using HarmonyLib;
using System.Collections.Generic;
using System.Reflection.Emit;

namespace CompactStorage
{
    class Patches
    {
        [HarmonyPatch(typeof(GameDataLoader), nameof(GameDataLoader.LoadModCards))]
        [HarmonyPostfix]
        private static void AddCards(List<CardData> __result)
        {
            CardLoader.AddCards(__result);
        }

        [HarmonyPatch(typeof(WorldManager), nameof(WorldManager.CardCapIncrease))]
        [HarmonyPostfix]
        private static void StackedWarehousesCardCapIncrease(WorldManager __instance, ref int __result, GameBoard board)
        {
            foreach (var card in __instance.AllCards)
                if (card.MyBoard == board && card.CardData is StackedWarehouses w)
                    __result += w.Count;
        }

        [HarmonyPatch(typeof(WorldManager), nameof(WorldManager.BoardSizeIncrease))]
        [HarmonyPostfix]
        private static void StackedWarehousesBoardSizeIncrease(
            WorldManager __instance,
            ref int __result,
            GameBoard board
        )
        {
            foreach (var card in __instance.AllCards)
                if (card.MyBoard == board && card.CardData is StackedWarehouses w)
                    __result += w.LighthouseCount * 10;
        }

        [HarmonyPatch(typeof(FoodWarehouse), nameof(FoodWarehouse.UpdateCard))]
        [HarmonyTranspiler]
        private static IEnumerable<CodeInstruction> FoodWarehouseDontCallHotpotUpdateCard(
            IEnumerable<CodeInstruction> instructions
        )
        {
            return new CodeMatcher(instructions)
                .MatchForward(
                    false,
                    new CodeMatch(OpCodes.Call, AccessTools.Method(typeof(Hotpot), nameof(Hotpot.UpdateCard)))
                )
                .ThrowIfInvalid("Didn't find Hotpot::UpdateCard() call")
                .SetOperandAndAdvance(AccessTools.Method(typeof(Food), nameof(Food.UpdateCard)))
                .InstructionEnumeration();
        }

        [HarmonyPostfix]
        [HarmonyPatch(typeof(SokLoc), nameof(SokLoc.SetLanguage))]
        public static void LanguageChanged(SokLoc __instance)
        {
            if (SokLoc.instance == null)
                return;

            foreach (var term in CardLoader.Translations)
            {
                SokLoc.instance.CurrentLocSet.TermLookup[term.Id] = term;
            }
        }
    }
}