/* 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/range.h"
#include "blackmisc/simulation/aircraftmodel.h"
#include "blackmisc/simulation/fscommon/vpilotmodelruleset.h"

#include <QList>
#include <QSet>
#include <QStringList>
#include <Qt>
#include <tuple>

namespace BlackMisc
{
    namespace Simulation
    {
        namespace FsCommon
        {
            CVPilotModelRuleSet::CVPilotModelRuleSet(const CCollection<CVPilotModelRule> &other) :
                CCollection<CVPilotModelRule>(other)
            { }

            CVPilotModelRuleSet CVPilotModelRuleSet::findByModelName(const QString &modelName) const
            {
                return this->findBy(&CVPilotModelRule::getModelName, modelName.trimmed().toUpper());
            }

            CVPilotModelRule CVPilotModelRuleSet::findFirstByModelName(const QString &modelName) const
            {
                return this->findFirstByOrDefault(&CVPilotModelRule::getModelName, modelName.trimmed().toUpper());
            }

            CVPilotModelRuleSet CVPilotModelRuleSet::findModelsStartingWith(const QString &modelName) const
            {
                QString mn(modelName.trimmed().toUpper());
                return this->findBy([ = ](const CVPilotModelRule & rule)
                {
                    return rule.getModelName().startsWith(mn, Qt::CaseInsensitive);
                });
            }

            QStringList CVPilotModelRuleSet::toUpper(const QStringList &stringList)
            {
                QStringList upper;
                upper.reserve(stringList.size());
                for (const QString &s : stringList)
                {
                    upper.append(s.toUpper());
                }
                return upper;
            }

            QStringList CVPilotModelRuleSet::getSortedModelNames() const
            {
                QStringList ms;
                ms.reserve(size());
                for (const CVPilotModelRule &rule : (*this))
                {
                    ms.append(rule.getModelName());
                }
                ms.sort(Qt::CaseInsensitive);
                return ms;
            }

            QStringList CVPilotModelRuleSet::getSortedDistributors() const
            {
                QStringList distributors;
                for (const CVPilotModelRule &rule : (*this))
                {
                    QString d(rule.getDistributor());
                    if (distributors.contains(d)) { continue; }
                    distributors.append(d);
                }
                distributors.sort(Qt::CaseInsensitive);
                return distributors;
            }

            int CVPilotModelRuleSet::removeModels(const QStringList &modelsToBeRemoved)
            {
                QStringList knownModels(getSortedModelNames());
                if (knownModels.isEmpty()) { return 0; }

                QStringList remove(toUpper(modelsToBeRemoved));
                remove.sort();

                QSet<QString> removeSet(knownModels.begin(), knownModels.end());
                removeSet &= QSet<QString>(remove.begin(), remove.end());
                int c = 0;
                for (const QString &model : std::as_const(removeSet))
                {
                    c += this->removeIf(&CVPilotModelRule::getModelName, model);
                }
                return c;
            }

            int CVPilotModelRuleSet::keepModels(const QStringList &modelsToBeKept)
            {
                QStringList knownModels(getSortedModelNames());
                if (knownModels.isEmpty()) { return 0; }

                QStringList keep(toUpper(modelsToBeKept));
                keep.sort();

                QSet<QString> removeSet(knownModels.begin(), knownModels.end());
                removeSet.subtract(QSet<QString>(keep.begin(), keep.end()));
                int c = 0;
                for (const QString &model : removeSet)
                {
                    c += this->removeIf(&CVPilotModelRule::getModelName, model);
                }
                return c;
            }

            CAircraftModelList CVPilotModelRuleSet::toAircraftModels() const
            {
                QStringList modelNames;
                CAircraftModelList models;
                for (const CVPilotModelRule &rule : *this)
                {
                    QString m(rule.getModelName());
                    if (m.isEmpty()) { continue; }
                    if (modelNames.contains(m, Qt::CaseInsensitive))
                    {
                        CAircraftModel model(rule.toAircraftModel());
                        for (CAircraftModel &exisitingModel : models)
                        {
                            if (!exisitingModel.matchesModelString(m, Qt::CaseInsensitive)) { continue; }
                            exisitingModel.updateMissingParts(model);
                            break;
                        }
                    }
                    else
                    {
                        models.push_back(rule.toAircraftModel());
                        modelNames.append(m);
                    }
                }
                return models;
            }
        } // namespace
    } // namespace
} // namespace