private static void SetVersion(IEntity entity, EnvelopeHeaders headers)
{
if (entity is IUpdateableEntityWithVersion updateable)
{
updateable.Version = headers.EventStreamNumber();
}
}
private static void SetVersion(EnvelopeHeaders headers, IMongoEntity entity)
{
if (entity is IEntityWithVersion withVersion)
{
withVersion.Version = headers.EventStreamNumber();
}
}
public static async Task <bool> TryUpdateAsync <T>(this IMongoCollection <T> collection, SquidexEvent @event, EnvelopeHeaders headers, Action <T> updater) where T : class, IEntity, new()
{
var entity =
await collection.Find(t => t.Id == headers.AggregateId())
.FirstOrDefaultAsync();
if (entity != null)
{
if (entity is IEntityWithVersion withVersion)
{
var eventVersion = headers.EventStreamNumber();
if (eventVersion <= withVersion.Version)
{
return(false);
}
}
await collection.UpdateAsync(@event, headers, entity, updater);
return(true);
}
return(false);
}
protected Task On(ContentStatusChanged @event, EnvelopeHeaders headers)
{
return(ForAppIdAsync(@event.AppId.Id, collection =>
{
return collection.UpdateOneAsync(
Filter.Eq(x => x.Id, @event.ContentId),
Update
.Set(x => x.Status, @event.Status)
.Set(x => x.LastModified, headers.Timestamp())
.Set(x => x.LastModifiedBy, @event.Actor)
.Set(x => x.Version, headers.EventStreamNumber()));
}));
}
protected Task On(ContentUpdated @event, EnvelopeHeaders headers)
{
return(ForSchemaAsync(@event.AppId, @event.SchemaId.Id, (collection, schema) =>
{
var idData = @event.Data?.ToIdModel(schema.SchemaDef, true);
return collection.UpdateOneAsync(
Filter.Eq(x => x.Id, @event.ContentId),
Update
.Set(x => x.DataText, idData.ToFullText())
.Set(x => x.IdData, idData)
.Set(x => x.ReferencedIds, idData.ToReferencedIds(schema.SchemaDef))
.Set(x => x.LastModified, headers.Timestamp())
.Set(x => x.LastModifiedBy, @event.Actor)
.Set(x => x.Version, headers.EventStreamNumber()));
}));
}
