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#include "linkHistory.h"
#include "game/network/link.h"
#include <memory>
LinkHistory::Entry
LinkHistory::add(const LinkWPtr & l, unsigned char d)
{
links.insert(links.begin(), {l, d});
const auto lp = l.lock();
totalLen += lp->length;
while (totalLen >= 1000.F && !links.empty()) {
totalLen -= links.back().first.lock()->length;
links.pop_back();
}
return {lp, d};
}
LinkHistory::Entry
LinkHistory::getCurrent() const
{
return {links.front().first.lock(), links.front().second};
}
LinkHistory::Entry
LinkHistory::getAt(float len, float * rem) const
{
auto litr = links.begin();
while (len > 0.F && litr != links.end()) {
litr++;
if (litr != links.end()) {
len -= litr->first.lock()->length;
}
}
if (litr == links.end()) {
litr--;
}
if (rem) {
*rem = -len;
}
return {litr->first.lock(), litr->second};
}
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