public static async Task <IList <T> > HandleListAsync <T>(BaseSinglePkRepository <T> repository, IList <Guid> idCollection)
where T : class, ISinglePkDataAccessObject, new()
{
var resultList = new List <T>();
var existingEntities = await repository.GetListAsync(entity => idCollection.Any(id => id == entity.Id)).ConfigureAwait(false);
resultList.AddRange(existingEntities);
var diff = idCollection.Where(id => existingEntities.All(entity => entity.Id != id)).ToList();
if (diff.Count == 0)
{
return(resultList);
}
var newEntities = diff.Select(id => new T
{
Id = id
}).ToList();
var createdEntities = await repository.CreateAsync(newEntities).ConfigureAwait(false);
resultList.AddRange(createdEntities);
return(resultList);
}
public static async Task <IList <T> > HandleListAsync <T>(BaseSinglePkRepository <T> repository, IList <Guid> idCollection,
Func <T, bool> prepareFunc = null, IList <string> navigationProperties = null)
where T : class, ISinglePkDataAccessObject, new()
{
var resultList = new List <T>();
var existingEntities = await repository.GetListAsync(
entity => idCollection.Any(id => id == entity.Id), navigationProperties).ConfigureAwait(false);
resultList.AddRange(existingEntities);
var diff = idCollection.Where(id => existingEntities.All(entity => entity.Id != id)).ToList();
if (diff.Count == 0)
{
return(resultList);
}
var newEntities = diff.Select(id => new T
{
Id = id
}).ToList();
if (prepareFunc != null)
{
var finalList = new List <T>();
foreach (var entity in newEntities)
{
if (prepareFunc(entity))
{
finalList.Add(entity);
}
}
newEntities = finalList;
}
var createdEntities = await repository.CreateAsync(newEntities).ConfigureAwait(false);
resultList.AddRange(createdEntities);
return(resultList);
}