using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Sirenix.OdinInspector;
using UnityEngine;

namespace DDD
{
    [CreateAssetMenu(fileName = "RestaurantManagementSo", menuName = "GameState/RestaurantManagementSo")]
    public class RestaurantManagementSo : GameFlowTask
    {
        // TODO : 체크리스트 기능
        
        public ItemSlotUi ItemSlotUiPrefab;
        
        [Title("선택된 메뉴 상세 내용")]
        public TasteHashTagSlotUi TasteHashTagSlotUiPrefab;
        public Color FoodTasteOutlineColor = Color.magenta;
        public Color DrinkTasteOutlineColor = Color.magenta;
        
        [Title("오늘의 레스토랑 상태")]
        public int MaxFoodCount = 8;
        public int MaxDrinkCount = 6;
        public int MaxCookwareCount = 6;
        
        [Title("실시간 데이터")]
        [ReadOnly, ShowInInspector] private Dictionary<string, int> _todayFoodRecipeIds = new();
        [ReadOnly, ShowInInspector] private Dictionary<string, int> _todayDrinkRecipeIds = new();
        [ReadOnly, ShowInInspector] private List<string> _todayWorkerIds = new();
        [ReadOnly, ShowInInspector] private Dictionary<string, HashSet<string>> _cookwareToRecipeIds = new();
        
        public IReadOnlyDictionary<string, int> TodayFoodRecipeIds => _todayFoodRecipeIds;
        public IReadOnlyDictionary<string, int> TodayDrinkRecipeIds => _todayDrinkRecipeIds;
        public IReadOnlyList<string> TodayWorkerIds => _todayWorkerIds;
        public IReadOnlyDictionary<string, HashSet<string>> CookwareToRecipeIds => _cookwareToRecipeIds;
        
        public override Task OnReadyNewFlow(GameFlowState newFlowState)
        {
            if (newFlowState == GameFlowState.ReadyForRestaurant)
            {
                InitializeReadyForRestaurant();
            }
            
            return Task.CompletedTask;
        }

        private void InitializeReadyForRestaurant()
        {
            _todayFoodRecipeIds.Clear();
            _todayDrinkRecipeIds.Clear();
            _todayWorkerIds.Clear();
            _cookwareToRecipeIds.Clear();
        }

        public bool IsOpenable()
        {
            // TODO : 영업 가능한 상태인지 조건 추가 (최소 요리, 요리도구 배치 등)
            bool isExistedCookware = CookwareToRecipeIds.Count > 0;
            bool isExistedMatchedMenu = _cookwareToRecipeIds.Values.Any(recipeSet => recipeSet is { Count: > 0 });
            
            return isExistedCookware && isExistedMatchedMenu;
        }

        public bool TryAddTodayMenu(ItemViewModel model)
        {
            string recipeId = model.Id;
            
            if (model.ItemType != ItemType.Recipe) return false;

            if (DataManager.Instance.GetDataSo<RecipeDataSo>().TryGetDataById(recipeId, out RecipeData recipeData) == false) return false;
            
            bool added = false;
            
            if (recipeData.RecipeType == RecipeType.FoodRecipe)
            {
                if (_todayFoodRecipeIds.Count >= MaxFoodCount || _todayFoodRecipeIds.ContainsKey(recipeId)) return false;

                var foodData = DataManager.Instance.GetDataSo<FoodDataSo>().GetDataById(recipeData.RecipeResult);
                var craftableCount = foodData.GetCraftableCount();
                foodData.ConsumeAllCraftableIngredients();

                _todayFoodRecipeIds[recipeId] = craftableCount;
                added = true;
            }
            else if (recipeData.RecipeType == RecipeType.DrinkRecipe)
            {
                if (_todayDrinkRecipeIds.Count >= MaxDrinkCount || _todayDrinkRecipeIds.ContainsKey(recipeId)) return false;

                var drinkData = DataManager.Instance.GetDataSo<DrinkDataSo>().GetDataById(recipeData.RecipeResult);
                var craftableCount = drinkData.GetCraftableCount();
                drinkData.ConsumeAllCraftableIngredients();

                _todayDrinkRecipeIds[recipeId] = craftableCount;
                added = true;
            }

            if (added)
            {
                var cookwareKey = GetRequiredCookwareKey(recipeId);
                if (string.IsNullOrWhiteSpace(cookwareKey) == false && _cookwareToRecipeIds.TryGetValue(cookwareKey, out var recipeSet))
                {
                    recipeSet.Add(recipeId);
                }
                
                EventBus.Broadcast(RestaurantEvents.TodayMenuAddedEvent);
            }

            return added;
        }

        public bool TryRemoveTodayMenu(ItemViewModel model)
        {
            string recipeId = model.Id;
            var evt = RestaurantEvents.TodayMenuRemovedEvent;

            if (DataManager.Instance.GetDataSo<RecipeDataSo>().TryGetDataById(recipeId, out RecipeData recipeData) == false) return false;

            bool removed = false;
            int refundCount = 0;

            if (recipeData.RecipeType == RecipeType.FoodRecipe)
            {
                if (_todayFoodRecipeIds.TryGetValue(recipeId, out refundCount))
                {
                    removed = _todayFoodRecipeIds.Remove(recipeId);
                    evt.InventoryCategoryType = InventoryCategoryType.Food;

                    if (removed)
                    {
                        var foodData = DataManager.Instance.GetDataSo<FoodDataSo>().GetDataById(recipeData.RecipeResult);
                        foodData.RefundIngredients(refundCount);
                    }
                }
            }
            else if (recipeData.RecipeType == RecipeType.DrinkRecipe)
            {
                if (_todayDrinkRecipeIds.TryGetValue(recipeId, out refundCount))
                {
                    removed = _todayDrinkRecipeIds.Remove(recipeId);
                    evt.InventoryCategoryType = InventoryCategoryType.Drink;

                    if (removed)
                    {
                        var drinkData = DataManager.Instance.GetDataSo<DrinkDataSo>().GetDataById(recipeData.RecipeResult);
                        drinkData.RefundIngredients(refundCount);
                    }
                }
            }

            if (removed)
            {
                var cookwareKey = GetRequiredCookwareKey(recipeId);
                if (string.IsNullOrWhiteSpace(cookwareKey) == false && _cookwareToRecipeIds.TryGetValue(cookwareKey, out var recipeSet))
                {
                    recipeSet.Remove(recipeId);
                }

                EventBus.Broadcast(evt);
            }

            return removed;
        }

        public bool TryAddTodayCookware(ItemViewModel model)
        {
            var cookwareId = model.Id;
            
            if (model.HasItem == false || DataManager.Instance.GetDataSo<CookwareDataSo>().ContainsData(cookwareId) == false) return false;

            if (_cookwareToRecipeIds.Count >= MaxCookwareCount || _cookwareToRecipeIds.ContainsKey(cookwareId)) return false;
            
            _cookwareToRecipeIds[cookwareId] = new HashSet<string>();
            
            foreach (var recipeId in _todayFoodRecipeIds.Keys.Concat(_todayDrinkRecipeIds.Keys))
            {
                var required = GetRequiredCookwareKey(recipeId);
                if (required == cookwareId)
                {
                    _cookwareToRecipeIds[cookwareId].Add(recipeId);
                }
            }
            
            EventBus.Broadcast(RestaurantEvents.TodayMenuAddedEvent);

            return true;
        }
        
        public bool IsContainTodayMenu(string recipeId)=> _todayFoodRecipeIds.ContainsKey(recipeId) || _todayDrinkRecipeIds.ContainsKey(recipeId);

        public bool TryRemoveTodayCookware(ItemViewModel model)
        {
            var cookwareId = model.Id;

            if (DataManager.Instance.GetDataSo<CookwareDataSo>().ContainsData(cookwareId) == false) return false;

            if (_cookwareToRecipeIds.Remove(cookwareId) == false) return false;

            var evt = RestaurantEvents.TodayMenuRemovedEvent;
            evt.InventoryCategoryType = InventoryCategoryType.Cookware;
            EventBus.Broadcast(evt);
            
            return true;
        }
        
        private string GetRequiredCookwareKey(string recipeId)
        {
            if (DataManager.Instance.GetDataSo<RecipeDataSo>().TryGetDataById(recipeId, out var recipeData) == false) return null;

            var resultKey = recipeData.RecipeResult;

            return recipeData.RecipeType switch
            {
                RecipeType.FoodRecipe => DataManager.Instance.GetDataSo<FoodDataSo>().GetDataById(resultKey).CookwareKey,
                RecipeType.DrinkRecipe => DataManager.Instance.GetDataSo<DrinkDataSo>().GetDataById(resultKey).CookwareKey,
                _ => null
            };
        }

        public bool IsCookwareMatched(string recipeId)
        {
            return _cookwareToRecipeIds.Values.Any(recipeHashSets => recipeHashSets.Contains(recipeId));
        }
    }
}