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#include "qbsprojectmanager.h"

#include "defaultpropertyprovider.h"
#include "qbslogsink.h"
#include "qbsproject.h"
#include "qbsprojectmanagerconstants.h"
#include "qbsprojectmanagerplugin.h"

#include <coreplugin/icore.h>
#include <coreplugin/messagemanager.h>
#include <extensionsystem/pluginmanager.h>
#include <projectexplorer/kit.h>
#include <projectexplorer/kitmanager.h>
#include <projectexplorer/projectexplorer.h>
#include <qmljstools/qmljstoolsconstants.h>
#include <qtsupport/baseqtversion.h>
#include <qtsupport/qtkitinformation.h>

#include <QVariantMap>

#include <qbs.h>
#include <qtprofilesetup.h>
#include <tools/profile.h> // TODO: Do this in qbs.h.

const QChar sep = QLatin1Char('.');

static QString qtcProfileGroup() { return QLatin1String("preferences.qtcreator.kit"); }
static QString qtcProfilePrefix() { return qtcProfileGroup() + sep; }

namespace QbsProjectManager {

qbs::Settings *QbsManager::m_settings = 0;
Internal::QbsLogSink *QbsManager::m_logSink = 0;

QbsManager::QbsManager() :
    m_defaultPropertyProvider(new DefaultPropertyProvider)
{
    m_settings = new qbs::Settings(Core::ICore::userResourcePath());

    setObjectName(QLatin1String("QbsProjectManager"));
    connect(ProjectExplorer::KitManager::instance(), SIGNAL(kitsChanged()), this, SLOT(pushKitsToQbs()));

    m_logSink = new Internal::QbsLogSink(this);
    int level = qbs::LoggerWarning;
    const QString levelEnv = QString::fromLocal8Bit(qgetenv("QBS_LOG_LEVEL"));
    if (!levelEnv.isEmpty()) {
        bool ok = false;
        int tmp = levelEnv.toInt(&ok);
        if (ok) {
            if (tmp < static_cast<int>(qbs::LoggerMinLevel))
                tmp = static_cast<int>(qbs::LoggerMinLevel);
            if (tmp > static_cast<int>(qbs::LoggerMaxLevel))
                tmp = static_cast<int>(qbs::LoggerMaxLevel);
            level = tmp;
        }
    }
    m_logSink->setLogLevel(static_cast<qbs::LoggerLevel>(level));
}

QbsManager::~QbsManager()
{
    delete m_defaultPropertyProvider;
    delete m_settings;
}

QString QbsManager::mimeType() const
{
    return QLatin1String(QmlJSTools::Constants::QBS_MIMETYPE);
}

ProjectExplorer::Project *QbsManager::openProject(const QString &fileName, QString *errorString)
{
    if (!QFileInfo(fileName).isFile()) {
        if (errorString)
            *errorString = tr("Failed opening project \"%1\": Project is not a file.")
                .arg(fileName);
        return 0;
    }

    return new Internal::QbsProject(this, fileName);
}

QString QbsManager::profileForKit(const ProjectExplorer::Kit *k) const
{
    if (!k)
        return QString();
    return m_settings->value(qtcProfilePrefix() + k->id().toString()).toString();
}

void QbsManager::setProfileForKit(const QString &name, const ProjectExplorer::Kit *k)
{
    m_settings->setValue(qtcProfilePrefix() + k->id().toString(), name);
}

void QbsManager::addProfile(const QString &name, const QVariantMap &data)
{
    qbs::Profile profile(name, settings());
    const QVariantMap::ConstIterator cend = data.constEnd();
    for (QVariantMap::ConstIterator it = data.constBegin(); it != cend; ++it)
        profile.setValue(it.key(), it.value());
}

void QbsManager::removeCreatorProfiles()
{
    foreach (const QString &key, m_settings->allKeysWithPrefix(qtcProfileGroup())) {
        const QString fullKey = qtcProfilePrefix() + key;
        qbs::Profile(m_settings->value(fullKey).toString(), m_settings).removeProfile();
        m_settings->remove(fullKey);
    }
}

void QbsManager::addQtProfileFromKit(const QString &profileName, const ProjectExplorer::Kit *k)
{
    const QtSupport::BaseQtVersion * const qt = QtSupport::QtKitInformation::qtVersion(k);
    if (!qt)
        return;

    qbs::QtEnvironment qtEnv;
    const QList<ProjectExplorer::Abi> abi = qt->qtAbis();
    if (!abi.empty()) {
        qtEnv.architecture = ProjectExplorer::Abi::toString(abi.first().architecture());
        if (abi.first().wordWidth() == 64)
            qtEnv.architecture.append(QLatin1String("_64"));
    }
    qtEnv.binaryPath = qt->binPath().toString();
    if (qt->hasDebugBuild())
        qtEnv.buildVariant << QLatin1String("debug");
    if (qt->hasReleaseBuild())
        qtEnv.buildVariant << QLatin1String("release");
    qtEnv.documentationPath = qt->docsPath().toString();
    qtEnv.includePath = qt->headerPath().toString();
    qtEnv.libraryPath = qt->libraryPath().toString();
    qtEnv.pluginPath = qt->pluginPath().toString();
    qtEnv.mkspecBasePath = qt->mkspecsPath().toString();
    qtEnv.mkspecName = qt->mkspec().toString();
    qtEnv.mkspecPath = qt->mkspecPath().toString();
    qtEnv.qtNameSpace = qt->qtNamespace();
    qtEnv.qtLibInfix = qt->qtLibInfix();
    qtEnv.qtVersion = qt->qtVersionString();
    qtEnv.qtMajorVersion = qt->qtVersion().majorVersion;
    qtEnv.qtMinorVersion = qt->qtVersion().minorVersion;
    qtEnv.qtPatchVersion = qt->qtVersion().patchVersion;
    qtEnv.frameworkBuild = qt->isFrameworkBuild();
    qtEnv.configItems = qt->configValues();
    qtEnv.qtConfigItems = qt->qtConfigValues();
    const qbs::ErrorInfo errorInfo = qbs::setupQtProfile(profileName, settings(), qtEnv);
    if (errorInfo.hasError()) {
        Core::MessageManager::write(tr("Failed to set up kit for Qbs: %1")
                .arg(errorInfo.toString()), Core::MessageManager::ModeSwitch);
    }
}

void QbsManager::addProfileFromKit(const ProjectExplorer::Kit *k)
{
    const QString name = ProjectExplorer::Project::makeUnique(
                QString::fromLatin1("qtc_") + k->fileSystemFriendlyName(), m_settings->profiles());
    setProfileForKit(name, k);
    addQtProfileFromKit(name, k);

    // set up properties:
    QVariantMap data = m_defaultPropertyProvider->properties(k, QVariantMap());
    QList<PropertyProvider *> providerList = ExtensionSystem::PluginManager::getObjects<PropertyProvider>();
    foreach (PropertyProvider *provider, providerList) {
        if (provider->canHandle(k))
            data = provider->properties(k, data);
    }

    addProfile(name, data);
}

void QbsManager::pushKitsToQbs()
{
    // Get all keys
    removeCreatorProfiles();

    // add definitions from our kits
    foreach (const ProjectExplorer::Kit *k, ProjectExplorer::KitManager::kits())
        addProfileFromKit(k);
}

} // namespace QbsProjectManager