Initial Implementation of SSBU PlayReport usage! (#638)

Currently, this has as many game modes as I could find to implement,
along with a list of all the characters in the game and their code ID.

src/Ryujinx/Utilities/PlayReport/Analyzer.cs

@@ -103,56 +103,12 @@ namespace Ryujinx.Ava.Utilities.PlayReport
             if (!_specs.TryGetFirst(s => runningGameId.EqualsAnyIgnoreCase(s.TitleIds), out GameSpec spec))
                 return FormattedValue.Unhandled;
 
-            foreach (FormatterSpec formatSpec in spec.SimpleValueFormatters.OrderBy(x => x.Priority))
+            foreach (FormatterSpecBase formatSpec in spec.ValueFormatters.OrderBy(x => x.Priority))
             {
-                if (!playReport.ReportData.AsDictionary().TryGetValue(formatSpec.ReportKey, out MessagePackObject valuePackObject))
+                if (!formatSpec.Format(appMeta, playReport, out FormattedValue value))
                     continue;
 
-                return formatSpec.Formatter(new SingleValue(valuePackObject)
-                {
-                    Application = appMeta,
-                    PlayReport = playReport
-                });
-            }
-
-            foreach (MultiFormatterSpec formatSpec in spec.MultiValueFormatters.OrderBy(x => x.Priority))
-            {
-                List<MessagePackObject> packedObjects = [];
-                foreach (var reportKey in formatSpec.ReportKeys)
-                {
-                    if (!playReport.ReportData.AsDictionary().TryGetValue(reportKey, out MessagePackObject valuePackObject))
-                        continue;
-
-                    packedObjects.Add(valuePackObject);
-                }
-
-                if (packedObjects.Count != formatSpec.ReportKeys.Length)
-                    return FormattedValue.Unhandled;
-
-                return formatSpec.Formatter(new MultiValue(packedObjects)
-                {
-                    Application = appMeta,
-                    PlayReport = playReport
-                });
-            }
-
-            foreach (SparseMultiFormatterSpec formatSpec in spec.SparseMultiValueFormatters.OrderBy(x => x.Priority))
-            {
-                Dictionary<string, MessagePackObject> packedObjects = [];
-                foreach (var reportKey in formatSpec.ReportKeys)
-                {
-                    if (!playReport.ReportData.AsDictionary().TryGetValue(reportKey, out MessagePackObject valuePackObject))
-                        continue;
-
-                    packedObjects.Add(reportKey, valuePackObject);
-                }
-
-                return formatSpec.Formatter(
-                    new SparseMultiValue(packedObjects)
-                    {
-                        Application = appMeta,
-                        PlayReport = playReport
-                    });
+                return value;
             }
 
             return FormattedValue.Unhandled;

src/Ryujinx/Utilities/PlayReport/Delegates.cs

@@ -10,7 +10,7 @@
     /// <br/>
     /// OR a signal to reset the value that the caller is using the <see cref="Analyzer"/> for. 
     /// </summary>
-    public delegate FormattedValue ValueFormatter(SingleValue value);
+    public delegate FormattedValue SingleValueFormatter(SingleValue value);
 
     /// <summary>
     /// The delegate type that powers multiple value formatters.<br/>

src/Ryujinx/Utilities/PlayReport/MatchedValues.cs

@@ -7,7 +7,7 @@ namespace Ryujinx.Ava.Utilities.PlayReport
 {
     public abstract class MatchedValue<T>
     {
-        public MatchedValue(T matched)
+        protected MatchedValue(T matched)
         {
             Matched = matched;
         }
@@ -29,7 +29,7 @@ namespace Ryujinx.Ava.Utilities.PlayReport
     }
     
     /// <summary>
-    /// The input data to a <see cref="ValueFormatter"/>,
+    /// The input data to a <see cref="SingleValueFormatter"/>,
     /// containing the currently running application's <see cref="ApplicationMetadata"/>,
     /// and the matched <see cref="MessagePackObject"/> from the Play Report.
     /// </summary>
@@ -38,8 +38,6 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         public SingleValue(Value matched) : base(matched)
         {
         }
-
-        public static implicit operator SingleValue(MessagePackObject mpo) => new(mpo);
     }
 
     /// <summary>
@@ -56,9 +54,6 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         public MultiValue(IEnumerable<MessagePackObject> matched) : base(Value.ConvertPackedObjects(matched))
         {
         }
-
-        public static implicit operator MultiValue(List<MessagePackObject> matched)
-            => new(matched.Select(x => new Value(x)).ToArray());
     }
 
     /// <summary>
@@ -75,13 +70,5 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         public SparseMultiValue(Dictionary<string, MessagePackObject> matched) : base(Value.ConvertPackedObjectMap(matched))
         {
         }
-
-        public static implicit operator SparseMultiValue(Dictionary<string, MessagePackObject> matched)
-            => new(matched
-                .ToDictionary(
-                    x => x.Key,
-                    x => new Value(x.Value)
-                )
-            );
     }
 }

src/Ryujinx/Utilities/PlayReport/PlayReports.Formatters.cs

@@ -0,0 +1,296 @@
+using System;
+using System.Buffers.Binary;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Ryujinx.Ava.Utilities.PlayReport
+{
+    public partial class PlayReports
+    {
+                private static FormattedValue BreathOfTheWild_MasterMode(SingleValue value)
+            => value.Matched.BoxedValue is 1 ? "Playing Master Mode" : FormattedValue.ForceReset;
+
+        private static FormattedValue TearsOfTheKingdom_CurrentField(SingleValue value) =>
+            value.Matched.DoubleValue switch
+            {
+                > 800d => "Exploring the Sky Islands",
+                < -201d => "Exploring the Depths",
+                _ => "Roaming Hyrule"
+            };
+
+        private static FormattedValue SuperMarioOdyssey_AssistMode(SingleValue value)
+            => value.Matched.BoxedValue is 1 ? "Playing in Assist Mode" : "Playing in Regular Mode";
+
+        private static FormattedValue SuperMarioOdysseyChina_AssistMode(SingleValue value)
+            => value.Matched.BoxedValue is 1 ? "Playing in 帮助模式" : "Playing in 普通模式";
+
+        private static FormattedValue SuperMario3DWorldOrBowsersFury(SingleValue value)
+            => value.Matched.BoxedValue is 0 ? "Playing Super Mario 3D World" : "Playing Bowser's Fury";
+
+        private static FormattedValue MarioKart8Deluxe_Mode(SingleValue value)
+            => value.Matched.StringValue switch
+            {
+                // Single Player
+                "Single" => "Single Player",
+                // Multiplayer
+                "Multi-2players" => "Multiplayer 2 Players",
+                "Multi-3players" => "Multiplayer 3 Players",
+                "Multi-4players" => "Multiplayer 4 Players",
+                // Wireless/LAN Play
+                "Local-Single" => "Wireless/LAN Play",
+                "Local-2players" => "Wireless/LAN Play 2 Players",
+                // CC Classes
+                "50cc" => "50cc",
+                "100cc" => "100cc",
+                "150cc" => "150cc",
+                "Mirror" => "Mirror (150cc)",
+                "200cc" => "200cc",
+                // Modes
+                "GrandPrix" => "Grand Prix",
+                "TimeAttack" => "Time Trials",
+                "VS" => "VS Races",
+                "Battle" => "Battle Mode",
+                "RaceStart" => "Selecting a Course",
+                "Race" => "Racing",
+                _ => FormattedValue.ForceReset
+            };
+
+        private static FormattedValue PokemonSVUnionCircle(SingleValue value)
+            => value.Matched.BoxedValue is 0 ? "Playing Alone" : "Playing in a group";
+
+        private static FormattedValue PokemonSVArea(SingleValue value)
+            => value.Matched.StringValue switch
+            {
+                // Base Game Locations
+                "a_w01" => "South Area One",
+                "a_w02" => "Mesagoza",
+                "a_w03" => "The Pokemon League",
+                "a_w04" => "South Area Two",
+                "a_w05" => "South Area Four",
+                "a_w06" => "South Area Six",
+                "a_w07" => "South Area Five",
+                "a_w08" => "South Area Three",
+                "a_w09" => "West Area One",
+                "a_w10" => "Asado Desert",
+                "a_w11" => "West Area Two",
+                "a_w12" => "Medali",
+                "a_w13" => "Tagtree Thicket",
+                "a_w14" => "East Area Three",
+                "a_w15" => "Artazon",
+                "a_w16" => "East Area Two",
+                "a_w18" => "Casseroya Lake",
+                "a_w19" => "Glaseado Mountain",
+                "a_w20" => "North Area Three",
+                "a_w21" => "North Area One",
+                "a_w22" => "North Area Two",
+                "a_w23" => "The Great Crater of Paldea",
+                "a_w24" => "South Paldean Sea",
+                "a_w25" => "West Paldean Sea",
+                "a_w26" => "East Paldean Sea",
+                "a_w27" => "Nouth Paldean Sea",
+                //TODO DLC Locations
+                _ => FormattedValue.ForceReset
+            };
+
+        private static FormattedValue SuperSmashBrosUltimate_Mode(SparseMultiValue values)
+        {
+            // Check if the PlayReport is for a challenger approach or an achievement.
+            if (values.Matched.TryGetValue("fighter", out Value fighter) && values.Matched.ContainsKey("reason"))
+            {
+                return $"Challenger Approaches - {SuperSmashBrosUltimate_Character(fighter)}";
+            }
+
+            if (values.Matched.TryGetValue("fighter", out fighter) && values.Matched.ContainsKey("challenge_count"))
+            {
+                return $"Fighter Unlocked - {SuperSmashBrosUltimate_Character(fighter)}";
+            }
+
+            if (values.Matched.TryGetValue("anniversary", out Value anniversary))
+            {
+                return $"Achievement Unlocked - ID: {anniversary}";
+            }
+
+            if (values.Matched.ContainsKey("adv_slot"))
+            {
+                return "Playing Adventure Mode"; // Doing this as it can be a placeholder until we can grab the character.
+            }
+
+            // Check if we have a match_mode at this point, if not, go to default.
+            if (!values.Matched.TryGetValue("match_mode", out Value matchMode))
+            {
+                return "Smashing";
+            }
+
+            return matchMode.BoxedValue switch
+            {
+                0 when values.Matched.TryGetValue("player_1_fighter", out Value player) &&
+                       values.Matched.TryGetValue("player_2_fighter", out Value challenger)
+                    => $"Last Smashed: {SuperSmashBrosUltimate_Character(challenger)}'s Fighter Challenge - {SuperSmashBrosUltimate_Character(player)}",
+                1 => $"Last Smashed: Normal Battle - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                2 when values.Matched.TryGetValue("player_1_rank", out Value team)
+                    => team.BoxedValue is 0
+                        ? "Last Smashed: Squad Strike - Red Team Wins"
+                        : "Last Smashed: Squad Strike - Blue Team Wins",
+                3 => $"Last Smashed: Custom Smash - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                4 => $"Last Smashed: Super Sudden Death - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                5 => $"Last Smashed: Smashdown - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                6 => $"Last Smashed: Tourney Battle - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                7 when values.Matched.TryGetValue("player_1_fighter", out Value player)
+                    => $"Last Smashed: Spirit Board Battle as {SuperSmashBrosUltimate_Character(player)}",
+                8 when values.Matched.TryGetValue("player_1_fighter", out Value player)
+                    => $"Playing Adventure Mode as {SuperSmashBrosUltimate_Character(player)}",
+                10 when values.Matched.TryGetValue("match_submode", out Value battle) &&
+                        values.Matched.TryGetValue("player_1_fighter", out Value player)
+                    => $"Last Smashed: Classic Mode, Battle {(int)battle.BoxedValue + 1}/8 as {SuperSmashBrosUltimate_Character(player)}",
+                12 => $"Last Smashed: Century Smash - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                13 => $"Last Smashed: All-Star Smash - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                14 => $"Last Smashed: Cruel Smash - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                15 when values.Matched.TryGetValue("player_1_fighter", out Value player)
+                    => $"Last Smashed: Home-Run Contest - {SuperSmashBrosUltimate_Character(player)}",
+                16 when values.Matched.TryGetValue("player_1_fighter", out Value player1) &&
+                        values.Matched.TryGetValue("player_2_fighter", out Value player2)
+                    => $"Last Smashed: Home-Run Content (Co-op) - {SuperSmashBrosUltimate_Character(player1)} and {SuperSmashBrosUltimate_Character(player2)}",
+                17 => $"Last Smashed: Home-Run Contest (Versus) - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                18 when values.Matched.TryGetValue("player_1_fighter", out Value player1) &&
+                        values.Matched.TryGetValue("player_2_fighter", out Value player2)
+                    => $"Fresh out of Training mode - {SuperSmashBrosUltimate_Character(player1)} with {SuperSmashBrosUltimate_Character(player2)}",
+                58 => $"Last Smashed: LDN Battle - {SuperSmashBrosUltimate_PlayerListing(values)}",
+                63 when values.Matched.TryGetValue("player_1_fighter", out Value player)
+                    => $"Last Smashed: DLC Spirit Board Battle as {SuperSmashBrosUltimate_Character(player)}",
+                _ => "Smashing"
+            };
+        }
+
+        private static string SuperSmashBrosUltimate_Character(Value value) =>
+            BinaryPrimitives.ReverseEndianness(
+                    BitConverter.ToInt64(((MsgPack.MessagePackExtendedTypeObject)value.BoxedValue).GetBody(), 0)) switch
+                {
+                    0x0 => "Mario",
+                    0x1 => "Donkey Kong",
+                    0x2 => "Link",
+                    0x3 => "Samus",
+                    0x4 => "Dark Samus",
+                    0x5 => "Yoshi",
+                    0x6 => "Kirby",
+                    0x7 => "Fox",
+                    0x8 => "Pikachu",
+                    0x9 => "Luigi",
+                    0xA => "Ness",
+                    0xB => "Captain Falcon",
+                    0xC => "Jigglypuff",
+                    0xD => "Peach",
+                    0xE => "Daisy",
+                    0xF => "Bowser",
+                    0x10 => "Ice Climbers",
+                    0x11 => "Sheik",
+                    0x12 => "Zelda",
+                    0x13 => "Dr. Mario",
+                    0x14 => "Pichu",
+                    0x15 => "Falco",
+                    0x16 => "Marth",
+                    0x17 => "Lucina",
+                    0x18 => "Young Link",
+                    0x19 => "Ganondorf",
+                    0x1A => "Mewtwo",
+                    0x1B => "Roy",
+                    0x1C => "Chrom",
+                    0x1D => "Mr Game & Watch",
+                    0x1E => "Meta Knight",
+                    0x1F => "Pit",
+                    0x20 => "Dark Pit",
+                    0x21 => "Zero Suit Samus",
+                    0x22 => "Wario",
+                    0x23 => "Snake",
+                    0x24 => "Ike",
+                    0x25 => "Pokémon Trainer",
+                    0x26 => "Diddy Kong",
+                    0x27 => "Lucas",
+                    0x28 => "Sonic",
+                    0x29 => "King Dedede",
+                    0x2A => "Olimar",
+                    0x2B => "Lucario",
+                    0x2C => "R.O.B.",
+                    0x2D => "Toon Link",
+                    0x2E => "Wolf",
+                    0x2F => "Villager",
+                    0x30 => "Mega Man",
+                    0x31 => "Wii Fit Trainer",
+                    0x32 => "Rosalina & Luma",
+                    0x33 => "Little Mac",
+                    0x34 => "Greninja",
+                    0x35 => "Palutena",
+                    0x36 => "Pac-Man",
+                    0x37 => "Robin",
+                    0x38 => "Shulk",
+                    0x39 => "Bowser Jr.",
+                    0x3A => "Duck Hunt",
+                    0x3B => "Ryu",
+                    0x3C => "Ken",
+                    0x3D => "Cloud",
+                    0x3E => "Corrin",
+                    0x3F => "Bayonetta",
+                    0x40 => "Richter",
+                    0x41 => "Inkling",
+                    0x42 => "Ridley",
+                    0x43 => "King K. Rool",
+                    0x44 => "Simon",
+                    0x45 => "Isabelle",
+                    0x46 => "Incineroar",
+                    0x47 => "Mii Brawler",
+                    0x48 => "Mii Swordfighter",
+                    0x49 => "Mii Gunner",
+                    0x4A => "Piranha Plant",
+                    0x4B => "Joker",
+                    0x4C => "Hero",
+                    0x4D => "Banjo",
+                    0x4E => "Terry",
+                    0x4F => "Byleth",
+                    0x50 => "Min Min",
+                    0x51 => "Steve",
+                    0x52 => "Sephiroth",
+                    0x53 => "Pyra/Mythra",
+                    0x54 => "Kazuya",
+                    0x55 => "Sora",
+                    0xFE => "Random",
+                    0xFF => "Scripted Entity",
+                    _ => "Unknown"
+                };
+
+        private static string SuperSmashBrosUltimate_PlayerListing(SparseMultiValue values)
+        {
+            List<(string Character, int PlayerNumber, int? Rank)> players = [];
+
+            foreach (KeyValuePair<string, Value> player in values.Matched)
+            {
+                if (player.Key.StartsWith("player_") && player.Key.EndsWith("_fighter") &&
+                    player.Value.BoxedValue is not null)
+                {
+                    if (!int.TryParse(player.Key.Split('_')[1], out int playerNumber))
+                        continue;
+                        
+                    string character = SuperSmashBrosUltimate_Character(player.Value);
+                    int? rank = values.Matched.TryGetValue($"player_{playerNumber}_rank", out Value rankValue)
+                        ? rankValue.IntValue
+                        : null;
+
+                    players.Add((character, playerNumber, rank));
+                }
+            }
+
+            players = players.OrderBy(p => p.Rank ?? int.MaxValue).ToList();
+            
+            return players.Count > 4
+                ? $"{players.Count} Players - " + string.Join(", ",
+                    players.Take(3).Select(p => $"{p.Character}({p.PlayerNumber}){RankMedal(p.Rank)}"))
+                : string.Join(", ", players.Select(p => $"{p.Character}({p.PlayerNumber}){RankMedal(p.Rank)}"));
+            
+            string RankMedal(int? rank) => rank switch
+            {
+                0 => "🥇",
+                1 => "🥈",
+                2 => "🥉",
+                _ => ""
+            };
+        }
+    }
+}

src/Ryujinx/Utilities/PlayReport/PlayReports.cs

@@ -1,6 +1,11 @@
-namespace Ryujinx.Ava.Utilities.PlayReport
+using System;
+using System.Buffers.Binary;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Ryujinx.Ava.Utilities.PlayReport
 {
-    public static class PlayReports
+    public static partial class PlayReports
     {
         public static Analyzer Analyzer { get; } = new Analyzer()
             .AddSpec(
@@ -37,91 +42,23 @@
                 spec => spec
                     .AddValueFormatter("area_no", PokemonSVArea)
                     .AddValueFormatter("team_circle", PokemonSVUnionCircle)
+            ).AddSpec(
+                "01006a800016e000",
+                spec => spec
+                    .AddSparseMultiValueFormatter(
+                        [
+                            // Metadata to figure out what PlayReport we have.
+                            "match_mode", "match_submode", "anniversary", "fighter", "reason", "challenge_count",
+                            "adv_slot",
+                            // List of Fighters
+                            "player_1_fighter", "player_2_fighter", "player_3_fighter", "player_4_fighter",
+                            "player_5_fighter", "player_6_fighter", "player_7_fighter", "player_8_fighter",
+                            // List of rankings/placements
+                            "player_1_rank", "player_2_rank", "player_3_rank", "player_4_rank", "player_5_rank",
+                            "player_6_rank", "player_7_rank", "player_8_rank"
+                        ],
+                        SuperSmashBrosUltimate_Mode
+                    )
             );
-
-        private static FormattedValue BreathOfTheWild_MasterMode(SingleValue value)
-            => value.Matched.BoxedValue is 1 ? "Playing Master Mode" : FormattedValue.ForceReset;
-
-        private static FormattedValue TearsOfTheKingdom_CurrentField(SingleValue value) =>
-            value.Matched.DoubleValue switch
-            {
-                > 800d => "Exploring the Sky Islands",
-                < -201d => "Exploring the Depths",
-                _ => "Roaming Hyrule"
-            };
-
-        private static FormattedValue SuperMarioOdyssey_AssistMode(SingleValue value)
-            => value.Matched.BoxedValue is 1 ? "Playing in Assist Mode" : "Playing in Regular Mode";
-
-        private static FormattedValue SuperMarioOdysseyChina_AssistMode(SingleValue value)
-            => value.Matched.BoxedValue is 1 ? "Playing in 帮助模式" : "Playing in 普通模式";
-
-        private static FormattedValue SuperMario3DWorldOrBowsersFury(SingleValue value)
-            => value.Matched.BoxedValue is 0 ? "Playing Super Mario 3D World" : "Playing Bowser's Fury";
-        
-        private static FormattedValue MarioKart8Deluxe_Mode(SingleValue value) 
-            => value.Matched.StringValue switch
-            {
-                // Single Player
-                "Single" => "Single Player",
-                // Multiplayer
-                "Multi-2players" => "Multiplayer 2 Players",
-                "Multi-3players" => "Multiplayer 3 Players",
-                "Multi-4players" => "Multiplayer 4 Players",
-                // Wireless/LAN Play
-                "Local-Single" => "Wireless/LAN Play",
-                "Local-2players" => "Wireless/LAN Play 2 Players",
-                // CC Classes
-                "50cc" => "50cc",
-                "100cc" => "100cc",
-                "150cc" => "150cc",
-                "Mirror" => "Mirror (150cc)",
-                "200cc" => "200cc",
-                // Modes
-                "GrandPrix" => "Grand Prix",
-                "TimeAttack" => "Time Trials",
-                "VS" => "VS Races",
-                "Battle" => "Battle Mode",
-                "RaceStart" => "Selecting a Course",
-                "Race" => "Racing",
-                _ => FormattedValue.ForceReset
-            };
-
-        private static FormattedValue PokemonSVUnionCircle(SingleValue value)
-            => value.Matched.BoxedValue is 0 ? "Playing Alone" : "Playing in a group";
-
-        private static FormattedValue PokemonSVArea(SingleValue value) 
-            => value.Matched.StringValue switch
-            {
-                // Base Game Locations
-                "a_w01" => "South Area One",
-                "a_w02" => "Mesagoza",
-                "a_w03" => "The Pokemon League",
-                "a_w04" => "South Area Two",
-                "a_w05" => "South Area Four",
-                "a_w06" => "South Area Six",
-                "a_w07" => "South Area Five",
-                "a_w08" => "South Area Three",
-                "a_w09" => "West Area One",
-                "a_w10" => "Asado Desert",
-                "a_w11" => "West Area Two",
-                "a_w12" => "Medali",
-                "a_w13" => "Tagtree Thicket",
-                "a_w14" => "East Area Three",
-                "a_w15" => "Artazon",
-                "a_w16" => "East Area Two",
-                "a_w18" => "Casseroya Lake",
-                "a_w19" => "Glaseado Mountain",
-                "a_w20" => "North Area Three",
-                "a_w21" => "North Area One",
-                "a_w22" => "North Area Two",
-                "a_w23" => "The Great Crater of Paldea",
-                "a_w24" => "South Paldean Sea",
-                "a_w25" => "West Paldean Sea",
-                "a_w26" => "East Paldean Sea",
-                "a_w27" => "Nouth Paldean Sea",
-                //TODO DLC Locations
-                _ => FormattedValue.ForceReset
-            };
     }
 }

src/Ryujinx/Utilities/PlayReport/Specs.cs

@@ -1,4 +1,7 @@
 using FluentAvalonia.Core;
+using MsgPack;
+using Ryujinx.Ava.Utilities.AppLibrary;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 
@@ -11,10 +14,11 @@ namespace Ryujinx.Ava.Utilities.PlayReport
     /// </summary>
     public class GameSpec
     {
+        private int _lastPriority;
+        
         public required string[] TitleIds { get; init; }
-        public List<FormatterSpec> SimpleValueFormatters { get; } = [];
-        public List<MultiFormatterSpec> MultiValueFormatters { get; } = [];
-        public List<SparseMultiFormatterSpec> SparseMultiValueFormatters { get; } = [];
+
+        public List<FormatterSpecBase> ValueFormatters { get; } = [];
 
 
         /// <summary>
@@ -24,8 +28,8 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         /// <param name="reportKey">The key name to match.</param>
         /// <param name="valueFormatter">The function which can return a potential formatted value.</param>
         /// <returns>The current <see cref="GameSpec"/>, for chaining convenience.</returns>
-        public GameSpec AddValueFormatter(string reportKey, ValueFormatter valueFormatter)
-            => AddValueFormatter(SimpleValueFormatters.Count, reportKey, valueFormatter);
+        public GameSpec AddValueFormatter(string reportKey, SingleValueFormatter valueFormatter)
+            => AddValueFormatter(_lastPriority++, reportKey, valueFormatter);
 
         /// <summary>
         /// Add a value formatter at a specific priority to the current <see cref="GameSpec"/>
@@ -36,11 +40,11 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         /// <param name="valueFormatter">The function which can return a potential formatted value.</param>
         /// <returns>The current <see cref="GameSpec"/>, for chaining convenience.</returns>
         public GameSpec AddValueFormatter(int priority, string reportKey,
-            ValueFormatter valueFormatter)
+            SingleValueFormatter valueFormatter)
         {
-            SimpleValueFormatters.Add(new FormatterSpec
+            ValueFormatters.Add(new FormatterSpec
             {
-                Priority = priority, ReportKey = reportKey, Formatter = valueFormatter
+                Priority = priority, ReportKeys = [reportKey], Formatter = valueFormatter
             });
             return this;
         }
@@ -53,7 +57,7 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         /// <param name="valueFormatter">The function which can format the values.</param>
         /// <returns>The current <see cref="GameSpec"/>, for chaining convenience.</returns>
         public GameSpec AddMultiValueFormatter(string[] reportKeys, MultiValueFormatter valueFormatter)
-            => AddMultiValueFormatter(MultiValueFormatters.Count, reportKeys, valueFormatter);
+            => AddMultiValueFormatter(_lastPriority++, reportKeys, valueFormatter);
 
         /// <summary>
         /// Add a multi-value formatter at a specific priority to the current <see cref="GameSpec"/>
@@ -66,7 +70,7 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         public GameSpec AddMultiValueFormatter(int priority, string[] reportKeys,
             MultiValueFormatter valueFormatter)
         {
-            MultiValueFormatters.Add(new MultiFormatterSpec
+            ValueFormatters.Add(new MultiFormatterSpec
             {
                 Priority = priority, ReportKeys = reportKeys, Formatter = valueFormatter
             });
@@ -84,7 +88,7 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         /// <param name="valueFormatter">The function which can format the values.</param>
         /// <returns>The current <see cref="GameSpec"/>, for chaining convenience.</returns>
         public GameSpec AddSparseMultiValueFormatter(string[] reportKeys, SparseMultiValueFormatter valueFormatter)
-            => AddSparseMultiValueFormatter(SparseMultiValueFormatters.Count, reportKeys, valueFormatter);
+            => AddSparseMultiValueFormatter(_lastPriority++, reportKeys, valueFormatter);
 
         /// <summary>
         /// Add a multi-value formatter at a specific priority to the current <see cref="GameSpec"/>
@@ -100,7 +104,7 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         public GameSpec AddSparseMultiValueFormatter(int priority, string[] reportKeys,
             SparseMultiValueFormatter valueFormatter)
         {
-            SparseMultiValueFormatters.Add(new SparseMultiFormatterSpec
+            ValueFormatters.Add(new SparseMultiFormatterSpec
             {
                 Priority = priority, ReportKeys = reportKeys, Formatter = valueFormatter
             });
@@ -111,30 +115,101 @@ namespace Ryujinx.Ava.Utilities.PlayReport
     /// <summary>
     /// A struct containing the data for a mapping of a key in a Play Report to a formatter for its potential value.
     /// </summary>
-    public struct FormatterSpec
+    public class FormatterSpec : FormatterSpecBase
     {
-        public required int Priority { get; init; }
-        public required string ReportKey { get; init; }
-        public ValueFormatter Formatter { get; init; }
+        public override bool GetData(Horizon.Prepo.Types.PlayReport playReport, out object result)
+        {
+            if (!playReport.ReportData.AsDictionary().TryGetValue(ReportKeys[0], out MessagePackObject valuePackObject))
+            {
+                result = null;
+                return false;
+            }
+
+            result = valuePackObject;
+            return true;
+        }
     }
 
     /// <summary>
     /// A struct containing the data for a mapping of an arbitrary key set in a Play Report to a formatter for their potential values.
     /// </summary>
-    public struct MultiFormatterSpec
+    public class MultiFormatterSpec : FormatterSpecBase
     {
-        public required int Priority { get; init; }
-        public required string[] ReportKeys { get; init; }
-        public MultiValueFormatter Formatter { get; init; }
+        public override bool GetData(Horizon.Prepo.Types.PlayReport playReport, out object result)
+        {
+            List<MessagePackObject> packedObjects = [];
+            foreach (var reportKey in ReportKeys)
+            {
+                if (!playReport.ReportData.AsDictionary().TryGetValue(reportKey, out MessagePackObject valuePackObject))
+                {
+                    result = null;
+                    return false;
+                }
+
+                packedObjects.Add(valuePackObject);
+            }
+
+            result = packedObjects;
+            return true;
+        }
     }
 
     /// <summary>
     /// A struct containing the data for a mapping of an arbitrary key set in a Play Report to a formatter for their sparsely populated potential values.
     /// </summary>
-    public struct SparseMultiFormatterSpec
+    public class SparseMultiFormatterSpec : FormatterSpecBase
     {
-        public required int Priority { get; init; }
-        public required string[] ReportKeys { get; init; }
-        public SparseMultiValueFormatter Formatter { get; init; }
+        public override bool GetData(Horizon.Prepo.Types.PlayReport playReport, out object result)
+        {
+            Dictionary<string, MessagePackObject> packedObjects = [];
+            foreach (var reportKey in ReportKeys)
+            {
+                if (!playReport.ReportData.AsDictionary().TryGetValue(reportKey, out MessagePackObject valuePackObject))
+                    continue;
+
+                packedObjects.Add(reportKey, valuePackObject);
+            }
+
+            result = packedObjects;
+            return true;
+        }
+    }
+    
+    public abstract class FormatterSpecBase
+    {
+        public abstract bool GetData(Horizon.Prepo.Types.PlayReport playReport, out object data);
+        
+        public int Priority { get; init; }
+        public string[] ReportKeys { get; init; }
+        public Delegate Formatter { get; init; }
+
+        public bool Format(ApplicationMetadata appMeta, Horizon.Prepo.Types.PlayReport playReport, out FormattedValue formattedValue)
+        {
+            formattedValue = default;
+            if (!GetData(playReport, out object data))
+                return false;
+
+            if (data is FormattedValue fv)
+            {
+                formattedValue = fv;
+                return true;
+            }
+
+            switch (Formatter)
+            {
+                case SingleValueFormatter svf when data is MessagePackObject mpo:
+                    formattedValue = svf(new SingleValue(mpo) { Application = appMeta, PlayReport = playReport });
+                    return true;
+                case MultiValueFormatter mvf when data is List<MessagePackObject> messagePackObjects:
+                    formattedValue = mvf(new MultiValue(messagePackObjects) { Application = appMeta, PlayReport = playReport });
+                    return true;
+                case SparseMultiValueFormatter smvf when
+                    data is Dictionary<string, MessagePackObject> sparseMessagePackObjects:
+                    formattedValue = smvf(new SparseMultiValue(sparseMessagePackObjects) { Application = appMeta, PlayReport = playReport });
+                    return true;
+                default:
+                    throw new InvalidOperationException("Formatter delegate is not of a known type!");
+            }
+        }
     }
 }

src/Ryujinx/Utilities/PlayReport/Value.cs

@@ -1,5 +1,4 @@
 using MsgPack;
-using Ryujinx.Ava.Utilities.AppLibrary;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -7,8 +6,7 @@ using System.Linq;
 namespace Ryujinx.Ava.Utilities.PlayReport
 {
     /// <summary>
-    /// The input data to a <see cref="ValueFormatter"/>,
-    /// containing the currently running application's <see cref="ApplicationMetadata"/>,
+    /// The base input data to a ValueFormatter delegate,
     /// and the matched <see cref="MessagePackObject"/> from the Play Report.
     /// </summary>
     public readonly struct Value
@@ -70,7 +68,7 @@ namespace Ryujinx.Ava.Utilities.PlayReport
     }
 
     /// <summary>
-    /// A potential formatted value returned by a <see cref="ValueFormatter"/>.
+    /// A potential formatted value returned by a ValueFormatter delegate.
     /// </summary>
     public readonly struct FormattedValue
     {
@@ -116,28 +114,47 @@ namespace Ryujinx.Ava.Utilities.PlayReport
         /// <summary>
         /// Return this to tell the caller there is no value to return.
         /// </summary>
-        public static FormattedValue Unhandled => default;
+        public static readonly FormattedValue Unhandled = default;
 
         /// <summary>
         /// Return this to suggest the caller reset the value it's using the <see cref="Analyzer"/> for.
         /// </summary>
-        public static FormattedValue ForceReset => new() { Handled = true, Reset = true };
+        public static readonly FormattedValue ForceReset = new() { Handled = true, Reset = true };
 
         /// <summary>
-        /// A delegate singleton you can use to always return <see cref="ForceReset"/> in a <see cref="ValueFormatter"/>.
+        /// A delegate singleton you can use to always return <see cref="ForceReset"/> in a <see cref="SingleValueFormatter"/>.
         /// </summary>
-        public static readonly ValueFormatter SingleAlwaysResets = _ => ForceReset;
+        public static readonly SingleValueFormatter SingleAlwaysResets = _ => ForceReset;
 
         /// <summary>
         /// A delegate singleton you can use to always return <see cref="ForceReset"/> in a <see cref="MultiValueFormatter"/>.
         /// </summary>
         public static readonly MultiValueFormatter MultiAlwaysResets = _ => ForceReset;
+        
+        /// <summary>
+        /// A delegate singleton you can use to always return <see cref="ForceReset"/> in a <see cref="SparseMultiValueFormatter"/>.
+        /// </summary>
+        public static readonly SparseMultiValueFormatter SparseMultiAlwaysResets = _ => ForceReset;
 
         /// <summary>
         /// A delegate factory you can use to always return the specified
-        /// <paramref name="formattedValue"/> in a <see cref="ValueFormatter"/>.
+        /// <paramref name="formattedValue"/> in a <see cref="SingleValueFormatter"/>.
         /// </summary>
         /// <param name="formattedValue">The string to always return for this delegate instance.</param>
-        public static ValueFormatter AlwaysReturns(string formattedValue) => _ => formattedValue;
+        public static SingleValueFormatter SingleAlwaysReturns(string formattedValue) => _ => formattedValue;
+        
+        /// <summary>
+        /// A delegate factory you can use to always return the specified
+        /// <paramref name="formattedValue"/> in a <see cref="MultiValueFormatter"/>.
+        /// </summary>
+        /// <param name="formattedValue">The string to always return for this delegate instance.</param>
+        public static MultiValueFormatter MultiAlwaysReturns(string formattedValue) => _ => formattedValue;
+        
+        /// <summary>
+        /// A delegate factory you can use to always return the specified
+        /// <paramref name="formattedValue"/> in a <see cref="SparseMultiValueFormatter"/>.
+        /// </summary>
+        /// <param name="formattedValue">The string to always return for this delegate instance.</param>
+        public static SparseMultiValueFormatter SparseMultiAlwaysReturns(string formattedValue) => _ => formattedValue;
     }
 }