PkmnLib.NET/Plugins/PkmnLib.Plugin.Gen7/Scripts/Moves/Conversion2.cs

54 lines
2.3 KiB
C#

using System.Linq;
using PkmnLib.Static.Utils;
namespace PkmnLib.Plugin.Gen7.Scripts.Moves;
[Script(ScriptCategory.Move, "conversion_2")]
public class Conversion2 : Script
{
/// <inheritdoc />
public override void OnSecondaryEffect(IExecutingMove move, IPokemon target, byte hit)
{
var previousTurnChoices = target.BattleData?.Battle.PreviousTurnChoices;
var nextExecutingChoice = target.BattleData?.Battle.ChoiceQueue?.Peek();
var lastMoveByTarget = previousTurnChoices?
// The previous turn choices include the choices of the current turn, so we need to have special handling for
// the current turn
.Select((x, index) =>
{
// All choices before the current turn are valid
if (index < previousTurnChoices.Count - 1)
return x;
// If there is no next choice, we're at the end of the list, so we can just return the whole list
if (nextExecutingChoice == null)
return x;
// Otherwise we determine where the next choice is and return everything before that
var indexOfNext = x.IndexOf(nextExecutingChoice);
if (indexOfNext == -1)
return x;
return x.Take(indexOfNext);
}).SelectMany(x => x)
// We only want the last move choice by the target
.OfType<IMoveChoice>().FirstOrDefault(x => x.User == target);
if (lastMoveByTarget == null)
{
move.GetHitData(target, hit).Fail();
return;
}
var typeLibrary = move.User.BattleData!.Battle.Library.StaticLibrary.Types;
// Get all types against which the last move would be not very effective
var type = typeLibrary.GetAllEffectivenessFromAttacking(lastMoveByTarget.ChosenMove.MoveData.MoveType)
.Where(x => x.effectiveness < 1)
// Shuffle them randomly, but deterministically
.OrderBy(_ => move.User.BattleData.Battle.Random.GetInt()).ThenBy(x => x.type.Value)
// And grab the first one
.Select(x => x.type).FirstOrDefault();
if (type == null)
{
move.GetHitData(target, hit).Fail();
return;
}
move.User.SetTypes([type]);
}
}