Restructured folders and project names, ci should be fixed

src/NadekoBot/Modules/Gambling/Common/BetRoll.cs

@@ -0,0 +1,47 @@
+using System;
+using System.Linq;
+
+namespace NadekoBot.Core.Modules.Gambling.Common
+{
+    public class Betroll
+    {
+        public class Result
+        {
+            public int Roll { get; set; }
+            public float Multiplier { get; set; }
+            public int Threshold { get; set; }
+        }
+
+
+        private readonly IOrderedEnumerable<GamblingConfig.BetRollConfig.Pair> _thresholdPairs;
+        private readonly Random _rng;
+        
+        public Betroll(GamblingConfig.BetRollConfig settings)
+        {
+            _thresholdPairs = settings.Pairs.OrderByDescending(x => x.WhenAbove);
+            _rng = new Random();
+        }
+
+        public Result Roll()
+        {
+            var roll = _rng.Next(0, 101);
+
+            var pair = _thresholdPairs.FirstOrDefault(x => x.WhenAbove < roll);
+            if (pair is null)
+            {
+                return new Result
+                {
+                    Multiplier = 0,
+                    Roll = roll,
+                };
+            }
+
+            return new Result
+            {
+                Multiplier = pair.MultiplyBy,
+                Roll = roll,
+                Threshold = pair.WhenAbove,
+            };
+        }
+    }
+}