private static Action <object> MakeCallback(EditGistController ctrl, string key)
{
var weakCtrl = new WeakReference <EditGistController>(ctrl);
return(new Action <object>(_ =>
{
var model = weakCtrl.Get()?._model;
if (model == null || !model.Files.ContainsKey(key))
{
return;
}
var originalGist = weakCtrl.Get()?._originalGist;
var createController = new ModifyGistFileController(key, model.Files[key].Content);
createController.Save = (name, content) =>
{
if (string.IsNullOrEmpty(name))
{
throw new InvalidOperationException("Please enter a name for the file");
}
//If different name & exists somewhere else
if (!name.Equals(key))
{
if (weakCtrl.Get()?.IsDuplicateName(name) == true)
{
throw new InvalidOperationException("A filename by that type already exists");
}
}
if (originalGist?.Files.ContainsKey(key) == true)
{
model.Files[key] = new GistEditModel.File {
Content = content, Filename = name
}
}
;
else
{
model.Files.Remove(key);
model.Files[name] = new GistEditModel.File {
Content = content
};
}
};
weakCtrl.Get()?.NavigationController.PushViewController(createController, true);
}));
}
private void AddFile()
{
var createController = new ModifyGistFileController();
createController.Save = (name, content) => {
if (string.IsNullOrEmpty(name))
{
name = GenerateName();
}
if (IsDuplicateName(name))
{
throw new InvalidOperationException("A filename by that type already exists");
}
_model.Files[name] = new GistEditModel.File {
Content = content
};
};
NavigationController.PushViewController(createController, true);
}