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watch: notify WATCH/MONITOR via nick->watchers reverse indexes (watch_by/monitor_by) instead of scanning every user on each online/offline/nick-change flip — O(watchers) not O(users); maintained through centralized watch_index_*/monitor_index_* helpers + quit cleanup

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This commit is contained in:
Jean Chevronnet 2026-08-19 02:34:22 +00:00
parent 16ea4b5a23
commit 16fae5b23c
3 changed files with 158 additions and 31 deletions
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28
src/coremods/core_watch.rs
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@ -58,11 +58,7 @@ fn watch_add(s: &mut Server, uid: Uid, nick: &str) {
);
return;
}
if let Some(u) = s.users.get_mut(&uid) {
if !u.watch.contains(&low) {
u.watch.push(low);
}
}
s.watch_index_add(uid, low);
watch_status(s, uid, nick);
}
@ -94,9 +90,7 @@ impl Command for Watch {
for tok in params.iter().flat_map(|p| p.split_whitespace()) {
match tok {
"C" | "c" => {
if let Some(u) = s.users.get_mut(&uid) {
u.watch.clear();
}
s.watch_index_clear(uid);
s.numeric(uid, RPL_ENDOFWATCHLIST, ":End of WATCH list");
}
"S" | "s" => {
@ -126,9 +120,7 @@ impl Command for Watch {
_ if tok.starts_with('+') => watch_add(s, uid, &tok[1..]),
_ if tok.starts_with('-') => {
let low = tok[1..].to_ascii_lowercase();
if let Some(u) = s.users.get_mut(&uid) {
u.watch.retain(|n| n != &low);
}
s.watch_index_remove(uid, &low);
s.numeric(
uid,
RPL_WATCHOFF,
@ -199,11 +191,7 @@ impl Command for Monitor {
);
continue;
}
if let Some(u) = s.users.get_mut(&uid) {
if !u.monitor.contains(&low) {
u.monitor.push(low);
}
}
s.monitor_index_add(uid, low);
added.push(t);
}
monitor_report(s, uid, &added);
@ -218,14 +206,12 @@ impl Command for Monitor {
.collect()
})
.unwrap_or_default();
if let Some(u) = s.users.get_mut(&uid) {
u.monitor.retain(|n| !targets.contains(n));
for t in &targets {
s.monitor_index_remove(uid, t);
}
}
"C" => {
if let Some(u) = s.users.get_mut(&uid) {
u.monitor.clear();
}
s.monitor_index_clear(uid);
}
"L" => {
let list = s