public async Task <List <ArticleView> > GetStoriesList(StoriesSourceEnum source, String section, Int32?topCount,
DateTime?dateFilter, String shortUrlFilter)
{
logger.LogInformation($@"{nameof(GetStoriesList)}. {nameof(source)}:{source}, {nameof(section)}:{section}, {
nameof(topCount)}:{topCount}, {nameof(dateFilter)}:{dateFilter}, {nameof(shortUrlFilter)}:{shortUrlFilter}");
var stories = await GetStoriesList(source, section);
if (dateFilter.HasValue)
{
stories = stories.Where(st => st.Updated.Date >= dateFilter.Value.Date).ToList();
}
if (!String.IsNullOrWhiteSpace(shortUrlFilter))
{
stories = stories.Where(st => st.Link.EndsWith(shortUrlFilter)).ToList();
}
if (topCount.HasValue)
{
stories = stories.Take(topCount.Value).ToList();
}
return(stories);
}
IStorySourceService GetSourceService(StoriesSourceEnum source)
{
if (source == StoriesSourceEnum.Nytimes)
{
return(serviceProvider.GetService <INytimesSourceService>());
}
throw new NotSupportedException($"{nameof(GetSourceService)}. {source} not supported.");
}
public async Task <List <ArticleGroupByDateView> > GetGroupedStoriesByDate(StoriesSourceEnum source, String section)
{
logger.LogInformation($"{nameof(GetGroupedStoriesByDate)}. {nameof(source)}:{source}, {nameof(section)}:{section}");
var stories = await GetStoriesList(source, section);
var groupedResult = stories.GroupBy(x => x.Updated.Date).ToList();
var result = groupedResult.Select(x => new ArticleGroupByDateView()
{
Date = x.Key.ToString(outputGroupedByDataFormat),
Total = x.ToList().Count
}).ToList();
return(result);
}
Task <List <ArticleView> > GetStoriesList(StoriesSourceEnum source, String section) => GetSourceService(source).GetStoriesList(section);
