added information on saving/loading data

CustomTable.cs

@@ -1,12 +1,22 @@
 using System;
+using System.Runtime.Serialization;
 using Microsoft.Xna.Framework;
+using MonoGame.Extended;
 using TinyLife.Objects;
 using TinyLife.World;
 
 namespace ExampleMod {
     public class CustomTable : Furniture {
 
+        private static readonly Random Random = new();
+
+        // anything whose base classes have the DataContract attribute automatically gets saved and loaded to and from disk
+        // this means that you can add custom DataMember members to have them saved and loaded
+        [DataMember]
+        public float TestValue;
+
         public CustomTable(Guid id, FurnitureType type, int[] colors, Map map, Vector2 pos) : base(id, type, colors, map, pos) {
+            this.TestValue = Random.NextSingle();
         }
 
         public override void OnAdded() {
@@ -19,5 +29,11 @@ namespace ExampleMod {
             ExampleMod.Logger.Info("We were removed from " + this.Position);
         }
 
+        // validate is called when this object is loaded from disk
+        // returning false causes the object to be marked as invalid and removed
+        public override bool Validate() {
+            return base.Validate() && this.TestValue <= 1;
+        }
+
     }
 }

SitDownOnGrassAction.cs

@@ -9,6 +9,7 @@ using Action = TinyLife.Actions.Action;
 
 namespace ExampleMod {
     // we use a multi action because we want to walk to the location, and then execute the main sitting part
+    // see CustomTable for information on how to store custom action-specific information to disk as well
     public class SitDownOnGrassAction : MultiAction {
 
         public SitDownOnGrassAction(ActionType type, ActionInfo info) : base(type, info) {