/*
 * Cppcheck - A tool for static C/C++ code analysis
 * Copyright (C) 2007-2021 Cppcheck team.
 *
 * 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/>.
 */

#ifndef APPLICATIONLIST_H
#define APPLICATIONLIST_H

#include <QObject>
#include "application.h"

/// @addtogroup GUI
/// @{


/**
 * @brief List of applications user has specified to open errors with.
 */
class ApplicationList : public QObject {
    Q_OBJECT
public:

    explicit ApplicationList(QObject *parent = nullptr);
    virtual ~ApplicationList();

    /**
     * @brief Load all applications
     *
     * @return true if loading succeeded, false if there is problem with
     *  application list. Most probably because of older version settings need
     *  to be upgraded.
     */
    bool loadSettings();

    /**
     * @brief Save all applications
     */
    void saveSettings() const;

    /**
     * @brief Get the amount of applications in the list
     * @return The count of applications
     */
    int getApplicationCount() const;

    /**
     * @brief Get specific application's name
     *
     * @param index Index of the application whose name to get
     * @return Name of the application
     */
    const Application& getApplication(const int index) const;
    Application& getApplication(const int index);

    /**
     * @brief Return the default application.
     * @return Index of the default application.
     */
    int getDefaultApplication() const {
        return mDefaultApplicationIndex;
    }

    /**
     * @brief Add a new application
     *
     * @param app Application to add.
     */
    void addApplication(const Application &app);

    /**
     * @brief Remove an application from the list
     *
     * @param index Index of the application to remove.
     */
    void removeApplication(const int index);

    /**
     * @brief Set application as default application.
     * @param index Index of the application to make the default one
     */
    void setDefault(const int index);

    /**
     * @brief Remove all applications from this list and copy all applications from
     * list given as a parameter.
     * @param list Copying source
     */
    void copy(const ApplicationList *list);

protected:

    /**
     * @brief Clear the list
     *
     */
    void clear();

#ifdef _WIN32
    /**
     * @brief Find editor used by default in Windows.
     * Check if Notepad++ is installed and use it. If not, use Notepad.
     */
    bool findDefaultWindowsEditor();
#endif

private:

    bool checkAndAddApplication(const QString& appPath, const QString& name, const QString& parameters);

    /**
     * @brief List of applications
     *
     */
    QList<Application> mApplications;

    /**
     * @brief Index of the default application.
     *
     */
    int mDefaultApplicationIndex;
};
/// @}
#endif // APPLICATIONLIST_H