using PrecastConcretePlantBusinessLogic.OfficePackage;
using PrecastConcretePlantBusinessLogic.OfficePackage.HelperModels;
using PrecastConcretePlantContracts.BindingModels;
using PrecastConcretePlantContracts.BusinessLogicsContracts;
using PrecastConcretePlantContracts.SearchModels;
using PrecastConcretePlantContracts.StoragesContract;
using PrecastConcretePlantContracts.ViewModels;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace PrecastConcretePlantBusinessLogic.BusinessLogic
{
    public class ReportLogic : IReportLogic
    {
        private readonly IComponentStorage _componentStorage;

        private readonly IReinforcedStorage _reinforcedStorage;

        private readonly IOrderStorage _orderStorage;

        private readonly AbstractSaveToExcel _saveToExcel;

        private readonly AbstractSaveToWord _saveToWord;

        private readonly AbstractSaveToPdf _saveToPdf;

        public ReportLogic(IReinforcedStorage ReinforcedStorage, IComponentStorage componentStorage, IOrderStorage orderStorage,
            AbstractSaveToExcel saveToExcel, AbstractSaveToWord saveToWord, AbstractSaveToPdf saveToPdf)
        {
            _reinforcedStorage = ReinforcedStorage;
            _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<ReportReinforcedComponentViewModel> GetReinforcedComponent()
        {
            var reinforceds = _reinforcedStorage.GetFullList();
            var list = new List<ReportReinforcedComponentViewModel>();
            foreach (var reinforced in reinforceds)
            {
                var record = new ReportReinforcedComponentViewModel
                {
                    ReinforcedName = reinforced.ReinforcedName,
                    Components = reinforced.ReinforcedComponents.Values.Select(x => Tuple.Create(x.Item1.ComponentName, x.Item2)).ToList(),
                    TotalCount = reinforced.ReinforcedComponents.Values.Select(x => x.Item2).Sum(),
                };
                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,
                        ReinforcedName = x.ReinforcedName,
                        OrderStatus = Convert.ToString(x.Status) ?? string.Empty,
                        Sum = x.Sum
                    })
                    .ToList();
        }

        /// <summary>
        /// Сохранение изделий в файл-Word
        /// </summary>
        /// <param name="model"></param>
        public void SaveReinforcedsToWordFile(ReportBindingModel model)
        {
            _saveToWord.CreateDoc(new WordInfo
            {
                FileName = model.FileName,
                Title = "Список изделий",
                Reinforceds = _reinforcedStorage.GetFullList()
            });
        }

        /// <summary>
        /// Сохранение изделий с указаеним продуктов в файл-Excel
        /// </summary>
        /// <param name="model"></param>
        public void SaveReinforcedComponentToExcelFile(ReportBindingModel model)
        {
            _saveToExcel.CreateReport(new ExcelInfo
            {
                FileName = model.FileName,
                Title = "Список изделий",
                ReinforcedComponents = GetReinforcedComponent()
            });
        }

        /// <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)
            });
        }
    }
}