/// <summary>Generate a control for a range preference.</summary>
private static string RangePreferenceControl(HtmlHelper helper, MetaAttribute ma, Preference preference)
{
string lowerBoundControl;
string upperBoundControl;
string currentLowerBound = null;
string currentUpperBound = null;
if (preference != null)
{
currentLowerBound = (preference.Range.LowerBound != null) ? preference.Range.LowerBound.Formatted : String.Empty;
currentUpperBound = (preference.Range.UpperBound != null) ? preference.Range.UpperBound.Formatted : String.Empty;
}
if (ma.HasChoices)
{
SelectList lowerBoundListData = (preference != null)
? new SelectList(SelectHelper.DropDownRecordsFromValueSet(ma.ChoicesCollection), "Value", "Text", currentLowerBound)
: new SelectList(SelectHelper.DropDownRecordsFromValueSet(ma.ChoicesCollection), "Value", "Text");
SelectList upperBoundListData = (preference != null)
? new SelectList(SelectHelper.DropDownRecordsFromValueSet(ma.ChoicesCollection), "Value", "Text", currentUpperBound)
: new SelectList(SelectHelper.DropDownRecordsFromValueSet(ma.ChoicesCollection), "Value", "Text");
lowerBoundControl = helper.DropDownList(ma.PreferenceLowerBoundHtmlControlName, lowerBoundListData, OPTION_LABEL);
upperBoundControl = helper.DropDownList(ma.PreferenceUpperBoundHtmlControlName, upperBoundListData, OPTION_LABEL);
}
else
{
lowerBoundControl = helper.TextBox(ma.PreferenceLowerBoundHtmlControlName, currentLowerBound, new {length=10});
upperBoundControl = helper.TextBox(ma.PreferenceUpperBoundHtmlControlName, currentUpperBound, new {length=10});
}
return String.Format(
"From {2}{0} to {2}{1}", lowerBoundControl, upperBoundControl, (ma.DataTypeEnum == MetaAttribute.MetaAttributeDataType.CURRENCY) ? "$" : String.Empty);
}
/// <summary>Generate a control for a set preference.</summary>
private static string SetPreferenceControl(HtmlHelper helper, MetaAttribute ma, Preference preference)
{
string result;
if (ma.HasChoices)
{
if (preference != null)
{
MultiSelectList listData = new MultiSelectList(SelectHelper.DropDownRecordsFromValueSet(ma.ChoicesCollection), "Value", "Text",
SelectHelper.ValuesFromValueSet(preference.Set));
result = helper.ListBox(ma.PreferenceSetControlName, listData);
}
else
{
MultiSelectList listData = new MultiSelectList(SelectHelper.DropDownRecordsFromValueSet(ma.ChoicesCollection), "Value", "Text");
result = helper.ListBox(ma.PreferenceSetControlName, listData);
}
}
else
{
if (preference != null)
{
result = helper.TextBox(ma.PreferenceSetControlName, preference.RawValues);
}
else
{
result = helper.TextBox(ma.PreferenceSetControlName);
}
}
return result;
}
public IEnumerable<Product> FindProductsByFilter(MetaAttribute metaAttribute, string productAttributeRawValue1, IEnumerable<Product> products)
{
var templateBuyer = new Buyer();
var preference = new Preference();
preference.MetaAttribute = metaAttribute;
preference.RawValues = productAttributeRawValue1;
templateBuyer.Preferences.Add(preference);
return products.Where(product => templateBuyer.IsMatch(product));
}
/// <summary>Generate a control for displaying a preference.</summary>
/// <param name="helper"></param><param name="ma"></param><param name="preference"></param>
/// <returns></returns>
public static string PreferenceControl(HtmlHelper helper, MetaAttribute ma, Preference preference)
{
switch (ma.SetOrRangeEnum)
{
case MetaAttribute.MetaAttributeSetOrRange.SET: return SetPreferenceControl(helper, ma, preference);
case MetaAttribute.MetaAttributeSetOrRange.RANGE: return RangePreferenceControl(helper, ma, preference);
default: throw new Exception("Unknown Set or Range " + ma.SetOrRangeEnum.ToString());
}
}
partial void DeletePreference(Preference instance);
partial void UpdatePreference(Preference instance);
partial void InsertPreference(Preference instance);
private void detach_Preferences(Preference entity)
{
this.SendPropertyChanging();
entity.MetaAttribute = null;
}
private void detach_Preferences(Preference entity)
{
this.SendPropertyChanging();
entity.Buyer = null;
}
private void attach_Preferences(Preference entity)
{
this.SendPropertyChanging();
entity.Buyer = this;
}
