Add Cookies to the highscore

Geekbot.net/Commands/User/Ranking/Rank.cs

@@ -46,7 +46,7 @@ namespace Geekbot.net.Commands.User.Ranking
                 }
                 catch
                 {
-                    await ReplyAsync("Valid types are '`messages`' '`karma`', '`rolls`'");
+                    await ReplyAsync("Valid types are '`messages`' '`karma`', '`rolls`' and '`cookies`'");
                     return;
                 }
 

Geekbot.net/Lib/Highscores/HighscoreManager.cs

@@ -34,6 +34,9 @@ namespace Geekbot.net.Lib.Highscores
                 case HighscoreTypes.rolls:
                     list = GetRollsList(guildId, amount);
                     break;
+                case HighscoreTypes.cookies:
+                    list = GetCookiesList(guildId, amount);
+                    break;
                 default:
                     list = new Dictionary<ulong, int>();
                     break;
@@ -102,5 +105,14 @@ namespace Geekbot.net.Lib.Highscores
                 .Take(amount)
                 .ToDictionary(key => key.UserId.AsUlong(), key => key.Rolls);
         }
+        
+        public Dictionary<ulong, int> GetCookiesList(ulong guildId, int amount)
+        {
+            return _database.Cookies
+                .Where(k => k.GuildId.Equals(guildId.AsLong()))
+                .OrderByDescending(o => o.Cookies)
+                .Take(amount)
+                .ToDictionary(key => key.UserId.AsUlong(), key => key.Cookies);
+        }
     }
 }

Geekbot.net/Lib/Highscores/HighscoreTypes.cs

@@ -4,6 +4,7 @@
     {
         messages,
         karma,
-        rolls
+        rolls,
+        cookies
     }
 }