#include <QTest>
#include <QXmlStreamReader>

#include "../libEet/eetv4xml.h"

class EetV4XmlTest : public QObject
{
    Q_OBJECT

private:
    static EetV4SaleRequest validRequest()
    {
        EetV4SaleRequest request;
        request.messageUuid = QUuid(QStringLiteral("550e8400-e29b-41d4-a716-446655440000"));
        request.sentAt = QDateTime(QDate(2027, 1, 1), QTime(12, 0),
                                   QTimeZone::fromSecondsAheadOfUtc(3600));
        request.saleAt = request.sentAt;
        request.taxpayerEic = QStringLiteral("CZ00000019");
        request.unitId = 11;
        request.cashRegisterId = QStringLiteral("1");
        request.receiptNumber = QStringLiteral("123");

        EetV4Amount::fromString(QStringLiteral("123.45"), &request.totalSale);
        return request;
    }

private slots:
    void serializesRequiredAttributes()
    {
        QString error;
        const QByteArray xml = EetV4Xml::serializeSale(validRequest(), &error);

        QVERIFY2(!xml.isEmpty(), qPrintable(error));
        QVERIFY(xml.startsWith("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"));
        QVERIFY(xml.contains("xmlns=\"http://fs.gov.cz/eet/schema/v4\""));
        QVERIFY(xml.contains("uuid_zpravy=\"550e8400-e29b-41d4-a716-446655440000\""));
        QVERIFY(xml.contains("eic_popl=\"CZ00000019\""));
        QVERIFY(xml.contains("id_jednotky=\"11\""));
        QVERIFY(xml.contains("celk_trzba=\"123.45\""));
        QVERIFY(!xml.contains("fik"));
        QVERIFY(!xml.contains("pkp"));
        QVERIFY(!xml.contains("bkp"));
    }

    void serializesOptionalAttributes()
    {
        EetV4SaleRequest request = validRequest();
        request.verificationMode = true;
        request.authorizingTaxpayerEic = QStringLiteral("CZ00000020");
        request.multipleTaxpayerAuthorization = true;
        request.hasIntendedSettlement = true;
        request.hasSettlement = true;
        EetV4Amount::fromString(QStringLiteral("100.00"), &request.intendedSettlement);
        EetV4Amount::fromString(QStringLiteral("25.00"), &request.settlement);

        const QByteArray xml = EetV4Xml::serializeSale(request);

        QVERIFY(xml.contains("overeni=\"true\""));
        QVERIFY(xml.contains("eic_poverujiciho=\"CZ00000020\""));
        QVERIFY(xml.contains("povereni_vice_popl=\"true\""));
        QVERIFY(xml.contains("urceno_cerp_zuct=\"100.00\""));
        QVERIFY(xml.contains("cerp_zuct=\"25.00\""));
    }

    void rejectsInvalidRequest()
    {
        EetV4SaleRequest request = validRequest();
        request.taxpayerEic = QStringLiteral("invalid");

        QString error;
        QVERIFY(EetV4Xml::serializeSale(request, &error).isEmpty());
        QVERIFY(!error.isEmpty());
    }

    void producesParseableXml()
    {
        QXmlStreamReader reader(EetV4Xml::serializeSale(validRequest()));
        while (!reader.atEnd())
        {
            reader.readNext();
        }
        QVERIFY2(!reader.hasError(), qPrintable(reader.errorString()));
    }
};

QTEST_MAIN(EetV4XmlTest)
#include "eetv4xml_test.moc"