private EntityChange CreateEntityChange(EntityEntry entityEntry, bool shouldSaveEntityHistory)
{
var entity = entityEntry.Entity;
EntityChangeType changeType;
switch (entityEntry.State)
{
case EntityState.Added:
changeType = EntityChangeType.Created;
break;
case EntityState.Deleted:
changeType = EntityChangeType.Deleted;
break;
case EntityState.Modified:
changeType = IsDeleted(entityEntry) ? EntityChangeType.Deleted : EntityChangeType.Updated;
break;
case EntityState.Detached:
case EntityState.Unchanged:
default:
Logger.Error("Unexpected EntityState!");
return(null);
}
var entityId = GetEntityId(entity);
if (entityId == null && changeType != EntityChangeType.Created)
{
Logger.Error("Unexpected null value for entityId!");
return(null);
}
var entityType = entity.GetType();
var entityChange = new EntityChange
{
ChangeType = changeType,
EntityEntry = entityEntry, // [NotMapped]
EntityId = entityId,
EntityTypeFullName = entityType.FullName,
PropertyChanges = GetPropertyChanges(entityEntry, shouldSaveEntityHistory),
TenantId = AbpSession.TenantId
};
if (!shouldSaveEntityHistory && entityChange.PropertyChanges.Count == 0)
{
return(null);
}
return(entityChange);
}
private EntityChange CreateEntityChangeInfo(EntityEntry entityEntry)
{
var entity = entityEntry.Entity;
EntityChangeType changeType;
switch (entityEntry.State)
{
case EntityState.Added:
changeType = EntityChangeType.Created;
break;
case EntityState.Deleted:
changeType = EntityChangeType.Deleted;
break;
case EntityState.Modified:
changeType = IsDeleted(entityEntry) ? EntityChangeType.Deleted : EntityChangeType.Updated;
break;
case EntityState.Detached:
case EntityState.Unchanged:
default:
Logger.Error("Unexpected EntityState!");
return(null);
}
var entityId = GetEntityId(entity);
if (entityId == null && changeType != EntityChangeType.Created)
{
Logger.Error("Unexpected null value for entityId!");
return(null);
}
var entityType = entity.GetType();
var entityChangeInfo = new EntityChange
{
ChangeType = changeType,
EntityEntry = entityEntry, // [NotMapped]
EntityId = entityId,
EntityTypeFullName = entityType.FullName,
PropertyChanges = GetPropertyChanges(entityEntry)
};
return(entityChangeInfo);
}
private EntityChange CreateEntityChange(DbEntityEntry entityEntry, EntityType entityType)
{
EntityChangeType changeType;
switch (entityEntry.State)
{
case EntityState.Added:
changeType = EntityChangeType.Created;
break;
case EntityState.Deleted:
changeType = EntityChangeType.Deleted;
break;
case EntityState.Modified:
changeType = entityEntry.IsDeleted() ? EntityChangeType.Deleted : EntityChangeType.Updated;
break;
case EntityState.Detached:
case EntityState.Unchanged:
default:
Logger.Error("Unexpected EntityState!");
return(null);
}
var entityId = GetEntityId(entityEntry, entityType);
if (entityId == null && changeType != EntityChangeType.Created)
{
Logger.Error("Unexpected null value for entityId!");
return(null);
}
var entityChange = new EntityChange
{
ChangeType = changeType,
EntityEntry = entityEntry, // [NotMapped]
EntityId = entityId,
EntityTypeFullName = entityEntry.GetEntityBaseType().FullName,
TenantId = AbpSession.TenantId
};
return(entityChange);
}
private DateTime GetChangeTime(EntityChange entityChange)
{
var entity = entityChange.EntityEntry.As <EntityEntry>().Entity;
switch (entityChange.ChangeType)
{
case EntityChangeType.Created:
return((entity as IHasCreationTime)?.CreationTime ?? Clock.Now);
case EntityChangeType.Deleted:
return((entity as IHasDeletionTime)?.DeletionTime ?? Clock.Now);
case EntityChangeType.Updated:
return((entity as IHasModificationTime)?.LastModificationTime ?? Clock.Now);
default:
Logger.Error("Unexpected EntityState!");
return(Clock.Now);
}
}
