#include "DatabaseManager.h"
#include <QSqlError>
#include <QtCore/qcoreapplication.h>

DatabaseManager::DatabaseManager() {
    db = QSqlDatabase::addDatabase("QSQLITE");
    db.setDatabaseName(QCoreApplication::applicationDirPath()  + "/database/app_data.db");
    if (!db.open()) {
        qWarning() << "Open database error: " << db.lastError().text();
    }
}

DatabaseManager::~DatabaseManager() {
    if (db.isOpen()) {
        db.close();
    }
}

DatabaseManager& DatabaseManager::instance() {
    static DatabaseManager instance;
    return instance;
}

QSqlDatabase& DatabaseManager::database() {
    return db;
}