#include <QCoreApplication>
#include <QFileInfo>
#include <QSettings>
#include <QTemporaryDir>
#include <QtTest>

#include <QxOrm.h>

#include "context.h"
#include "service.h"
#include "../countryregister/data/countrydata.h"

class PersistenceTests : public QObject
{
    Q_OBJECT

private slots:
    void crudCycleOnTemporaryDatabase()
    {
        QTemporaryDir dir;
        QVERIFY(dir.isValid());
        const QString dbPath = dir.filePath(QStringLiteral("countries.db"));

        qx::QxSqlDatabase::getSingleton()->setDriverName(QStringLiteral("QSQLITE"));
        qx::QxSqlDatabase::getSingleton()->setDatabaseName(dbPath);

        const QSqlError createError = qx::dao::create_table<CountryData>();
        QVERIFY2(!createError.isValid(), qPrintable(createError.text()));
        QVERIFY(QFileInfo::exists(dbPath));

        Service<CountryData> service;

        auto country = QSharedPointer<CountryData>::create();
        country->setCode2(QStringLiteral("CZ"));
        country->setCode3(QStringLiteral("CZE"));
        country->setCzechName(QStringLiteral("Česko"));
        country->setEnglishName(QStringLiteral("Czechia"));

        QSignalSpy errorSpy(&service, &Service<CountryData>::dbError);
        service.save(country);
        QCOMPARE(errorSpy.count(), 0);
        QVERIFY(country->id() > 0);

        const QList<QSharedPointer<CountryData>> all = service.all();
        QCOMPARE(all.size(), 1);
        QCOMPARE(all.first()->code2(), QStringLiteral("CZ"));
        QCOMPARE(all.first()->czechName(), QStringLiteral("Česko"));

        auto loaded = service.loadById(country->id());
        QVERIFY(!loaded.isNull());
        QCOMPARE(loaded->code3(), QStringLiteral("CZE"));

        loaded->setCzechName(QStringLiteral("Česká republika"));
        service.update(loaded);
        QCOMPARE(errorSpy.count(), 0);

        auto reloaded = service.loadById(country->id());
        QCOMPARE(reloaded->czechName(), QStringLiteral("Česká republika"));

        service.erase(reloaded);
        QCOMPARE(errorSpy.count(), 0);
        QVERIFY(service.all().isEmpty());
    }
};

int main(int argc, char *argv[])
{
    QCoreApplication app(argc, argv);
    QTemporaryDir settingsDirectory;
    if (!settingsDirectory.isValid()) {
        return 1;
    }

    QSettings::setDefaultFormat(QSettings::IniFormat);
    QSettings::setPath(QSettings::IniFormat, QSettings::UserScope, settingsDirectory.path());

    PersistenceTests tests;
    return QTest::qExec(&tests, argc, argv);
}

#include "persistence_tests.moc"