1 files changed, 55 insertions, 0 deletions
diff --git a/src/SMAPI/Patches/SaveGamePatcher.cs b/src/SMAPI/Patches/SaveGamePatcher.cs
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+++ b/src/SMAPI/Patches/SaveGamePatcher.cs
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+using System;
+using System.Diagnostics.CodeAnalysis;
+using HarmonyLib;
+using StardewModdingAPI.Internal.Patching;
+using StardewValley;
+using StardewValley.Menus;
+
+namespace StardewModdingAPI.Patches
+{
+    /// <summary>Harmony patches for <see cref="SaveGame"/> which track the last loaded save ID.</summary>
+    /// <remarks>Patch methods must be static for Harmony to work correctly. See the Harmony documentation before renaming patch arguments.</remarks>
+    [SuppressMessage("ReSharper", "InconsistentNaming", Justification = "Argument names are defined by Harmony and methods are named for clarity.")]
+    [SuppressMessage("ReSharper", "IdentifierTypo", Justification = "Argument names are defined by Harmony and methods are named for clarity.")]
+    internal class SaveGamePatcher : BasePatcher
+    {
+        /*********
+        ** Fields
+        *********/
+        /// <summary>A callback to invoke when a save file is being loaded.</summary>
+        private static Action<string> OnSaveFileReading;
+
+
+        /*********
+        ** Public methods
+        *********/
+        /// <summary>Construct an instance.</summary>
+        /// <param name="onSaveFileReading">A callback to invoke when a save file is being loaded.</param>
+        public SaveGamePatcher(Action<string> onSaveFileReading)
+        {
+            SaveGamePatcher.OnSaveFileReading = onSaveFileReading;
+        }
+
+        /// <inheritdoc />
+        public override void Apply(Harmony harmony, IMonitor monitor)
+        {
+            harmony.Patch(
+                original: this.RequireMethod<SaveGame>(nameof(SaveGame.getLoadEnumerator)),
+                prefix: this.GetHarmonyMethod(nameof(SaveGamePatcher.Before_GetLoadEnumerator))
+            );
+        }
+
+
+        /*********
+        ** Private methods
+        *********/
+        /// <summary>The method to call before <see cref="TitleMenu.createdNewCharacter"/>.</summary>
+        /// <returns>Returns whether to execute the original method.</returns>
+        /// <remarks>This method must be static for Harmony to work correctly. See the Harmony documentation before renaming arguments.</remarks>
+        private static bool Before_GetLoadEnumerator(string file)
+        {
+            SaveGamePatcher.OnSaveFileReading(file);
+            return true;
+        }
+    }
+}