protected bool IsRepeatedCommand(IAttributeSetInstanceExtensionFieldGroupCommand command, IEventStoreAggregateId eventStoreAggregateId, IAttributeSetInstanceExtensionFieldGroupState state)
{
bool repeated = false;
if (((IAttributeSetInstanceExtensionFieldGroupStateProperties)state).Version > command.AggregateVersion)
{
var lastEvent = EventStore.FindLastEvent(typeof(IAttributeSetInstanceExtensionFieldGroupStateEvent), eventStoreAggregateId, command.AggregateVersion);
if (lastEvent != null && lastEvent.CommandId == command.CommandId)
{
repeated = true;
}
}
return(repeated);
}
protected void ThrowOnInconsistentCommands(IAttributeSetInstanceExtensionFieldGroupCommand command, IAttributeSetInstanceExtensionFieldCommand innerCommand)
{
var properties = command as ICreateOrMergePatchOrDeleteAttributeSetInstanceExtensionFieldGroup;
var innerProperties = innerCommand as ICreateOrMergePatchOrRemoveAttributeSetInstanceExtensionField;
if (properties == null || innerProperties == null)
{
return;
}
var outerIdName = "Id";
var outerIdValue = properties.Id;
var innerGroupIdName = "GroupId";
var innerGroupIdValue = innerProperties.GroupId;
SetNullInnerIdOrThrowOnInconsistentIds(innerProperties, innerGroupIdName, innerGroupIdValue, outerIdName, outerIdValue);
}// END ThrowOnInconsistentCommands /////////////////////
protected virtual void Update(IAttributeSetInstanceExtensionFieldGroupCommand c, Action <IAttributeSetInstanceExtensionFieldGroupAggregate> action)
{
var aggregateId = c.AggregateId;
var state = StateRepository.Get(aggregateId, false);
var aggregate = GetAttributeSetInstanceExtensionFieldGroupAggregate(state);
var eventStoreAggregateId = ToEventStoreAggregateId(aggregateId);
var repeated = IsRepeatedCommand(c, eventStoreAggregateId, state);
if (repeated)
{
return;
}
aggregate.ThrowOnInvalidStateTransition(c);
action(aggregate);
EventStore.AppendEvents(eventStoreAggregateId, ((IAttributeSetInstanceExtensionFieldGroupStateProperties)state).Version, aggregate.Changes, () => { StateRepository.Save(state); });
}
protected virtual void Update(IAttributeSetInstanceExtensionFieldGroupCommand c, Action <IAttributeSetInstanceExtensionFieldGroupAggregate> action)
{
var aggregateId = c.AggregateId;
var state = StateRepository.Get(aggregateId, false);
var aggregate = GetAttributeSetInstanceExtensionFieldGroupAggregate(state);
var eventStoreAggregateId = ToEventStoreAggregateId(aggregateId);
var repeated = IsRepeatedCommand(c, eventStoreAggregateId, state);
if (repeated)
{
return;
}
aggregate.ThrowOnInvalidStateTransition(c);
action(aggregate);
Persist(eventStoreAggregateId, aggregate, state);
}
private static bool IsCommandCreate(IAttributeSetInstanceExtensionFieldGroupCommand c)
{
return(c.Version == AttributeSetInstanceExtensionFieldGroupState.VersionZero);
}
}// END Map(IMergePatch... ////////////////////////////
protected virtual IAttributeSetInstanceExtensionFieldStateRemoved MapRemove(IRemoveAttributeSetInstanceExtensionField c, IAttributeSetInstanceExtensionFieldGroupCommand outerCommand, long version)
{
c.RequesterId = outerCommand.RequesterId;
var stateEventId = new AttributeSetInstanceExtensionFieldStateEventId(c.GroupId, c.Index, version);
IAttributeSetInstanceExtensionFieldStateRemoved e = NewAttributeSetInstanceExtensionFieldStateRemoved(stateEventId);
e.CreatedBy = (string)c.RequesterId;
e.CreatedAt = DateTime.Now;
return(e);
}// END Map(IRemove... ////////////////////////////
}// END Map(ICreate... ////////////////////////////
protected virtual IAttributeSetInstanceExtensionFieldStateMergePatched MapMergePatch(IMergePatchAttributeSetInstanceExtensionField c, IAttributeSetInstanceExtensionFieldGroupCommand outerCommand, long version, IAttributeSetInstanceExtensionFieldGroupState outerState)
{
c.RequesterId = outerCommand.RequesterId;
var stateEventId = new AttributeSetInstanceExtensionFieldStateEventId(c.GroupId, c.Index, version);
IAttributeSetInstanceExtensionFieldStateMergePatched e = NewAttributeSetInstanceExtensionFieldStateMergePatched(stateEventId);
var s = outerState.Fields.Get(c.Index);
e.Name = c.Name;
e.Type = c.Type;
e.Length = c.Length;
e.Alias = c.Alias;
e.Description = c.Description;
e.Active = c.Active;
e.IsPropertyNameRemoved = c.IsPropertyNameRemoved;
e.IsPropertyTypeRemoved = c.IsPropertyTypeRemoved;
e.IsPropertyLengthRemoved = c.IsPropertyLengthRemoved;
e.IsPropertyAliasRemoved = c.IsPropertyAliasRemoved;
e.IsPropertyDescriptionRemoved = c.IsPropertyDescriptionRemoved;
e.IsPropertyActiveRemoved = c.IsPropertyActiveRemoved;
e.CreatedBy = (string)c.RequesterId;
e.CreatedAt = DateTime.Now;
return(e);
}// END Map(IMergePatch... ////////////////////////////
}// END ThrowOnInconsistentCommands /////////////////////
protected virtual IAttributeSetInstanceExtensionFieldStateEvent Map(IAttributeSetInstanceExtensionFieldCommand c, IAttributeSetInstanceExtensionFieldGroupCommand outerCommand, long version, IAttributeSetInstanceExtensionFieldGroupState outerState)
{
var create = (c.CommandType == CommandType.Create) ? (c as ICreateAttributeSetInstanceExtensionField) : null;
if (create != null)
{
return(MapCreate(create, outerCommand, version, outerState));
}
var merge = (c.CommandType == CommandType.MergePatch) ? (c as IMergePatchAttributeSetInstanceExtensionField) : null;
if (merge != null)
{
return(MapMergePatch(merge, outerCommand, version, outerState));
}
var remove = (c.CommandType == CommandType.Remove) ? (c as IRemoveAttributeSetInstanceExtensionField) : null;
if (remove != null)
{
return(MapRemove(remove, outerCommand, version));
}
throw new NotSupportedException();
}
protected virtual IAttributeSetInstanceExtensionFieldStateCreated MapCreate(ICreateAttributeSetInstanceExtensionField c, IAttributeSetInstanceExtensionFieldGroupCommand outerCommand, long version, IAttributeSetInstanceExtensionFieldGroupState outerState)
{
c.RequesterId = outerCommand.RequesterId;
var stateEventId = new AttributeSetInstanceExtensionFieldStateEventId(c.GroupId, c.Index, version);
IAttributeSetInstanceExtensionFieldStateCreated e = NewAttributeSetInstanceExtensionFieldStateCreated(stateEventId);
var s = outerState.Fields.Get(c.Index, true);
e.Name = c.Name;
e.Type = c.Type;
e.Length = c.Length;
e.Alias = c.Alias;
e.Description = c.Description;
e.Active = c.Active;
e.CreatedBy = (string)c.RequesterId;
e.CreatedAt = DateTime.Now;
return(e);
}// END Map(ICreate... ////////////////////////////
