Implements a bunch more moves

Plugins/PkmnLib.Plugin.Gen7/Scripts/Moves/SubstituteMove.cs

@@ -0,0 +1,27 @@
+namespace PkmnLib.Plugin.Gen7.Scripts.Moves;
+
+/// <remarks>
+/// Named 'SubstituteMove' to avoid namespace conflicts with NSubstitute.
+/// </remarks>
+[Script(ScriptCategory.Move, "substitute")]
+public class SubstituteMove : Script
+{
+    /// <inheritdoc />
+    public override void OnSecondaryEffect(IExecutingMove move, IPokemon target, byte hit)
+    {
+        var hp = move.User.MaxHealth / 4;
+        if (move.User.CurrentHealth > hp)
+        {
+            move.User.Damage(hp, DamageSource.Misc, forceDamage: true);
+            move.User.Volatile.Add(new Pokemon.SubstituteEffect(hp));
+            move.Battle.EventHook.Invoke(new DialogEvent("substitute", new Dictionary<string, object>
+            {
+                { "user", move.User },
+            }));
+        }
+        else
+        {
+            move.Battle.EventHook.Invoke(new DialogEvent("substitute_fail"));
+        }
+    }
+}