// Copyright (C) 2017 Ford Motor Company
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

#include "rep_MyInterface_replica.h"
#include "rep_ExtPodInterface_merged.h"

#include <QCoreApplication>
#include <QtRemoteObjects/qremoteobjectnode.h>
#include <QtTest/QtTest>

class tst_Client_Process : public QObject
{
    Q_OBJECT

private Q_SLOTS:
    void initTestCase()
    {
        m_repNode.reset(new QRemoteObjectNode);
        m_repNode->connectToNode(QUrl(QStringLiteral("tcp://127.0.0.1:65213")));
        m_rep.reset(m_repNode->acquire<MyInterfaceReplica>());
        connect(m_rep.data(), &MyInterfaceReplica::notified, [&]() { m_notified = true; });
        connect(m_rep.data(), &MyInterfaceReplica::initialValueChanged, [&]() {
            // this value is only set when the replica first connects to the source
            QCOMPARE(m_notified, false);
            QCOMPARE(m_rep->initialValue(), 18);
        });
        QVERIFY(m_rep->waitForSource());
    }

    void testRun()
    {
        auto reply = m_rep->start();
        QVERIFY(reply.waitForFinished());

        // BEGIN: Testing
        QSignalSpy advanceSpy(m_rep.data(), &MyInterfaceReplica::advance);

        QSignalSpy spy(m_rep.data(), &MyInterfaceReplica::enum1Changed);
        QVERIFY(advanceSpy.wait());

        QCOMPARE(spy.size(), 2);
        // END: Testing

        reply = m_rep->stop();
        QVERIFY(reply.waitForFinished());
    }

    void testEnumDetails()
    {
        QHash<QByteArray, int> kvs = {{"First", 0}, {"Second", 1}, {"Third", 2}};
        QScopedPointer<QRemoteObjectDynamicReplica> rep(m_repNode->acquireDynamic("MyInterface"));
        QVERIFY(rep->waitForSource());

        auto mo = rep->metaObject();
        int enumIdx = mo->indexOfEnumerator("Enum1");
        QVERIFY(enumIdx != -1);
        auto enumerator = mo->enumerator(enumIdx);
        QCOMPARE(enumerator.name(), "Enum1");
        QCOMPARE(enumerator.keyCount(), 3);
        for (int i = 0; i < 3; ++i) {
            auto key = enumerator.key(i);
            auto val = enumerator.value(i);
            auto it = kvs.find(key);
            QVERIFY(it != kvs.end());
            QCOMPARE(*it, val);
            kvs.erase(it);
        }

        int propIdx = mo->indexOfProperty("enum1");
        QVERIFY(propIdx != -1);
        auto property = mo->property(propIdx);
        property.write(rep.data(), 1);
        QTRY_COMPARE(property.read(rep.data()).toInt(), 1);
    }

    void testMethodSignalParamDetails()
    {
        QScopedPointer<QRemoteObjectDynamicReplica> rep(m_repNode->acquireDynamic("MyInterface"));
        QVERIFY(rep->waitForSource());

        auto mo = rep->metaObject();
        int signalIdx = mo->indexOfSignal("testEnumParamsInSignals(MyInterfaceReplica::Enum1,bool,QString)");
        QVERIFY(signalIdx != -1);
        auto simm = mo->method(signalIdx);
        {
            QCOMPARE(simm.parameterCount(), 3);
            auto paramNames = simm.parameterNames();
            QCOMPARE(paramNames.size(), 3);
            QCOMPARE(paramNames.at(0), QByteArrayLiteral("enumSignalParam"));
            QCOMPARE(paramNames.at(1), QByteArrayLiteral("signalParam2"));
            QCOMPARE(paramNames.at(2), QByteArrayLiteral("__repc_variable_1"));
            QCOMPARE(simm.parameterMetaType(0), QMetaType::fromType<MyInterfaceReplica::Enum1>());
            QCOMPARE(simm.parameterMetaType(1), QMetaType::fromType<bool>());
            QCOMPARE(simm.parameterMetaType(2), QMetaType::fromType<QString>());
        }

        int slotIdx = mo->indexOfSlot("testEnumParamsInSlots(MyInterfaceReplica::Enum1,bool,int)");
        QVERIFY(slotIdx != -1);
        auto slmm = mo->method(slotIdx);
        {
            QCOMPARE(slmm .parameterCount(), 3);
            auto paramNames = slmm .parameterNames();
            QCOMPARE(paramNames.size(), 3);
            QCOMPARE(paramNames.at(0), QByteArrayLiteral("enumSlotParam"));
            QCOMPARE(paramNames.at(1), QByteArrayLiteral("slotParam2"));
            QCOMPARE(paramNames.at(2), QByteArrayLiteral("__repc_variable_1"));
        }

        MyInterfaceReplica::Enum1 enumVal = {};
        mo->invokeMethod(rep.data(), "testEnumParamsInSlots",
                                    Q_ARG(MyInterfaceReplica::Enum1, enumVal),
                                    Q_ARG(bool, true), Q_ARG(int, 1234));

        int enumIdx = mo->indexOfProperty("enum1");
        QVERIFY(enumIdx != -1);
        QTRY_COMPARE(mo->property(enumIdx).read(rep.data()).toInt(), 0);

        int startedIdx = mo->indexOfProperty("started");
        QVERIFY(startedIdx != -1);
        QTRY_COMPARE(mo->property(startedIdx).read(rep.data()).toBool(), true);
    }

    void testMethodSignal()
    {
        QScopedPointer<MyInterfaceReplica> rep(new MyInterfaceReplica());
        rep->setNode(m_repNode.get());
        QVERIFY(rep->waitForSource());

        rep->testEnumParamsInSlots(MyInterfaceReplica::Second, false, 74);

        connect(rep.data(), &MyInterfaceReplica::testEnumParamsInSignals,
                [](MyInterfaceReplica::Enum1 enumSignalParam) { QCOMPARE(enumSignalParam, MyInterfaceReplica::Second); });

        QTRY_COMPARE(rep->enum1(), MyInterfaceReplica::Second);
        QTRY_COMPARE(rep->started(), false);
    }

    void testExtPodListSignals()
    {
        QScopedPointer<MyInterfaceReplica> rep(new MyInterfaceReplica());
        rep->setNode(m_repNode.get());
        QVERIFY(rep->waitForSource());

        auto list = QList { ExtPOD(1, 1.1f, QStringLiteral("v1")),
                            ExtPOD(2, 2.2f, QStringLiteral("v2")) };
        rep->testExtPODListSlot(list);
        QSignalSpy spy(rep.data(), &MyInterfaceReplica::testExtPODListSignal);
        connect(rep.data(), &MyInterfaceReplica::testExtPODListSignal,
                [list](const QList<ExtPOD> &l) { QCOMPARE(l, list); });
        QTRY_COMPARE(spy.size(), 1);
    }

    void testPod()
    {
        QScopedPointer<QRemoteObjectDynamicReplica> podRep(m_repNode->acquireDynamic("PodInterface"));
        QVERIFY(podRep->waitForSource());
        QVariant value = podRep->property("myPod");
        const QMetaObject *mo = value.metaType().metaObject();
        const void *gadget = value.constData();

        QMetaProperty iProp = mo->property(mo->indexOfProperty("i"));
        QVariant iValue = iProp.readOnGadget(gadget);
        QCOMPARE(iValue.toInt(), 1);

        QMetaProperty fProp = mo->property(mo->indexOfProperty("f"));
        QVariant fValue = fProp.readOnGadget(gadget);
        QCOMPARE(fValue.toFloat(), 5.0f);

        QMetaProperty sProp = mo->property(mo->indexOfProperty("s"));
        QVariant sValue = sProp.readOnGadget(gadget);
        QCOMPARE(sValue.toString(), QString(QLatin1String("test")));
    }

    void cleanupTestCase()
    {
        auto reply = m_rep->quit();
        QVERIFY(reply.waitForFinished());
        m_rep.reset();
        QVERIFY(QMetaType::fromName("MyPOD").isValid());
        m_repNode.reset();
        QVERIFY(!QMetaType::fromName("MyPOD").isValid());
    }

private:
    QScopedPointer<QRemoteObjectNode> m_repNode;
    QScopedPointer<MyInterfaceReplica> m_rep;
    bool m_notified = false;
};

QTEST_MAIN(tst_Client_Process)

#include "main.moc"
