using SushiBarBusinessLogic.OfficePackage;
using SushiBarBusinessLogic.OfficePackage.HelperModels;
using SushiBarContracts.BindingModels;
using SushiBarContracts.BusinessLogicsContracts;
using SushiBarContracts.SearchModels;
using SushiBarContracts.StoragesContracts;
using SushiBarContracts.ViewModels;

namespace SushiBarBusinessLogic.BusinessLogics
{
    public class ReportLogic : IReportLogic
    {
        private readonly IComponentStorage _componentStorage;
        private readonly ISushiStorage _sushiStorage;
        private readonly IOrderStorage _orderStorage;
        private readonly AbstractSaveToExcel _saveToExcel;
        private readonly AbstractSaveToWord _saveToWord;
        private readonly AbstractSaveToPdf _saveToPdf;
        public ReportLogic(ISushiStorage sushiStorage, IComponentStorage componentStorage,
            IOrderStorage orderStorage, AbstractSaveToExcel saveToExcel, AbstractSaveToWord saveToWord, AbstractSaveToPdf saveToPdf)
        {
            _sushiStorage = sushiStorage;
            _componentStorage = componentStorage;
            _orderStorage = orderStorage;
            _saveToExcel = saveToExcel;
            _saveToWord = saveToWord;
            _saveToPdf = saveToPdf;
        }
        /// <summary>
        /// Получение списка компонент с указанием, в каких изделиях используются
        /// </summary>
        /// <returns></returns>
        public List<ReportSushiComponentViewModel> GetSushiComponent()
        {
            var sushis = _sushiStorage.GetFullList();
            var list = new List<ReportSushiComponentViewModel>();
            foreach (var sushi in sushis)
            {
                var record = new ReportSushiComponentViewModel
                {
                    SushiName = sushi.SushiName,
                    Components = new List<Tuple<string, int>>(),
                    TotalCount = 0
                };
                foreach (var component in sushi.SushiComponents)
                {
                    record.Components.Add(new Tuple<string, int>(
                        component.Value.Item1.ComponentName,
                        component.Value.Item2
                        ));
                    record.TotalCount += component.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,
                SushiName = x.SushiName,
                OrderStatus = x.Status.ToString(),
                Sum = x.Sum
            })
           .ToList();
        }
        /// <summary>
        /// Сохранение компонент в файл-Word
        /// </summary>
        /// <param name="model"></param>
        public void SaveSushisToWordFile(ReportBindingModel model)
        {
            _saveToWord.CreateDoc(new WordInfo
            {
                FileName = model.FileName,
                Title = "Список суши",
                Sushis = _sushiStorage.GetFullList()
            });
        }
        /// <summary>
        /// Сохранение компонент с указаеним продуктов в файл-Excel
        /// </summary>
        /// <param name="model"></param>
        public void SaveSushiComponentToExcelFile(ReportBindingModel model)
        {
            _saveToExcel.CreateReport(new ExcelInfo
            {
                FileName = model.FileName,
                Title = "Список суши",
                SushiComponents = GetSushiComponent()
            });
        }
        /// <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)
            });
        }
    }
}