WIP. Handling multiple media directories

2014-08-05 22:35:10 +02:00
parent 9fdc9f41dd
commit 5bdabec325
12 changed files with 426 additions and 34 deletions
@@ -0,0 +1,160 @@
+#include <vector>
+
+#include <Wt/WStringListModel>
+#include <Wt/WLineEdit>
+#include <Wt/WFormModel>
+#include <Wt/WComboBox>
+#include <Wt/WPushButton>
+
+#include "database/MediaDirectory.hpp"
+
+#include "common/DirectoryValidator.hpp"
+
+
+#include "SettingsMediaDirectoryFormView.hpp"
+
+namespace UserInterface {
+namespace Settings {
+
+// TODO validate if directory already exists
+class MediaDirectoryFormModel : public Wt::WFormModel
+{
+	public:
+
+		// Associate each field with a unique string literal.
+		static const Field PathField;
+		static const Field TypeField;
+
+		MediaDirectoryFormModel(Database::Handler& db, Wt::WObject *parent = 0)
+			: Wt::WFormModel(parent),
+			_db(db)
+		{
+			initializeModels();
+
+			addField(PathField);
+			addField(TypeField);
+
+			DirectoryValidator* dirValidator = new DirectoryValidator();
+			dirValidator->setMandatory(true);
+			setValidator(PathField, dirValidator);
+			setValidator(TypeField, new Wt::WValidator(true)); // mandatory
+
+		}
+
+		Wt::WAbstractItemModel *typeModel() { return _typeModel; }
+
+		bool saveData(Wt::WString& error)
+		{
+			try {
+				Wt::Dbo::Transaction transaction(_db.getSession());
+
+				Database::MediaDirectory::Type type
+					= (valueText(TypeField) == "Audio") ? Database::MediaDirectory::Audio : Database::MediaDirectory::Video;
+
+				Database::MediaDirectory::create(_db.getSession(), valueText(PathField).toUTF8(), type);
+
+			}
+			catch(Wt::Dbo::Exception& exception)
+			{
+				std::cerr << "Dbo exception: " << exception.what() << std::endl;
+				return false;
+			}
+
+			return true;
+		}
+
+	private:
+		void initializeModels()
+		{
+			_typeModel = new Wt::WStringListModel(this);
+			_typeModel->addString("Audio");
+			_typeModel->addString("Video");
+		}
+
+		Database::Handler&	_db;
+		std::string		_userId;
+		Wt::WStringListModel*	_typeModel;
+};
+
+const Wt::WFormModel::Field MediaDirectoryFormModel::PathField = "path";
+const Wt::WFormModel::Field MediaDirectoryFormModel::TypeField = "type";
+
+MediaDirectoryFormView::MediaDirectoryFormView(Database::Handler& db, Wt::WContainerWidget *parent)
+: Wt::WTemplateFormView(parent)
+{
+
+	_model = new MediaDirectoryFormModel(db, this);
+
+	setTemplateText(tr("mediaDirectoryForm-template"));
+	addFunction("id", &WTemplate::Functions::id);
+	addFunction("block", &WTemplate::Functions::id);
+
+	_applyInfo = new Wt::WText();
+	_applyInfo->setInline(false);
+	_applyInfo->hide();
+	bindWidget("apply-info", _applyInfo);
+
+	// Path
+	Wt::WLineEdit* pathEdit = new Wt::WLineEdit();
+	setFormWidget(MediaDirectoryFormModel::PathField, pathEdit);
+	pathEdit->changed().connect(_applyInfo, &Wt::WWidget::hide);
+
+	// Type
+	Wt::WComboBox *typeCB = new Wt::WComboBox();
+	setFormWidget(MediaDirectoryFormModel::TypeField, typeCB);
+	typeCB->setModel(_model->typeModel());
+	typeCB->changed().connect(_applyInfo, &Wt::WWidget::hide);
+
+	// Title & Buttons
+	bindString("title", "Add Media Folder");
+
+	Wt::WPushButton *saveButton = new Wt::WPushButton("Add");
+	saveButton->setStyleClass("btn-primary");
+	bindWidget("save-button", saveButton);
+	saveButton->clicked().connect(this, &MediaDirectoryFormView::processSave);
+
+	Wt::WPushButton *cancelButton = new Wt::WPushButton("Cancel");
+	bindWidget("cancel-button", cancelButton);
+	cancelButton->clicked().connect(this, &MediaDirectoryFormView::processCancel);
+
+	updateView(_model);
+}
+
+void
+MediaDirectoryFormView::processCancel()
+{
+	// parent widget will delete this widget
+	completed().emit(false);
+}
+
+void
+MediaDirectoryFormView::processSave()
+{
+	updateModel(_model);
+
+	_applyInfo->show();
+	if (_model->validate())
+	{
+		Wt::WString error;
+		// commit model into DB
+		if (_model->saveData(error) ) {
+			completed().emit(true);
+			return;
+		}
+		else
+		{
+			_applyInfo->setText( Wt::WString::fromUTF8("Cannot apply new parameters: ") + error);
+			_applyInfo->setStyleClass("alert alert-danger");
+		}
+	}
+	else
+	{
+		_applyInfo->setText( Wt::WString::fromUTF8("Cannot apply new parameters!"));
+		_applyInfo->setStyleClass("alert alert-danger");
+	}
+
+	updateView(_model);
+}
+
+} // namespace Settings
+} // namespace UserInterface