using AutomobilePlantBusinessLogic.OfficePackage.HelperModels;
using AutomobilePlantBusinessLogic.OfficePackage;
using AutomobilePlantContracts.BindingModels;
using AutomobilePlantContracts.BusinessLogicContracts;
using AutomobilePlantContracts.SearchModels;
using AutomobilePlantContracts.StorageContracts;
using AutomobilePlantContracts.ViewModels;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AutomobilePlantBusinessLogic.BusinessLogics
{
    public class ReportLogic : IReportLogic
    {
        private readonly IComponentStorage _componentStorage;
        private readonly ICarStorage _carStorage;
        private readonly IOrderStorage _orderStorage;
        private readonly AbstractSaveToExcel _saveToExcel;
        private readonly AbstractSaveToWord _saveToWord;
        private readonly AbstractSaveToPdf _saveToPdf;
        public ReportLogic(ICarStorage carStorage, IComponentStorage componentStorage, IOrderStorage orderStorage, AbstractSaveToExcel saveToExcel, AbstractSaveToWord saveToWord, AbstractSaveToPdf saveToPdf)
        {
            _carStorage = carStorage;
            _componentStorage = componentStorage;
            _orderStorage = orderStorage;
            _saveToExcel = saveToExcel;
            _saveToWord = saveToWord;
            _saveToPdf = saveToPdf;
        }
        /// Получение списка компонент с указанием, в каких изделиях используются
        public List<ReportCarComponentViewModel> GetCarComponents()
        {
            var components = _componentStorage.GetFullList();
            var cars = _carStorage.GetFullList();
            var list = new List<ReportCarComponentViewModel>();
            foreach (var car in cars)
            {
                var record = new ReportCarComponentViewModel
                {
                    CarName = car.CarName,
                    Components = new List<(string Component, int Count)>(),
                    TotalCount = 0
                };
                foreach (var component in components)
                {
                    if (car.CarComponents.ContainsKey(component.Id))
                    {
                        record.Components.Add(new(component.ComponentName, car.CarComponents[component.Id].Item2));
                        record.TotalCount += car.CarComponents[component.Id].Item2;
                    }
                }
                list.Add(record);
            }
            return list;
        }
        /// 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,
                CarName = x.CarName,
                Sum = x.Sum,
                Status = x.Status.ToString(),
            })
           .ToList();
        }
        /// Сохранение компонент в файл-Word
        public void SaveCarsToWordFile(ReportBindingModel model)
        {
            _saveToWord.CreateDoc(new WordInfo
            {
                FileName = model.FileName,
                Title = "Список автомобилей",
                Cars = _carStorage.GetFullList()
            });
        }
        /// Сохранение компонент с указаеним продуктов в файл-Excel
        public void SaveCarComponentToExcelFile(ReportBindingModel model)
        {
            _saveToExcel.CreateReport(new ExcelInfo
            {
                FileName = model.FileName,
                Title = "Список автомобилей",
                CarComponents = GetCarComponents()
            });
        }
        /// Сохранение заказов в файл-Pdf
        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)
            });
        }

    }
}