From b149e11338ba2dbaf030a70783d28b6be21ccf1e Mon Sep 17 00:00:00 2001
From: DiscipleOfEris <discipleoferis1@gmail.com>
Date: Wed, 26 May 2021 11:50:49 -0700
Subject: Add `World.FurnitureListChanged` event

Create a new event available to SMAPI mods to track furniture changes. To facilitate the event, a `FurnitureListChangedEventArgs` class is added as well.

Fixes #778
---
 src/SMAPI/Framework/StateTracking/LocationTracker.cs            | 7 ++++++-
 src/SMAPI/Framework/StateTracking/Snapshots/LocationSnapshot.cs | 4 ++++
 2 files changed, 10 insertions(+), 1 deletion(-)

(limited to 'src/SMAPI/Framework/StateTracking')

diff --git a/src/SMAPI/Framework/StateTracking/LocationTracker.cs b/src/SMAPI/Framework/StateTracking/LocationTracker.cs
index 519fe8f4..6d3a62bb 100644
--- a/src/SMAPI/Framework/StateTracking/LocationTracker.cs
+++ b/src/SMAPI/Framework/StateTracking/LocationTracker.cs
@@ -48,6 +48,9 @@ namespace StardewModdingAPI.Framework.StateTracking
         /// <summary>Tracks added or removed terrain features.</summary>
         public IDictionaryWatcher<Vector2, TerrainFeature> TerrainFeaturesWatcher { get; }
 
+        /// <summary>Tracks added or removed furniture.</summary>
+        public ICollectionWatcher<Furniture> FurnitureWatcher { get; }
+
         /// <summary>Tracks items added or removed to chests.</summary>
         public IDictionary<Vector2, ChestTracker> ChestWatchers { get; } = new Dictionary<Vector2, ChestTracker>();
 
@@ -68,6 +71,7 @@ namespace StardewModdingAPI.Framework.StateTracking
             this.NpcsWatcher = WatcherFactory.ForNetCollection(location.characters);
             this.ObjectsWatcher = WatcherFactory.ForNetDictionary(location.netObjects);
             this.TerrainFeaturesWatcher = WatcherFactory.ForNetDictionary(location.terrainFeatures);
+            this.FurnitureWatcher = WatcherFactory.ForNetCollection(location.furniture);
 
             this.Watchers.AddRange(new IWatcher[]
             {
@@ -76,7 +80,8 @@ namespace StardewModdingAPI.Framework.StateTracking
                 this.LargeTerrainFeaturesWatcher,
                 this.NpcsWatcher,
                 this.ObjectsWatcher,
-                this.TerrainFeaturesWatcher
+                this.TerrainFeaturesWatcher,
+                this.FurnitureWatcher
             });
 
             this.UpdateChestWatcherList(added: location.Objects.Pairs, removed: new KeyValuePair<Vector2, SObject>[0]);
diff --git a/src/SMAPI/Framework/StateTracking/Snapshots/LocationSnapshot.cs b/src/SMAPI/Framework/StateTracking/Snapshots/LocationSnapshot.cs
index 6ae52fd0..6c9cc4f5 100644
--- a/src/SMAPI/Framework/StateTracking/Snapshots/LocationSnapshot.cs
+++ b/src/SMAPI/Framework/StateTracking/Snapshots/LocationSnapshot.cs
@@ -34,6 +34,9 @@ namespace StardewModdingAPI.Framework.StateTracking.Snapshots
         /// <summary>Tracks added or removed terrain features.</summary>
         public SnapshotListDiff<KeyValuePair<Vector2, TerrainFeature>> TerrainFeatures { get; } = new SnapshotListDiff<KeyValuePair<Vector2, TerrainFeature>>();
 
+        /// <summary>Tracks added or removed furniture.</summary>
+        public SnapshotListDiff<Furniture> Furniture { get; } = new SnapshotListDiff<Furniture>();
+
         /// <summary>Tracks changed chest inventories.</summary>
         public IDictionary<Chest, SnapshotItemListDiff> ChestItems { get; } = new Dictionary<Chest, SnapshotItemListDiff>();
 
@@ -59,6 +62,7 @@ namespace StardewModdingAPI.Framework.StateTracking.Snapshots
             this.Npcs.Update(watcher.NpcsWatcher);
             this.Objects.Update(watcher.ObjectsWatcher);
             this.TerrainFeatures.Update(watcher.TerrainFeaturesWatcher);
+            this.Furniture.Update(watcher.FurnitureWatcher);
 
             // chest inventories
             this.ChestItems.Clear();
-- 
cgit