protected TimeSpan Duration(SortSpan span) {
TimeSpan ts = TimeSpan.MaxValue;
switch (span) {
case SortSpan.Hour:
ts = TimeSpan.FromHours(1);
break;
case SortSpan.Day:
ts = TimeSpan.FromDays(1);
break;
case SortSpan.Month:
ts = TimeSpan.FromDays(30);
break;
case SortSpan.Week:
ts = TimeSpan.FromDays(7);
break;
case SortSpan.Quarter:
ts = TimeSpan.FromDays(90);
break;
case SortSpan.Year:
ts = TimeSpan.FromDays(365);
break;
}
return ts;
}
protected TimeSpan Duration(SortSpan span)
{
TimeSpan ts = TimeSpan.MaxValue;
switch (span)
{
case SortSpan.Hour:
ts = TimeSpan.FromHours(1);
break;
case SortSpan.Day:
ts = TimeSpan.FromDays(1);
break;
case SortSpan.Month:
ts = TimeSpan.FromDays(30);
break;
case SortSpan.Week:
ts = TimeSpan.FromDays(7);
break;
case SortSpan.Quarter:
ts = TimeSpan.FromDays(90);
break;
case SortSpan.Year:
ts = TimeSpan.FromDays(365);
break;
}
return(ts);
}
/// <summary>
/// The purpose of this function is to standardize inputs so that we can cache ranged queries. Currently ranges
/// use the current date which contains diffrent minute, second, and ms with each call. This function converts to common
/// start and end ranges (beginning and ending of days, hours, etc.)
/// </summary>
/// <param name="dateTime"></param>
/// <param name="sortSpan"></param>
/// <returns></returns>
//This code needs to be refactored to use Voat.Common.DateRange
public static Tuple <DateTime, DateTime> ToRange(this DateTime dateTime, SortSpan sortSpan)
{
DateTime start = dateTime;
DateTime end = dateTime;
switch (sortSpan)
{
case SortSpan.Hour:
start = start.ToStartOfHour();
end = start.Add(TimeSpan.FromHours(-1));
break;
case SortSpan.Day:
start = start.ToStartOfDay();
end = start.ToEndOfDay();
break;
case SortSpan.Week:
start = start.ToStartOfWeek();
end = start.ToEndOfWeek();
break;
case SortSpan.Month:
start = start.ToStartOfMonth();
end = start.ToEndOfMonth();
break;
case SortSpan.Quarter:
var range = start.ToQuarterRange();
start = range.Item1;
end = range.Item2;
break;
case SortSpan.Year:
start = start.ToStartOfYear();
end = start.ToEndOfYear();
break;
default:
case SortSpan.All:
//Date Range shouldn't be processed for this span
break;
}
return(new Tuple <DateTime, DateTime>(start, end));
}
/// <summary>
/// Returns a range based on the span provided. Does not standardize range, simply subtracts offset.
/// </summary>
/// <param name="dateTime"></param>
/// <param name="sortSpan"></param>
/// <returns></returns>
//This code needs to be refactored to use Voat.Common.DateRange
public static Tuple <DateTime, DateTime> ToRelativeRange(this DateTime dateTime, SortSpan sortSpan, SortDirection sortDirection = SortDirection.Reverse)
{
DateTime start = dateTime;
DateTime end = dateTime;
var directionMultiplier = sortDirection == SortDirection.Reverse ? -1 : 1;
switch (sortSpan)
{
case SortSpan.Hour:
end = start.ToEndOfHour();
start = end.AddHours(1 * directionMultiplier);
break;
case SortSpan.Day:
end = start.ToEndOfHour();
start = end.AddHours(24 * directionMultiplier);
break;
case SortSpan.Week:
end = start.ToEndOfDay();
start = end.AddDays(7 * directionMultiplier);
break;
case SortSpan.Month:
end = start.ToEndOfDay();
start = end.AddDays(30 * directionMultiplier);
break;
case SortSpan.Quarter:
end = start.ToEndOfDay();
start = end.AddDays(90 * directionMultiplier);
break;
case SortSpan.Year:
end = start.ToEndOfDay();
start = end.AddDays(365 * directionMultiplier);
break;
default:
case SortSpan.All:
//Date Range shouldn't be processed for this span
break;
}
return(new Tuple <DateTime, DateTime>(start, end));
}
public SearchOptions(IEnumerable <KeyValuePair <string, string> > queryStrings, int?maxPageCount = null, bool useRelativeDateSpans = true) : this(maxPageCount, useRelativeDateSpans)
{
//TODO: Make sure the querystrings passed into this method from controller are url decoded values
if (queryStrings == null)
{
return;
}
this._queryStrings = queryStrings;
//List<KeyValuePair<string, string>> unknownPairs = new List<KeyValuePair<string, string>>();
foreach (var kp in queryStrings)
{
string value = kp.Value;
switch (kp.Key.ToLower())
{
case "period":
case "span":
SortSpan sortPer = SortSpan.All;
if (Enum.TryParse(value, true, out sortPer))
{
this._span = sortPer;
}
break;
case "sort":
SortAlgorithm sortAlg = SortAlgorithm.Rank;
if (Enum.TryParse(value, true, out sortAlg))
{
this.Sort = sortAlg;
}
break;
case "sortdirection":
case "direction":
SortDirection sortDir = SortDirection.Default;
if (Enum.TryParse(value, true, out sortDir))
{
this.SortDirection = sortDir;
}
break;
case "date":
case "startdate":
case "datestart":
DateTime startDate;
if (DateTime.TryParse(value, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out startDate))
{
this._startDate = startDate;
}
break;
//No longer supported
//case "enddate":
//case "dateend":
// DateTime endDate;
// if (DateTime.TryParse(value, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out endDate)) {
// this._endDate = endDate;
// }
// break;
//No longer supported
case "count":
//int count = 0;
//if (Int32.TryParse(value, out count))
//{
// this.Count = count;
//}
break;
//No longer supported
case "index":
//case "currentindex":
////UNDONE: Don't think we want consumers controlling indexing, forceing all paging through the page querystring
// int index = 0;
// if (Int32.TryParse(value, out index))
// {
// this.Index = index;
// }
break;
case "page":
int page = 0;
if (Int32.TryParse(value, out page))
{
this.Page = page;
}
break;
case "phrase":
case "search":
case "q":
this._phrase = (String.IsNullOrEmpty(value) ? "" : value.Trim());
break;
default:
_unknownPairs.Add(kp);
break;
}
}
//process Period and Start End Times
CalculateNewDateRange();
ParseAdditionalKeyPairs(_unknownPairs);
}
public SearchOptions(IEnumerable <KeyValuePair <string, string> > queryStrings)
{
//TODO: Make sure the querystrings passed into this method from controller are url decoded values
if (queryStrings == null)
{
return;
}
this._queryStrings = queryStrings;
foreach (var kp in queryStrings)
{
string value = kp.Value;
switch (kp.Key.ToLower())
{
case "period":
case "span":
SortSpan sortPer = SortSpan.All;
if (Enum.TryParse(value, true, out sortPer))
{
this.Span = sortPer;
}
break;
case "sort":
SortAlgorithm sortAlg = SortAlgorithm.Hot;
if (Enum.TryParse(value, true, out sortAlg))
{
this.Sort = sortAlg;
}
break;
case "sortdirection":
case "direction":
SortDirection sortDir = SortDirection.Default;
if (Enum.TryParse(value, true, out sortDir))
{
this.SortDirection = sortDir;
}
break;
case "startdate":
case "datestart":
DateTime startDate;
if (DateTime.TryParse(value, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out startDate))
{
this._startDate = startDate;
}
break;
case "enddate":
case "dateend":
DateTime endDate;
if (DateTime.TryParse(value, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out endDate))
{
this._endDate = endDate;
}
break;
case "count":
int count = 0;
if (Int32.TryParse(value, out count))
{
this.Count = count;
}
break;
case "index":
case "currentindex":
int index = 0;
if (Int32.TryParse(value, out index))
{
this.Index = index;
}
break;
case "page":
int page = 0;
if (Int32.TryParse(value, out page))
{
this.Page = page;
}
break;
case "depth":
int depth;
if (int.TryParse(value, out depth))
{
this.Depth = depth;
}
break;
case "search":
this._search = (String.IsNullOrEmpty(value) ? "" : value.Trim());
break;
}
}
//process Period and Start End Times
if (this.Span != SortSpan.All)
{
if (this.EndDate.HasValue)
{
//assume this was provided so we will use this date as the start date
this.StartDate = this.EndDate.Value.Subtract(Duration(this.Span));
}
else
{
this.StartDate = DateTime.UtcNow.Subtract(Duration(this.Span));
this.EndDate = DateTime.UtcNow;
}
}
}
public static Tuple <DateTime, DateTime> RelativeRange(this DateTime dateTime, SortSpan sortSpan)
{
DateTime start = dateTime;
DateTime end = dateTime;
switch (sortSpan)
{
case SortSpan.Hour:
end = start.ToEndOfHour();
start = end.AddHours(-1);
break;
case SortSpan.Day:
end = start.ToEndOfHour();
start = end.AddHours(-24);
break;
case SortSpan.Week:
end = start.ToEndOfDay();
start = end.AddDays(-7);
break;
case SortSpan.Month:
end = start.ToEndOfDay();
start = end.AddDays(-30);
break;
case SortSpan.Quarter:
end = start.ToEndOfDay();
start = end.AddDays(-90);
break;
case SortSpan.Year:
end = start.ToEndOfDay();
start = end.AddDays(-365);
break;
default:
case SortSpan.All:
//Date Range shouldn't be processed for this span
break;
}
return(new Tuple <DateTime, DateTime>(start, end));
}
