private List<KeyValuePair<string, string>> FormatSuggestionList(
MatchResult savedMatch,
IEnumerable<MatchResult> suggestions,
bool addBlank)
{
IEnumerable<MatchResult> list;
if (savedMatch != null)
{
// Add the saved match to the top of the suggestions list
list = ConcatWithDistinct(
savedMatch,
suggestions).ToList();
}
else
{
list = suggestions;
}
// format the list
List<KeyValuePair<string, string>> formattedList =
list.Select(
x =>
new KeyValuePair<string, string>
(
x.Location,
string.Format("{0}: {1:P2}", x.Location, x.Coefficient)
)).ToList();
if (addBlank)
{
// add a leave blank option to the bottom of the list
formattedList.Add(new KeyValuePair<string, string>(null, LeaveBlankText));
}
return formattedList;
}
private IEnumerable<MatchResult> ConcatWithDistinct(
MatchResult matchResult,
IEnumerable<MatchResult> b)
{
List<MatchResult> a = new List<MatchResult>();
a.Add(matchResult);
var set = new HashSet<string>(a.Select(x => x.Location.ToLower()));
var list = a.ToList();
foreach (var match in b)
{
if (!set.Contains(match.Location.ToLower()))
{
list.Add(match);
}
}
return list;
}
