More abilities

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

@@ -0,0 +1,24 @@
+namespace PkmnLib.Plugin.Gen7.Scripts.Abilities;
+
+/// <summary>
+/// Tangling Hair is an ability that lowers the Speed of attackers making contact.
+///
+/// <see href="https://bulbapedia.bulbagarden.net/wiki/Tangling_Hair_(Ability)">Bulbapedia - Tangling Hair</see>
+/// </summary>
+[Script(ScriptCategory.Ability, "tangling_hair")]
+public class TanglingHair : Script
+{
+    /// <inheritdoc />
+    public override void OnIncomingHit(IExecutingMove move, IPokemon target, byte hit)
+    {
+        if (!move.GetHitData(target, hit).IsContact)
+            return;
+
+        EventBatchId batchId = new();
+        move.Battle.EventHook.Invoke(new AbilityTriggerEvent(target)
+        {
+            BatchId = batchId,
+        });
+        move.User.ChangeStatBoost(Statistic.Speed, -1, false, false, batchId);
+    }
+}