Even more abilities

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

@@ -0,0 +1,22 @@
+namespace PkmnLib.Plugin.Gen7.Scripts.Abilities;
+
+/// <summary>
+/// Sand Veil is an ability that raises the Pokémon's evasion during a sandstorm.
+///
+/// <see href="https://bulbapedia.bulbagarden.net/wiki/Sand_Veil_(Ability)">Bulbapedia - Sand Veil</see>
+/// </summary>
+[Script(ScriptCategory.Ability, "sand_veil")]
+public class SandVeil : Script
+{
+    /// <inheritdoc />
+    public override void ChangeIncomingAccuracy(IExecutingMove executingMove, IPokemon target, byte hitIndex,
+        ref int modifiedAccuracy)
+    {
+        if (executingMove.Battle.WeatherName != ScriptUtils.ResolveName<Weather.Sandstorm>())
+            return;
+
+        modifiedAccuracy = (int)(modifiedAccuracy * (3277f / 4096f));
+    }
+
+    // TODO: Prevent sandstorm damage.
+}