/// <summary>
/// If no keyword is given, general news are returned
/// </summary>
/// <returns></returns>
private string QueryGeneralNews()
{
string answer = String.Empty;
SourceSelector srcSelector = new SourceSelector();
Source src = srcSelector.SelectSource(String.Empty);
if (src != null)
{
NewsSelector newsSelector = new NewsSelector();
List <Article> news = newsSelector.SelectNewsBySource(src.Id);
if (news != null)
{
answer = "Es werden Ihnen allgemeine News aus \"" + src.Name.ToString() + "\" angezeigt:";
answer += BuildAnswerString(news);
}
}
return(answer);
}
/// <summary>
/// Searches and returns news by querying a specific keyword
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
private string QueryByKeyword(Entity entity)
{
string answer = String.Empty;
string keyword = "";
NewsSelector newsSelector = new NewsSelector();
if (entity != null)
{
keyword = entity.entity;
}
List <Article> news = newsSelector.SelectNewsByKeyword(keyword);
if (news != null)
{
answer = "Es werden Ihnen News über \"" + entity.entity + "\" angezeigt:";
answer += BuildAnswerString(news);
}
return(answer);
}