Link.cpp

#include "Link.h"
#include "Node.h"

namespace tngl {

LinkBase::LinkBase(Node* _owner, Flags _flags, std::string const& _regex)
    : flags(_flags)
    , regexStr(_regex)
    , owner(_owner)
{
    if (regexStr == "") {
        // default to a match all in other cases
        regexStr = ".*";
    }
    regex = std::regex(regexStr);
    owner->addLink(this);
}

LinkBase::LinkBase(LinkBase&& other) noexcept {
    *this = std::move(other);
}

LinkBase& LinkBase::operator=(LinkBase&& other) noexcept
{
    if (owner) {
        owner->removeLink(this);
    }
    
    owner    = other.owner;
    flags    = other.flags;
    regexStr = std::move(other.regexStr);
    regex    = std::move(other.regex);

    if (owner) {
        owner->addLink(this);
        other.owner->removeLink(&other);
        other.owner = nullptr;
    }
    return *this;
}

LinkBase::~LinkBase() {
    if (owner) {
        owner->removeLink(this);
    }
}

}