public Task <LazyLoadingDataSetResult <TItem> > GetTablePageData(
ILazyLoadingOptions lazyLoadingOptions, IPagingOptions pageableOptions, ISortingOptions sortingOptions)
{
if (string.IsNullOrWhiteSpace(lazyLoadingOptions.DataUri))
{
throw new ArgumentNullException($"When you using {nameof(LazyLoadedTableDataAdapter<TItem>)} you must specify " +
$"{nameof(LazyLoadingOptions.DataUri)} for lazy data retrieving. If you do not want use lazy loading feature use {nameof(CollectionTableDataAdapter<TItem>)} instead.");
}
var dataUri = $"{lazyLoadingOptions.DataUri.TrimEnd('/')}?{lazyLoadingOptions.RequestParams}{PagingParams(pageableOptions)}{SortingParams(sortingOptions)}";
try
{
return(httpClient.GetJsonAsync <LazyLoadingDataSetResult <TItem> >(dataUri));
}
catch (Exception ex)
{
logger.LogError($"Error during fetching data from [{dataUri}]. Ex: {ex}");
var emptyResult = new LazyLoadingDataSetResult <TItem>
{
Items = Enumerable.Empty <TItem>().ToList()
};
return(Task.FromResult(emptyResult));
}
}
public Task <LazyLoadingDataSetResult <TItem> > GetTablePageData(
RequestOptions requestOptions,
IReadOnlyCollection <IFilterDefinition> filterDefinitions = null)
{
var dataUri = requestOptions.BuildUrl();
try
{
if (filterDefinitions != null && filterDefinitions.Any())
{
return(httpClient.PostJsonAsync <LazyLoadingDataSetResult <TItem> >(dataUri, filterDefinitions));
}
else
{
return(httpClient.GetJsonAsync <LazyLoadingDataSetResult <TItem> >(dataUri));
}
}
catch (Exception ex)
{
logger.LogError($"Error during fetching data from [{dataUri}]. Ex: {ex}");
var emptyResult = new LazyLoadingDataSetResult <TItem>
{
Items = Enumerable.Empty <TItem>().ToList()
};
return(Task.FromResult(emptyResult));
}
}
public Task <LazyLoadingDataSetResult <TItem> > GetTablePageData(
ILazyLoadingOptions lazyLoadingOptions, IPagingOptions pageableOptions, ISortingOptions sortingOptions)
{
var dataUri = $"{lazyLoadingOptions.DataUri.TrimEnd('/')}?{PagingParams(pageableOptions)}{SortingParams(sortingOptions)}";
try
{
return(httpClient.GetJsonAsync <LazyLoadingDataSetResult <TItem> >(dataUri));
}
catch (Exception ex)
{
logger.LogError($"Error during fetching data from [{dataUri}]. Ex: {ex}");
var emptyResult = new LazyLoadingDataSetResult <TItem>
{
Items = Enumerable.Empty <TItem>().ToList()
};
return(Task.FromResult(emptyResult));
}
}