Method collectTreeLinked

launcher/minecraft/ComponentUpdateTask.cpp:387–421

}

ComponentContainer ComponentUpdateTask::collectTreeLinked(const QString& uid)
{
    ComponentContainer linked;

    auto& components = d->m_profile->d->components;
    auto& componentIndex = d->m_profile->d->componentIndex;
    auto& instance = d->m_profile->d->m_instance;
    for (auto comp : components) {
        qCDebug(instanceProfileResolveC) << instance->name() << "|"
                                         << "scanning" << comp->getID() << ":" << comp->getVersion() << "for tree link";
        auto dep = std::find_if(comp->m_cachedRequires.cbegin(), comp->m_cachedRequires.cend(),
                                [uid](const Meta::Require& req) -> bool { return req.uid == uid; });
        if (dep != comp->m_cachedRequires.cend()) {
            qCDebug(instanceProfileResolveC) << instance->name() << "|" << comp->getID() << ":" << comp->getVersion() << "depends on"
                                             << uid;
            linked.append(comp);
        }
    }
    auto iter = componentIndex.find(uid);
    if (iter != componentIndex.end()) {
        ComponentPtr comp = *iter;
        comp->updateCachedData();
        qCDebug(instanceProfileResolveC) << instance->name() << "|" << comp->getID() << ":" << comp->getVersion() << "has"
                                         << comp->m_cachedRequires.size() << "dependencies";
        for (auto dep : comp->m_cachedRequires) {
            qCDebug(instanceProfileC) << instance->name() << "|" << uid << "depends on" << dep.uid;
            auto found = componentIndex.find(dep.uid);
            if (found != componentIndex.end()) {
                qCDebug(instanceProfileC) << instance->name() << "|" << (*found)->getID() << "is present";
                linked.append(*found);
            }
        }
    }
    return linked;
}

// FIXME, TODO: decouple dependency resolution from loading
// FIXME: This works directly with the PackProfile internals. It shouldn't! It needs richer data types than PackProfile uses.