public void UseTable(Dictionary <Table, DinningTable> tables)
{
FrontDeskRequest frontdesk = FrontDeskRequestControl.GetService(callBackId);
try
{
HCSMSLog.OnWarningLog(this, new NotifyEventArgs("Recieve use table Request"));
foreach (KeyValuePair <Table, DinningTable> pair in tables)
{
TableDao.InsertDinningTable(pair.Key.Number, pair.Value);
}
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("", ex));
}
}
catch (Exception ex)
{
raiseError(ex);
}
}
public Table QueryTable(string tableNumber)
{
FrontDeskRequest frontdesk = FrontDeskRequestControl.GetService(callBackId);
try
{
Table aTable = null;
aTable = TableDao.GetTable(tableNumber);
return(aTable);
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("", ex));
}
return(null);
}
catch (Exception ex)
{
raiseError(ex);
return(null);
}
}
public void ListenToServer()
{
HCSMSLog.OnWarningLog(this, new NotifyEventArgs("Frontdesk request subscribe service"));
callBack = OperationContext.Current.GetCallbackChannel <IFrontDeskCallBack>();
OperationContext.Current.Channel.Faulted += new EventHandler(Channel_Faulted);
OperationContext.Current.Channel.Closing += new EventHandler(Channel_Closing);
FrontDeskRequestControl.RegisterService(this, OperationContext.Current.SessionId);
}
public void ChangeTable(string oldTableNumber, string newTableNumber)
{
FrontDeskRequest frontdesk = FrontDeskRequestControl.GetService(callBackId);
try
{
HCSMSLog.OnWarningLog(this, new NotifyEventArgs("Recieve change table Request"));
List <Table> tableList = TableDao.GetAvailableTable();
bool tableExist = false;
foreach (Table table in tableList)
{
if (table.Number == oldTableNumber)
{
tableExist = true;
break;
}
}
if (tableExist)
{
TableDao.ChangeTable(((DinningTable)TableDao.GetDinningTable(oldTableNumber)).Id, oldTableNumber, newTableNumber);
}
else
{
TableDao.MergeTable(((DinningTable)TableDao.GetDinningTable(oldTableNumber)).Id, ((DinningTable)TableDao.GetDinningTable(newTableNumber)).Id);
}
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("", ex));
}
}
catch (Exception ex)
{
raiseError(ex);
}
}
public void UpdateItem(List <Item> itemList)
{
FrontDeskRequest frontdesk = FrontDeskRequestControl.GetService(callBackId);
try
{
//save record to database
ItemDao.UpdateItem(itemList);
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("", ex));
}
}
catch (Exception ex)
{
raiseError(ex);
}
}
public void SetSpecialOfferForItem(Item anItem, List <SpecialOffer> offerList)
{
FrontDeskRequest frontdesk = FrontDeskRequestControl.GetService(callBackId);
try
{
//save record to database
SpecialOfferDao.InsertSpecialSale(anItem.Id, offerList);
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("", ex));
}
}
catch (Exception ex)
{
raiseError(ex);
}
}
public List <Table> GetTable(DateTime date)
{
FrontDeskRequest frontdesk = FrontDeskRequestControl.GetService(callBackId);
try
{
return(TableDao.GetAvailablePreorderTable(date));
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("", ex));
}
return(null);
}
catch (Exception ex)
{
raiseError(ex);
return(null);
}
}
public List <Table> QueryTableList(QueryCriteria condition)
{
FrontDeskRequest frontdesk = FrontDeskRequestControl.GetService(callBackId);
try
{
return(TableDao.GetTable(condition));
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("", ex));
}
return(null);
}
catch (Exception ex)
{
raiseError(ex);
return(null);
}
}
public List <SaleItem> GetRecommendItem()
{
FrontDeskRequest frontdesk = FrontDeskRequestControl.GetService(callBackId);
try
{
return(ItemDao.GetRecommendSaleItem());
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("", ex));
}
return(null);
}
catch (Exception ex)
{
raiseError(ex);
return(null);
}
}
public List <SaleItem> QueryItemList(QueryCriteria queryConditon)
{
FrontDeskRequest frontdesk = FrontDeskRequestControl.GetService(callBackId);
try
{
HCSMSLog.OnWarningLog(this, new NotifyEventArgs("Query ItemList Request"));
return(ItemDao.GetSaleItemByCondition(queryConditon));
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("", ex));
}
return(null);
}
catch (Exception ex)
{
raiseError(ex);
return(null);
}
}
public void Unsubscribe()
{
FrontDeskRequestControl.UnregisterService(this);
}
public void OrderItem(string tableNumber, List <Item> itemList)
{
FrontDeskRequest frontdesk = null;
try
{
HCSMSLog.OnWarningLog(this, new NotifyEventArgs("Recieve Order Request"));
//check if this table is really in use
DinningTable table = TableDao.GetDinningTable(tableNumber);
if (table == null)
{
throw new HCSMSException("餐桌是空的 ！");
}
// constructing order list
List <RequestHandleInfo> requestList = new List <RequestHandleInfo>();
foreach (Item ite in itemList)
{
RequestHandleInfo info = new RequestHandleInfo();
info.EntityId = tableNumber;
info.IsHandled = false;
info.RequestType = RequestType.OrderItem;
info.SourceId = ite.Id;
requestList.Add(info);
}
//check for response of cook at the kitchen
KitchenRequest handler = KitchenRequestControl.GetService();
if (handler == null)
{
requestList.Clear();
}
else
{
requestList = handler.OnOrderItem(requestList);
}
HCSMSLog.OnWarningLog(this, new NotifyEventArgs("Recieve Result order item"));
List <RequestHandleInfo> denyList = new List <RequestHandleInfo>();
foreach (RequestHandleInfo ite in requestList)
{
if (!ite.IsHandled)
{
denyList.Add(ite);
}
}
if (denyList.Count == 0 && requestList.Count > 0)
{
//save data to database
ItemDao.InsertItemOrder(table.Id, itemList);
}
else
{
frontdesk = FrontDeskRequestControl.GetService(callBackId);
if (frontdesk != null)
{
//means kitchen service is not up
if (requestList.Count == 0)
{
frontdesk.InformationMessage(new NotifyEventArgs("不存在厨房处理服务！"));
}
// notify front desk, the request is not satisfied
else
{
frontdesk.RequestDeny(denyList);
}
}
}
}
catch (HCSMSException ex)
{
raiseError(ex);
if (frontdesk != null)
{
frontdesk.ErrorMessage(new ErrorEventArgs("Order Item Not Success", ex));
}
}
catch (Exception ex)
{
raiseError(ex);
}
}