public object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext)
{
if (bindingContext.ModelType != typeof(IModelFieldSelector <Book>))
{
return(null);
}
var keyStr = bindingContext.ValueProvider.GetValue("key");
if (keyStr == null)
{
return(null);
}
string[] keys = ((string)keyStr.ConvertTo(typeof(string))).Split(',');
if (keys.Count() <= 0)
{
return(null);
}
var selector = new BookSelector();
foreach (var key in keys)
{
var keyData = key.Split('-');
if (keyData.Count() < 2)
{
continue;
}
var field = keyData[0];
var value = keyData[1];
switch (field)
{
case "name":
selector.FieldSelectors.Add(new BookNameSelector(value));
break;
case "isbn":
selector.FieldSelectors.Add(new BookIsbnSelector(value));
break;
case "author":
selector.FieldSelectors.Add(new BookAuthorSelector(value));
break;
case "press":
selector.FieldSelectors.Add(new BookPressSelector(value));
break;
}
}
return(selector);
}
public List <Book> GetBooks(BookSelector selector)
{
var listBook = new List <Book>();
foreach (var book in listBook)
{
if (selector(book))
{
listBook.Add(book);
}
}
return(listBook);
}