Initial set up for item use

PkmnLib.Dynamic/ScriptHandling/ItemScript.cs

@@ -0,0 +1,54 @@
+using PkmnLib.Dynamic.Models;
+using PkmnLib.Static.Utils;
+
+namespace PkmnLib.Dynamic.ScriptHandling;
+
+public abstract class ItemScript : IDeepCloneable
+{
+    /// <summary>
+    /// Initializes the script with the given parameters for a specific item
+    /// </summary>
+    public virtual void OnInitialize(IReadOnlyDictionary<StringKey, object?>? parameters)
+    {
+    }
+
+    /// <summary>
+    /// Returns whether the item is usable in the current context.
+    /// </summary>
+    public virtual bool IsItemUsable => false;
+
+    /// <summary>
+    /// Returns whether the item requires a target to be used.
+    /// </summary>
+    public virtual bool RequiresTarget => false;
+
+    /// <summary>
+    /// Returns whether the item is usable on the given target.
+    /// </summary>
+    public virtual bool IsTargetValid(IPokemon target) => false;
+
+    /// <summary>
+    /// Returns whether the item can be held by a Pokémon.
+    /// </summary>
+    public virtual bool IsHoldable => false;
+
+    /// <summary>
+    /// Returns whether the item can be held by the given target.
+    /// </summary>
+    public virtual bool CanTargetHold(IPokemon pokemon) => false;
+
+    /// <summary>
+    /// Handles the use of the item.
+    /// </summary>
+    public virtual void OnUse()
+    {
+    }
+
+    /// <summary>
+    /// Handles the use of the item on the given target.
+    /// </summary>
+    /// <param name="target"></param>
+    public virtual void OnUseWithTarget(IPokemon target)
+    {
+    }
+}