public async Task <PagedResult <TEntityModel, TViewModel> > Execute <TEntityModel, TViewModel>(
IQueryable <TEntityModel> query,
IDataFilter <TEntityModel> dataFilter,
IStackIdentity identity)
where TEntityModel : class
where TViewModel : class
{
var result = new PagedResult <TEntityModel, TViewModel>
{
DataFilter = dataFilter
};
if (dataFilter != null)
{
query = dataFilter.SearchQuery(query);
query = dataFilter.FilterQuery(query, identity);
}
result.Total = query.Count();
if (dataFilter != null)
{
query = dataFilter.SortQuery(query);
if (dataFilter.Skip > 0)
{
query = query.Skip(dataFilter.Skip);
}
if (dataFilter.Take > 0)
{
query = query.Take(dataFilter.Take);
}
}
var entities = await query.ToListAsync();
var mappingOperationOptions = identity.GetMappingOperations();
if (mappingOperationOptions == null)
{
result.Results = entities.Select(Mapper.Map <TEntityModel, TViewModel>).ToArray();
}
else
{
result.Results = entities.Select(e => Mapper.Map <TEntityModel, TViewModel>(e, mappingOperationOptions)).ToArray();
}
return(result);
}
