public void ExecuteDecreaseOrderCommand(KOTProd obj)
{
try
{
//new KOTProd (SNO = 0 )
if (obj.SNO == 0)
{
if (obj.Quantity > 1)
{
var item = OrderItemsList.ToList().Find(x => (x.MCODE == obj.MCODE) && (x.SNO == 0));
item.Quantity -= 1;
OrderItemsList = new ObservableCollection <KOTProd>(OrderItemsList);
OrderItemsList.OrderBy(x => x.SNO);
M.MenuItem selectedObj = new M.MenuItem()
{
MCODE = obj.MCODE
};
SelectedItemCount(selectedObj);
}
else if (obj.Quantity == 1)
{
var item = OrderItemsList.ToList().Find(x => (x.MCODE == obj.MCODE) && (x.SNO == 0));
OrderItemsList.Remove(item);
M.MenuItem selectedObj = new M.MenuItem()
{
MCODE = obj.MCODE
};
SelectedItemCount(selectedObj);
}
else if (obj.Quantity < 1)
{
DependencyService.Get <IMessage>().ShortAlert("Cannot decrease");
}
}
//old saved KOTProd ( SNO > 0 )
else
{
//if quantity is negative return
if (obj.Quantity <= 1 || (obj.Quantity + obj.DecQuantity) <= 1)
{
DependencyService.Get <IMessage>().ShortAlert("Cannot Decrease. Only one Item left.Click Cancel");
return;
}
var items = OrderItemsList.Where(x => x.MCODE == obj.MCODE).ToList();
var negativeItems = items.Where(x => x.REFSNO == obj.SNO);
double qty = 0;
double negQty = 0;
foreach (var i in negativeItems)
{
negQty += i.Quantity;
}
var match = items.Find(x => x.REFSNO == obj.SNO && x.SNO == 0);
if (match != null)
{
qty = obj.Quantity + negQty;
if (qty > 1)
{
obj.DecQuantity -= 1;
match.Quantity -= 1;
}
else if (qty == 1)
{
SelectedOrderItem = obj;
IsCancel = true;
}
}
else
{
obj.DecQuantity -= 1;
var item = SubMenuList.Find(x => x.MCODE == obj.MCODE);
var KOTItem = M.MenuItem.MenuItemsToKOTProd(item);
KOTItem.Quantity = -1;
KOTItem.REFSNO = obj.SNO;
OrderItemsList.Add(KOTItem);
DependencyService.Get <IMessage>().ShortAlert("Item added to Order List");
}
RefreshOrderItemsList();
}
}
catch (Exception ex)
{
DependencyService.Get <IMessage>().ShortAlert(ex.Message);
}
}
public async void ExecuteLoginCheckCommand()
{
try
{
LoadingMessage = "Loading!! Please wait a while";
IsLoading = true;
if (CancelingUser == null)
{
return;
}
if (string.IsNullOrEmpty(CancelingUser.UserName))
{
DependencyService.Get <IMessage>().ShortAlert("UserName is empty");
}
else if (string.IsNullOrEmpty(CancelingUser.Password))
{
DependencyService.Get <IMessage>().ShortAlert("Password is empty");
}
else
{
var res = await LoginConnection.CheckAccessAsync(CancelingUser);
if (res.ToLower() == "success")
{
double qty = 0;
double decreased = 0;
double left = 0;
if (SelectedOrderItem.Quantity > 0)
{
var items = OrderItemsList.Where(x => x.REFSNO == SelectedOrderItem.SNO).ToList();
foreach (var i in items)
{
qty += i.Quantity;
if (i.SNO > 0)
{
decreased += i.Quantity;
}
}
}
var neg = -(SelectedOrderItem.Quantity + qty);
if (neg < 0)
{
var items = OrderItemsList.Where(x => x.REFSNO == SelectedOrderItem.SNO).ToList();
foreach (var i in items)
{
if (i.SNO == 0)
{
i.Quantity = -(SelectedOrderItem.Quantity - decreased);
i.Remarks = CancelingUser.Remarks;
RefreshOrderItemsList();
CancelingUser = new User();
IsCancel = false;
IsLoading = false;
return;
}
}
var item = SubMenuList.Find(x => x.MCODE == SelectedOrderItem.MCODE);
var KOTItem = M.MenuItem.MenuItemsToKOTProd(item);
KOTItem.Remarks = CancelingUser.Remarks;
KOTItem.Quantity = neg;
KOTItem.REFSNO = SelectedOrderItem.SNO;
OrderItemsList.Add(KOTItem);
}
}
else
{
DependencyService.Get <IMessage>().ShortAlert(res);
}
}
RefreshOrderItemsList();
CancelingUser = new User();
IsCancel = false;
IsLoading = false;
}catch (Exception ex)
{
IsCancel = false;
IsLoading = false;
DependencyService.Get <IMessage>().ShortAlert(ex.Message);
}
}