//Display All Items
public void DisplayAllItems(BeverageYWangEntities beverageYWangEntities)
{
Console.WriteLine();
foreach (Beverage printBeverage in beverageYWangEntities.Beverages)
{
Console.WriteLine(printBeverage.id + " " + printBeverage.name + " " +
printBeverage.pack+ " " + printBeverage.price + " " + printBeverage.active);
}
}
static void Main(string[] args)
{
//Create an instance of the UserInterface class
UserInterface userInterface = new UserInterface();
//Display the Welcome Message to the user
userInterface.DisplayWelcomeGreeting();
//Display the Menu and get the response. Store the response in the choice integer
//This is the 'primer' run of displaying and getting.
int choice = userInterface.DisplayMenuAndGetResponse();
//import from the database
BeverageYWangEntities beverageYWangEntities = new BeverageYWangEntities();
while (choice != 7)
{
switch (choice)
{
case 1:
//Gain access to the database
Beverage beverage = new Beverage();
/*
if (beverage != null)
{
//Display Success Message
userInterface.DisplayImportSuccess();
}
else
{
//Display Fail Message
userInterface.DisplayImportError();
}
*/
break;
case 2:
//Print Entire List Of Items
userInterface.DisplayAllItems(beverageYWangEntities);
break;
case 3:
//Search For An Item
string searchQuery = userInterface.GetSearchQuery();
Beverage foundBeverage = beverageYWangEntities.Beverages.Find(searchQuery);
if (foundBeverage != null)
{
userInterface.DisplayItemFound(foundBeverage);
}
else
{
userInterface.DisplayItemFoundError();
}
break;
case 4:
//Add A New Item To The List
string[] newItemInformation = userInterface.GetNewItemInformation();
if (beverageYWangEntities.Beverages.Find(newItemInformation[0]) == null)
{
Beverage newBeverage = new Beverage();
newBeverage.id = newItemInformation[0];
newBeverage.name = newItemInformation[1];
newBeverage.pack = newItemInformation[2];
newBeverage.price = Convert.ToDecimal(newItemInformation[3]);
newBeverage.active = Convert.ToBoolean(newItemInformation[4]);
//Add to the database
beverageYWangEntities.Beverages.Add(newBeverage);
//Save Changes to the database
beverageYWangEntities.SaveChanges();
//Successful add
userInterface.DisplayAddWineItemSuccess();
}
else
{
userInterface.DisplayItemAlreadyExistsError();
}
break;
case 5:
//Update Item to Database
string updateQuery = userInterface.GetSearchQuery();
//locate the item by Id
Beverage beverageForUpdate = beverageYWangEntities.Beverages.Find(updateQuery);
if (beverageForUpdate != null)
{
string[] updateItemInformation = userInterface.GetUpdateItemInformation();
beverageForUpdate.name = updateItemInformation[0];
beverageForUpdate.pack = updateItemInformation[1];
beverageForUpdate.price = Convert.ToDecimal(updateItemInformation[2]);
beverageForUpdate.active = Convert.ToBoolean(updateItemInformation[3]);
//update to the database
beverageYWangEntities.Beverages.Add(beverageForUpdate);
//Save Changes to the database
beverageYWangEntities.SaveChanges();
//Successful update
userInterface.DisplayAddWineItemSuccess();
}
else
{
userInterface.DisplayItemFoundError();
}
break;
case 6:
//Delete Item from Database
string deleteQuery = userInterface.GetSearchQuery();
Beverage beverageForDelete = beverageYWangEntities.Beverages.Find(deleteQuery);
if (beverageForDelete != null)
{
userInterface.DisplayItemFound(beverageForDelete);
//Delete the Record
beverageYWangEntities.Beverages.Remove(beverageForDelete);
//Save changes to database
beverageYWangEntities.SaveChanges();
}
else
{
userInterface.DisplayItemFoundError();
}
break;
}
//Get the new choice of what to do from the user
choice = userInterface.DisplayMenuAndGetResponse();
}
}