using PlumbingRepairBusinessLogic.OfficePackage;
using PlumbingRepairBusinessLogic.OfficePackage.HelperModels;
using PlumbingRepairContracts.BindingModels;
using PlumbingRepairContracts.BusinessLogicsContracts;
using PlumbingRepairContracts.SearchModels;
using PlumbingRepairContracts.StoragesContracts;
using PlumbingRepairContracts.ViewModels;

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

        private readonly IWorkStorage _workStorage;

        private readonly IOrderStorage _orderStorage;
        private readonly IShopStorage _shopStorage;

        private readonly AbstractSaveToExcel _saveToExcel;

        private readonly AbstractSaveToWord _saveToWord;

        private readonly AbstractSaveToPdf _saveToPdf;

        public ReportLogic(IWorkStorage workStorage, IComponentStorage componentStorage, IOrderStorage orderStorage, IShopStorage shopStorage, 
            AbstractSaveToExcel saveToExcel, AbstractSaveToWord saveToWord, AbstractSaveToPdf saveToPdf)
        {
            _workStorage = workStorage;
            _componentStorage = componentStorage;
            _orderStorage = orderStorage;
            _shopStorage = shopStorage;

            _saveToExcel = saveToExcel;
            _saveToWord = saveToWord;
            _saveToPdf = saveToPdf;  
        }

        /// <summary>
        /// Получение списка компонент с указанием, в каких изделиях используются
        /// </summary>
        /// <returns></returns>
        public List<ReportWorkComponentViewModel> GetWorkComponent()
        {

            var works = _workStorage.GetFullList();

            var list = new List<ReportWorkComponentViewModel>();

            foreach (var work in works)
            {
                var record = new ReportWorkComponentViewModel
                {
                    WorkName = work.WorkName,
                    Components = new List<(string Component, int count)>(),
                    TotalCount = 0
                };
                foreach (var component in work.WorkComponents)
                {
                        record.Components.Add(new (component.Value.Item1.ComponentName, component.Value.Item2));
                        record.TotalCount += component.Value.Item2;
                }

                list.Add(record);
            }

            return list;
        }

        public List<ReportShopWorkViewModel> GetShopWork()
        {

            var shops = _shopStorage.GetFullList();

            var list = new List<ReportShopWorkViewModel>();

            foreach (var shop in shops)
            {
                var record = new ReportShopWorkViewModel
                {
                    ShopName = shop.ShopName,
                    Works = new List<(string Work, int count)>(),
                    TotalCount = 0
                };
                foreach (var work in shop.ShopWorks)
                {
                    record.Works.Add(new(work.Value.Item1.WorkName, work.Value.Item2));
                    record.TotalCount += work.Value.Item2;
                }

                list.Add(record);
            }

            return list;
        }

        /// <summary>
        /// Получение списка заказов за определенный период
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        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,
                        WorkName = x.WorkName,
                        Status = x.Status.ToString(),
                        Sum = x.Sum
                    })
                    .ToList();
        }

        public List<ReportOrderByDateViewModel> GetOrdersByDate()
        {
            return _orderStorage.GetFullList()
                    .GroupBy(x => x.DateCreate.Date)
                    .Select(x => new ReportOrderByDateViewModel
                    {
                        DateCreate = x.Key,
                        Count = x.Count(),
                        Sum = x.Sum(x=> x.Sum)
                    })
                    .ToList();
        }

        /// <summary>
        /// Сохранение компонент в файл-Word
        /// </summary>
        /// <param name="model"></param>
        public void SaveComponentsToWordFile(ReportBindingModel model)
        {
            _saveToWord.CreateDoc(new WordInfo
            {
                FileName = model.FileName,
                Title = "Список работ",
                Works = _workStorage.GetFullList()
            });
        }
        public void SaveShopsToWordFile(ReportBindingModel model)
        {
            _saveToWord.CreateDocShopTable(new WordInfoShopTable
            {
                FileName = model.FileName,
                Title = "Список магазинов",
                Shops = _shopStorage.GetFullList()
            });
        }

        /// <summary>
        /// Сохранение компонент с указаеним продуктов в файл-Excel
        /// </summary>
        /// <param name="model"></param>
        public void SaveWorkComponentToExcelFile(ReportBindingModel model)
        {
            _saveToExcel.CreateReport(new ExcelInfo
            {
                FileName = model.FileName,
                Title = "Список работ",
                WorkComponents = GetWorkComponent()
            });
        }
        public void SaveShopWorkToExcelFile(ReportBindingModel model)
        {
            _saveToExcel.CreateReportShop(new ExcelInfoShop
            {
                FileName = model.FileName,
                Title = "Список магазинов",
                ShopWorks = GetShopWork()
            });
        }

        /// <summary>
        /// Сохранение заказов в файл-Pdf
        /// </summary>
        /// <param name="model"></param>
        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 void SaveOrdersByDateToPdfFile(ReportBindingModel model)
        {
            _saveToPdf.CreateDocOrdersByDate(new PdfInfoOrdersByDate
            {
                FileName = model.FileName,
                Title = "Список заказов",
                Orders = GetOrdersByDate()
            });
        }
    }
}