private static AuditLogEntry CreateCountChangeEntry(SrmDocument document, MessageType singular,
MessageType plural, int count, MessageArgs singularArgs, MessageArgs pluralArgs)
{
switch (count)
{
case 1:
return(CreateSimpleEntry(document, singular, singularArgs.Args));
default:
return(CreateSimpleEntry(document, plural,
pluralArgs != null ? pluralArgs.Args : MessageArgs.Create(count).Args));
}
}
/// <summary>
/// Creates an entry that depends on whether there are 1 or multiple elements
/// in a collection.
/// </summary>
/// <param name="document">Document change was made to</param>
/// <param name="singular">Message to show if there's 1 element in the collection. Only element gets passed as argument to the message</param>
/// <param name="plural">Message to show if there are multiple elements. The count gets passed to the message</param>
/// <param name="items">Items to consider</param>
/// <param name="count">Number of elements in IEnumerable. If null, all items are enumerated</param>
/// <param name="singularArgsFunc">Converts the element to MessageArgs that get passed to the singular message</param>
/// <param name="pluralArgs">Args to be passed to plural. If null, count is passed as single arg</param>
public static AuditLogEntry CreateCountChangeEntry <T>(SrmDocument document, MessageType singular,
MessageType plural, IEnumerable <T> items, int?count, Func <T, MessageArgs> singularArgsFunc, MessageArgs pluralArgs)
{
if (!count.HasValue)
{
var collection = items as ICollection <T> ?? items.ToArray();
return(CreateCountChangeEntry(document, singular, plural, collection, singularArgsFunc, pluralArgs));
}
var singularArgs = count.Value == 1 ? singularArgsFunc(items.FirstOrDefault()) : null;
return(CreateCountChangeEntry(document, singular, plural, count.Value, singularArgs, pluralArgs));
}
/// <summary>
/// Creates an entry that depends on whether there are 1 or multiple elements
/// in a collection.
/// </summary>
/// <param name="document">Document change was made to</param>
/// <param name="singular">Message to show if there's 1 element in the collection. Only element gets passed as argument to the message</param>
/// <param name="plural">Message to show if there are multiple elements. The count gets passed to the message</param>
/// <param name="items">Items to consider</param>
/// <param name="singularArgsFunc">Converts the element to MessageArgs that get passed to the singular message</param>
/// <param name="pluralArgs">Args to be passed to plural. If null, count is passed as single arg</param>
public static AuditLogEntry CreateCountChangeEntry <T>(SrmDocument document, MessageType singular,
MessageType plural, ICollection <T> items, Func <T, MessageArgs> singularArgsFunc, MessageArgs pluralArgs)
{
var singularArgs = items.Count == 1 ? singularArgsFunc(items.FirstOrDefault()) : null;
return(CreateCountChangeEntry(document, singular, plural, items.Count, singularArgs,
pluralArgs));
}