/// <summary>
/// 地区下拉列表
/// </summary>
/// <param name="htmlHelper">被扩展的htmlHelper实例</param>
/// <param name="name">控件name属性</param>
/// <param name="name">选中的地区编码</param>
/// <param name="areaLevel">地区层级(默认取站点配置）</param>
/// <param name="rootAreaCode">根级地区（默认取站点地区配置）</param>
public static MvcHtmlString AreaDropDownList(this HtmlHelper htmlHelper, string name, string value, int?areaLevel = null, string rootAreaCode = null)
{
string getChildAreasUrl = SiteUrls.Instance().GetChildAreas();
AreaServiceHelper areaServiceHelper = new AreaServiceHelper();
if (areaLevel == null)
{
AreaSettings areaSettings = DIContainer.Resolve <ISettingsManager <AreaSettings> >().Get();
areaLevel = areaSettings.AreaLevel;
}
return(htmlHelper.LinkageDropDownList <string>(name, value, string.Empty, areaLevel.Value, areaServiceHelper.GetRootAreaDictionary(rootAreaCode), areaServiceHelper.GetParentCode, areaServiceHelper.GetChildrenDictionary, getChildAreasUrl));
}
/// <summary>
/// 地区下拉列表
/// </summary>
/// <param name="htmlHelper">被扩展的htmlHelper实例</param>
/// <param name="expression">选择实体中类别属性的lamda表达式</param>
/// <param name="areaLevel">地区层级(默认取站点地区配置）</param>
/// <param name="rootAreaCode">根级地区（默认取站点地区配置）</param>
public static MvcHtmlString AreaDropDownListFor <TModel>(this HtmlHelper <TModel> htmlHelper, Expression <Func <TModel, string> > expression, int?areaLevel = null, string rootAreaCode = null)
{
string getChildAreasUrl = SiteUrls.Instance().GetChildAreas();
AreaServiceHelper areaServiceHelper = new AreaServiceHelper();
if (areaLevel == null)
{
IAreaSettingsManager areaSettingsManager = DIContainer.Resolve <IAreaSettingsManager>();
AreaSettings areaSettings = areaSettingsManager.Get();
areaLevel = areaSettings.AreaLevel;
}
return(htmlHelper.LinkageDropDownListFor <TModel, string>(expression, string.Empty, areaLevel.Value, areaServiceHelper.GetRootAreaDictionary(rootAreaCode), areaServiceHelper.GetParentCode, areaServiceHelper.GetChildrenDictionary, getChildAreasUrl));
}