QueueChartWindow.hpp

/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * Copyright (C) 2026 Marco Craveiro <marco.craveiro@gmail.com>
 *
 * 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, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */
#ifndef ORES_QT_QUEUE_CHART_WINDOW_HPP
#define ORES_QT_QUEUE_CHART_WINDOW_HPP
 
#include <QWidget>
#include <QComboBox>
#include <QToolBar>
#include <QtCharts/QChartView>
#include "ores.qt/ClientManager.hpp"
#include "ores.logging/make_logger.hpp"
 
namespace ores::qt {
 
class QueueChartWindow final : public QWidget {
    Q_OBJECT
 
private:
    inline static std::string_view logger_name = "ores.qt.queue_chart_window";
 
    [[nodiscard]] static auto& lg() {
        using namespace ores::logging;
        static auto instance = make_logger(logger_name);
        return instance;
    }
 
    enum class TimeRange {
        LastHour,
        Last6Hours,
        Last24Hours,
        Last7Days,
        AllTime
    };
 
public:
    explicit QueueChartWindow(const QString& queueId,
                              const QString& queueName,
                              ClientManager* clientManager,
                              QWidget* parent = nullptr);
    ~QueueChartWindow() override = default;
 
    [[nodiscard]] const QString& queueId()   const { return queueId_;   }
    [[nodiscard]] const QString& queueName() const { return queueName_; }
 
    QSize sizeHint() const override { return {900, 500}; }
 
    void reload();
 
signals:
    void statusChanged(const QString& message);
    void errorOccurred(const QString& error_message);
 
private slots:
    void onTimeRangeChanged(int index);
 
private:
    void setupUi();
    void setupToolbar();
    void setupChart();
    void clearChart(const QString& message);
 
    QString queueId_;
    QString queueName_;
    ClientManager* clientManager_;
    TimeRange currentRange_{TimeRange::LastHour};
 
    QToolBar* toolbar_;
    QAction* reloadAction_;
    QComboBox* rangeCombo_;
    QChartView* chartView_;
};
 
}
 
#endif