@using System
@using System.Collections.Generic
@using System.Linq
@using Resto.Front.PrintTemplates.Cheques.Razor
@using Resto.Front.PrintTemplates.Cheques.Razor.TemplateModels

@inherits TemplateBase<IReceiptCheque>

@{
  var chequeTask = Model.ChequeTask;
  var order = Model.Order;

  var sum = chequeTask.Sales.Sum(sale => sale.GetCost() - sale.DiscountSum + sale.IncreaseSum).RoundMoney();
}
            
<doc>
  @if (!Model.ChequeInfo.IsForReport)
  {
    <left>
      <split>
        <whitespace-preserve>@Model.CommonInfo.CafeSetup.BillHeader</whitespace-preserve>
      </split>
    </left>
  }
  <whitespace-preserve>@Raw(string.Join(Environment.NewLine, Model.Extensions.BeforeCheque))</whitespace-preserve>
  @if (!Model.ChequeInfo.IsForReport)
  {
    <pair left="@string.Format(Resources.CashRegisterFormat, Model.ChequeInfo.Session.CashRegisterNumber)" right="@Model.CommonInfo.Group.Name" />
    <pair left="@Resources.HeadCashRegisterShift" right="@Model.ChequeInfo.Session.Number" />
<pair left="@Resources.CurrentDate" right="@FormatLongDateTime(Model.ChequeInfo.OperationTime)" />
  }
  <center>
    @(chequeTask.IsStorno ? Resources.StornoCheque : chequeTask.IsBuy ? Resources.OrderBuyReceipt : Resources.OrderPaymentReceipt)
  </center>
  
  <pair
    left="@string.Format(Resources.BillHeaderCashierPattern, chequeTask.CashierName)"
    right="@string.Format(Resources.BillHeaderOrderNumberPattern, order.Number)" />
  <left>
    @string.Format(Resources.BillHeaderWaiterPattern, order.Waiter.GetNameOrEmpty())
  </left>
  
   <pair left="@string.Format(Resources.BillHeaderTablePattern, order.Table.Number)" />
<left>
  Guest: @(order.Delivery != null ? order.Delivery.PersonCount : order.Guests.Count())
</left>
  
  @foreach (var clientInfo in
    from discountItem in order.DiscountItems
    where discountItem.CardInfo != null
    select discountItem.CardInfo into cardInfo
    select string.IsNullOrWhiteSpace(cardInfo.MaskedCard) ? cardInfo.Owner : string.Format("{0} ({1})", cardInfo.Owner, cardInfo.MaskedCard) into clientInfo
    where !string.IsNullOrWhiteSpace(clientInfo)
    select clientInfo)
  {
    <left>
      @string.Format(Resources.ClientFormat, clientInfo)
    </left>
  }
  @Sales(chequeTask)
  @if (chequeTask.ResultSum != sum)
  {
    <pair left="@Resources.BillFooterTotalPlain" right="@FormatMoney(sum)" />
  }
  @if (chequeTask.PrintNds)
  {
      @Vats(chequeTask)
  }
  <pair left="@Resources.BillFooterTotal" right="@FormatMoney(chequeTask.ResultSum)" />
  @Payments(chequeTask)
  @if (!Model.ChequeInfo.IsForReport)
  {
    <center>
      @string.Format(Resources.AllSumsInFormat, Model.CommonInfo.CafeSetup.CurrencyName)
    </center>
    <np />
    <center>
      <split>
        <whitespace-preserve>@Model.CommonInfo.CafeSetup.BillFooter</whitespace-preserve>
      </split>
    </center>
  }
  @if (!chequeTask.IsStorno)
  {
    <np />
    <line />
    <center>
      @Resources.Signature
    </center>
  }
  <whitespace-preserve>@Raw(string.Join(Environment.NewLine, Model.Extensions.AfterCheque))</whitespace-preserve>
</doc>

@helper Sales(IChequeTask chequeTask)
{
  <line />
  if (chequeTask.Sales.IsEmpty())
  {
    @Resources.ZeroChequeBody
    <line />
  }
  else if (Model.IsFullCheque)
  {
    <table>
      <columns>
        <column formatter="split" />
        <column align="right" autowidth="" />
        <column align="right" autowidth="" />
      </columns>
      <cells>
        @if (!Model.ChequeInfo.IsForReport)
        {
          <ct>@Resources.NameTitle</ct>
          <ct>@Resources.AmountWithPriceTitle</ct>
          <ct>@Resources.ProductSum</ct>
          <linecell />
        }
        @foreach (var sale in chequeTask.Sales)
        {
          <c>@sale.Name</c>
          <ct>@string.Format("{0}x{1}", FormatAmount(sale.Amount), FormatMoneyMin(sale.Price))</ct>
          <ct>@FormatMoney(sale.GetCost())</ct>
        }
      </cells>
    </table>
    <line />
    
    var discountItems = chequeTask.Sales
      .Where(s => s.DiscountSum != 0m)
      .GroupBy(s => s.DiscountPercent)
      .Select(g => new {
        Name = Resources.Discount,
        Percent = g.Key,
        Sum = g.Sum(s => s.DiscountSum)
      });

    var increaseItems = chequeTask.Sales
      .Where(s => s.IncreaseSum != 0m)
      .GroupBy(s => s.IncreasePercent)
      .Select(g => new {
        Name = Resources.Increase,
        Percent = g.Key,
        Sum = g.Sum(s => s.IncreaseSum)
      });

    if (discountItems.Any() || increaseItems.Any())
    {
      
      foreach (var item in discountItems.Concat(increaseItems))
      {
        <pair left="@string.Format(item.Name)" 
              right="@FormatMoney(item.Sum)" />
      }
      
      <line />
    }
  }
}

@helper Vats(IChequeTask chequeTask)
{
  var vats = chequeTask.Sales
    .GroupBy(sale => sale.NdsPercent)
    .Where(group => group.Key > 0m)
    .Select(group => Tuple.Create(group.Key, group.Sum(sale => (sale.ResultSum - sale.ResultSum / (1m + @group.Key / 100m)).RoundMoney())))
    .ToList();
      
  var vatSum = vats.Sum(tuple => tuple.Item2);

  if (vatSum != 0)
  {
    <pair left="@Resources.ResultSumWithoutNds" right="@FormatMoney(chequeTask.ResultSum - vatSum)" />
    foreach (var percentAndSum in vats)
    {
      <pair left="@string.Format(Resources.VatFormat, FormatPercent(percentAndSum.Item1))" right="@FormatMoney(percentAndSum.Item2)" />
    }
    if (vats.Count > 1)
    {
      <pair left="@Resources.VatSum" right="@FormatMoney(vatSum)" />
    }
  }
}

@helper Payments(IChequeTask chequeTask)
{
  <line />
  foreach (var prepayItem in chequeTask.Prepayments)
  {
    <pair left="@string.Format(Resources.PrepayTemplate, prepayItem.PaymentTypeName)" right="@FormatMoney(prepayItem.Sum)" />
  }

  if (chequeTask.CashPayment != 0m || (chequeTask.CardPayments.IsEmpty() && chequeTask.AdditionalPayments.IsEmpty()))
  {
    @Payment(Resources.Cash, chequeTask.CashPayment)
  }
  foreach (var cardPaymentItem in chequeTask.CardPayments)
  {
    @Payment(string.Format(Resources.CardPattern, cardPaymentItem.PaymentTypeName), cardPaymentItem.Sum, cardPaymentItem.Comment)
  }
  foreach (var additionalPaymentItem in chequeTask.AdditionalPayments)
  {
    @Payment(additionalPaymentItem.PaymentTypeName, additionalPaymentItem.Sum, additionalPaymentItem.Comment)
  }

  var orderPaymentsSumWithoutPrepay = chequeTask.CashPayment + chequeTask.CardPayments.Sum(p => p.Sum) + chequeTask.AdditionalPayments.Sum(p => p.Sum);
  var orderPaymentsSumWithPrepay = orderPaymentsSumWithoutPrepay + SetSign(chequeTask.Prepayments.Sum(p => p.Sum));
  var changeSum = Math.Max(orderPaymentsSumWithPrepay - chequeTask.ResultSum, 0m);
  
  var hasMultiplePayments = ((chequeTask.CashPayment != 0m ? 1 : 0) +
                              chequeTask.CardPayments.Count() +
                              chequeTask.AdditionalPayments.Count() +
                              chequeTask.Prepayments.Count()) > 1;

  if (hasMultiplePayments)
  {
    <pair left="@Resources.Total" right="@FormatMoney(SetSign(orderPaymentsSumWithoutPrepay))" />
  }
  if (changeSum > 0m)
  {
    <pair left="@Resources.Change" right="@FormatMoney(changeSum)" />
  }
}

@helper Payment(string name, decimal sum, string comment = null)
{
  <pair left="@name" right="@FormatMoney(SetSign(sum))" />
  if (!string.IsNullOrWhiteSpace(comment))
  {
    <left>
      @comment
    </left>
  }
}

@functions
{
  private decimal SetSign(decimal sum)
  {
    return Model.ChequeTask.IsStorno ? -sum : sum;
  }
}