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using System.Collections.Generic ;
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using System.Linq ;
using System.Windows.Forms ;
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using Tanshu.Accounts.Contracts ;
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using Tanshu.Accounts.Entities ;
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using Tanshu.Accounts.Helpers ;
using Tanshu.Accounts.Print ;
using Tanshu.Accounts.Repository ;
using Tanshu.Common ;
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using System ;
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namespace Tanshu.Accounts.PointOfSale
{
public class BillController
{
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private readonly BillDict _bill ;
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private Voucher _voucher ;
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private Guid ? _editVoucherID ;
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private ISaleForm _saleForm ;
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public Waiter Waiter
{
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get { return _voucher . Waiter ; }
set { _voucher . Waiter = value ; }
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}
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public BillController ( Guid ? editVoucherID )
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{
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this . _editVoucherID = editVoucherID ;
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_bill = new BillDict ( ) ;
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_voucher = new Voucher ( Session . User ) ;
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using ( var bi = new CustomerBI ( ) )
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_voucher . Customer = bi . Get ( x = > x . CustomerID = = Constants . CASH_CUSTOMER ) ;
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using ( var bi = new WaiterBI ( ) )
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_voucher . Waiter = bi . Get ( x = > x . WaiterID = = Constants . WAITER ) ;
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}
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public BillItemValue CurrentProduct
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{
get
{
if ( _saleForm . BindingSource . Position = = - 1 )
return null ;
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var item = _bill . ElementAt ( _saleForm . BindingSource . Position ) ;
return item . Key . BillItemType = = BillItemType . Product ? item . Value : null ;
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}
}
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public BillItemKey CurrentKot
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{
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get
{
if ( _saleForm . BindingSource . Position = = - 1 )
return null ;
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var item = _bill . ElementAt ( _saleForm . BindingSource . Position ) ;
return item . Key . BillItemType = = BillItemType . Kot ? item . Key : null ;
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}
}
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public void InitGui ( ISaleForm saleForm )
{
this . _saleForm = saleForm ;
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this . _saleForm . SetCustomerDisplay ( _voucher . Customer . Name ) ;
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this . _saleForm . SetUserName ( Session . User . Name ) ;
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}
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public void AddProduct ( Product product )
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{
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var newKey = new BillItemKey ( product . ProductID , Guid . Empty ) ;
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if ( _bill . ContainsKey ( newKey ) )
{
_saleForm . BindingSource . CurrencyManager . Position = _bill . IndexOfKey ( newKey ) ;
_bill [ newKey ] . Quantity + = 1 ;
}
else
{
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var billItemValue = new BillItemValue ( product ) ;
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var old = _bill . FirstOrDefault ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . ProductID = = newKey . ProductID ) ;
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if ( old . Key ! = null )
{
billItemValue . Discount = old . Value . Discount ;
billItemValue . Price = old . Value . Price ;
}
_bill . Add ( newKey , billItemValue ) ;
_saleForm . BindingSource . DataSource = _bill . Values . ToList ( ) ;
_saleForm . BindingSource . CurrencyManager . Position = _saleForm . BindingSource . CurrencyManager . Count - 1 ;
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using ( var bi = new ProductGroupModifierBI ( ) )
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if ( bi . HasCompulsoryModifier ( product . ProductGroup . ProductGroupID ) )
{
var item = CurrentProduct ;
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ShowModifiers ( item ) ;
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}
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}
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ShowAmount ( ) ;
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}
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public void ShowModifiers ( BillItemValue item )
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{
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if ( item . Printed )
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return ;
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using ( var frm = new ModifierForm ( Cache . ProductGroupModifiers ( item . Product . ProductGroup . ProductGroupID ) , item . Modifiers ) )
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{
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frm . ShowDialog ( ) ;
item . Modifiers = frm . Selection ;
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}
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ShowAmount ( ) ;
}
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public void SetDiscount ( )
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{
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if ( ! Session . IsAllowed ( "Discount" ) )
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return ; // throw new PermissionException("Not Allowed to give Discount");
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using ( var bi = new ProductGroupBI ( ) )
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{
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using ( var frm = new DiscountForm ( bi . GetProductGroupTypes ( ) ) )
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{
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if ( frm . ShowDialog ( ) = = DialogResult . OK )
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{
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HashSet < string > outList ;
var discount = frm . Selection ( out outList ) ;
discount = discount / 100 ;
if ( discount > 1 | | discount < 0 )
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return ; // throw new ValidationException("Invalid Discount Amount");
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foreach ( var item in _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & outList . Contains ( x . Value . Product . ProductGroup . GroupType ) ) )
{
var product = item . Value . Product ;
var maxDiscount = product . ProductGroup . DiscountLimit ;
if ( discount > item . Value . Product . ProductGroup . DiscountLimit )
MessageBox . Show ( string . Format ( "Maximum discount for {0} is {1:P}" , product . Name , maxDiscount ) ,
"Excessive Discount" , MessageBoxButtons . OK , MessageBoxIcon . Warning ) ;
item . Value . Discount = discount ;
}
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}
}
}
ShowAmount ( ) ;
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}
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public void SetQuantity ( decimal quantity , bool prompt )
{
var item = CurrentProduct ;
if ( ! Allowed ( item ) )
return ;
if ( item . Printed )
return ;
if ( prompt & & ! GetInput ( "Quantity" , ref quantity ) )
return ;
if ( ! prompt )
quantity + = item . Quantity ;
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if ( quantity < 0 & & ! Session . IsAllowed ( "Edit Printed Product" ) )
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return ;
var total = quantity + _bill . Where ( x = > x . Key . ProductID = = item . ProductID & & x . Key . BillItemType = = BillItemType . Product & & x . Value . Printed ) . Sum ( x = > x . Value . Quantity ) ;
if ( total < 0 )
quantity - = total ;
item . Quantity = quantity ;
ShowAmount ( ) ;
}
public void SetRate ( )
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{
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var item = CurrentProduct ;
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if ( item = = null )
throw new ValidationException ( "No Product Selected" ) ;
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if ( ! Session . IsAllowed ( "Change Rate" ) )
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throw new PermissionException ( "Rate Change not Allowed" ) ;
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var rate = item . Price ;
if ( ! GetInput ( "Price" , ref rate ) )
return ;
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if ( rate = = 0 & & ! Session . IsAllowed ( "NC Product" ) )
throw new PermissionException ( "NC of Product is not Allowed" ) ;
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foreach ( var sub in _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . ProductID = = item . ProductID ) )
sub . Value . Price = rate ;
ShowAmount ( ) ;
}
public void ShowCustomers ( bool reset )
{
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if ( ! reset & & ( ( _voucher . Customer = = null ) | | _voucher . Customer . CustomerID = = Constants . CASH_CUSTOMER ) )
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{
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using ( var selectCustomer = new SelectCustomer ( CustomerBI . StaticList , true ) )
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{
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selectCustomer . CustomerEvent + = selectCustomer_customerEvent ;
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selectCustomer . ShowDialog ( ) ;
if ( selectCustomer . SelectedItem ! = null )
{
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_voucher . Customer = selectCustomer . SelectedItem ;
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}
else
{
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using ( var bi = new CustomerBI ( ) )
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_voucher . Customer = bi . Get ( x = > x . CustomerID = = Constants . CASH_CUSTOMER ) ;
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}
}
}
else
{
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using ( var bi = new CustomerBI ( ) )
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_voucher . Customer = bi . Get ( x = > x . CustomerID = = Constants . CASH_CUSTOMER ) ;
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}
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_saleForm . SetCustomerDisplay ( _voucher . Customer . Name ) ;
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}
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private Customer selectCustomer_customerEvent ( object sender , CustomerEventArgs e )
{
using ( var form = new CustomersForm ( e . CustomerID , e . Phone ) )
{
form . ShowDialog ( ) ;
return form . Customer ;
}
}
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public void ShowWaiters ( bool reset )
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{
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if ( reset )
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{
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using ( var bi = new WaiterBI ( ) )
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_voucher . Waiter = bi . Get ( x = > x . WaiterID = = Constants . WAITER ) ;
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}
else
{
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using ( var selectWaiter = new SelectWaiter ( WaiterBI . StaticList , true ) )
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{
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selectWaiter . WaiterEvent + = selectWaiter_waiterEvent ;
selectWaiter . ShowDialog ( ) ;
if ( selectWaiter . SelectedItem ! = null )
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{
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_voucher . Waiter = selectWaiter . SelectedItem ;
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}
else
{
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using ( var bi = new WaiterBI ( ) )
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_voucher . Waiter = bi . Get ( x = > x . WaiterID = = Constants . WAITER ) ;
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}
}
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}
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_saleForm . SetWaiterDisplay ( _voucher . Waiter . Name ) ;
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}
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private Waiter selectWaiter_waiterEvent ( object sender , SelectorEventArgs < Waiter > e )
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{
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var waiter = e . Item ;
//if (!Thread.CurrentPrincipal.IsInRole("Waiter/Master"))
// return waiter;
using ( var bi = new WaiterBI ( ) )
{
switch ( e . Action )
{
case SelectorAction . Insert : // Add
bi . Insert ( waiter ) ;
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bi . SaveChanges ( ) ;
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e . Handled = true ;
return waiter ;
case SelectorAction . Update : // Edit
bi . Update ( waiter ) ;
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bi . SaveChanges ( ) ;
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e . Handled = true ;
return waiter ;
case SelectorAction . Delete : // Delete
bi . Delete ( x = > x . WaiterID = = waiter . WaiterID ) ;
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bi . SaveChanges ( ) ;
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e . Handled = true ;
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return bi . Get ( x = > x . WaiterID = = Constants . WAITER ) ;
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default :
e . Handled = true ;
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return bi . Get ( x = > x . WaiterID = = Constants . WAITER ) ;
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}
}
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}
private void ShowAmount ( )
{
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var taxAmount = _bill . Values . Sum ( b = > b . ServiceTaxAmount + b . VatAmount ) ;
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var discountAmount = _bill . Values . Sum ( b = > b . DiscountAmount ) ;
var grossAmount = _bill . Values . Sum ( b = > b . GrossAmount ) ;
var valueAmount = _bill . Values . Sum ( b = > b . Value ) ;
var serviceChargeAmount = _bill . Values . Sum ( b = > b . ServiceChargeAmount ) ;
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_saleForm . ShowAmount ( discountAmount , grossAmount , serviceChargeAmount , taxAmount , valueAmount ,
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_bill . Values . ToList ( ) ) ;
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}
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private static bool Allowed ( BillItemValue item )
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{
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return item ! = null ;
}
private static void IsPrintedOrVoid ( Voucher voucher , out bool isPrinted , out bool isVoid )
{
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using ( var bi = new VoucherBI ( ) )
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{
var dbVoucher = bi . Get ( x = > x . VoucherID = = voucher . VoucherID ) ;
isPrinted = dbVoucher . Printed ;
isVoid = dbVoucher . Void ;
}
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}
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private static bool IsPrintedOrVoid ( Voucher voucher )
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{
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using ( var bi = new VoucherBI ( ) )
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{
var dbVoucher = bi . Get ( x = > x . VoucherID = = voucher . VoucherID ) ;
return dbVoucher . Printed | | dbVoucher . Void ;
}
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}
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private static bool IsPrintedOrVoid ( Guid voucherID )
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{
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using ( var bi = new VoucherBI ( ) )
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{
var dbVoucher = bi . Get ( x = > x . VoucherID = = voucherID ) ;
return dbVoucher . Printed | | dbVoucher . Void ;
}
}
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private void InputBox_Validating ( object sender , InputBoxValidatingArgs e )
{
}
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private void LoadBill ( Guid voucherID )
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{
ClearBill ( ) ;
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using ( var bi = new VoucherBI ( ) )
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{
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_voucher = bi . Get ( x = > x . VoucherID = = voucherID ) ;
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_bill . Clear ( ) ;
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_saleForm . ShowInfo ( _voucher ) ;
_bill . Load ( _voucher ) ;
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var newKotKey = new BillItemKey ( Guid . Empty ) ;
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var newKotItem = new BillItemValue ( ) ;
_bill . Add ( newKotKey , newKotItem ) ;
ShowAmount ( ) ;
_saleForm . FormState = SaleFormState . Billing ;
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}
}
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public void LoadBill ( string tableName )
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{
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FoodTable table ;
using ( var bi = new FoodTableBI ( ) )
table = bi . Get ( x = > x . Name = = tableName ) ;
if ( table ! = null & & table . VoucherID . HasValue )
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{
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LoadBill ( table . VoucherID . Value ) ;
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}
else
{
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using ( var frm = new PaxForm ( ) )
{
frm . ShowDialog ( ) ;
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_voucher . Table = table ;
_voucher . Pax = frm . Pax ;
_saleForm . ShowInfo ( _voucher ) ;
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}
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}
}
public void CancelBillChanges ( )
{
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if ( _bill . Values . Any ( i = > i . Printed = = false ) & &
MessageBox . Show ( "Abandon Changes?" , "Abandon Changes" , MessageBoxButtons . YesNo ,
MessageBoxIcon . Question , MessageBoxDefaultButton . Button2 ) = = DialogResult . No )
return ;
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ClearBill ( ) ;
}
public void ClearBill ( )
{
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_voucher = new Voucher ( Session . User ) ;
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ShowCustomers ( true ) ;
ShowWaiters ( true ) ;
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_bill . Clear ( ) ;
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var newKotKey = new BillItemKey ( Guid . Empty ) ;
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var newKotItem = new BillItemValue ( ) ;
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_bill . Add ( newKotKey , newKotItem ) ;
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_saleForm . ClearBill ( _bill . Values . ToList ( ) ) ;
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}
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public SaleFormState FormLoad ( )
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{
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ClearBill ( ) ;
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if ( _editVoucherID . HasValue )
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{
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FoodTable ft = new FoodTableBI ( ) . Get ( x = > x . VoucherID = = _editVoucherID . Value ) ;
if ( ft = = null )
LoadBill ( _editVoucherID . Value ) ;
else
{
_editVoucherID = null ;
LoadBill ( ft . Name ) ;
}
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return SaleFormState . Billing ;
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}
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return SaleFormState . Waiting ;
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}
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internal void SettleBill ( )
{
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if ( _voucher . VoucherID = = Guid . Empty )
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return ;
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if ( ! _voucher . Printed )
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return ;
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if ( ! Session . IsAllowed ( "Settle Bill" ) )
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return ;
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IDictionary < SettleOption , decimal > options ;
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var amount = - 1 * _voucher . Kots . Sum ( x = > x . Inventories . Sum ( y = > y . Amount ) ) ;
using ( var frm = new SettleChoicesForm ( Math . Round ( amount ) * - 1 , _voucher . VoucherType ) )
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{
frm . ShowDialog ( ) ;
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options = frm . OptionsChosen ;
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}
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if ( options . Count = = 0 )
return ;
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using ( var bi = new VoucherBI ( ) )
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{
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bi . SettleVoucher ( Session . User , _voucher . VoucherID , options ) ;
if ( ! _editVoucherID . HasValue )
bi . UpdateTable ( x = > x . FoodTableID = = _voucher . Table . FoodTableID & & x . VoucherID = = _voucher . VoucherID , null , null ) ;
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bi . SaveChanges ( ) ;
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}
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ClearBill ( ) ;
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}
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#region Move Table ( s ) / Kot ( s )
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private static FoodTable GetTableForMove ( bool allowMerge )
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{
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using ( var bi = new FoodTableBI ( ) )
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{
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using ( var frm = new MoveTableForm ( bi . List ( x = > x . IsActive ) , allowMerge ) )
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{
frm . ShowDialog ( ) ;
if ( frm . Selection ! = null )
return frm . Selection ;
}
return null ;
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}
}
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internal void MoveKot ( )
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{
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if ( _voucher . VoucherID = = Guid . Empty )
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return ;
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if ( IsPrintedOrVoid ( _voucher ) )
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return ;
var kot = CurrentKot ;
if ( kot = = null )
return ;
var table = GetTableForMove ( true ) ;
if ( table = = null )
return ;
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if ( table . FoodTableID = = _voucher . Table . FoodTableID )
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return ;
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if ( table . VoucherID ! = null )
if ( IsPrintedOrVoid ( table . VoucherID . Value ) )
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return ;
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var kotCount = _bill . Keys . Count ( x = > x . BillItemType = = BillItemType . Kot & & x . KotID ! = Guid . Empty ) ;
var voucherID = Guid . Empty ;
if ( table . VoucherID = = null & & kotCount > 1 )
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//Move Kot
voucherID = MoveKot ( kot , table ) ;
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else if ( table . VoucherID ! = null & & kotCount > 1 )
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//Merge Kot
voucherID = MergeKot ( kot , table ) ;
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else if ( table . VoucherID = = null & & kotCount = = 1 )
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//Move Table
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voucherID = MoveTable ( table . FoodTableID ) ;
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else if ( table . VoucherID ! = null & & kotCount = = 1 )
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//Merge Table
voucherID = MergeTable ( table ) ;
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if ( voucherID ! = Guid . Empty )
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LoadBill ( voucherID ) ;
}
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internal void MoveTable ( )
{
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if ( _voucher . VoucherID = = Guid . Empty )
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return ;
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var allowMerge = ! IsPrintedOrVoid ( _voucher ) ;
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var table = GetTableForMove ( allowMerge ) ;
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if ( table = = null )
return ;
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if ( table . FoodTableID = = _voucher . Table . FoodTableID )
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return ;
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if ( table . VoucherID . HasValue )
if ( IsPrintedOrVoid ( table . VoucherID . Value ) )
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return ;
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LoadBill ( table . VoucherID . HasValue ? MergeTable ( table ) : MoveTable ( table . FoodTableID ) ) ;
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}
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private Guid MoveKot ( BillItemKey kot , FoodTable table )
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{
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if ( ! Session . IsAllowed ( "Move Kot to New Table" ) )
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return Guid . Empty ;
using ( var bi = new VoucherBI ( ) )
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{
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var newVoucherID = bi . MoveKot ( kot . KotID , table . FoodTableID ) ;
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bi . UpdateTable ( x = > x . FoodTableID = = table . FoodTableID & & x . VoucherID = = null , newVoucherID , "running" ) ;
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bi . SaveChanges ( ) ;
return newVoucherID ;
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}
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}
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private static Guid MergeKot ( BillItemKey kot , FoodTable table )
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{
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if ( ! Session . IsAllowed ( "Merge Kots" ) )
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return Guid . Empty ;
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using ( var bi = new VoucherBI ( ) )
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{
var newVoucherID = bi . MergeKot ( kot . KotID , table . Name ) ;
bi . SaveChanges ( ) ;
return newVoucherID ;
}
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}
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private Guid MoveTable ( Guid tableID )
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{
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if ( ! Session . IsAllowed ( "Move Table" ) )
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return Guid . Empty ;
using ( var bi = new VoucherBI ( ) )
{
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bi . MoveTable ( _voucher . VoucherID , tableID ) ;
bi . UpdateTable ( x = > x . FoodTableID = = tableID & & x . VoucherID = = null , _voucher . VoucherID , _voucher . Table . Status ) ;
bi . UpdateTable ( x = > x . FoodTableID = = _voucher . Table . FoodTableID & & x . VoucherID = = _voucher . VoucherID , null , null ) ;
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bi . SaveChanges ( ) ;
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return _voucher . VoucherID ;
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}
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}
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private Guid MergeTable ( FoodTable table )
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{
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if ( ! Session . IsAllowed ( "Merge Tables" ) )
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return Guid . Empty ;
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using ( var bi = new VoucherBI ( ) )
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{
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var newVoucherID = bi . MergeTables ( _voucher . VoucherID , table . Name ) ;
bi . UpdateTable ( x = > x . FoodTableID = = _voucher . Table . FoodTableID & & x . VoucherID = = _voucher . VoucherID , null , null ) ;
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bi . SaveChanges ( ) ;
return newVoucherID ;
}
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}
#endregion
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#region Save
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public void SaveKot ( )
{
#region Check if Allowed
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if ( ! Session . IsAllowed ( "Print Kot" ) )
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return ;
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if ( _voucher . VoucherID ! = Guid . Empty & & IsPrintedOrVoid ( _voucher ) )
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return ;
if ( _bill . Count = = 1 ) //new kot only
return ;
#endregion
//Save
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var saved = _voucher . VoucherID = = Guid . Empty ? InsertVoucher ( false , ! _editVoucherID . HasValue ) : UpdateVoucher ( false , ! _editVoucherID . HasValue ) ;
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//Print
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if ( ! _editVoucherID . HasValue & & saved . HasValue )
Thermal . PrintKot ( _voucher . VoucherID , saved . Value ) ;
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//Cleanup
if ( _editVoucherID . HasValue )
_saleForm . CloseWindow ( ) ;
else
ClearBill ( ) ;
}
public void SaveBill ( )
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{
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#region Check if Allowed
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if ( ! Session . IsAllowed ( "Print Bill" ) )
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return ; // throw new PermissionException("Printing not allowed");
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if ( _bill . Count = = 1 ) //new kot only
return ;
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bool isPrinted = false , isVoid = false ;
if ( _voucher . VoucherID ! = Guid . Empty )
IsPrintedOrVoid ( _voucher , out isPrinted , out isVoid ) ;
if ( isVoid )
{
MessageBox . Show ( string . Format ( "This Bill is already void.\nReason: {0}" , _voucher . VoidReason ) , "Bill already Voided" , MessageBoxButtons . OK , MessageBoxIcon . Error ) ;
return ;
}
if ( isPrinted & & ! Session . IsAllowed ( "Edit Printed Bill" ) )
return ;
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#endregion
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var amount = _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . KotID ! = Guid . Empty ) . Sum ( x = > x . Value . GrossAmount ) ;
SetDiscount ( ) ;
if ( isPrinted )
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{
SaveReprintOrDiscountBill ( amount ) ;
}
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else
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{
// Ask for VoucherType only for new bill, if none, then cancel
using ( var frm = new VoucherTypeForm ( ) )
{
frm . ShowDialog ( ) ;
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if ( ! frm . Selection . HasValue )
return ;
_voucher . VoucherType = frm . Selection . Value ;
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}
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var saved = _voucher . VoucherID = = Guid . Empty ? InsertVoucher ( true , ! _editVoucherID . HasValue ) : UpdateVoucher ( true , ! _editVoucherID . HasValue ) ;
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}
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Thermal . PrintBill ( _voucher . VoucherID ) ;
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if ( _editVoucherID . HasValue )
_saleForm . CloseWindow ( ) ;
ClearBill ( ) ;
}
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public void SplitBill ( )
{
#region Permissions
bool isPrinted , isVoid ;
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IsPrintedOrVoid ( _voucher , out isPrinted , out isVoid ) ;
if ( _voucher . VoucherID = = Guid . Empty | | isVoid )
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return ; // must be existing non void bill
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if ( ! Session . IsAllowed ( "Split Bill" ) )
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return ;
#endregion
#region Get Move List
HashSet < string > splitList = null ;
using ( var bi = new ProductGroupBI ( ) )
{
using ( var frm = new DiscountForm ( bi . GetProductGroupTypes ( ) ) )
if ( frm . ShowDialog ( ) = = DialogResult . OK )
frm . Selection ( out splitList ) ;
}
if ( splitList = = null | | splitList . Count = = 0 )
return ;
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var listFirst = _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . KotID ! = Guid . Empty & & splitList . Contains ( x . Value . Product . ProductGroup . GroupType ) ) ;
var listSecond = _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . KotID ! = Guid . Empty & & ! splitList . Contains ( x . Value . Product . ProductGroup . GroupType ) ) ;
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if ( listFirst . Count ( ) = = 0 | | listSecond . Count ( ) = = 0 )
return ; // all or none items selected to be moved
#endregion
var table = GetTableForMove ( false ) ;
if ( table = = null )
return ;
#region new voucherFirst
var voucherFirst = new Voucher ( Session . User )
{
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Customer = _voucher . Customer ,
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Table = table ,
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Waiter = _voucher . Waiter ,
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Printed = isPrinted ,
Void = false ,
Narration = "" ,
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VoucherType = _voucher . VoucherType
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} ;
var kotFirst = GetKot ( listFirst ) ;
if ( kotFirst ! = null )
voucherFirst . Kots . Add ( kotFirst ) ;
#endregion
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#region new voucherSecond
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var voucherSecond = new Voucher ( Session . User )
{
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Customer = _voucher . Customer ,
Table = _voucher . Table ,
Waiter = _voucher . Waiter ,
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Printed = isPrinted ,
Void = false ,
Narration = "" ,
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VoucherType = _voucher . VoucherType
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} ;
var kotSecond = GetKot ( listSecond ) ;
if ( kotSecond ! = null )
voucherSecond . Kots . Add ( kotSecond ) ;
#endregion
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using ( var bi = new VoucherBI ( ) )
{
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bi . SplitBill ( _voucher . VoucherID , voucherFirst , voucherSecond ) ;
var status = _voucher . Printed ? "printed" : "running" ;
bi . UpdateTable ( x = > x . FoodTableID = = voucherFirst . Table . FoodTableID & & x . VoucherID = = null , voucherFirst . VoucherID , status ) ;
bi . UpdateTable ( x = > x . FoodTableID = = voucherSecond . Table . FoodTableID & & x . VoucherID = = _voucher . VoucherID , voucherSecond . VoucherID , status ) ;
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bi . SaveChanges ( ) ;
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}
if ( isPrinted )
{
Thermal . PrintBill ( voucherFirst . VoucherID ) ;
Thermal . PrintBill ( voucherSecond . VoucherID ) ;
}
LoadBill ( voucherFirst . VoucherID ) ;
}
public void VoidBill ( )
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{
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#region Check conditions and Permissions
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if ( _voucher . VoucherID = = Guid . Empty )
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return ;
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if ( _voucher . Void )
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return ;
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if ( ! Session . IsAllowed ( "Void Bill" ) )
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return ;
if ( MessageBox . Show ( "Are you sure you want to void this bill?" , "Void Bill" , MessageBoxButtons . YesNo , MessageBoxIcon . Question , MessageBoxDefaultButton . Button2 ) ! = DialogResult . Yes )
return ;
#endregion
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2011-12-05 09:41:02 +00:00
var voidReason = new SelectVoidReason ( GetVoidReason , true ) ;
voidReason . ShowDialog ( ) ;
if ( voidReason . SelectedItem ! = null )
{
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using ( var bi = new VoucherBI ( ) )
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{
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bi . VoidBill ( _voucher . VoucherID , voidReason . SelectedItem . Description ) ;
if ( ! _editVoucherID . HasValue )
bi . UpdateTable ( x = > x . FoodTableID = = _voucher . Table . FoodTableID & & x . VoucherID = = _voucher . VoucherID , null , null ) ;
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bi . SaveChanges ( ) ;
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}
ClearBill ( ) ;
}
else
{
MessageBox . Show ( "Please Select a reason if you want to void the bill" , "Bill NOT Voided" , MessageBoxButtons . OK , MessageBoxIcon . Asterisk ) ;
}
}
private static List < StringType > GetVoidReason ( Dictionary < string , string > filter )
{
var list = new List < StringType >
{
new StringType ( "Discount" ) ,
new StringType ( "Printing Fault" ) ,
new StringType ( "Item Changed" ) ,
new StringType ( "Quantity Reduced" ) ,
new StringType ( "Costing Bill for Party" ) ,
new StringType ( "Cashier Mistake" ) ,
new StringType ( "Management Freesale" ) ,
new StringType ( "Other" )
} ;
return list . Where ( i = > i . Description . ToLower ( ) . Contains ( filter [ "Name" ] . ToLower ( ) . Trim ( ) ) ) . ToList ( ) ;
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}
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private void SaveReprintOrDiscountBill ( decimal oldAmount )
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{
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var amountChanged = oldAmount ! = _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . KotID ! = Guid . Empty ) . Sum ( x = > x . Value . GrossAmount ) ;
var itemsChanged = _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . KotID = = Guid . Empty ) . Count ( ) ! = 0 ;
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if ( amountChanged | | itemsChanged ) // Discount or Products changed
{
#region new voucherFirst
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var newVoucher = new Voucher ( Session . User )
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{
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Customer = _voucher . Customer ,
Table = _voucher . Table ,
Waiter = _voucher . Waiter ,
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Printed = true ,
Void = false ,
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Narration = "" ,
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VoucherType = _voucher . VoucherType
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} ;
var kotNew = GetKot ( _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product ) ) ;
if ( kotNew ! = null )
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newVoucher . Kots . Add ( kotNew ) ;
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#endregion
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using ( var bi = new VoucherBI ( ) )
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{
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bi . DiscountPrintedBill ( _voucher . VoucherID , newVoucher ) ;
bi . UpdateTable ( x = > x . FoodTableID = = _voucher . Table . FoodTableID & & ( x . VoucherID = = _voucher . VoucherID | | x . VoucherID = = null ) , newVoucher . VoucherID , "printed" ) ;
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bi . SaveChanges ( ) ;
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}
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_editVoucherID = null ;
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LoadBill ( newVoucher . VoucherID ) ;
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}
else
{
using ( var bi = new ReprintBI ( ) )
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{
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bi . Insert ( new Reprint ( ) { User = Session . User , Voucher = _voucher } ) ;
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bi . SaveChanges ( ) ;
}
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}
}
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private Guid ? InsertVoucher ( bool finalBill , bool updateTable )
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{
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_voucher . Printed = finalBill ;
_voucher . Void = false ;
_voucher . Narration = "" ;
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var kot = GetKot ( _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . KotID = = Guid . Empty & & x . Value . Quantity ! = 0 ) ) ;
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if ( kot = = null )
return null ;
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_voucher . Kots . Add ( kot ) ;
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using ( var bi = new VoucherBI ( ) )
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{
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var kotID = bi . Insert ( _voucher ) ;
if ( updateTable )
{
var status = ! _voucher . Printed ? "running" : "printed" ;
bi . UpdateTable ( x = > x . FoodTableID = = _voucher . Table . FoodTableID & & x . VoucherID = = null , _voucher . VoucherID , status ) ;
}
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bi . SaveChanges ( ) ;
return kotID ;
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}
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}
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private Guid ? UpdateVoucher ( bool finalBill , bool updateTable )
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{
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using ( var bi = new VoucherBI ( ) )
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{
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var voucher = bi . Get ( x = > x . VoucherID = = _voucher . VoucherID ) ;
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voucher . User = Session . User ;
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voucher . Customer = _voucher . Customer ;
voucher . Waiter = _voucher . Waiter ;
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voucher . Printed = finalBill ;
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voucher . VoucherType = _voucher . VoucherType ;
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foreach ( var item in _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . KotID ! = Guid . Empty ) )
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{
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var i = voucher . Kots . Single ( x = > x . KotID = = item . Key . KotID ) . Inventories . Single ( x = > x . Product . ProductID = = item . Key . ProductID ) ;
i . Discount = item . Value . Discount ;
i . Price = item . Value . Price ;
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}
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if ( ! _voucher . Printed )
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{
var kot = GetKot ( _bill . Where ( x = > x . Key . BillItemType = = BillItemType . Product & & x . Key . KotID = = Guid . Empty & & x . Value . Quantity ! = 0 ) ) ;
if ( kot ! = null )
voucher . Kots . Add ( kot ) ;
}
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var kotID = bi . Update ( voucher ) ;
if ( updateTable )
{
var status = ! voucher . Printed ? "running" : "printed" ;
bi . UpdateTable ( x = > x . FoodTableID = = _voucher . Table . FoodTableID & & x . VoucherID = = _voucher . VoucherID , _voucher . VoucherID , status ) ;
}
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bi . SaveChanges ( ) ;
return kotID ;
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}
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}
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private static Kot GetKot ( IEnumerable < KeyValuePair < BillItemKey , BillItemValue > > list )
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{
var kot = new Kot ( ) ;
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foreach ( var item in list )
{
var oldInv = kot . Inventories . SingleOrDefault ( x = > x . Product . ProductID = = item . Key . ProductID ) ;
if ( oldInv ! = null )
{
oldInv . Quantity + = item . Value . Quantity ;
if ( oldInv . Quantity = = 0 )
kot . Inventories . Remove ( oldInv ) ;
}
else
{
var inv = new Inventory
{
Product = item . Value . Product ,
Quantity = item . Value . Quantity ,
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Price = item . Value . Price ,
FullPrice = item . Value . FullPrice ,
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Discount = item . Value . Discount ,
ServiceCharge = item . Value . ServiceCharge ,
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IsScTaxable = item . Value . IsScTaxable ,
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ServiceTaxRate = item . Value . ServiceTaxRate ,
VatRate = item . Value . VatRate ,
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ServiceTax = item . Value . ServiceTax ,
Vat = item . Value . Vat
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} ;
foreach ( var mod in item . Value . Modifiers )
inv . InventoryModifier . Add ( new InventoryModifier { Modifier = mod } ) ;
kot . Inventories . Add ( inv ) ;
}
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}
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return kot . Inventories . Count = = 0 ? null : kot ;
}
#endregion
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#region InputBox
private bool GetInput ( string prompt , ref decimal amount )
{
var result = InputBox . Show ( prompt , amount . ToString ( ) , InputBox_Validating ) ;
if ( ! result . OK )
return false ;
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return decimal . TryParse ( result . Text , out amount ) ;
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}
private bool GetInput ( string prompt , ref string info )
{
var result = InputBox . Show ( prompt , info , InputBox_Validating ) ;
if ( ! result . OK )
return false ;
info = result . Text . Trim ( ) ;
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return ! string . IsNullOrEmpty ( info ) ;
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}
#endregion
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}
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}