializer.Serialize(command);
using (var context = _dbContextFactory.Create())
{
await context.Commands.AddAsync(new Entities.Command
{
Name = type.Name,
Type = type.FullName,
Subject = command.Subject,
CorrelationId = command.CorrelationId,
Data = data,
Id = command.Id,
UserId = command.Actor,
Timestamp = command.Timestamp,
});
await context.SaveChangesAsync(cancellationToken);
}
}
public async Task SaveAsync <TQueryResult>(IQuery <TQueryResult> query, CancellationToken cancellationToken = default)
{
if (query == null)
{
throw new ArgumentNullException(nameof(query));
}
var type = query.GetType();
var data = _querySerializer.Serialize(query);
using (var context = _dbContextFactory.Create())
{
await context.Queries.AddAsync(new Query
{
Name = type.Name,
Type = type.FullName,
Data = data,
Id = query.Id,
CorrelationId = query.CorrelationId,
Timestamp = query.Timestamp,
UserId = query.Actor,
});
await context.SaveChangesAsync(cancellationToken);
}
}
public async Task <long> CountAsync(StreamId streamId, CancellationToken cancellationToken = default)
{
using (var context = _dbContextFactory.Create())
{
var count = await context.Events.LongCountAsync(@event => @event.StreamId == streamId, cancellationToken);
return(count);
}
}