private static IEnumerable <object> GetNUsersHaveHighestRep(DataSet DataSet, int N)
{
HtmlDocGen gen = new HtmlDocGen();
DataTable usersTable = DataSet.Tables["Users"];
var users = usersTable.AsEnumerable()
.GroupBy(row => row.Field <int>(GlobalDef.AttrToColumnNameDict["Reputation"]))
.OrderByDescending(group => group.Key)
.Take(N)
.SelectMany(group => group.Select(row =>
{
short?age = row.Field <short?>(GlobalDef.AttrToColumnNameDict["Age"]);
return(new
{
Reputation = group.Key,
Name = row.Field <string>(GlobalDef.AttrToColumnNameDict["DisplayName"]),
Location = row.Field <string>(GlobalDef.AttrToColumnNameDict["Location"]),
AboutMe = gen.GetFullHtmlDocAsString(row.Field <string>(GlobalDef.AttrToColumnNameDict["AboutMe"])),
Age = age.HasValue ? age.Value.ToString() : "None"
});
})
);
return(users);
}
private static IEnumerable <object> GetNQuestionsByScore(DataSet DataSet, int N)
{
DataTable postsTable = DataSet.Tables["Posts"];
HtmlDocGen gen = new HtmlDocGen();
var mostViewsQuestions = from row in postsTable.AsEnumerable()
where row.Field <PostType>(GlobalDef.AttrToColumnNameDict["PostTypeId"]) == PostType.Question
orderby row.Field <int>(GlobalDef.AttrToColumnNameDict["Score"]) descending
select new
{
ViewCount = row.Field <uint>(GlobalDef.AttrToColumnNameDict["ViewCount"]),
Score = row.Field <int>(GlobalDef.AttrToColumnNameDict["Score"]),
Title = row.Field <string>(GlobalDef.AttrToColumnNameDict["Title"]),
Body = gen.GetFullHtmlDocAsString(row.Field <string>(GlobalDef.AttrToColumnNameDict["Body"])),
Tags = row.Field <string>(GlobalDef.AttrToColumnNameDict["Tags"])
};
return(mostViewsQuestions.Take(N));
}
