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#include <QtDebug>

#include "qacceltreeresourceloader_p.h"

#include "qnetworkaccessdelegator_p.h"

#include "Global.h"

#include "TestBaseLine.h"

#include "TestGroup.h"

#include "XSLTTestSuiteHandler.h"

using namespace QPatternistSDK;

extern QNetworkAccessManager s_networkManager;

XSLTTestSuiteHandler::XSLTTestSuiteHandler(const QUrl &catalogFile) : m_ts(0)

                                                                    , m_tc(0)

                                                                    , m_baseLine(0)

                                                                    , m_catalogFile(catalogFile)

                                                                    , m_removeTestcase(false)

{

    const QPatternist::NetworkAccessDelegator::Ptr networkDelegator(new QPatternist::NetworkAccessDelegator(&s_networkManager, &s_networkManager));

    m_resourceLoader = QPatternist::ResourceLoader::Ptr(new QPatternist::AccelTreeResourceLoader(Global::namePool(),

                                                                                                 networkDelegator));

    Q_ASSERT(!m_catalogFile.isRelative());

}

bool XSLTTestSuiteHandler::startElement(const QString &namespaceURI,

                                        const QString &localName,

                                        const QString &/*qName*/,

                                        const QXmlAttributes &atts)

    {

    if(namespaceURI != Global::xsltsCatalogNS)

        return true;

    /* The elements are handled roughly in the order of highest occurrence in the catalog file. */

    if(localName == QLatin1String("testcase"))

    {

        /* We pass m_ts temporarily, and change it later. */

        m_tc = new XQTSTestCase(TestCase::Standard, 0, QXmlQuery::XSLT20);

        m_currentQueryPath = m_queryOffset.resolved(QUrl(atts.value(QLatin1String("FilePath"))));

        m_currentBaselinePath = m_baselineOffset.resolved(QUrl(atts.value(QLatin1String("FilePath"))));

    }

    else if(localName == QLatin1String("stylesheet"))

        m_tc->setQueryPath(m_currentQueryPath.resolved(atts.value(QLatin1String("file"))));

    else if(localName == QLatin1String("error"))

    {

        m_baseLine = new TestBaseLine(TestBaseLine::ExpectedError);

        m_baseLine->setDetails(atts.value(QLatin1String("error-id")));

        m_tc->addBaseLine(m_baseLine);

    }

    else if(localName == QLatin1String("testcases"))

    {

        m_ts = new TestSuite();

        m_ts->setVersion(atts.value(QLatin1String("testSuiteVersion")));

        m_queryOffset           = m_catalogFile.resolved(atts.value(QLatin1String("InputOffsetPath")));

        m_baselineOffset        = m_catalogFile.resolved(atts.value(QLatin1String("ResultOffsetPath")));

        m_sourceOffset          = m_catalogFile.resolved(atts.value(QLatin1String("InputOffsetPath")));

    }

    else if(localName == QLatin1String("source-document"))

    {

        if(atts.value(QLatin1String("role")) == QLatin1String("principal"))

            m_tc->setContextItemSource(m_sourceOffset.resolved(QUrl(atts.value(QLatin1String("file")))));

    }

    else if(localName == QLatin1String("result-document"))

    {

        m_baseLine = new TestBaseLine(TestBaseLine::identifierFromString(atts.value(QLatin1String("type"))));

        m_baseLine->setDetails(m_currentBaselinePath.resolved(atts.value(QLatin1String("file"))).toString());

        m_tc->addBaseLine(m_baseLine);

    }

    else if(localName == QLatin1String("discretionary-feature"))

    {

        const QString feature(atts.value(QLatin1String("name")));

        m_removeTestcase = feature == QLatin1String("schema_aware") ||

                           feature == QLatin1String("namespace_axis") ||

                           feature == QLatin1String("disabling_output_escaping") ||

                           feature == QLatin1String("XML_1.1");

    }

    else if(localName == QLatin1String("discretionary-choice"))

    {

        m_baseLine = new TestBaseLine(TestBaseLine::ExpectedError);

        m_baseLine->setDetails(atts.value(QLatin1String("name")));

        m_tc->addBaseLine(m_baseLine);

        const QString feature(atts.value(QLatin1String("name")));

        m_removeTestcase = feature == QLatin1String("schema_aware") ||

                           feature == QLatin1String("namespace_axis") ||

                           feature == QLatin1String("disabling_output_escaping") ||

                           feature == QLatin1String("XML_1.1");

    }

    else if(localName == QLatin1String("entry-named-template"))

    {

        const QString name(atts.value(QLatin1String("qname")));

        if(!name.contains(QLatin1Char(':')))

        {

            // TODO do namespace processing

            const QXmlName complete(Global::namePool()->allocateQName(QString(), name));

            m_tc->setInitialTemplateName(complete);

        }

    }

    return true;

}

TestGroup *XSLTTestSuiteHandler::containerFor(const QString &name)

{

    TestGroup *& c = m_containers[name];

    if(!c)

    {

        c = new TestGroup(m_ts);

        c->setTitle(name);

        Q_ASSERT(c);

        m_ts->appendChild(c);

    }

    return c;

}

bool XSLTTestSuiteHandler::endElement(const QString &namespaceURI,

                                      const QString &localName,

                                      const QString &/*qName*/)

{

    if(namespaceURI != Global::xsltsCatalogNS)

        return true;

    /* The elements are handled roughly in the order of highest occurrence in the catalog file. */

    if(localName == QLatin1String("description"))

    {

        if(m_tc)

        {

            /* We're inside a <testcase>, so the <description> belongs

             * to the testcase. */

            m_tc->setDescription(m_ch.simplified());

        }

    }

    else if(localName == QLatin1String("testcase"))

    {

        Q_ASSERT(m_tc->baseLines().count() >= 1);

        Q_ASSERT(m_resourceLoader);

        // TODO can this be removed?

        m_tc->setExternalVariableLoader(QPatternist::ExternalVariableLoader::Ptr

                                                (new ExternalSourceLoader(m_tcSourceInputs,

                                                                          m_resourceLoader)));

        m_tcSourceInputs.clear();

        if(!m_removeTestcase)

        {

            /*

            TestContainer *const container = containerFor(m_currentCategory);

            delete m_tc;

            container->removeLast();

            */

            TestContainer *const container = containerFor(m_currentCategory);

            m_tc->setParent(container);

            Q_ASSERT(m_tc);

            container->appendChild(m_tc);

        }

        m_tc = 0;

        m_removeTestcase = false;

    }

    else if(localName == QLatin1String("name"))

        m_tc->setName(m_ch);

    else if(localName == QLatin1String("creator"))

        m_tc->setCreator(m_ch);

    else if(localName == QLatin1String("contextItem"))

        m_contextItemSource = m_ch;

    else if(localName == QLatin1String("category"))

        m_currentCategory = m_ch;

    return true;

}

bool XSLTTestSuiteHandler::characters(const QString &ch)

{

    m_ch = ch;

    return true;

}

TestSuite *XSLTTestSuiteHandler::testSuite() const

{

    return m_ts;

}

// vim: et:ts=4:sw=4:sts=4