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path: root/src/LoginPage.h
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/*
 * nheko Copyright (C) 2017  Konstantinos Sideris <siderisk@auth.gr>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#include <QWidget>

class FlatButton;
class LoadingIndicator;
class OverlayModal;
class RaisedButton;
class TextField;
class QLabel;
class QVBoxLayout;
class QHBoxLayout;

namespace mtx {
namespace responses {
struct Login;
}
}

class LoginPage : public QWidget
{
        Q_OBJECT

public:
        enum class LoginMethod
        {
                Password,
                SSO,
        };

        LoginPage(QWidget *parent = nullptr);

        void reset();

signals:
        void backButtonClicked();
        void loggingIn();
        void errorOccurred();

        //! Used to trigger the corresponding slot outside of the main thread.
        void versionErrorCb(const QString &err);
        void loginErrorCb(const QString &err);
        void versionOkCb(LoginPage::LoginMethod method);

        void loginOk(const mtx::responses::Login &res);

protected:
        void paintEvent(QPaintEvent *event) override;

public slots:
        // Displays errors produced during the login.
        void loginError(const QString &msg);

private slots:
        // Callback for the back button.
        void onBackButtonClicked();

        // Callback for the login button.
        void onLoginButtonClicked();

        // Callback for probing the server found in the mxid
        void onMatrixIdEntered();

        // Callback for probing the manually entered server
        void onServerAddressEntered();

        // Callback for errors produced during server probing
        void versionError(const QString &error_message);
        // Callback for successful server probing
        void versionOk(LoginPage::LoginMethod method);

private:
        bool isMatrixIdValid();
        void checkHomeserverVersion();
        std::string initialDeviceName()
        {
#if defined(Q_OS_MAC)
                return "Nheko on macOS";
#elif defined(Q_OS_LINUX)
                return "Nheko on Linux";
#elif defined(Q_OS_WIN)
                return "Nheko on Windows";
#elif defined(Q_OS_FREEBSD)
                return "Nheko on FreeBSD";
#else
                return "Nheko";
#endif
        }

        QVBoxLayout *top_layout_;

        QHBoxLayout *top_bar_layout_;
        QHBoxLayout *logo_layout_;
        QHBoxLayout *button_layout_;

        QLabel *logo_;
        QLabel *error_label_;

        QHBoxLayout *serverLayout_;
        QHBoxLayout *matrixidLayout_;
        LoadingIndicator *spinner_;
        QLabel *errorIcon_;
        QString inferredServerAddress_;

        FlatButton *back_button_;
        RaisedButton *login_button_;

        QWidget *form_widget_;
        QHBoxLayout *form_wrapper_;
        QVBoxLayout *form_layout_;

        TextField *matrixid_input_;
        TextField *password_input_;
        TextField *deviceName_;
        TextField *serverInput_;
        LoginMethod loginMethod = LoginMethod::Password;
};