public StringFilter GetStringFilter(DressesFilterName key)
{
StringFilter filter = null;
if (_stringFilters.ContainsKey(key))
{
filter = _stringFilters[key];
}
else
{
switch (key)
{
case DressesFilterName.SearchFilter:
filter = new SearchFilter(); break;
case DressesFilterName.SizeFilter:
filter = new SizeFilter(); break;
default: throw new Exception("Wrong key");
}
_stringFilters.Add(key, filter);
}
return(filter);
}
private void FormulateStringDecorator(StringFilter sf, DressesFilterName dn, string parameter)
{
sf = _filterFactory.GetStringFilter(dn);
sf.SetString(parameter);
Decorate(sf);
}
private void FormulateStateDecorator(StateFilter sf, DressesFilterName dn, bool state)
{
sf = _filterFactory.GetStateFilter(dn);
sf.SetState(state);
Decorate(sf);
}
