game: gameplay + database interim

ColourMeOKGame/Assets/Scenes/GameScene.unity

@@ -143,7 +143,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
-  m_IsActive: 1
+  m_IsActive: 0
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@@ -258,7 +258,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
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-  m_IsActive: 1
+  m_IsActive: 0
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 Transform:
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@@ -476,7 +476,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
-  m_IsActive: 1
+  m_IsActive: 0
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@@ -505,6 +505,37 @@ Transform:
   m_Children: []
   m_Father: {fileID: 0}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!1 &1680304394
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 1680304395}
+  m_Layer: 0
+  m_Name: GameObject
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!4 &1680304395
+Transform:
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+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1680304394}
+  serializedVersion: 2
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
+  m_Children: []
+  m_Father: {fileID: 0}
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
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 SceneRoots:
   m_ObjectHideFlags: 0
@@ -514,3 +545,4 @@ SceneRoots:
   - {fileID: 133964672}
   - {fileID: 447905427}
   - {fileID: 1204483826}
+  - {fileID: 1680304395}

ColourMeOKGame/Assets/Scripts/AccountUI.cs

@@ -18,12 +18,12 @@ public class AccountUI : MonoBehaviour
     /// <summary>
     ///     default text colour
     /// </summary>
-    private readonly Color _defaultInputFieldValueTextColour = new(5.88f, 5.1f, 10.59f);
+    private readonly StyleColor _defaultInputFieldValueTextColour = new(new Color(0.0588f, 0.051f, 0.1059f));
 
     /// <summary>
     ///     error text colour
     /// </summary>
-    private readonly Color _errorInputFieldValueTextColour = new(1f, 50.59f, 50.2f);
+    private readonly StyleColor _errorInputFieldValueTextColour = new Color(1f, 0.5059f, 0.502f);
 
     /// <summary>
     ///     accompanying text for the account input fields, used when an error/notice is needed

ColourMeOKGame/Assets/Scripts/Backend.cs

@@ -519,6 +519,19 @@ public void GetRecentScores(Action<DatabaseTransactionResult, List<LocalPlayerDa
         callback(DatabaseTransactionResult.Error, new List<LocalPlayerData.Score>(0));
     }
 
+    /// <summary>
+    ///     abstraction function to get the user's best scores from the database
+    /// </summary>
+    /// <param name="callback">
+    ///     callback function that takes in a <c>DatabaseTransactionResult</c> enum and a
+    ///     <c>List&lt;LocalPlayerData.Score&gt;</c>
+    /// </param>
+    public void GetBestScores(Action<DatabaseTransactionResult, List<LocalPlayerData.Score>> callback)
+    {
+        // TODO: implement this
+        callback(DatabaseTransactionResult.Error, new List<LocalPlayerData.Score>(0));
+    }
+
     /// <summary>
     ///     abstraction function to submit a score to the database
     /// </summary>
@@ -528,7 +541,29 @@ public void GetRecentScores(Action<DatabaseTransactionResult, List<LocalPlayerDa
         LocalPlayerData.Score score,
         Action<DatabaseTransactionResult> callback)
     {
-        throw new NotImplementedException();
+        if (!Status.Equals(FirebaseConnectionStatus.Connected)) return;
+
+        if (_user == null)
+        {
+            callback(DatabaseTransactionResult.Unauthenticated);
+            return;
+        }
+
+        _db.Child("scores")
+            .Push()
+            .SetValueAsync(score.ToDictionary())
+            .ContinueWithOnMainThread(task =>
+            {
+                if (task.IsCompletedSuccessfully)
+                {
+                    callback(DatabaseTransactionResult.Ok);
+                }
+                else
+                {
+                    Debug.LogError(task.Exception);
+                    callback(DatabaseTransactionResult.Error);
+                }
+            });
     }
 
     /// <summary>
@@ -542,16 +577,42 @@ public void GetRecentScores(Action<DatabaseTransactionResult, List<LocalPlayerDa
     public void CalculateUserRating(
         Action<DatabaseTransactionResult, float> callback)
     {
-        throw new NotImplementedException();
+        GetRecentScores((recentRes, recentScores) =>
+        {
+            if (recentRes == DatabaseTransactionResult.Error)
+            {
+                Debug.Log("failed to get recent scores");
+                callback(DatabaseTransactionResult.Error, 0f);
+                return;
+            }
+
+            var recentScoreQueue = GameManager.Instance.Data.RecentOnlineScores;
+            foreach (var score in recentScores) recentScoreQueue.Enqueue(score);
+            while (recentScoreQueue.Count > LocalPlayerData.MaxBestOnlineScores) recentScoreQueue.Dequeue();
+
+            GetBestScores((bestRes, bestScores) =>
+            {
+                if (bestRes == DatabaseTransactionResult.Error)
+                {
+                    Debug.Log("failed to get recent scores");
+                    callback(DatabaseTransactionResult.Error, 0f);
+                    return;
+                }
+
+                var bestScoreQueue = GameManager.Instance.Data.BestOnlineScores;
+                foreach (var score in recentScores) bestScoreQueue.Enqueue(score);
+                while (bestScoreQueue.Count > LocalPlayerData.MaxBestOnlineScores) bestScoreQueue.Dequeue();
+
+                callback(DatabaseTransactionResult.Ok, GameManager.Instance.Data.CalculateUserRating());
+            });
+        });
     }
 
     /// <summary>
     ///     abstraction function to update the user's rating in the database
     /// </summary>
-    /// <param name="newRating">new user rating value as a float</param>
     /// <param name="callback">callback function that takes in a <c>DatabaseTransactionResult</c> enum </param>
     public void UpdateUserRating(
-        float newRating,
         Action<DatabaseTransactionResult> callback)
     {
         throw new NotImplementedException();

ColourMeOKGame/Assets/Scripts/Colorimetry.cs

@@ -3,10 +3,58 @@
 
 public static class Colorimetry
 {
+    /// <summary>
+    ///     calculate a 0-100% distance/accuracy between two unity rgba colour objects
+    /// </summary>
+    /// <param name="template">the template colour to compare against</param>
+    /// <param name="response">the response colour to compare</param>
+    /// <returns>a <c>DeltaLabCHE</c> struct</returns>
+    public static DeltaLabCHE CalculateDistance(Color template, Color response)
+    {
+        // rgb to oklab
+        var templateOklab = linear_srgb_to_oklab(new RGB(
+            (float)srgb_nonlinear_transform_f_inv(template.r),
+            (float)srgb_nonlinear_transform_f_inv(template.g),
+            (float)srgb_nonlinear_transform_f_inv(template.b)));
+
+        var responseOklab = linear_srgb_to_oklab(new RGB(
+            (float)srgb_nonlinear_transform_f_inv(response.r),
+            (float)srgb_nonlinear_transform_f_inv(response.g),
+            (float)srgb_nonlinear_transform_f_inv(response.b)));
+
+        // https://en.wikipedia.org/wiki/Oklab_color_space#Color_differences
+        // ... "The perceptual color difference in Oklab is calculated as the Euclidean
+        // ...      distance between the (L, a, b) coordinates."
+        // https://github.com/svgeesus/svgeesus.github.io/blob/master/Color/OKLab-notes.md#color-difference-metric
+        // ... ΔL = L1 - L2
+        // ... C1 = √(a1² + b1²)    -> chroma values
+        // ... C2 = √(a2² + b2²)    -> chroma values
+        // ... ΔC = C1 - C2         -> chroma difference
+        // ... Δa = a1 - a2
+        // ... Δb = b1 - b2
+        // ... ΔH = √(Δa² + Δb² - ΔC²)      -> hue difference
+        // ... ΔE = √(ΔL² + ΔC² + ΔH²)    -> final difference
+
+        float l1, a1, b1, l2, a2, b2;
+        (l1, a1, b1) = (templateOklab.L, templateOklab.a, templateOklab.b);
+        (l2, a2, b2) = (responseOklab.L, responseOklab.a, responseOklab.b);
+
+        var deltaL = l1 - l2;
+        var c1 = Math.Sqrt(a1 * a1 + b1 * b1);
+        var c2 = Math.Sqrt(a2 * a2 + b2 * b2);
+        var deltaC = c1 - c2;
+        var deltaA = a1 - a2;
+        var deltaB = b1 - b2;
+        var deltaH = Math.Max(0d, Math.Sqrt(deltaA * deltaA + deltaB * deltaB - deltaC * deltaC));
+        var deltaE = Math.Sqrt(deltaL * deltaL + deltaC * deltaC + deltaH * deltaH);
+
+        return new DeltaLabCHE(deltaL, deltaA, deltaB, deltaC, deltaH, deltaE);
+    }
+
     /// <summary>
     ///     convert the oklch colour to a unity rgba colour object
     /// </summary>
-    /// <returns>a unity rgba color object</returns>
+    /// <returns>a unity rgba <c>Color</c> object</returns>
     public static Color RawLchToColor(double lightness, double chroma, double hue)
     {
         // clamp values
@@ -55,7 +103,7 @@ public static double srgb_nonlinear_transform_f_inv(double x)
     }
 
     /// <summary>
-    ///     clips a color to the sRGB gamut while preserving chroma
+    ///     clips a colour to the sRGB gamut while preserving chroma
     /// </summary>
     // https://bottosson.github.io/posts/gamutclipping/ (MIT)
     public static RGB gamut_clip_preserve_chroma(RGB rgb)
@@ -331,6 +379,48 @@ public static float compute_max_saturation(float a, float b)
         return maxSaturation;
     }
 
+    // ReSharper disable once InconsistentNaming
+    public struct DeltaLabCHE
+    {
+        // ReSharper disable once InconsistentNaming
+        public double dL;
+
+        // ReSharper disable once InconsistentNaming
+        public double da;
+
+        // ReSharper disable once InconsistentNaming
+        public double db;
+
+        // ReSharper disable once InconsistentNaming
+        public double dC;
+
+        // ReSharper disable once InconsistentNaming
+        public double dH;
+
+        // ReSharper disable once InconsistentNaming
+        public double dE;
+
+        public DeltaLabCHE(
+            // ReSharper disable once InconsistentNaming
+            double L,
+            double a,
+            double b,
+            // ReSharper disable once InconsistentNaming
+            double C,
+            // ReSharper disable once InconsistentNaming
+            double H,
+            // ReSharper disable once InconsistentNaming
+            double E)
+        {
+            dL = L;
+            da = a;
+            db = b;
+            dC = C;
+            dH = H;
+            dE = E;
+        }
+    }
+
     public readonly struct Lab
     {
         public readonly float L;

ColourMeOKGame/Assets/Scripts/GameManager.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using UnityEngine;
 using UnityEngine.UIElements;
 
@@ -34,7 +35,7 @@ public class GameManager : MonoBehaviour
     public Backend Backend;
 
     /// <summary>
-    ///     read-only property for accessing the local player data outside of this class
+    ///     read-only property for accessing the local player data outside this class
     /// </summary>
     public LocalPlayerData Data => _data;
 
@@ -112,11 +113,11 @@ private void OnEnable()
         {
             Debug.Log($"post-fcStatus change, deciding to show/hide buttons based on new status: {status}");
             ui.UI.Q<Button>("LeaderboardButton").style.display =
-                (status == Backend.FirebaseConnectionStatus.Connected)
+                status == Backend.FirebaseConnectionStatus.Connected
                     ? DisplayStyle.Flex
                     : DisplayStyle.None;
             ui.UI.Q<Button>("AccountButton").style.display =
-                (status == Backend.FirebaseConnectionStatus.Connected)
+                status == Backend.FirebaseConnectionStatus.Connected
                     ? DisplayStyle.Flex
                     : DisplayStyle.None;
         });
@@ -158,4 +159,120 @@ private void FireLocalPlayerDataChangeCallbacks(LocalPlayerData data)
                 Debug.LogError($"error invoking LocalPlayerDataChangeCallback: {e.Message}");
             }
     }
+
+    public void SignalGameEnd(List<Gameplay.RoundInfo> playedRounds)
+    {
+        Debug.Log("signalling game end");
+
+        // calculate historical averages
+        var historicalLightnessAcc = 0f;
+        var historicalChromaAcc = 0f;
+        var historicalHueAcc = 0f;
+
+        foreach (var localScore in _data.RecentLocalScores)
+        {
+            historicalLightnessAcc += localScore.AvgLightnessAccuracy;
+            historicalChromaAcc += localScore.AvgChromaAccuracy;
+            historicalHueAcc += localScore.AvgHueAccuracy;
+        }
+
+        foreach (var onlineScore in _data.RecentOnlineScores)
+        {
+            historicalLightnessAcc += onlineScore.AvgLightnessAccuracy;
+            historicalChromaAcc += onlineScore.AvgChromaAccuracy;
+            historicalHueAcc += onlineScore.AvgHueAccuracy;
+        }
+
+        foreach (var onlineScore in _data.BestOnlineScores)
+        {
+            historicalLightnessAcc += onlineScore.AvgLightnessAccuracy;
+            historicalChromaAcc += onlineScore.AvgChromaAccuracy;
+            historicalHueAcc += onlineScore.AvgHueAccuracy;
+        }
+
+        // calculate round averages
+        var roundLightnessAcc = 0d;
+        var roundChromaAcc = 0d;
+        var roundHueAcc = 0d;
+
+        var maxDistance = Colorimetry.CalculateDistance(Color.black, Color.white);
+
+        foreach (var distance in playedRounds.Select(round =>
+                     Colorimetry.CalculateDistance(round.TemplateColour, round.ResponseColour)))
+        {
+            roundLightnessAcc += distance.dL / maxDistance.dL;
+            roundChromaAcc += distance.dC / maxDistance.dC;
+            roundHueAcc += distance.dH / maxDistance.dH;
+        }
+
+        roundLightnessAcc /= playedRounds.Count;
+        roundChromaAcc /= playedRounds.Count;
+        roundHueAcc /= playedRounds.Count;
+
+        var roundAcc = (roundLightnessAcc + roundChromaAcc + roundHueAcc) / 3;
+
+        // make comparison texts
+        var lAccDeltaText = (roundLightnessAcc > historicalLightnessAcc ? "+" : "-") +
+                            Math.Abs(roundLightnessAcc - historicalLightnessAcc).ToString("P");
+        var cAccDeltaText = (roundChromaAcc > historicalChromaAcc ? "+" : "-") +
+                            Math.Abs(roundChromaAcc - historicalChromaAcc).ToString("P");
+        var hAccDeltaText = (roundHueAcc > historicalHueAcc ? "+" : "-") +
+                            Math.Abs(roundHueAcc - historicalHueAcc).ToString("P");
+
+        var score = new LocalPlayerData.Score(DateTime.Now,
+            playedRounds.Count,
+            (float)roundLightnessAcc,
+            (float)roundChromaAcc,
+            (float)roundHueAcc);
+
+        _data.RegisterLocalScore(score);
+        Backend.SubmitScore(score,
+            submitRes =>
+            {
+                if (submitRes != Backend.DatabaseTransactionResult.Ok)
+                {
+                    Debug.Log("couldn't submit score");
+                    TransitionToResultsView(_data.CalculateUserRating());
+                    return;
+                }
+
+                Backend.CalculateUserRating((urcRes, userRating) =>
+                {
+                    if (urcRes != Backend.DatabaseTransactionResult.Ok)
+                    {
+                        Debug.Log("couldn't calculate user rating");
+                        TransitionToResultsView(_data.CalculateUserRating());
+                        return;
+                    }
+
+                    Backend.UpdateUserRating(updateRes =>
+                    {
+                        if (updateRes != Backend.DatabaseTransactionResult.Ok)
+                        {
+                            Debug.Log("calculated user rating but couldn't update it");
+                            TransitionToResultsView(userRating);
+                            return;
+                        }
+
+                        TransitionToResultsView(userRating);
+                    });
+                });
+            });
+
+        return;
+
+        void TransitionToResultsView(float rating)
+        {
+            var ratingText = rating >= 0 ? $"\nYour rating is {rating}" : "\nYour rating could not be calculated.";
+
+            // build the result text and show the results view
+            ui.UI.Q<Label>("ResultsText").text = string.Join(Environment.NewLine, $"Over {playedRounds.Count} rounds,",
+                $"you were {roundAcc} accurate.", "",
+                $"Lightness was {roundLightnessAcc}% accurate. ({lAccDeltaText} from your average)",
+                $"Chroma was {roundChromaAcc}% accurate. ({cAccDeltaText} from your average)",
+                $"Hue was {roundHueAcc}% accurate. ({hAccDeltaText} from your average)") + ratingText;
+
+            ui.SetDisplayState(UIManager.DisplayState.ResultsView);
+        }
+    }
 }

ColourMeOKGame/Assets/Scripts/Gameplay.cs

@@ -0,0 +1,153 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UIElements;
+using Random = System.Random;
+
+/// <summary>
+///     gameplay behaviour class
+/// </summary>
+public class Gameplay
+{
+    /// <summary>
+    ///     countdown text label for showing the countdown
+    /// </summary>
+    private readonly Label _countdownText;
+
+    /// <summary>
+    ///     list of played rounds
+    /// </summary>
+    private readonly List<RoundInfo> _playedRounds = new(5);
+
+    /// <summary>
+    ///     response colour for the player to match
+    /// </summary>
+    private readonly VisualElement _responseColour;
+
+    /// <summary>
+    ///     round text label for showing the current round
+    /// </summary>
+    private readonly Label _roundText;
+
+    /// <summary>
+    ///     template colour for the player to match
+    /// </summary>
+    private readonly VisualElement _templateColour;
+
+    /// <summary>
+    ///     game countdown timer
+    /// </summary>
+    private DateTime _countdownDatetime;
+
+    /// <summary>
+    ///     game round counter
+    /// </summary>
+    private int _round = -1;
+
+    public int RoundsPerGame = 5;
+    public double SecondsPerRound = 15d;
+
+    /// <summary>
+    ///     constructor for the gameplay class
+    /// </summary>
+    /// <param name="ui">the visual element object for the ui document with the GameView</param>
+    private Gameplay(VisualElement ui)
+    {
+        _roundText = ui.Q<Label>("RoundText");
+        _countdownText = ui.Q<Label>("TimeText");
+        _templateColour = ui.Q<VisualElement>("TemplateColour");
+        _responseColour = ui.Q<VisualElement>("ResponseColour");
+    }
+
+    /// <summary>
+    ///     function for starting the game
+    /// </summary>
+    private void StartGame()
+    {
+        _round = 0;
+        AdvanceToNextRound();
+    }
+
+    /// <summary>
+    ///     called once per frame
+    /// </summary>
+    private void Update()
+    {
+        if (_round < 1) return;
+        if (_countdownDatetime < DateTime.Now) AdvanceToNextRound();
+        Render();
+    }
+
+    /// <summary>
+    ///     function for advancing to the next round
+    /// </summary>
+    private void AdvanceToNextRound()
+    {
+        if (_round > 0) StoreRoundInfo();
+        GenerateNewTemplateColour();
+
+        if (_round < RoundsPerGame)
+        {
+            _round++;
+            _countdownDatetime = DateTime.Now.AddSeconds(SecondsPerRound);
+        }
+        else
+        {
+            // end game
+            _round = -1;
+            GameManager.Instance.SignalGameEnd(_playedRounds);
+        }
+    }
+
+    /// <summary>
+    ///     function for storing the round information
+    /// </summary>
+    private void StoreRoundInfo()
+    {
+        _playedRounds.Add(new RoundInfo
+        {
+            TemplateColour = _templateColour.style.backgroundColor.value,
+            ResponseColour = _responseColour.style.backgroundColor.value
+        });
+    }
+
+    /// <summary>
+    ///     function for generating a new template colour
+    ///     (a random colour that isn't hard to visually match)
+    /// </summary>
+    private void GenerateNewTemplateColour()
+    {
+        var r = new Random();
+
+        // - lightness: 0.4-0.8
+        // - chroma: 0.0-0.2
+        // - hue: all (0-360)
+
+        var colour = Colorimetry.RawLchToColor(
+            Math.Clamp(r.NextDouble() * 0.4d + 0.4d, 0.4d, 0.8d),
+            Math.Clamp(r.NextDouble() * 0.2d, 0d, 0.2d),
+            Math.Clamp(r.NextDouble() * 360d, 0d, 360d)
+        );
+
+        _templateColour.style.backgroundColor = new StyleColor(colour);
+    }
+
+    /// <summary>
+    ///     function for rendering the game state
+    /// </summary>
+    private void Render()
+    {
+        var remaining = (_countdownDatetime - DateTime.Now).TotalSeconds;
+        _roundText.text = $"{_round}/{RoundsPerGame}";
+        _countdownText.text = $"{remaining:F}";
+    }
+
+    /// <summary>
+    ///     struct for storing round information
+    /// </summary>
+    public struct RoundInfo
+    {
+        public Color TemplateColour;
+        public Color ResponseColour;
+    }
+}

ColourMeOKGame/Assets/Scripts/Gameplay.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: ac045ae5da8a0794496e2eb879e3b175
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

ColourMeOKGame/Assets/Scripts/LocalPlayerData.cs

@@ -5,11 +5,21 @@
 
 public class LocalPlayerData
 {
+    /// <summary>
+    ///     maximum number of the best online scores to keep track of
+    /// </summary>
+    public const int MaxBestOnlineScores = 10;
+
+    /// <summary>
+    ///     maximum number of recent local scores to keep track of
+    /// </summary>
+    public const int MaxRecentLocalScores = 10;
+
     /// <summary>
     ///     queue of the best online scores,
     ///     used in user rating calculation and accuracy display stats
     /// </summary>
-    public Queue<Score> BestOnlineScores = new(30);
+    public Queue<Score> BestOnlineScores = new(20);
 
     /// <summary>
     ///     last known email used
@@ -77,7 +87,8 @@ public void LoadFromTheWorld(Action<LocalPlayerData> callback)
             // if any of the values are invalid, don't add the score
             if (noOfRounds < 0 || l < 0 || c < 0 || h < 0) continue;
 
-            RegisterLocalScore(new Score(timestamp, noOfRounds, l, c, h));
+            RegisterLocalScore(new Score(timestamp, Math.Max(1, noOfRounds), Math.Clamp(l, 0f, 100f),
+                Math.Clamp(c, 0f, 100f), Math.Clamp(h, 0f, 100f)));
         }
 
         // load online scores
@@ -92,6 +103,7 @@ public void LoadFromTheWorld(Action<LocalPlayerData> callback)
 
             Debug.Log(
                 $"loaded lpdata from the world ({LastKnownUsername} <{LastKnownEmail}> with RLS.Count={RecentLocalScores.Count}, ROS.Count={RecentOnlineScores.Count}");
+
             callback(this);
         });
     }
@@ -125,10 +137,59 @@ public void SaveToTheWorld()
     /// <param name="score">the score to register</param>
     public void RegisterLocalScore(Score score)
     {
-        if (RecentLocalScores.Count > 10) RecentLocalScores.Dequeue();
+        while (RecentLocalScores.Count >= MaxRecentLocalScores) RecentLocalScores.Dequeue();
         RecentLocalScores.Enqueue(score);
     }
 
+    /// <summary>
+    ///     calculates the user rating based on whatever local data is available
+    /// </summary>
+    /// <returns>the user rating (0-100f)</returns>
+    public float CalculateUserRating()
+    {
+        // user rating is like CHUNITHM's rating system
+        // where best + recent scores are averaged out
+        // in this case 20 best scores, and 10 recent scores are used
+
+        // ensure the scores don't exceed their arbitrary limits
+        while (RecentOnlineScores.Count > MaxRecentLocalScores) RecentOnlineScores.Dequeue();
+        while (RecentLocalScores.Count > MaxRecentLocalScores) RecentLocalScores.Dequeue();
+        while (BestOnlineScores.Count > MaxBestOnlineScores) BestOnlineScores.Dequeue();
+
+        // if online scores are available, use them
+        var recentScores = RecentOnlineScores.Count > 0 ? RecentOnlineScores : RecentLocalScores;
+        var bestScores = BestOnlineScores;
+
+        var scores = 0;
+        var totalRating = 0d;
+
+        foreach (var score in recentScores)
+        {
+            scores++;
+            var dL = score.AvgLightnessAccuracy;
+            var dC = score.AvgChromaAccuracy;
+            var dH = score.AvgHueAccuracy;
+            var dE = Math.Sqrt(score.AvgLightnessAccuracy * score.AvgLightnessAccuracy
+                               + score.AvgChromaAccuracy * score.AvgChromaAccuracy
+                               + score.AvgHueAccuracy * score.AvgHueAccuracy);
+            totalRating = (dL + dC + dH + dE) / 4d;
+        }
+
+        foreach (var score in bestScores)
+        {
+            scores++;
+            var dL = score.AvgLightnessAccuracy;
+            var dC = score.AvgChromaAccuracy;
+            var dH = score.AvgHueAccuracy;
+            var dE = Math.Sqrt(score.AvgLightnessAccuracy * score.AvgLightnessAccuracy
+                               + score.AvgChromaAccuracy * score.AvgChromaAccuracy
+                               + score.AvgHueAccuracy * score.AvgHueAccuracy);
+            totalRating = (dL + dC + dH + dE) / 4d;
+        }
+
+        return Math.Clamp((float)(totalRating / scores), 0f, 100f);
+    }
+
     public struct Score
     {
         /// <summary>
@@ -139,22 +200,22 @@ public struct Score
         /// <summary>
         ///     number of rounds played (0-100)
         /// </summary>
-        public int NoOfRounds;
+        public readonly int NoOfRounds;
 
         /// <summary>
         ///     average lightness accuracy across all rounds (0-100)
         /// </summary>
-        public float AvgLightnessAccuracy;
+        public readonly float AvgLightnessAccuracy;
 
         /// <summary>
         ///     average chroma accuracy across all rounds (0-100)
         /// </summary>
-        public float AvgChromaAccuracy;
+        public readonly float AvgChromaAccuracy;
 
         /// <summary>
         ///     average hue accuracy across all rounds (0-100)
         /// </summary>
-        public float AvgHueAccuracy;
+        public readonly float AvgHueAccuracy;
 
         /// <summary>
         ///     constructor for the score struct
@@ -173,5 +234,42 @@ public struct Score
             AvgChromaAccuracy = c;
             AvgHueAccuracy = h;
         }
+
+        /// <summary>
+        ///     dict-based constructor for the score struct
+        /// </summary>
+        /// <param name="data">dictionary of the score data</param>
+        public Score(Dictionary<string, object> data)
+        {
+            // try to safely construct the score from a backend-provided dictionary
+            // for each value, if it's not found, or not a valid value, set it to a default value
+            Timestamp = data.ContainsKey("timestamp") && data["timestamp"] is long t
+                ? DateTimeOffset.FromUnixTimeSeconds(t).DateTime
+                : DateTime.MinValue;
+            NoOfRounds = data.ContainsKey("noOfRounds") && data["noOfRounds"] is int n ? n : 1;
+            AvgLightnessAccuracy = data.ContainsKey("avgLightnessAccuracy") && data["avgLightnessAccuracy"] is float l
+                ? l
+                : 100.0f;
+            AvgChromaAccuracy = data.ContainsKey("avgChromaAccuracy") && data["avgChromaAccuracy"] is float c
+                ? c
+                : 100.0f;
+            AvgHueAccuracy = data.ContainsKey("avgHueAccuracy") && data["avgHueAccuracy"] is float h ? h : 100.0f;
+        }
+
+        /// <summary>
+        ///     converts the score struct to a dictionary safe for the backend
+        /// </summary>
+        /// <returns></returns>
+        public Dictionary<string, object> ToDictionary()
+        {
+            return new Dictionary<string, object>
+            {
+                { "timestamp", new DateTimeOffset(Timestamp).ToUnixTimeSeconds() },
+                { "noOfRounds", NoOfRounds },
+                { "avgLightnessAccuracy", AvgLightnessAccuracy },
+                { "avgChromaAccuracy", AvgChromaAccuracy },
+                { "avgHueAccuracy", AvgHueAccuracy }
+            };
+        }
     }
 }

ColourMeOKGame/Assets/Scripts/UIManager.cs

@@ -58,14 +58,6 @@ private void Awake()
         }
     }
 
-    /// <summary>
-    ///     initialise variables and register callbacks
-    /// </summary>
-    private void OnEnable()
-    {
-        UI = GetComponent<UIDocument>().rootVisualElement;
-    }
-
     /// <summary>
     ///     modify state of initial variables
     /// </summary>
@@ -74,6 +66,14 @@ private void Start()
         SetDisplayState(DisplayState.DefaultView);
     }
 
+    /// <summary>
+    ///     initialise variables and register callbacks
+    /// </summary>
+    private void OnEnable()
+    {
+        UI = GetComponent<UIDocument>().rootVisualElement;
+    }
+
     /// <summary>
     ///     function to show a menu based on the enum passed,
     ///     and any other necessary actions
@@ -140,11 +140,11 @@ public void SetDisplayState(DisplayState newDisplayState)
             // if we're not in the game view, show everything!
             UI.Q<Button>("PlayButton").style.display = DisplayStyle.Flex;
             UI.Q<Button>("LeaderboardButton").style.display =
-                (GameManager.Instance.Backend.Status == Backend.FirebaseConnectionStatus.Connected)
+                GameManager.Instance.Backend.Status == Backend.FirebaseConnectionStatus.Connected
                     ? DisplayStyle.Flex
                     : DisplayStyle.None;
             UI.Q<Button>("AccountButton").style.display =
-                (GameManager.Instance.Backend.Status == Backend.FirebaseConnectionStatus.Connected)
+                GameManager.Instance.Backend.Status == Backend.FirebaseConnectionStatus.Connected
                     ? DisplayStyle.Flex
                     : DisplayStyle.None;
             UI.Q<VisualElement>("AccountSection").style.display = DisplayStyle.Flex;

ColourMeOKGame/Assets/UI/GameUI.uxml

@@ -1,130 +1,242 @@
-<ui:UXML xmlns:ui="UnityEngine.UIElements" xmlns:uie="UnityEditor.UIElements" xsi="http://www.w3.org/2001/XMLSchema-instance" engine="UnityEngine.UIElements" editor="UnityEditor.UIElements" noNamespaceSchemaLocation="../../UIElementsSchema/UIElements.xsd" editor-extension-mode="False">
+<ui:UXML xmlns:ui="UnityEngine.UIElements" xsi="http://www.w3.org/2001/XMLSchema-instance"
-    <Style src="project://database/Assets/UI/GameUI.uss?fileID=7433441132597879392&amp;guid=2c7ff79f21a3e8e408e76d75944d575b&amp;type=3#GameUI" />
+         engine="UnityEngine.UIElements" editor="UnityEditor.UIElements"
-    <ui:VisualElement name="Root" style="flex-grow: 1; background-color: rgb(208, 152, 194); justify-content: space-around; align-items: stretch; align-self: stretch; flex-direction: row;">
+         noNamespaceSchemaLocation="../../UIElementsSchema/UIElements.xsd" editor-extension-mode="False">
-        <ui:VisualElement name="SideView" style="flex-grow: 0; background-color: rgb(15, 13, 27); flex-shrink: 0; width: 25%; justify-content: space-between;">
+    <Style src="project://database/Assets/UI/GameUI.uss?fileID=7433441132597879392&amp;guid=2c7ff79f21a3e8e408e76d75944d575b&amp;type=3#GameUI"/>
-            <ui:VisualElement name="Header" style="flex-grow: 0; margin-top: 10%; margin-right: 10%; margin-bottom: 0; margin-left: 10%; justify-content: space-between; align-items: flex-start; flex-direction: column;">
+    <ui:VisualElement name="Root"
-                <ui:Label tabindex="-1" text="Colour Me OK" parse-escape-sequences="true" display-tooltip-when-elided="true" name="Name" style="color: rgb(208, 152, 194); -unity-font-style: bold; font-size: 58px; white-space: normal;" />
+                      style="flex-grow: 1; background-color: rgb(208, 152, 194); justify-content: space-around; align-items: stretch; align-self: stretch; flex-direction: row;">
-                <ui:Label tabindex="-1" text="Color Me OK is a colour-matching game using the coordinates of the OKLCh colour model on the OKLab perceptually uniform colour space." parse-escape-sequences="true" display-tooltip-when-elided="true" name="Description" style="font-size: 16px; white-space: normal; text-overflow: clip; color: rgb(208, 152, 194);" />
+        <ui:VisualElement name="SideView"
+                          style="flex-grow: 0; background-color: rgb(15, 13, 27); flex-shrink: 0; width: 25%; justify-content: space-between;">
+            <ui:VisualElement name="Header"
+                              style="flex-grow: 0; margin-top: 10%; margin-right: 10%; margin-bottom: 0; margin-left: 10%; justify-content: space-between; align-items: flex-start; flex-direction: column;">
+                <ui:Label tabindex="-1" text="Colour Me OK" parse-escape-sequences="true"
+                          display-tooltip-when-elided="true" name="Name"
+                          style="color: rgb(208, 152, 194); -unity-font-style: bold; font-size: 58px; white-space: normal;"/>
+                <ui:Label tabindex="-1"
+                          text="Color Me OK is a colour-matching game using the coordinates of the OKLCh colour model on the OKLab perceptually uniform colour space."
+                          parse-escape-sequences="true" display-tooltip-when-elided="true" name="Description"
+                          style="font-size: 16px; white-space: normal; text-overflow: clip; color: rgb(208, 152, 194);"/>
             </ui:VisualElement>
-            <ui:VisualElement name="Content" style="flex-grow: 0; padding-right: 10%; padding-bottom: 10%; padding-left: 10%;">
+            <ui:VisualElement name="Content"
-                <ui:Button text="Play ↗" parse-escape-sequences="true" display-tooltip-when-elided="true" name="PlayButton" style="display: none;" />
+                              style="flex-grow: 0; padding-right: 10%; padding-bottom: 10%; padding-left: 10%;">
-                <ui:Button text="Leaderboard ↗" parse-escape-sequences="true" display-tooltip-when-elided="true" name="LeaderboardButton" style="display: none;" />
+                <ui:Button text="Play ↗" parse-escape-sequences="true" display-tooltip-when-elided="true"
-                <ui:Button text="Account ↗" parse-escape-sequences="true" display-tooltip-when-elided="true" name="AccountButton" style="display: none;" />
+                           name="PlayButton" style="display: none;"/>
-                <ui:VisualElement name="AccountSection" style="flex-grow: 0; border-top-color: rgb(208, 152, 194); margin-top: 0; border-top-width: 1px; margin-right: 0; margin-bottom: 0; margin-left: 0; border-bottom-color: rgb(208, 152, 194); padding-bottom: 12px; border-bottom-width: 1px; display: flex;">
+                <ui:Button text="Leaderboard ↗" parse-escape-sequences="true" display-tooltip-when-elided="true"
-                    <ui:VisualElement name="PlayerDetails" style="flex-grow: 1; flex-direction: row; align-items: stretch; justify-content: space-between; font-size: 10px; align-self: stretch;">
+                           name="LeaderboardButton" style="display: none;"/>
+                <ui:Button text="Account ↗" parse-escape-sequences="true" display-tooltip-when-elided="true"
+                           name="AccountButton" style="display: none;"/>
+                <ui:VisualElement name="AccountSection"
+                                  style="flex-grow: 0; border-top-color: rgb(208, 152, 194); margin-top: 0; border-top-width: 1px; margin-right: 0; margin-bottom: 0; margin-left: 0; border-bottom-color: rgb(208, 152, 194); padding-bottom: 12px; border-bottom-width: 1px; display: flex;">
+                    <ui:VisualElement name="PlayerDetails"
+                                      style="flex-grow: 1; flex-direction: row; align-items: stretch; justify-content: space-between; font-size: 10px; align-self: stretch;">
                         <ui:VisualElement name="PlayerNameDetail" style="flex-grow: 1;">
-                            <ui:Label tabindex="-1" text="Player" parse-escape-sequences="true" display-tooltip-when-elided="true" name="PlayerHeader" style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-left;" />
+                            <ui:Label tabindex="-1" text="Player" parse-escape-sequences="true"
-                            <ui:Label tabindex="-1" text="Not Signed In" parse-escape-sequences="true" display-tooltip-when-elided="true" name="PlayerText" style="-unity-font-style: normal; font-size: 18px; padding-top: 6px;" />
+                                      display-tooltip-when-elided="true" name="PlayerHeader"
+                                      style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-left;"/>
+                            <ui:Label tabindex="-1" text="Not Signed In" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="PlayerText"
+                                      style="-unity-font-style: normal; font-size: 18px; padding-top: 6px;"/>
                         </ui:VisualElement>
                         <ui:VisualElement name="PlayerRatingDetail" style="flex-grow: 0;">
-                            <ui:Label tabindex="-1" text="Rating" parse-escape-sequences="true" display-tooltip-when-elided="true" name="RatingHeader" style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-right;" />
+                            <ui:Label tabindex="-1" text="Rating" parse-escape-sequences="true"
-                            <ui:Label tabindex="-1" text="00.00%" parse-escape-sequences="true" display-tooltip-when-elided="true" name="RatingText" style="-unity-font-style: normal; font-size: 18px; padding-top: 6px; -unity-text-align: upper-right;" />
+                                      display-tooltip-when-elided="true" name="RatingHeader"
+                                      style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-right;"/>
+                            <ui:Label tabindex="-1" text="00.00%" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="RatingText"
+                                      style="-unity-font-style: normal; font-size: 18px; padding-top: 6px; -unity-text-align: upper-right;"/>
                         </ui:VisualElement>
                     </ui:VisualElement>
-                    <ui:VisualElement name="AccuracyDetails" style="flex-grow: 1; flex-direction: row; align-items: stretch; justify-content: space-between; font-size: 10px; align-self: stretch; padding-top: 4px;">
+                    <ui:VisualElement name="AccuracyDetails"
+                                      style="flex-grow: 1; flex-direction: row; align-items: stretch; justify-content: space-between; font-size: 10px; align-self: stretch; padding-top: 4px;">
                         <ui:VisualElement name="LightnessAccuracyDetail" style="flex-grow: 0;">
-                            <ui:Label tabindex="-1" text="Lightness&#10;Accuracy" parse-escape-sequences="true" display-tooltip-when-elided="true" name="LightnessAccuracyHeader" style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-left; padding-top: 0;" />
+                            <ui:Label tabindex="-1" text="Lightness&#10;Accuracy" parse-escape-sequences="true"
-                            <ui:Label tabindex="-1" text="00.0%" parse-escape-sequences="true" display-tooltip-when-elided="true" name="LightnessAccuracyText" style="-unity-font-style: normal; font-size: 18px; padding-top: 6px; padding-bottom: 0;" />
+                                      display-tooltip-when-elided="true" name="LightnessAccuracyHeader"
+                                      style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-left; padding-top: 0;"/>
+                            <ui:Label tabindex="-1" text="00.0%" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="LightnessAccuracyText"
+                                      style="-unity-font-style: normal; font-size: 18px; padding-top: 6px; padding-bottom: 0;"/>
                         </ui:VisualElement>
                         <ui:VisualElement name="ChromaAccuracyDetail" style="flex-grow: 0;">
-                            <ui:Label tabindex="-1" text="Chroma&#10;Accuracy" parse-escape-sequences="true" display-tooltip-when-elided="true" name="ChromaAccuracyHeader" style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-center; padding-top: 0;" />
+                            <ui:Label tabindex="-1" text="Chroma&#10;Accuracy" parse-escape-sequences="true"
-                            <ui:Label tabindex="-1" text="00.0%" parse-escape-sequences="true" display-tooltip-when-elided="true" name="ChromaAccuracyText" style="-unity-font-style: normal; font-size: 18px; padding-top: 6px; -unity-text-align: upper-center; padding-bottom: 0;" />
+                                      display-tooltip-when-elided="true" name="ChromaAccuracyHeader"
+                                      style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-center; padding-top: 0;"/>
+                            <ui:Label tabindex="-1" text="00.0%" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="ChromaAccuracyText"
+                                      style="-unity-font-style: normal; font-size: 18px; padding-top: 6px; -unity-text-align: upper-center; padding-bottom: 0;"/>
                         </ui:VisualElement>
                         <ui:VisualElement name="HueAccuracyDetail" style="flex-grow: 0;">
-                            <ui:Label tabindex="-1" text="Hue&#10;Accuracy" parse-escape-sequences="true" display-tooltip-when-elided="true" name="HueAccuracyHeader" style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-right; padding-top: 0;" />
+                            <ui:Label tabindex="-1" text="Hue&#10;Accuracy" parse-escape-sequences="true"
-                            <ui:Label tabindex="-1" text="00.0%" parse-escape-sequences="true" display-tooltip-when-elided="true" name="HueAccuracyText" style="-unity-font-style: normal; font-size: 18px; padding-top: 6px; -unity-text-align: upper-right; padding-bottom: 0;" />
+                                      display-tooltip-when-elided="true" name="HueAccuracyHeader"
+                                      style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-right; padding-top: 0;"/>
+                            <ui:Label tabindex="-1" text="00.0%" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="HueAccuracyText"
+                                      style="-unity-font-style: normal; font-size: 18px; padding-top: 6px; -unity-text-align: upper-right; padding-bottom: 0;"/>
                         </ui:VisualElement>
                     </ui:VisualElement>
                 </ui:VisualElement>
-                <ui:VisualElement name="ConnectionStatus" style="flex-grow: 0; border-top-color: rgb(208, 152, 194); margin-top: 0; margin-right: 0; margin-bottom: 0; margin-left: 0; border-bottom-color: rgb(208, 152, 194); padding-bottom: 12px; display: flex; border-bottom-width: 1px;">
+                <ui:VisualElement name="ConnectionStatus"
-                    <ui:Label tabindex="-1" text="Status: Unknown" parse-escape-sequences="true" display-tooltip-when-elided="true" name="ConnectionStatusText" style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-left; display: flex;" />
+                                  style="flex-grow: 0; border-top-color: rgb(208, 152, 194); margin-top: 0; margin-right: 0; margin-bottom: 0; margin-left: 0; border-bottom-color: rgb(208, 152, 194); padding-bottom: 12px; display: flex; border-bottom-width: 1px;">
+                    <ui:Label tabindex="-1" text="Status: Unknown" parse-escape-sequences="true"
+                              display-tooltip-when-elided="true" name="ConnectionStatusText"
+                              style="-unity-font-style: normal; font-size: 14px; padding-bottom: 0; -unity-text-align: lower-left; display: flex;"/>
                 </ui:VisualElement>
             </ui:VisualElement>
         </ui:VisualElement>
-        <ui:VisualElement name="MainView" style="flex-grow: 0; flex-shrink: 0; width: 75%; justify-content: space-between;">
+        <ui:VisualElement name="MainView"
-            <ui:VisualElement name="DefaultView" style="flex-grow: 0; justify-content: space-around; height: 100%; align-self: stretch; display: none;">
+                          style="flex-grow: 0; flex-shrink: 0; width: 75%; justify-content: space-between;">
-                <ui:VisualElement name="DemoResponseColour" style="flex-grow: 1; background-color: rgb(0, 0, 0); align-self: stretch; justify-content: center;">
+            <ui:VisualElement name="DefaultView"
-                    <ui:VisualElement name="DemoResponseSliderContainer" style="flex-grow: 0; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; padding-top: 2%; padding-right: 2%; padding-bottom: 2%; padding-left: 2%; border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; background-color: rgb(208, 152, 194);">
+                              style="flex-grow: 0; justify-content: space-around; height: 100%; align-self: stretch; display: none;">
-                        <ui:Slider label="Lightness" high-value="100" name="DemoResponseLightnessSlider" class="lch-slider" />
+                <ui:VisualElement name="DemoResponseColour"
-                        <ui:Slider label="Chroma" high-value="0.5" name="DemoResponseChromaSlider" class="lch-slider" />
+                                  style="flex-grow: 1; background-color: rgb(0, 0, 0); align-self: stretch; justify-content: center;">
-                        <ui:Slider label="Hue" high-value="360" name="DemoResponseHueSlider" class="lch-slider" />
+                    <ui:VisualElement name="DemoResponseSliderContainer"
+                                      style="flex-grow: 0; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; padding-top: 2%; padding-right: 2%; padding-bottom: 2%; padding-left: 2%; border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; background-color: rgb(208, 152, 194);">
+                        <ui:Slider label="Lightness" high-value="100" name="DemoResponseLightnessSlider"
+                                   class="lch-slider"/>
+                        <ui:Slider label="Chroma" high-value="0.5" name="DemoResponseChromaSlider" class="lch-slider"/>
+                        <ui:Slider label="Hue" high-value="360" name="DemoResponseHueSlider" class="lch-slider"/>
                     </ui:VisualElement>
                 </ui:VisualElement>
             </ui:VisualElement>
-            <ui:VisualElement name="GameView" style="flex-grow: 0; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; justify-content: space-between; height: 100%; align-self: stretch; display: none;">
+            <ui:VisualElement name="GameView"
-                <ui:VisualElement name="GameHeader" style="flex-grow: 0; flex-direction: row; justify-content: space-between; align-self: stretch;">
+                              style="flex-grow: 0; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; justify-content: space-between; height: 100%; align-self: stretch; display: none;">
-                    <ui:Label tabindex="-1" text="1/5" parse-escape-sequences="true" display-tooltip-when-elided="true" name="RoundText" style="font-size: 58px; -unity-font-style: normal;" />
+                <ui:VisualElement name="GameHeader"
-                    <ui:Label tabindex="-1" text="0.00s" parse-escape-sequences="true" display-tooltip-when-elided="true" name="TimeText" style="-unity-text-align: lower-right; font-size: 58px;" />
+                                  style="flex-grow: 0; flex-direction: row; justify-content: space-between; align-self: stretch;">
+                    <ui:Label tabindex="-1" text="1/5" parse-escape-sequences="true" display-tooltip-when-elided="true"
+                              name="RoundText" style="font-size: 58px; -unity-font-style: normal;"/>
+                    <ui:Label tabindex="-1" text="0.00s" parse-escape-sequences="true"
+                              display-tooltip-when-elided="true" name="TimeText"
+                              style="-unity-text-align: lower-right; font-size: 58px;"/>
                 </ui:VisualElement>
-                <ui:VisualElement name="ColourPreview" style="flex-grow: 0; height: 50%; background-color: rgb(255, 255, 255); border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; flex-direction: row; padding-top: 2%; padding-right: 2%; padding-bottom: 2%; padding-left: 2%; justify-content: space-between;">
+                <ui:VisualElement name="ColourPreview"
-                    <ui:VisualElement name="TemplatePreview" style="flex-grow: 0; flex-shrink: 0; height: 100%; width: 49%;">
+                                  style="flex-grow: 0; height: 50%; background-color: rgb(255, 255, 255); border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; flex-direction: row; padding-top: 2%; padding-right: 2%; padding-bottom: 2%; padding-left: 2%; justify-content: space-between;">
-                        <ui:Label tabindex="-1" text="Template" parse-escape-sequences="true" display-tooltip-when-elided="true" name="TemplateText" style="margin-bottom: 12px; margin-top: 0; -unity-font-style: normal;" />
+                    <ui:VisualElement name="TemplatePreview"
-                        <ui:VisualElement name="TemplateColour" style="flex-grow: 1; border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; background-color: rgb(0, 0, 0);" />
+                                      style="flex-grow: 0; flex-shrink: 0; height: 100%; width: 49%;">
+                        <ui:Label tabindex="-1" text="Template" parse-escape-sequences="true"
+                                  display-tooltip-when-elided="true" name="TemplateText"
+                                  style="margin-bottom: 12px; margin-top: 0; -unity-font-style: normal;"/>
+                        <ui:VisualElement name="TemplateColour"
+                                          style="flex-grow: 1; border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; background-color: rgb(0, 0, 0);"/>
                     </ui:VisualElement>
-                    <ui:VisualElement name="ResponsePreview" style="flex-grow: 0; flex-shrink: 0; height: 100%; width: 49%;">
+                    <ui:VisualElement name="ResponsePreview"
-                        <ui:Label tabindex="-1" text="Response" parse-escape-sequences="true" display-tooltip-when-elided="true" name="ResponseText" style="margin-bottom: 12px; margin-top: 0; -unity-font-style: normal; -unity-text-align: upper-right;" />
+                                      style="flex-grow: 0; flex-shrink: 0; height: 100%; width: 49%;">
-                        <ui:VisualElement name="ResponseColour" style="flex-grow: 1; border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; background-color: rgb(0, 0, 0);" />
+                        <ui:Label tabindex="-1" text="Response" parse-escape-sequences="true"
+                                  display-tooltip-when-elided="true" name="ResponseText"
+                                  style="margin-bottom: 12px; margin-top: 0; -unity-font-style: normal; -unity-text-align: upper-right;"/>
+                        <ui:VisualElement name="ResponseColour"
+                                          style="flex-grow: 1; border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; background-color: rgb(0, 0, 0);"/>
                     </ui:VisualElement>
                 </ui:VisualElement>
                 <ui:VisualElement name="ResponseSliders" style="flex-grow: 0; display: flex;">
-                    <ui:Slider label="Lightness" high-value="100" name="ResponseLightnessSlider" class="lch-slider" />
+                    <ui:Slider label="Lightness" high-value="100" name="ResponseLightnessSlider" class="lch-slider"/>
-                    <ui:Slider label="Chroma" high-value="0.5" name="ResponseChromaSlider" class="lch-slider" />
+                    <ui:Slider label="Chroma" high-value="0.5" name="ResponseChromaSlider" class="lch-slider"/>
-                    <ui:Slider label="Hue" high-value="360" name="ResponseHueSlider" class="lch-slider" />
+                    <ui:Slider label="Hue" high-value="360" name="ResponseHueSlider" class="lch-slider"/>
                 </ui:VisualElement>
             </ui:VisualElement>
-            <ui:VisualElement name="ResultsView" style="flex-grow: 1; display: flex; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; justify-content: space-between;">
+            <ui:VisualElement name="ResultsView"
-                <ui:VisualElement name="ColourShowcase" style="flex-grow: 1; background-color: rgb(255, 255, 255); border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; padding-top: 2%; padding-right: 2%; padding-bottom: 2%; padding-left: 2%; margin-bottom: 2%; margin-top: 0; margin-right: 0; margin-left: 0;">
+                              style="flex-grow: 1; display: flex; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; justify-content: space-between;">
-                    <ui:Label tabindex="-1" text="Templates" parse-escape-sequences="true" display-tooltip-when-elided="true" name="ShowcaseTemplatesText" style="-unity-text-align: upper-center; margin-top: 0; margin-right: 0; margin-bottom: 0; margin-left: 0; padding-top: 0; padding-right: 0; padding-bottom: 2%; padding-left: 0;" />
+                <ui:VisualElement name="ColourShowcase"
+                                  style="flex-grow: 1; background-color: rgb(255, 255, 255); border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-right-radius: 8px; border-bottom-left-radius: 8px; padding-top: 2%; padding-right: 2%; padding-bottom: 2%; padding-left: 2%; margin-bottom: 2%; margin-top: 0; margin-right: 0; margin-left: 0;">
+                    <ui:Label tabindex="-1" text="Templates" parse-escape-sequences="true"
+                              display-tooltip-when-elided="true" name="ShowcaseTemplatesText"
+                              style="-unity-text-align: upper-center; margin-top: 0; margin-right: 0; margin-bottom: 0; margin-left: 0; padding-top: 0; padding-right: 0; padding-bottom: 2%; padding-left: 0;"/>
                     <ui:VisualElement name="Gallery" style="flex-grow: 1; flex-direction: row;">
                         <ui:VisualElement name="ShowcasePair1" style="flex-grow: 1;">
-                            <ui:VisualElement name="ShowcasePair1TemplateColour" style="flex-grow: 1; background-color: rgb(15, 13, 27); border-top-left-radius: 8px;" />
+                            <ui:VisualElement name="ShowcasePair1TemplateColour"
-                            <ui:VisualElement name="ShowcasePair1ResponseColour" style="flex-grow: 1; border-bottom-left-radius: 8px; border-left-color: rgb(26, 22, 40); border-right-color: rgb(26, 22, 40); border-top-color: rgb(26, 22, 40); border-bottom-color: rgb(26, 22, 40); background-color: rgb(26, 22, 40);" />
+                                              style="flex-grow: 1; background-color: rgb(15, 13, 27); border-top-left-radius: 8px; border-bottom-left-radius: 8px;"/>
+                            <ui:Label tabindex="-1" text="100% 100% 100% (100%)" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="ShowcasePair1Info"
+                                      style="-unity-text-align: upper-center; font-size: 18px;"/>
+                            <ui:VisualElement name="ShowcasePair1ResponseColour"
+                                              style="flex-grow: 1; border-bottom-left-radius: 8px; border-left-color: rgb(26, 22, 40); border-right-color: rgb(26, 22, 40); border-top-color: rgb(26, 22, 40); border-bottom-color: rgb(26, 22, 40); background-color: rgb(26, 22, 40); border-top-left-radius: 8px;"/>
                         </ui:VisualElement>
                         <ui:VisualElement name="ShowcasePair2" style="flex-grow: 1;">
-                            <ui:VisualElement name="ShowcasePair2TemplateColour" style="flex-grow: 1; background-color: rgb(42, 33, 56);" />
+                            <ui:VisualElement name="ShowcasePair2TemplateColour"
-                            <ui:VisualElement name="ShowcasePair2ResponseColour" style="flex-grow: 1; background-color: rgb(63, 48, 76);" />
+                                              style="flex-grow: 1; background-color: rgb(42, 33, 56);"/>
+                            <ui:Label tabindex="-1" text="100% 100% 100% (100%)" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="ShowcasePair2Info"
+                                      style="-unity-text-align: upper-center; font-size: 18px;"/>
+                            <ui:VisualElement name="ShowcasePair2ResponseColour"
+                                              style="flex-grow: 1; background-color: rgb(63, 48, 76);"/>
                         </ui:VisualElement>
                         <ui:VisualElement name="ShowcasePair3" style="flex-grow: 1;">
-                            <ui:VisualElement name="ShowcasePair3TemplateColour" style="flex-grow: 1; background-color: rgb(63, 48, 76);" />
+                            <ui:VisualElement name="ShowcasePair3TemplateColour"
-                            <ui:VisualElement name="ShowcasePair3ResponseColour" style="flex-grow: 1; background-color: rgb(89, 67, 100);" />
+                                              style="flex-grow: 1; background-color: rgb(63, 48, 76);"/>
+                            <ui:Label tabindex="-1" text="100% 100% 100% (100%)" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="ShowcasePair3Info"
+                                      style="-unity-text-align: upper-center; font-size: 18px;"/>
+                            <ui:VisualElement name="ShowcasePair3ResponseColour"
+                                              style="flex-grow: 1; background-color: rgb(89, 67, 100);"/>
                         </ui:VisualElement>
                         <ui:VisualElement name="ShowcasePair4" style="flex-grow: 1;">
-                            <ui:VisualElement name="ShowcasePair4TemplateColour" style="flex-grow: 1; background-color: rgb(89, 67, 100);" />
+                            <ui:VisualElement name="ShowcasePair4TemplateColour"
-                            <ui:VisualElement name="ShowcasePair4ResponseColour" style="flex-grow: 1; background-color: rgb(122, 90, 126);" />
+                                              style="flex-grow: 1; background-color: rgb(89, 67, 100);"/>
+                            <ui:Label tabindex="-1" text="100% 100% 100% (100%)" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="ShowcasePair4Info"
+                                      style="-unity-text-align: upper-center; font-size: 18px;"/>
+                            <ui:VisualElement name="ShowcasePair4ResponseColour"
+                                              style="flex-grow: 1; background-color: rgb(122, 90, 126);"/>
                         </ui:VisualElement>
                         <ui:VisualElement name="ShowcasePair5" style="flex-grow: 1;">
-                            <ui:VisualElement name="ShowcasePair5TemplateColour" style="flex-grow: 1; background-color: rgb(162, 118, 158); border-top-right-radius: 8px;" />
+                            <ui:VisualElement name="ShowcasePair5TemplateColour"
-                            <ui:VisualElement name="ShowcasePair5ResponseColour" style="flex-grow: 1; background-color: rgb(208, 152, 194); border-bottom-right-radius: 8px;" />
+                                              style="flex-grow: 1; background-color: rgb(162, 118, 158); border-top-right-radius: 8px; border-bottom-right-radius: 8px;"/>
+                            <ui:Label tabindex="-1" text="100% 100% 100% (100%)" parse-escape-sequences="true"
+                                      display-tooltip-when-elided="true" name="ShowcasePair5Info"
+                                      style="-unity-text-align: upper-center; font-size: 18px;"/>
+                            <ui:VisualElement name="ShowcasePair5ResponseColour"
+                                              style="flex-grow: 1; background-color: rgb(208, 152, 194); border-top-right-radius: 8px; border-bottom-right-radius: 8px;"/>
                         </ui:VisualElement>
                     </ui:VisualElement>
-                    <ui:Label tabindex="-1" text="Responses" parse-escape-sequences="true" display-tooltip-when-elided="true" name="ShowcaseResponsesText" style="-unity-text-align: upper-center; padding-top: 1.5%; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 0; margin-right: 0; margin-bottom: 0; margin-left: 0;" />
+                    <ui:Label tabindex="-1" text="Responses" parse-escape-sequences="true"
+                              display-tooltip-when-elided="true" name="ShowcaseResponsesText"
+                              style="-unity-text-align: upper-center; padding-top: 1.5%; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 0; margin-right: 0; margin-bottom: 0; margin-left: 0;"/>
                 </ui:VisualElement>
-                <ui:Label tabindex="-1" text="Over n rounds,&#10;you were 100.00% accurate.&#10;&#10;Lightness was 100.00% accurate. (+100.00% from your average)&#10;Chroma was 100.00% accurate. (+100.00% from your average)&#10;Hue was 100.00% accurate. (+100.00% from your average)&#10;&#10;Your RATING has increased by 100.00%." parse-escape-sequences="true" display-tooltip-when-elided="true" name="ResultsText" style="flex-grow: 0; font-size: 32px; margin-top: 2%; margin-right: 0; margin-bottom: 0; margin-left: 0; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0;" />
+                <ui:Label tabindex="-1"
+                          text="Over n rounds,&#10;you were 100.00% accurate.&#10;&#10;Lightness was 100.00% accurate. (+100.00% from your average)&#10;Chroma was 100.00% accurate. (+100.00% from your average)&#10;Hue was 100.00% accurate. (+100.00% from your average)&#10;&#10;Your RATING has increased by 100.00%."
+                          parse-escape-sequences="true" display-tooltip-when-elided="true" name="ResultsText"
+                          style="flex-grow: 0; margin-top: 2%; margin-right: 0; margin-bottom: 0; margin-left: 0; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0;"/>
             </ui:VisualElement>
-            <ui:VisualElement name="LeaderboardView" style="flex-grow: 1; display: none; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; flex-direction: column; justify-content: space-between;">
+            <ui:VisualElement name="LeaderboardView"
-                <ui:Label tabindex="-1" text="Leaderboard" parse-escape-sequences="true" display-tooltip-when-elided="true" name="LeaderboardHeader" style="font-size: 58px; -unity-font-style: normal;" />
+                              style="flex-grow: 1; display: none; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; flex-direction: column; justify-content: space-between;">
-                <ui:ListView name="LeaderboardListView" />
+                <ui:Label tabindex="-1" text="Leaderboard" parse-escape-sequences="true"
+                          display-tooltip-when-elided="true" name="LeaderboardHeader"
+                          style="font-size: 58px; -unity-font-style: normal;"/>
+                <ui:ListView name="LeaderboardListView"/>
             </ui:VisualElement>
-            <ui:VisualElement name="AccountView" style="flex-grow: 1; display: none; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; flex-direction: column; justify-content: space-between;">
+            <ui:VisualElement name="AccountView"
-                <ui:Label tabindex="-1" text="You are not signed in." parse-escape-sequences="true" display-tooltip-when-elided="true" name="AccountHeader" style="font-size: 58px; -unity-font-style: normal;" />
+                              style="flex-grow: 1; display: none; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 3.25%; margin-right: 3.25%; margin-bottom: 3.25%; margin-left: 3.25%; flex-direction: column; justify-content: space-between;">
+                <ui:Label tabindex="-1" text="You are not signed in." parse-escape-sequences="true"
+                          display-tooltip-when-elided="true" name="AccountHeader"
+                          style="font-size: 58px; -unity-font-style: normal;"/>
                 <ui:VisualElement name="AccountFields" style="flex-grow: 0;">
-                    <ui:VisualElement name="UsernameContainer" style="flex-grow: 1; flex-direction: row; justify-content: space-between;">
+                    <ui:VisualElement name="UsernameContainer"
-                        <ui:TextField picking-mode="Ignore" label="Username" name="UsernameField" />
+                                      style="flex-grow: 1; flex-direction: row; justify-content: space-between;">
-                        <ui:Button text="Update" parse-escape-sequences="true" display-tooltip-when-elided="true" name="UsernameUpdateButton" />
+                        <ui:TextField picking-mode="Ignore" label="Username" name="UsernameField"/>
+                        <ui:Button text="Update" parse-escape-sequences="true" display-tooltip-when-elided="true"
+                                   name="UsernameUpdateButton"/>
                     </ui:VisualElement>
-                    <ui:VisualElement name="EmailContainer" style="flex-grow: 1; flex-direction: row; justify-content: space-between;">
+                    <ui:VisualElement name="EmailContainer"
-                        <ui:TextField picking-mode="Ignore" label="Email" name="EmailField" keyboard-type="EmailAddress" />
+                                      style="flex-grow: 1; flex-direction: row; justify-content: space-between;">
-                        <ui:Button text="Update" parse-escape-sequences="true" display-tooltip-when-elided="true" name="EmailUpdateButton" />
+                        <ui:TextField picking-mode="Ignore" label="Email" name="EmailField"
+                                      keyboard-type="EmailAddress"/>
+                        <ui:Button text="Update" parse-escape-sequences="true" display-tooltip-when-elided="true"
+                                   name="EmailUpdateButton"/>
                     </ui:VisualElement>
-                    <ui:VisualElement name="PasswordContainer" style="flex-grow: 1; flex-direction: row; justify-content: space-between;">
+                    <ui:VisualElement name="PasswordContainer"
-                        <ui:TextField picking-mode="Ignore" label="Password" name="PasswordField" password="true" />
+                                      style="flex-grow: 1; flex-direction: row; justify-content: space-between;">
-                        <ui:Button text="Update" parse-escape-sequences="true" display-tooltip-when-elided="true" name="PasswordUpdateButton" />
+                        <ui:TextField picking-mode="Ignore" label="Password" name="PasswordField" password="true"/>
+                        <ui:Button text="Update" parse-escape-sequences="true" display-tooltip-when-elided="true"
+                                   name="PasswordUpdateButton"/>
                     </ui:VisualElement>
-                    <ui:Label tabindex="-1" text="A verification email has been sent. Check your inbox." parse-escape-sequences="true" display-tooltip-when-elided="true" name="AccompanyingText" style="padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 1.5%; margin-right: 0; margin-bottom: 0.75%; margin-left: 0; -unity-text-align: upper-left; display: none;" />
+                    <ui:Label tabindex="-1" text="A verification email has been sent. Check your inbox."
+                              parse-escape-sequences="true" display-tooltip-when-elided="true" name="AccompanyingText"
+                              style="padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 1.5%; margin-right: 0; margin-bottom: 0.75%; margin-left: 0; -unity-text-align: upper-left; display: none;"/>
                 </ui:VisualElement>
                 <ui:VisualElement name="AccountButtons" style="flex-grow: 0; align-items: flex-start;">
-                    <ui:Button text="Primary Action Button →" parse-escape-sequences="true" display-tooltip-when-elided="true" name="PrimaryActionButton" style="-unity-text-align: middle-center; margin-bottom: 1%; margin-right: 1%; margin-top: 1%; -unity-font-style: bold;" />
+                    <ui:Button text="Primary Action Button →" parse-escape-sequences="true"
-                    <ui:Button text="Secondary Action Button →" parse-escape-sequences="true" display-tooltip-when-elided="true" name="SecondaryActionButton" style="margin-top: 1%; margin-right: 1%; -unity-font-style: bold;" />
+                               display-tooltip-when-elided="true" name="PrimaryActionButton"
+                               style="-unity-text-align: middle-center; margin-bottom: 1%; margin-right: 1%; margin-top: 1%; -unity-font-style: bold;"/>
+                    <ui:Button text="Secondary Action Button →" parse-escape-sequences="true"
+                               display-tooltip-when-elided="true" name="SecondaryActionButton"
+                               style="margin-top: 1%; margin-right: 1%; -unity-font-style: bold;"/>
                 </ui:VisualElement>
             </ui:VisualElement>
         </ui:VisualElement>