Implements a bunch more moves

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

@@ -0,0 +1,39 @@
+using System;
+using PkmnLib.Static;
+
+namespace PkmnLib.Plugin.Gen7.Scripts.Moves;
+
+[Script(ScriptCategory.Move, "hidden_power")]
+public class HiddenPower : Script
+{
+    /// <inheritdoc />
+    public override void ChangeMoveType(IExecutingMove move, IPokemon target, byte hit, ref TypeIdentifier moveType)
+    {
+        var ivs = move.User.IndividualValues;
+
+        var type = GetHiddenPowerValue(ivs, 0x00000001) * 15 / 63;
+
+        move.User.Library.StaticLibrary.Types.TryGetTypeIdentifierFromIndex((byte)(type + 2), out moveType);
+    }
+
+    /// <inheritdoc />
+    public override void ChangeBasePower(IExecutingMove move, IPokemon target, byte hit, ref byte basePower)
+    {
+        var ivs = move.User.IndividualValues;
+
+        var power = GetHiddenPowerValue(ivs, 0x00000002) * 40 / 63 + 30;
+        // cast to byte with overflow check
+        basePower = (byte)Math.Min(power, byte.MaxValue);
+    }
+
+    /// <summary>
+    /// Helper method to calculate the hidden power value from the IVs.
+    /// This is used to determine the type and power of the move.
+    /// </summary>
+    private static int GetHiddenPowerValue(IndividualValueStatisticSet ivs, int significance) =>
+        ((ivs.Hp & significance) >> (significance - 1)) + (((ivs.Attack & significance) >> (significance - 1)) << 1) +
+        (((ivs.Defense & significance) >> (significance - 1)) << 2) +
+        (((ivs.Speed & significance) >> (significance - 1)) << 3) +
+        (((ivs.SpecialAttack & significance) >> (significance - 1)) << 4) +
+        (((ivs.SpecialDefense & significance) >> (significance - 1)) << 5);
+}