/* Copyright (C) 2015
 * swift project Community / Contributors
 *
 * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
 * directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
 * or distributed except according to the terms contained in the LICENSE file.
 */

#include "blackmisc/logcategory.h"
#include "blackmisc/logcategorylist.h"
#include "blackmisc/simulation/distributor.h"
#include "blackmisc/statusmessage.h"
#include "blackmisc/stringutils.h"

#include <QJsonValue>
#include <Qt>
#include <QStringBuilder>
#include <QtGlobal>

namespace BlackMisc
{
    namespace Simulation
    {
        CDistributor::CDistributor() { }

        CDistributor::CDistributor(const QString &key)
        {
            this->setDbKey(unifyKeyOrAlias(key));
        }

        CDistributor::CDistributor(const QString &id, const QString &description, const QString &alias1, const QString &alias2, const CSimulatorInfo &simulator) :
            m_description(description), m_alias1(alias1), m_alias2(alias2), m_simulator(simulator)
        {
            this->setDbKey(unifyKeyOrAlias(id));
        }

        const QString CDistributor::getIdAndDescription() const
        {
            if (!this->getDbKey().isEmpty() && !this->getDescription().isEmpty())
            {
                return this->getDbKey() % u' ' % this->getDescription();
            }
            if (!this->getDbKey().isEmpty()) { return this->getDbKey(); }
            return {};
        }

        bool CDistributor::matchesKeyOrAlias(const QString &keyOrAlias) const
        {
            QString s(keyOrAlias.trimmed().toUpper());
            if (s.isEmpty()) { return false; }
            return (getDbKey() == s || getAlias1() == s || getAlias2() == s);
        }

        bool CDistributor::matchesKeyOrAlias(const CDistributor &distributor) const
        {
            if (distributor.hasValidDbKey() && this->matchesKeyOrAlias(distributor.getDbKey())) { return true; }
            if (distributor.hasAlias1()     && this->matchesKeyOrAlias(distributor.getAlias1())) { return true; }
            return (distributor.hasAlias2() && this->matchesKeyOrAlias(distributor.getAlias2()));
        }

        bool CDistributor::matchesSimulator(const CSimulatorInfo &simulator) const
        {
            return m_simulator.matchesAny(simulator);
        }

        CVariant CDistributor::propertyByIndex(const CPropertyIndex &index) const
        {
            if (index.isMyself()) { return CVariant::from(*this); }
            if (IDatastoreObjectWithStringKey::canHandleIndex(index)) { return IDatastoreObjectWithStringKey::propertyByIndex(index); }
            if (IOrderable::canHandleIndex(index)) { return IOrderable::propertyByIndex(index); }

            const ColumnIndex i = index.frontCasted<ColumnIndex>();
            switch (i)
            {
            case IndexAlias1: return CVariant::from(m_alias1);
            case IndexAlias2: return CVariant::from(m_alias2);
            case IndexDescription: return CVariant::from(m_description);
            case IndexSimulator: return m_simulator.propertyByIndex(index.copyFrontRemoved());
            default:
                return CValueObject::propertyByIndex(index);
            }
        }

        void CDistributor::setPropertyByIndex(const CPropertyIndex &index, const CVariant &variant)
        {
            if (index.isMyself()) { (*this) = variant.to<CDistributor>(); return; }
            if (IDatastoreObjectWithStringKey::canHandleIndex(index)) { IDatastoreObjectWithStringKey::setPropertyByIndex(index, variant); return; }
            if (IOrderable::canHandleIndex(index)) { IOrderable::setPropertyByIndex(index, variant); return; }

            const ColumnIndex i = index.frontCasted<ColumnIndex>();
            switch (i)
            {
            case IndexAlias1: m_alias1 = variant.value<QString>(); break;
            case IndexAlias2: m_alias2 = variant.value<QString>(); break;
            case IndexDescription: m_description = variant.value<QString>(); break;
            case IndexSimulator:   m_simulator.setPropertyByIndex(index.copyFrontRemoved(), variant); break;
            default: CValueObject::setPropertyByIndex(index, variant); break;
            }
        }

        int CDistributor::comparePropertyByIndex(const CPropertyIndex &index, const CDistributor &compareValue) const
        {
            if (IDatastoreObjectWithStringKey::canHandleIndex(index)) { return IDatastoreObjectWithStringKey::comparePropertyByIndex(index, compareValue); }
            if (IOrderable::canHandleIndex(index)) { return IOrderable::comparePropertyByIndex(index, compareValue); }

            const ColumnIndex i = index.frontCasted<ColumnIndex>();
            switch (i)
            {
            case IndexAlias1: return m_alias1.compare(compareValue.m_alias1, Qt::CaseInsensitive);
            case IndexAlias2: return m_alias2.compare(compareValue.m_alias2, Qt::CaseInsensitive);
            case IndexDescription: return m_description.compare(compareValue.getDescription(), Qt::CaseInsensitive);
            case IndexSimulator:   return m_simulator.comparePropertyByIndex(index.copyFrontRemoved(), compareValue.m_simulator);
            default:
                break;
            }
            Q_ASSERT_X(false, Q_FUNC_INFO, "Compare failed");
            return 0;
        }

        QString CDistributor::convertToQString(bool i18n) const
        {
            Q_UNUSED(i18n)
            QString s = QStringLiteral("Id: '%1'").arg(m_dbKey);
            if (this->hasAlias1()) { s.append(" ").append(m_alias1); }
            if (this->hasAlias2()) { s.append(" ").append(m_alias2); }
            return s;
        }

        bool CDistributor::hasCompleteData() const
        {
            return !m_description.isEmpty() && !m_dbKey.isEmpty();
        }

        CStatusMessageList CDistributor::validate() const
        {
            static const CLogCategoryList cats(CLogCategoryList(this).withValidation());
            CStatusMessageList msgs;
            if (!hasValidDbKey())  { msgs.push_back(CStatusMessage(cats, CStatusMessage::SeverityError, u"Distributor: missing id")); }
            if (!hasDescription()) { msgs.push_back(CStatusMessage(cats, CStatusMessage::SeverityError, u"Distributor: missing description")); }
            return msgs;
        }

        void CDistributor::updateMissingParts(const CDistributor &otherDistributor)
        {
            if (!this->hasValidDbKey() && otherDistributor.hasValidDbKey())
            {
                // we have no DB data, but the other one has
                // so we change roles. We take the DB object as base, and update our parts
                CDistributor copy(otherDistributor);
                copy.updateMissingParts(*this);
                *this = copy;
                return;
            }

            if (!this->hasAlias1()) { this->setAlias1(otherDistributor.getAlias1()); }
            if (!this->hasAlias2()) { this->setAlias1(otherDistributor.getAlias2()); }
            if (!this->hasDescription()) { this->setDescription(otherDistributor.getDescription()); }
        }

        CDistributor CDistributor::fromDatabaseJson(const QJsonObject &json, const QString &prefix)
        {
            if (!existsKey(json, prefix))
            {
                // when using relationship, this can be null
                return CDistributor();
            }

            const QString description(json.value(prefix % u"description").toString());
            if (description.isEmpty())
            {
                // stub, only key, maybe also timestamps
                CDistributor distributorStub;
                distributorStub.setKeyVersionTimestampFromDatabaseJson(json, prefix);
                return distributorStub;
            }

            const CSimulatorInfo simulator = CSimulatorInfo::fromDatabaseJson(json, prefix);
            const QString alias1(json.value(prefix % u"alias1").toString());
            const QString alias2(json.value(prefix % u"alias2").toString());
            Q_ASSERT_X(!description.isEmpty(), Q_FUNC_INFO, "Missing description");
            CDistributor distributor("", description, alias1, alias2, simulator);
            distributor.setKeyVersionTimestampFromDatabaseJson(json, prefix);
            distributor.setLoadedFromDb(true);
            return distributor;
        }

        const QString &CDistributor::standardFSX()
        {
            static const QString k("FSX");
            return k;
        }

        const QString &CDistributor::standardP3D()
        {
            static const QString k("P3D");
            return k;
        }

        const QString &CDistributor::standardFS9()
        {
            static const QString k("FS9");
            return k;
        }

        const QString &CDistributor::standardXPlane()
        {
            static const QString k("XP");
            return k;
        }

        const QString &CDistributor::standardFlightGear()
        {
            static const QString k("FG");
            return k;
        }

        const QSet<QString> &CDistributor::standardAllFsFamily()
        {
            static const QSet<QString> fsFamily({standardFS9(), standardFSX(), standardP3D()});
            return fsFamily;
        }

        const QSet<QString> &CDistributor::xplaneMostPopular()
        {
            static const QSet<QString> mp({ xplaneBlueBell(), xplaneXcsl() });
            return mp;
        }

        const QString &CDistributor::xplaneBlueBell()
        {
            static const QString k("BB");
            return k;
        }

        const QString &CDistributor::xplaneXcsl()
        {
            static const QString k("XCSL");
            return k;
        }

        QString CDistributor::unifyKeyOrAlias(const QString &value)
        {
            return removeChars(value.trimmed().toUpper(), [](QChar c) { return !c.isLetterOrNumber(); });
        }

    } // namespace
} // namespace