using IceCreamShopBusinessLogic.OfficePackage.HelperModels;
using IceCreamShopBusinessLogic.OfficePackage;
using IceCreamShopContracts.BindingModels;
using IceCreamShopContracts.BusinessLogicsContracts;
using IceCreamShopContracts.SearchModels;
using IceCreamShopContracts.StoragesContracts;
using IceCreamShopContracts.ViewModels;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace IceCreamShopBusinessLogic.BusinessLogic
{
    public class ReportLogic : IReportLogic
    {
        private readonly IComponentStorage _componentStorage;
        private readonly IIceCreamStorage _iceCreamStorage;
        private readonly IOrderStorage _orderStorage;
        private readonly IShopStorage _shopStorage;
        private readonly AbstractSaveToExcel _saveToExcel;
        private readonly AbstractSaveToWord _saveToWord;
        private readonly AbstractSaveToPdf _saveToPdf;
        public ReportLogic(IIceCreamStorage iceCreamStorage, IComponentStorage
       componentStorage, IOrderStorage orderStorage, IShopStorage shopStorage,
        AbstractSaveToExcel saveToExcel, AbstractSaveToWord saveToWord,
       AbstractSaveToPdf saveToPdf)
        {
            _iceCreamStorage = iceCreamStorage;
            _componentStorage = componentStorage;
            _orderStorage = orderStorage;
            _shopStorage = shopStorage;
            _saveToExcel = saveToExcel;
            _saveToWord = saveToWord;
            _saveToPdf = saveToPdf;
        }
        public List<ReportIceCreamComponentViewModel> GetIceCreamComponent()
        {
            var iceCreams = _iceCreamStorage.GetFullList();
            var list = new List<ReportIceCreamComponentViewModel>();
            foreach (var iceCream in iceCreams)
            {
                var record = new ReportIceCreamComponentViewModel
                {
                    IceCreamName = iceCream.IceCreamName,
                    Components = new List<Tuple<string, int>>(),
                    TotalCount = 0
                };
                foreach (var component in iceCream.IceCreamComponents)
                {
                        record.Components.Add(new Tuple<string,
                       int>(component.Value.Item1.ComponentName, component.Value.Item2));
                        record.TotalCount +=
                       component.Value.Item2;
                }
                list.Add(record);
            }
            return list;
        }

        public List<ReportShopIceCreamViewModel> GetShopsIceCreams()
        {
            var shops = _shopStorage.GetFullList();
            var list = new List<ReportShopIceCreamViewModel>();
            foreach (var shop in shops)
            {
                var record = new ReportShopIceCreamViewModel
                {
                    ShopName = shop.ShopName,
                    IceCreams = new List<Tuple<string, int>>(),
                    TotalCount = 0
                };
                foreach (var iceCream in shop.ShopIceCreams)
                {
                    record.IceCreams.Add(new Tuple<string,
                   int>(iceCream.Value.Item1.IceCreamName, iceCream.Value.Item2));
                    record.TotalCount +=
                   iceCream.Value.Item2;
                }
                list.Add(record);
            }
            return list;
        }
        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 void SaveDatesOrdersToPdfFile(ReportBindingModel model)
        {
            _saveToPdf.CreateReportDateDoc(new PdfInfo
            {
                FileName = model.FileName,
                Title = "Заказы по датам",
                DateOrders = GetDatesOrders()
            });
        }
        public void SaveShopsToWordFile(ReportBindingModel model)
        {
            var tmp =  _shopStorage.GetFullList();
            _saveToWord.CreateTableDoc(new WordInfo
            {
                FileName = model.FileName,
                Title = "Список магазинов",
                Shops = _shopStorage.GetFullList()
            });
        }
        public void SaveShopsIceCreamsToExcelFile(ReportBindingModel model)
        {
            _saveToExcel.CreateShopReport(new ExcelInfo
            {
                FileName = model.FileName,
                Title = "Загруженность магазинов",
                ShopIceCreams = GetShopsIceCreams()
            });
        }
        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,
                IceCreamName = x.IceCreamName,
                OrderStatus = x.Status.ToString(),
                Sum = x.Sum
            })
           .ToList();
        }
        public void SaveIceCreamToWordFile(ReportBindingModel model)
        {
            _saveToWord.CreateDoc(new WordInfo
            {
                FileName = model.FileName,
                Title = "Список мороженного",
                IceCreams = _iceCreamStorage.GetFullList()
            });
        }
        public void SaveIceCreamComponentToExcelFile(ReportBindingModel model)
        {
            _saveToExcel.CreateReport(new ExcelInfo
            {
                FileName = model.FileName,
                Title = "Список мороженного",
                IceCreamComponents = GetIceCreamComponent()
            });
        }
        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)
            });
        }
    }
}