/// <summary>
/// This method will update the item's status as well as determine if
/// any item's left in the order that are pending.
/// </summary>
/// <param name="itemStatus"></param>
/// <returns></returns>
public bool Process(int employeeId, ItemStatus itemStatus)
{
if (itemId == 0)
{
throw new InvalidOperationException("Unable to change the status an item not yet associated with an existing order.");
}
if (BusinessRules.IsOrderClosed(this.orderId))
{
throw new InvalidOperationException("Unable to change in item's status on a closed order status.");
}
if (itemStatus == ItemStatus.Approved)
{
if (this.modified && string.IsNullOrEmpty(this.reason)) // Business Rule
{
throw new InvalidOperationException("Changes to the item have been detected. Please provide a reason before processing.");
}
}
else if (itemStatus == ItemStatus.Denied)
{
if (string.IsNullOrEmpty(this.reason)) // Business Rule
{
throw new InvalidOperationException("A reason must be provided for denial.");
}
}
this.status = itemStatus;
this.NotifyPropertyChanged("Status");
var areItemsPending = ItemSQL.Process(employeeId, this);
return(areItemsPending);
}
public static Item Create(int itemId)
{
if (itemId == 0)
{
throw new ArgumentException("Invalid item Id.");
}
var itemList = RePackage(ItemSQL.GetItemById(itemId));
return((Item)itemList[0]);
}
/// <summary>
/// Function that sets a PurchaseOrder Item status to Pending
/// </summary>
/// <param name="tmpItem"></param>
/// <returns></returns>
public static bool PendingItem(Item tmpItem, int employeeId)
{
return(ItemSQL.PendingItem(tmpItem, employeeId));
}
/// <summary>
/// Deny function that sets a PurchaseOrder Item status to Denied
/// </summary>
/// <param name="tmpItem"></param>
/// <returns></returns>
public static bool DenyItem(Item tmpItem, int employeeId, string reason)
{
return(ItemSQL.DenyItem(tmpItem, employeeId, reason));
}
/// <summary>
/// Approve function that sets a PurchaseOrder Item status to Approved
/// </summary>
/// <param name="tmpItem"></param>
/// <returns></returns>
public static bool ApproveItem(Item tmpItem, int employeeId)
{
return(ItemSQL.ApproveItem(tmpItem, employeeId));
}
/// <summary>
/// Remove function that removes an Item from a PurchaseOrder
/// </summary>
/// <param name="tmpItem"></param>
/// <param name="tmpOrder"></param>
/// <returns></returns>
public static bool EmployeeRemoveItem(Item tmpItem, PurchaseOrder tmpOrder)
{
return(ItemSQL.EmployeeRemoveItem(tmpItem, tmpOrder));
}
/// <summary>
/// Add function that adds a new Item to a PurchaseOrder
/// </summary>
/// <param name="tmpItem"></param>
/// <param name="tmpOrder"></param>
/// <returns></returns>
public static int EmployeeAddItem(Item tmpItem, PurchaseOrder tmpOrder)
{
return(ItemSQL.EmployeeAddItem(tmpItem, tmpOrder));
}
/// <summary>
/// Modify function that updates an Item's information
/// </summary>
/// <param name="tmpItem"></param>
/// <returns></returns>
public static bool EmployeeModifyItem(Item tmpItem)
{
return(ItemSQL.EmployeeModifyItem(tmpItem));
}
/// <summary>
/// Retrieves an Item based on it's ItemId
/// </summary>
/// <param name="itemNumber"></param>
/// <returns></returns>
public static Item RetrieveByItemNumber(int itemId)
{
DataTable tmpTable = ItemSQL.RetrieveItemById(itemId);
return(Repackager(tmpTable));
}
/// <summary>
/// Retrieves an Item based on its PurchaseOrder number
/// </summary>
/// <param name="orderNumber"></param>
/// <returns></returns>
public static List <Item> RetrieveByOrderNumber(int orderNumber)
{
DataTable tmpTable = ItemSQL.RetrieveOrderItems(orderNumber);
return(RepackagerList(tmpTable));
}
public static bool Update(int employeeId, Item item)
{
return(ItemSQL.Update(employeeId, item));
}
public static ItemList GetItemsByOrderId(int orderId)
{
return(Item.RePackage(ItemSQL.GetItemsByOrderId(orderId)));
}
