/// <summary>
/// Method for checking if the files in specific path exists
/// If not, creates an empty file with the specified name in path
/// </summary>
static public void InitializeReading()
{
try
{
stock = fileInterface.ReadStockFile(StockCsv);
menu = fileInterface.ReadMenuFile(MenuCsv);
orders = fileInterface.ReadOrdersFile(OrdersCsv, menu);
}
catch (IOException)
{
Console.WriteLine(" ERROR: Close open .csv files and try again!");
Environment.Exit(0);
}
}
/// <summary>
/// Method for creating an order
/// Separated from the rest in order to test
/// </summary>
/// <param name="newOrder">New order item</param>
/// <param name="OrderPath">Path to orders csv file</param>
/// <param name="StockPath">Path to stock csv file</param>
/// <param name="orders">Orders object</param>
/// <param name="stock">Stock object</param>
static public void AddElement(OrderItem newOrder, string OrderPath,
string StockPath, RestaurantStock stock, RestaurantOrders orders)
{
List <int> productIds = newOrder.GetProductIds();
/// Cycle trough items
bool canBeAdded = true;
foreach (int i in productIds)
{
/// Check if the component can be added
if (stock.GetItemByID(i).CheckIfEnoughInStock())
{
canBeAdded = true;
}
else
{
canBeAdded = false;
break;
}
}
if (!canBeAdded)
{
Console.WriteLine(" Error: There is not enough of product for this order!\r\n");
}
else if (orders.AddNewEntry(newOrder))
{
List <StockItem> updatedStock = new List <StockItem>();
/// Reduce components
foreach (int i in productIds)
{
updatedStock.Add(stock.GetItemByID(i));
stock.GetItemByID(i).UpdateElement();
}
Console.WriteLine(" Item added succesfully\r\n");
fileInterface.UpdateEntryInFile(StockPath, updatedStock);
fileInterface.AddEntryToFile(OrderPath, newOrder);
}
else
{
Console.WriteLine(" Error: Item was not added\r\n");
}
}
/// <summary>
/// Method for removing element from stock list and file
/// </summary>
/// <param name="filePath">Path to stock file</param>
/// <param name="list">RestaurantStock object, where stock is saved in memory</param>
/// <param name="removableID">Removable item id</param>
/// <param name="orders">RestaurantOrders reference object, where orders are saved</param>
static public void RemoveElement(string filePath, RestaurantMenu list,
int removableID, RestaurantOrders orderList)
{
/// Check if there are orders with this item, else removal is cancelled
List <int> usedIn = orderList.GetAllOrderMenuItems();
if (usedIn.Contains(removableID))
{
Console.WriteLine(" Cannot remove element as it exists in orders!");
}
else if (list.DoesItemExistsByID(removableID))
{
list.RemoveItem(removableID);
fileInterface.DeleteEntryFromFile(filePath, removableID);
Console.WriteLine(" Item removed succesfully\r\n");
}
else
{
Console.WriteLine(" Element with specified ID does not exist!");
}
}
