// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: 2026 A-La-Karte Contributors

#include "bottlesimporter.h"

#include <QDir>
#include <QFile>
#include <QJsonArray>
#include <QJsonDocument>
#include <QJsonObject>

BottlesImporter::BottlesImporter(QObject *parent)
    : PlatformImporter(parent)
{
}

QString BottlesImporter::platformName() const
{
    return QStringLiteral("Bottles");
}

QString BottlesImporter::platformId() const
{
    return QStringLiteral("bottles");
}

QStringList BottlesImporter::getBottlesPaths() const
{
    QStringList paths;

    // Standard Bottles locations
    paths << expandPath(QStringLiteral("~/.local/share/bottles"));
    // Flatpak Bottles
    paths << expandPath(QStringLiteral("~/.var/app/com.usebottles.bottles/data/bottles"));

    return paths;
}

bool BottlesImporter::isAvailable() const
{
    for (const QString &path : getBottlesPaths()) {
        if (directoryExists(path)) {
            return true;
        }
    }
    return false;
}

QList<Game *> BottlesImporter::parseBottle(const QString &bottlePath, const QString &bottleName) const
{
    QList<Game *> games;

    // Look for programs in the bottle
    QString programsPath = bottlePath + QStringLiteral("/programs.json");
    QFile programsFile(programsPath);

    if (!programsFile.open(QIODevice::ReadOnly)) {
        return games;
    }

    QJsonDocument doc = QJsonDocument::fromJson(programsFile.readAll());
    if (!doc.isObject()) {
        return games;
    }

    QJsonObject programs = doc.object();
    for (auto it = programs.begin(); it != programs.end(); ++it) {
        QString programName = it.key();
        QJsonObject programData = it.value().toObject();

        QString executable = programData[QStringLiteral("executable")].toString();
        QString path = programData[QStringLiteral("path")].toString();

        if (programName.isEmpty() || executable.isEmpty()) {
            continue;
        }

        QString gameId = QStringLiteral("bottles_%1_%2").arg(bottleName, programName).replace(QStringLiteral(" "), QStringLiteral("_")).toLower();

        Game *game = new Game(gameId, programName);
        game->setPlatform(platformName());
        game->setPlatformId(platformId());

        // Build launch command using bottles CLI
        QString launchCmd = QStringLiteral("flatpak run com.usebottles.bottles -e \"%1\" -b \"%2\"").arg(executable, bottleName);

        // Check if native bottles is available
        if (!findExecutable(QStringLiteral("bottles-cli")).isEmpty()) {
            launchCmd = QStringLiteral("bottles-cli run -e \"%1\" -b \"%2\"").arg(executable, bottleName);
        }

        game->setLaunchCommand(launchCmd);
        game->setDescription(QStringLiteral("Wine application from %1 bottle").arg(bottleName));

        games.append(game);
    }

    return games;
}

QList<Game *> BottlesImporter::importGames()
{
    QList<Game *> games;

    for (const QString &basePath : getBottlesPaths()) {
        QString bottlesDir = basePath + QStringLiteral("/bottles");
        QDir dir(bottlesDir);

        if (!dir.exists()) {
            continue;
        }

        QStringList bottles = dir.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
        int total = bottles.count();
        int current = 0;

        for (const QString &bottleName : bottles) {
            current++;
            Q_EMIT importProgress(current, total);

            QString bottlePath = dir.absoluteFilePath(bottleName);
            QList<Game *> bottleGames = parseBottle(bottlePath, bottleName);
            games.append(bottleGames);
        }
    }

    return games;
}