01 卡图&皮肤替换

[HarmonyPatch(typeof(CardModel), nameof(CardModel.PortraitPath), MethodType.Getter)]
public static class CardModel_GetPortrait_Patch
{
    // 按照类名和资源路径配对即可
    private static readonly Dictionary<string, string> CustomPortraits = new(StringComparer.OrdinalIgnoreCase)
    {
        [nameof(StrikeIronclad)] = "res://test/images/image.png",
        [nameof(DefendIronclad)] = "res://test/images/image.png",
    };

    static void Postfix(CardModel __instance, ref string __result)
    {
        var className = __instance?.GetType().Name;
        if (string.IsNullOrEmpty(className)) return;
        if (!CustomPortraits.TryGetValue(className, out var path)) return;
        if (!ResourceLoader.Exists(path)) return;
        __result = path;
    }
}

using System;
using Godot;
using HarmonyLib;
using MegaCrit.Sts2.Core.Bindings.MegaSpine;
using MegaCrit.Sts2.Core.Modding;
using MegaCrit.Sts2.Core.Nodes.Combat;

namespace Test.Scripts;

[ModInitializer("Init")]
public static class Entry
{
    // 替换哪个角色
    private const string TargetCharacterId = "IRONCLAD";

    // spine资源的路径
    private const string SkinPath = "res://spineskins/test_skin.tres";
    // Harmony的ID，确保唯一性
    private const string HarmonyId = "sts2.reme.spineskintemplate";

    private static Resource? _skinData;

    public static void Init()
    {
        _skinData = ResourceLoader.Load<Resource>(SkinPath, null, ResourceLoader.CacheMode.Reuse);

        new Harmony(HarmonyId).PatchAll();
    }

    [HarmonyPatch(typeof(NCreature), nameof(NCreature._Ready))]
    private static class NCreature_Ready_Patch
    {
        private static void Postfix(NCreature __instance)
        {
            if (_skinData == null) return;

            var player = __instance?.Entity?.Player;
            if (player == null) return;

            if (!string.Equals(player.Character.Id.Entry, TargetCharacterId, StringComparison.OrdinalIgnoreCase))
                return;

            var visuals = __instance.Visuals;
            if (visuals?.Body == null || !visuals.HasSpineAnimation) return;

            new MegaSprite(visuals.Body).SetSkeletonDataRes(new MegaSkeletonDataResource(_skinData));
        }
    }
}