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ircd:Ⓜ️:room:head: Update make_refs for bi-format compat.

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This commit is contained in:
Jason Volk 2019-07-10 07:02:39 -07:00
parent 9af1e5af4e
commit e54d880e6c
1 changed files with 36 additions and 24 deletions
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60
ircd/m_room.cc
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@ -3736,55 +3736,67 @@ ircd::m::room::head::make_refs(const head &head,
const size_t &_limit,
const bool &_need_tophead)
{
size_t limit{_limit};
const m::event::id::closure &v1_ref{[&out]
(const auto &event_id)
{
json::stack::array prev{out};
prev.append(event_id);
{
json::stack::object nilly{prev};
json::stack::member willy
{
nilly, "", ""
};
}
}};
const m::event::id::closure &v3_ref{[&out]
(const auto &event_id)
{
out.append(event_id);
}};
char versionbuf[32];
const auto version
{
m::version(versionbuf, head.room, std::nothrow)
};
const auto &append
{
version == "1" || version == "2"? v1_ref : v3_ref
};
bool need_tophead{_need_tophead};
const auto &room{head.room};
const auto top_head
{
need_tophead?
m::top(std::nothrow, room.room_id):
m::top(std::nothrow, head.room.room_id):
std::tuple<m::id::event::buf, int64_t, m::event::idx>{}
};
size_t limit{_limit};
int64_t depth{-1};
m::event::fetch event;
head.for_each(m::room::head::closure_bool{[&]
(const m::event::idx &idx, const m::event::id &event_id)
{
seek(event, idx, std::nothrow);
if(!event.valid)
if(!seek(event, idx, event_id, std::nothrow))
return true;
if(need_tophead)
if(event.event_id == std::get<0>(top_head))
need_tophead = false;
append(event_id);
depth = std::max(json::get<"depth"_>(event), depth);
json::stack::array prev{out};
prev.append(event_id);
{
json::stack::object hash{prev};
json::stack::member will
{
hash, "", ""
};
}
return --limit - need_tophead > 0;
}});
if(need_tophead)
{
append(std::get<0>(top_head));
depth = std::get<1>(top_head);
json::stack::array prev{out};
prev.append(std::get<0>(top_head));
{
json::stack::object hash{prev};
json::stack::member will
{
hash, "", ""
};
}
}
return depth;