using GiftShopBusinessLogic.OfficePackage.HelperModels;
using GiftShopBusinessLogic.OfficePackage;
using GiftShopContracts.BindingModels;
using GiftShopContracts.BusinessLogicsContracts;
using GiftShopContracts.SearchModels;
using GiftShopContracts.StoragesContracts;
using GiftShopContracts.ViewModels;

namespace GiftShopBusinessLogic.BusinessLogics
{
    public class ReportLogic : IReportLogic
    {
        private readonly IComponentStorage _componentStorage;

        private readonly IGiftStorage _giftStorage;
        
        private readonly IOrderStorage _orderStorage;

		private readonly IShopStorage _shopStorage;

		private readonly AbstractSaveToExcel _saveToExcel;
        
        private readonly AbstractSaveToWord _saveToWord;
        
        private readonly AbstractSaveToPdf _saveToPdf;
        
        public ReportLogic(IGiftStorage giftStorage, IComponentStorage componentStorage, IOrderStorage orderStorage, IShopStorage shopStorage,
        AbstractSaveToExcel saveToExcel, AbstractSaveToWord saveToWord, AbstractSaveToPdf saveToPdf)
        {
            _giftStorage = giftStorage;
            _componentStorage = componentStorage;
            _orderStorage = orderStorage;
            _shopStorage = shopStorage;

            _saveToExcel = saveToExcel;
            _saveToWord = saveToWord;
            _saveToPdf = saveToPdf;
        }
        /// Получение списка компонент с указанием, в каких изделиях используются
        public List<ReportGiftComponentViewModel> GetGiftComponent()
        {
            return _giftStorage.GetFullList().Select(x => new ReportGiftComponentViewModel
            {
                GiftName = x.GiftName,
                Components = x.GiftComponents.Select(x => (x.Value.Item1.ComponentName, x.Value.Item2)).ToList(),
                TotalCount = x.GiftComponents.Select(x => x.Value.Item2).Sum()
            }).ToList();
        }
        /// Получение списка заказов за определенный период
        public List<ReportOrdersViewModel> GetOrders(ReportBindingModel model)
        {
            return _orderStorage.GetFilteredList(new OrderSearchModel
            {
                DateFrom = model.DateFrom,
                DateTo = model.DateTo
            })
            .Select(x => new ReportOrdersViewModel
            {
                Id = x.Id,
                DateCreate = x.DateCreate,
                GiftName = x.GiftName,
                Sum = x.Sum,
                Status = x.Status.ToString() ?? string.Empty
            })
           .ToList();
        }
        /// Сохранение компонент в файл-Word
        public void SaveGiftsToWordFile(ReportBindingModel model)
        {
            _saveToWord.CreateDoc(new WordInfo
            {
                FileName = model.FileName,
                Title = "Список изделий",
                Gifts = _giftStorage.GetFullList()
            });
        }
		// hard
		public void SaveShopsToWordFile(ReportBindingModel model)
		{
			var tmp = _shopStorage.GetFullList();
			_saveToWord.CreateTableDoc(new WordInfo
			{
				FileName = model.FileName,
				Title = "Список магазинов",
				Shops = _shopStorage.GetFullList()
			});
		}
	
		public void SaveGiftComponentToExcelFile(ReportBindingModel model)
        {
            _saveToExcel.CreateReport(new ExcelInfo
            {
                FileName = model.FileName,
                Title = "Список изделий",
                GiftComponents = GetGiftComponent()
            });
        }
    
        public void SaveOrdersToPdfFile(ReportBindingModel model)
        {
            _saveToPdf.CreateDoc(new PdfInfo
            {
                FileName = model.FileName,
                Title = "Список заказов",
                DateFrom = model.DateFrom!.Value,
                DateTo = model.DateTo!.Value,
                Orders = GetOrders(model)
            });
        }
        //
		public List<ReportDateOrdersViewModel> GetDatesOrders()
		{
			return _orderStorage.GetFullList().GroupBy(x => x.DateCreate.Date).Select(x => new ReportDateOrdersViewModel
			{
				DateOfOrders = x.Key,
				Count = x.Count(),
				Sum = x.Sum(y => y.Sum)
			}).ToList();
		}
		public List<ReportShopGiftViewModel> GetShopsGifts()
		{
			var shops = _shopStorage.GetFullList();
			var list = new List<ReportShopGiftViewModel>();
			foreach (var shop in shops)
			{
				var record = new ReportShopGiftViewModel
				{
					ShopName = shop.ShopName,
					Gifts = new List<Tuple<string, int>>(),
					TotalCount = 0
				};
				foreach (var gift in shop.ShopGifts)
				{
					record.Gifts.Add(new Tuple<string,
				   int>(gift.Value.Item1.GiftName, gift.Value.Item2));
					record.TotalCount +=
				   gift.Value.Item2;
				}
				list.Add(record);
			}
			return list;
		}
		public void SaveShopsGiftsToExcelFile(ReportBindingModel model)
		{
			_saveToExcel.CreateShopReport(new ExcelInfo
			{
				FileName = model.FileName,
				Title = "Загруженность магазинов",
				ShopGifts = GetShopsGifts()
			});
		}
		public void SaveDatesOrdersToPdfFile(ReportBindingModel model)
		{
			_saveToPdf.CreateReportDateDoc(new PdfInfo
			{
				FileName = model.FileName,
				Title = "Заказы по датам",
				DateOrders = GetDatesOrders()
			});
		}
	}
}