public async Task <UpdateEntityResult <PersonDbEntity> > UpdatePersonByIdAsync(UpdatePersonRequestObject requestObject, string requestBody,
PersonQueryObject query, int?ifMatch)
{
var existingPerson = await _dynamoDbContext.LoadAsync <PersonDbEntity>(query.Id).ConfigureAwait(false);
if (existingPerson == null)
{
return(null);
}
if (ifMatch != existingPerson.VersionNumber)
{
throw new VersionNumberConflictException(ifMatch, existingPerson.VersionNumber);
}
var result = _updater.UpdateEntity(existingPerson, requestBody, requestObject);
if (result.NewValues.Any())
{
_logger.LogDebug($"Calling IDynamoDBContext.SaveAsync to update id {query.Id}");
result.UpdatedEntity.LastModified = DateTime.UtcNow;
await _dynamoDbContext.SaveAsync(result.UpdatedEntity).ConfigureAwait(false);
}
return(result);
}
/// <summary>
/// Merge all changes from the supplied model to a corresponding entity in the context or attaches the
/// model to the context if it's new
/// </summary>
/// <param name="model">Model that contains the changes</param>
public void MergeEntityChanges(TModel model)
{
var entity = scalarUpdater.UpdateEntity(model);
IRecursiveEntityUpdater updater = new EntityUpdater(DbContext, reflector, scalarUpdater, collectionMerger);
updater.UpdateEntity <TModel>(model, navUpdater);
OnMergeChanges(entity, model);
}
