Adds a bunch more move scripts

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

@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using PkmnLib.Dynamic.Libraries;
+using PkmnLib.Dynamic.Models;
+using PkmnLib.Dynamic.ScriptHandling;
+using PkmnLib.Dynamic.ScriptHandling.Registry;
+using PkmnLib.Static;
+using PkmnLib.Static.Utils;
+
+namespace PkmnLib.Dynamic.Events;
+
+[Script(ScriptCategory.Move, "change_all_target_stats")]
+public class ChangeAllTargetStats : Script
+{
+    private sbyte _amount;
+    
+    /// <inheritdoc />
+    public override void OnInitialize(IDynamicLibrary library, IReadOnlyDictionary<StringKey, object?>? parameters)
+    {
+        if (parameters == null)
+        {
+            throw new ArgumentNullException(nameof(parameters));
+        }
+        if (!parameters.TryGetValue("amount", out var amount) || amount == null)
+        {
+            throw new ArgumentException("Parameter 'amount' is required.");
+        }
+        _amount = (sbyte)amount;
+    }
+
+    /// <inheritdoc />
+    public override void OnSecondaryEffect(IExecutingMove move, IPokemon target, byte hit)
+    {
+        target.ChangeStatBoost(Statistic.Attack, _amount, target == move.User);
+        target.ChangeStatBoost(Statistic.Defense, _amount, target == move.User);
+        target.ChangeStatBoost(Statistic.SpecialAttack, _amount, target == move.User);
+        target.ChangeStatBoost(Statistic.SpecialDefense, _amount, target == move.User);
+        target.ChangeStatBoost(Statistic.Speed, _amount, target == move.User);
+    }
+}