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Comment & change the default to assuming there are unread messages.

pull/21833/head
David Baker 2016-01-06 18:28:13 +00:00
parent 04c7792b51
commit 76177378f3
1 changed files with 9 additions and 2 deletions
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11
src/Unread.js
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@ -32,16 +32,23 @@ module.exports = {
doesRoomHaveUnreadMessages: function(room) {
var readUpToId = room.getEventReadUpTo(MatrixClientPeg.get().credentials.userId);
var unread = false;
// this just looks at whatever history we have, which if we've only just started
// up probably won't be very much, so if the last couple of events are ones that
// don't count, we don't know if there are any events that do count between where
// we have and the read receipt. We could fetch more history to try & find out,
// but currently we just guess. This impl assumes there are unread messages
// on the theory that false positives are better than false negatives here.
var unread = true;
for (var i = room.timeline.length - 1; i >= 0; --i) {
var ev = room.timeline[i];
if (ev.getId() == readUpToId) {
unread = false;
break;
}
if (this.eventTriggersUnreadCount(ev)) {
unread = true;
break;
}
}
return unread;