Even more abilities

Plugins/PkmnLib.Plugin.Gen7/Scripts/Abilities/ShadowShield.cs

@@ -0,0 +1,28 @@
+namespace PkmnLib.Plugin.Gen7.Scripts.Abilities;
+
+/// <summary>
+/// Shadow Shield is an ability that reduces damage taken when at full HP.
+///
+/// <see href="https://bulbapedia.bulbagarden.net/wiki/Shadow_Shield_(Ability)">Bulbapedia - Shadow Shield</see>
+/// </summary>
+[Script(ScriptCategory.Ability, "shadow_shield")]
+public class ShadowShield : Script
+{
+    /// <inheritdoc />
+    public override void ChangeIncomingMoveDamage(IExecutingMove move, IPokemon target, byte hit, ref uint damage)
+    {
+        if (target.CurrentHealth == target.BoostedStats.Hp)
+        {
+            damage = (uint)(damage * 0.5);
+        }
+    }
+
+    /// <inheritdoc />
+    public override void OnBeforeAnyHookInvoked(ref List<ScriptCategory>? suppressedCategories)
+    {
+        // Shadow Shield can not be suppressed by any other script, so we remove it from the list of suppressed categories
+        // if it was added.
+        if (suppressedCategories != null && suppressedCategories.Contains(ScriptCategory.Ability))
+            suppressedCategories.Remove(ScriptCategory.Ability);
+    }
+}