public static MvcHtmlString JsTreeFor <TModel>(this HtmlHelper <TModel> html, Expression <Func <TModel, JsTree> > expression)
{
String name = ExpressionHelper.GetExpressionText(expression) + ".SelectedIds";
JsTree model = ModelMetadata.FromLambdaExpression(expression, html.ViewData).Model as JsTree;
return(new MvcHtmlString(HiddenIdsFor(name, model) + JsTreeFor(name, model)));
}
public void JsTree_CreatesEmpty()
{
JsTree actual = new JsTree();
Assert.Empty(actual.Nodes);
Assert.Empty(actual.SelectedIds);
}
private TagBuilder JsTreeFor(JsTree model)
{
String name = For.Name + ".SelectedIds";
TagBuilder tree = new TagBuilder("div");
tree.AddCssClass("js-tree-view");
tree.Attributes["for"] = name;
Add(tree, model.Nodes);
return tree;
}
private static String JsTreeFor(String name, JsTree model)
{
TagBuilder tree = new TagBuilder("div");
tree.AddCssClass("js-tree-view");
tree.Attributes["for"] = name;
Add(tree, model.Nodes);
return(tree.ToString());
}
public JsTreeTagHelperTests()
{
JsTree tree = new JsTree();
tree.SelectedIds.Add(4567);
tree.SelectedIds.Add(12345);
tree.Nodes.Add(new JsTreeNode("Test"));
tree.Nodes[0].Nodes.Add(new JsTreeNode(12345, "Test1"));
tree.Nodes[0].Nodes.Add(new JsTreeNode(23456, "Test2"));
EmptyModelMetadataProvider provider = new EmptyModelMetadataProvider();
ModelExplorer explorer = new ModelExplorer(provider, provider.GetMetadataForProperty(typeof(JsTreeView), "JsTree"), tree);
helper = new JsTreeTagHelper();
helper.For = new ModelExpression("JsTree", explorer);
output = new TagHelperOutput("div", new TagHelperAttributeList(), (useCachedResult, encoder) => null);
}
private TagBuilder HiddenIdsFor(JsTree model)
{
String name = For.Name + ".SelectedIds";
TagBuilder ids = new TagBuilder("div");
ids.AddCssClass("js-tree-view-ids");
foreach (Int32 id in model.SelectedIds)
{
TagBuilder input = new TagBuilder("input");
input.TagRenderMode = TagRenderMode.SelfClosing;
input.Attributes["value"] = id.ToString();
input.Attributes["type"] = "hidden";
input.Attributes["name"] = name;
ids.InnerHtml.AppendHtml(input);
}
return ids;
}
private static String HiddenIdsFor(String name, JsTree model)
{
StringBuilder inputs = new StringBuilder();
TagBuilder input = new TagBuilder("input");
input.Attributes["type"] = "hidden";
input.Attributes["name"] = name;
foreach (Int32 id in model.SelectedIds)
{
input.Attributes["value"] = id.ToString();
inputs.Append(input.ToString(TagRenderMode.SelfClosing));
}
TagBuilder ids = new TagBuilder("div");
ids.AddCssClass("js-tree-view-ids");
ids.InnerHtml = inputs.ToString();
return(ids.ToString());
}
private JsTree CreatePermissions()
{
JsTreeNode root = new JsTreeNode(Titles.All);
JsTree expectedTree = new JsTree();
expectedTree.Nodes.Add(root);
expectedTree.SelectedIds = role.Permissions.Select(rolePermission => rolePermission.PermissionId).ToList();
IEnumerable<Permission> permissions = role
.Permissions
.Select(rolePermission => rolePermission.Permission)
.Select(permission => new Permission
{
Id = permission.Id,
Area = ResourceProvider.GetPermissionAreaTitle(permission.Area),
Controller = ResourceProvider.GetPermissionControllerTitle(permission.Area, permission.Controller),
Action = ResourceProvider.GetPermissionActionTitle(permission.Area, permission.Controller, permission.Action)
});
foreach (IGrouping<String, Permission> area in permissions.GroupBy(permission => permission.Area).OrderBy(permission => permission.Key ?? permission.FirstOrDefault().Controller))
{
JsTreeNode areaNode = new JsTreeNode(area.Key);
foreach (IGrouping<String, Permission> controller in area.GroupBy(permission => permission.Controller).OrderBy(permission => permission.Key))
{
JsTreeNode controllerNode = new JsTreeNode(controller.Key);
foreach (Permission permission in controller.OrderBy(permission => permission.Action))
controllerNode.Nodes.Add(new JsTreeNode(permission.Id, permission.Action));
if (areaNode.Title == null)
root.Nodes.Add(controllerNode);
else
areaNode.Nodes.Add(controllerNode);
}
if (areaNode.Title != null)
root.Nodes.Add(areaNode);
}
return expectedTree;
}
public RoleView()
{
Permissions = new JsTree();
}
public JsTreeView()
{
JsTree = new JsTree();
}
