Implement most pokeballs

Plugins/PkmnLib.Plugin.Gen7/Scripts/Items/Pokeballs/NetBall.cs

@@ -0,0 +1,22 @@
+namespace PkmnLib.Plugin.Gen7.Scripts.Items.Pokeballs;
+
+[ItemScript("net_ball")]
+public class NetBall : PokeballScript
+{
+    /// <inheritdoc />
+    public NetBall(IItem item) : base(item)
+    {
+    }
+
+    private static readonly StringKey WaterType = "water";
+    private static readonly StringKey BugType = "bug";
+
+    /// <inheritdoc />
+    public override void ChangeCatchRate(IPokemon target, ref byte catchRate)
+    {
+        if (target.Types.Any(x => x.Name == WaterType || x.Name == BugType))
+        {
+            catchRate = catchRate.MultiplyOrMax(3.5f);
+        }
+    }
+}