private static DataPropertyBinding GetDataPropertyBinding(JsonSingleModel model)
{
if (!dataBindingCache.TryGetValue(model, out DataPropertyBinding binding))
{
binding = new DataPropertyBinding(model);
dataBindingCache[model] = binding;
}
return(binding);
}
/// <summary>
/// Datastore model binding to FrameworkElement default property
/// </summary>
/// <param name="element"></param>
/// <param name="datastore"></param>
/// <param name="path"></param>
public static void SetDataBinding(this FrameworkElement element, IDatastore datastore, string path)
{
if (element is IJsonView jsonView)
{
string propertyName = path.Split('/').Last();
DependencyProperty property = jsonView.GetDefaultBindableProperty();
DataPropertyBinding binding = null;
if (property == null)
{
// Not Found 'DefaultBindingPropertyAttribute' or 'DependencyProperty' from Attribute PropertyName
return;
}
// Spectate
if (path.Contains("{user}") ||
path.Contains("{selected}"))
{
MessageBuss.MessageReceived += (s, e) =>
{
switch (e.Message)
{
case "LoginStateChanged":
{
if (e.Data == null)
{
ResetModel();
return;
}
var data = ((string UID, string UserName, string Email))e.Data;
string userPath = path.Replace("{user}", data.UID);
if (!HasToken(userPath))
{
SetModel(userPath);
}
}
break;
case "ModelSelectionChanged":
{
var data = e.Data as JsonModel;
string key = GetSelectedKey(data.Path, path);
if (!string.IsNullOrEmpty(key))
{
string userPath = path.Replace("{selected}", key);
if (!HasToken(userPath))
{
SetModel(userPath);
}
}
}
break;
}
};
}
else
{
SetModel(path);
}
// 모델 초기화
void ResetModel()
{
// array
if (IsArrayType(property.PropertyType))
{
element.SetValue(property, null);
}
// value
else
{
binding?.RemoveSyncElement(element);
}
}
// 모델 설정
void SetModel(string dataPath)
{
ResetModel();
// array
if (IsArrayType(property.PropertyType))
{
element.SetValue(property, CreateJsonCollection(datastore, dataPath));
}
// value
else
{
JsonSingleModel model = CreateJsonPropertyModel(datastore, dataPath);
binding = GetDataPropertyBinding(model);
binding.AddSyncElement(element, property);
}
}
}
}