#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>

QT_BEGIN_NAMESPACE
namespace Ui { class MainWindow; }
QT_END_NAMESPACE

class QTreeWidgetItem;
class QFile;
class QNetworkReply;

class MainWindow : public QMainWindow
{
    Q_OBJECT

public:
    MainWindow(QWidget *parent = nullptr);
    ~MainWindow();

private slots:
    void on_selectProjectDirButton_clicked();
    void on_reloadButton_clicked();
    void on_languageCombo_currentTextChanged(const QString &selectedLanguage);
    void on_reloadTranslationsButton_clicked();
    void on_reloadFilesButton_clicked();
    void on_nextUntranslatedButton_clicked();
    void on_treeWidget_itemSelectionChanged();
    void on_setTranslationButton_clicked();
    void on_setTranslationAndJumpNextButton_clicked();
    void on_setAndNextAndAutoTranslate_clicked();
    void on_translationEdit_returnPressed();
    void on_saveButton_clicked();
    void on_cleanupButton_clicked();
    void on_cleanupAndSaveButton_clicked();
    void onDeeplTranslationPossibilitiesLoaded(QNetworkReply *reply);
    void on_deeplTranslateFrom_currentTextChanged(const QString &sourceLanguage);
    void on_autoTranslateButton_clicked();

private:
    Ui::MainWindow *ui;
    std::map<QString, QString> fileContentsMap;
    std::map<QString, std::vector<QString> > translationsMap;
    const QString deeplAuthKey = "5f6bc5cc-1e5d-4c69-9ef0-eb3cc2c1ece5:fx";
    void crawlProject();
    void populateTreeWidgetFromMap();
    void saveFiles(QStringList &failedFiles);
    bool createBackup(const QString &filePath, const QString &backupFileName);
    bool editAndSaveFile(QTreeWidgetItem *fileItem, const QString &backupFileName, const QString &fileName);
    bool saveToFile(const QString &backupFileName, const QStringList &lines);
    bool parseAndEditFile(QFile &backupFile, QTreeWidgetItem *fileItem, QStringList &lines, bool &changed);
    QString findNewText(QTreeWidgetItem *fileItem, const QString &lineNumber, const QString &originalText);
    void loadDeeplTranslationPossibilities();
    void renderDeeplSources();
    void translationRequestFinished(QNetworkReply *reply);
    void countAndShowUntranslated();
};
#endif // MAINWINDOW_H