timing colours

Assets/Src/Timing.cs

@@ -25,13 +25,13 @@ public readonly struct SectorTime {
 
     public override string ToString() => $"{Value:0.000}";
 
-    public string ColourClass() => Colour switch {
-        SectorColour.Green => "green",
-        SectorColour.Purple => "purple",
-        SectorColour.White => "white",
-        SectorColour.Yellow => "yellow",
-        _ => throw new Exception("unknown colour"),
-    };
+    // public string ColourClass() => Colour switch {
+    //     SectorColour.Green => "green",
+    //     SectorColour.Purple => "purple",
+    //     SectorColour.White => "white",
+    //     SectorColour.Yellow => "yellow",
+    //     _ => throw new Exception("unknown colour"),
+    // };
 }
 
 public struct Lap {
@@ -42,7 +42,7 @@ public struct Lap {
         return $"Lap {Number} : {TimeSpan.FromSeconds(TotalTime()):g} {String.Join(" ", Sectors.ConvertAll(s => s.ToString()))}";
     }
 
-    double TotalTime() {
+    public double TotalTime() {
         return Sectors.Sum(s => s.Value);
     }
 }
@@ -148,13 +148,15 @@ public class Timing: MonoBehaviour {
     }
 
     public SectorColour GetSectorColour(SectorTime s) {
-        var fastestLap = lapTimes.MinBy(l => l.TotalTime());
-        var fastestSector = fastestLap.Single(fls => fls.Sector == s.Sector);
+        if (lapTimes.Count == 0)
+            return SectorColour.Green;
 
-        return s.Value switch {
-            < fastestSector.Value => SectorColour.Green,
-            > fastestSector.Value => SectorColour.Yellow,
-            _ => SectorColour.White,
+        var fastestLap = lapTimes.MinBy(l => l.TotalTime());
+        var fastestSector = fastestLap.Sectors.Single(fls => fls.Sector == s.Sector);
+
+        return (s.Value < fastestSector.Value) switch {
+            true => SectorColour.Green,
+            false => SectorColour.Yellow,
         };
     }
 }