using BankYouBankruptBusinessLogic.OfficePackage.HelperModels;
using BankYouBankruptBusinessLogic.OfficePackage;
using BankYouBankruptContracts.BindingModels;
using BankYouBankruptContracts.BusinessLogicsContracts;
using BankYouBankruptContracts.SearchModels;
using BankYouBankruptContracts.StoragesContracts;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using BankYouBankruptContracts.ViewModels.Client.Reports;
using BankYouBankruptContracts.ViewModels;
using BankYouBankruptDataModels.Enums;
using BankYouBankruptContracts.ViewModels.Client.Default;
using DocumentFormat.OpenXml.Wordprocessing;
using System.Net.Mail;
using System.Reflection.PortableExecutable;
using Spire.Pdf.Graphics;
using DocumentFormat.OpenXml.Packaging;
using BankYouBankruptBusinessLogic.MailWorker;

namespace BankYouBankruptBusinessLogic.BusinessLogics
{
    public class ReportClientLogic : IReportClientLogic
    {
        private readonly ICreditingStorage _creditingStorage;
        private readonly IDebitingStorage _debitingStorage;
        private readonly ICardStorage _cardStorage;
        private readonly IMoneyTransferStorage _moneyTransferStorage;
        private readonly IClientStorage _clientStorage;

        private readonly AbstractSaveToExcel _saveToExcel;
        private readonly AbstractSaveToWord _saveToWord;
        private readonly AbstractSaveToPdf _saveToPdf;

        private readonly MailKitWorker _mailKitWorker;

        public ReportClientLogic(ICreditingStorage creditingStorage, IDebitingStorage debitingStorage,
            AbstractSaveToExcel saveToExcel, AbstractSaveToWord saveToWord, AbstractSaveToPdf saveToPdf,
            ICardStorage cardStorage, IMoneyTransferStorage moneyTransferStorage, 
            MailKitWorker mailKitWorker, IClientStorage clientStorage)
        {
            _creditingStorage = creditingStorage;
            _debitingStorage = debitingStorage;
            _cardStorage = cardStorage;
            _moneyTransferStorage = moneyTransferStorage;
            _clientStorage = clientStorage;

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

			_mailKitWorker = mailKitWorker;
        }

        public List<ReportClientViewModel>? GetCrediting(ReportBindingModel model)
        {
            return _creditingStorage.GetFilteredList(new CreditingSearchModel
            {
                DateFrom = model.DateFrom,
                DateTo = model.DateTo,
            }).Select(x => new ReportClientViewModel
            {
                OperationId = x.Id,
				CardNumber = x.CardNumber,
				SumOperation = x.Sum,
                DateComplite = x.DateOpen
            }).ToList();
        }

        public List<ReportClientViewModel>? GetDebiting(ReportBindingModel model)
        {
            return _debitingStorage.GetFilteredList(new DebitingSearchModel
            {
                DateTo = model.DateFrom,
                DateFrom = model.DateTo,
            }).Select(x => new ReportClientViewModel
            {
                OperationId = x.Id,
                CardNumber = x.CardNumber,
                SumOperation = x.Sum,
                DateComplite = x.DateClose
            }).ToList();
        }

        //для excel отчёта по переводам между счетов
        public List<MoneyTransferViewModel>? GetMoneyTransfer(ReportBindingModel model)
        {
            //список счетов по выбранным картам
            List<int> accountId = new();

            foreach(var index in model.CardList)
            {
                accountId.Add(_cardStorage.GetElement(new CardSearchModel { Id = index}).AccountId);
            }

            var list = accountId.ToHashSet().ToList();

            List<MoneyTransferViewModel> totalList = new();

            foreach (var index in list)
            {
				var result = _moneyTransferStorage.GetFilteredList(new MoneyTransferSearchModel
				{
					AccountSenderId = index,
                    AccountPayeeId = index
				}).OrderBy(x => x.AccountSenderId).ToList();

                totalList.AddRange(result);
			}

            return totalList;
        }

		//для excel отчёта по пополнениям карты
		public List<CreditingViewModel> GetExcelCrediting(ReportBindingModel model)
        {
			List<CreditingViewModel> totalList = new();

			foreach (var index in model.CardList)
			{
				var result = _creditingStorage.GetFilteredList(new CreditingSearchModel
				{
					CardId = index
				});

				totalList.AddRange(result);
			}

			return totalList;
		}

		//для excel отчёта по снятиям с карты
		public List<DebitingViewModel> GetExcelDebiting(ReportBindingModel model)
		{
			List<DebitingViewModel> totalList = new();

			foreach (var index in model.CardList)
			{
				var result = _debitingStorage.GetFilteredList(new DebitingSearchModel
				{
					CardId = index
				});

				totalList.AddRange(result);
			}

			return totalList;
		}

        public void SaveToExcelFile(ReportBindingModel model, OfficeOperationEnum operationEnum)
        {
            if(operationEnum == OfficeOperationEnum.Между_cчетами)
            {
				_saveToExcel.CreateReport(new ExcelInfo
				{
					FileName = model.FileName,
                    Title = "Отчёт по переводам",
					MoneyTransfer = GetMoneyTransfer(model)
				}, operationEnum);
			}

			if (operationEnum == OfficeOperationEnum.Пополнение_карт)
			{
                _saveToExcel.CreateReport(new ExcelInfo
                {
                    FileName = model.FileName,
                    Title = "Отчёт по пополнениям (переводам из налички на карту)",
                    Crediting = GetExcelCrediting(model)
                }, operationEnum);
			}

			if (operationEnum == OfficeOperationEnum.Cнятие_с_карты)
			{
				_saveToExcel.CreateReport(new ExcelInfo
				{
					FileName = model.FileName,
					Title = "Отчёт по снятиям денежных средств",
					Debiting = GetExcelDebiting(model)
				}, operationEnum);
			}
		}

        public void SaveToWordFile(ReportBindingModel model, OfficeOperationEnum operationEnum)
        {
			if (operationEnum == OfficeOperationEnum.Между_cчетами)
			{
				_saveToWord.CreateDoc(new WordInfo
				{
					FileName = model.FileName,
					Title = "Отчёт по переводам",
					MoneyTransfer = GetMoneyTransfer(model)
				}, operationEnum);
			}

			if (operationEnum == OfficeOperationEnum.Пополнение_карт)
			{
				_saveToWord.CreateDoc(new WordInfo
				{
					FileName = model.FileName,
					Title = "Отчёт по пополнениям (переводам из налички на карту)",
					Crediting = GetExcelCrediting(model)
				}, operationEnum);
			}

			if (operationEnum == OfficeOperationEnum.Cнятие_с_карты)
			{
				_saveToWord.CreateDoc(new WordInfo
				{
					FileName = model.FileName,
					Title = "Отчёт по снятиям денежных средств",
					Debiting = GetExcelDebiting(model)
				}, operationEnum);
			}
		}

        //отчёт в формате PDF для клиента
		public ReportClientViewModelForHTML SaveClientReportToPdfFile(ReportBindingModel model)
		{
            var listCreditings = GetCrediting(model);
            var listDebitings = GetDebiting(model);

			_saveToPdf.CreateDoc(new PdfInfo
			{
				FileName = model.FileName,
				Title = "Отчёт по операциям с картами",
				DateFrom = model.DateFrom!.Value,
				DateTo = model.DateTo!.Value,
				ReportCrediting = listCreditings,
                ReportDebiting = listDebitings
            });

            byte[] pdf = System.IO.File.ReadAllBytes("C:\\Users\\Programmist73\\Desktop\\Практика\\2-й курс\\4-й семестр\\CourseWork_BankYouBankrupt\\BankYouBankrupt\\BankYouBankruptRestAPI\\Отчёт_по_картам.pdf");

			_mailKitWorker.SendMailAsync(new()
            {
                MailAddress = model.Email,
                Subject = "Отчёт по картам",
                Text = $"За период с {model.DateFrom} " +
                    $"по {model.DateTo}.",
                File = pdf,
                Role = model.Role
            });

            //возврат полученных списков для отображения на вебе
            return new ReportClientViewModelForHTML
            {
                ReportCrediting = listCreditings,

                ReportDebiting = listDebitings
            };
		}
	}
}