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fix SwarmEvent::Chat

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This commit is contained in:
mat 2022-11-21 23:45:48 -06:00
parent bcf22f6ace
commit 8ef60dd267
1 changed files with 10 additions and 15 deletions
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25
azalea/src/swarm/chat.rs
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@ -54,27 +54,27 @@ pub struct SwarmState {
#[async_trait]
impl crate::PluginState for State {
async fn handle(self: Box<Self>, event: Event, _bot: Client) {
async fn handle(self: Box<Self>, event: Event, bot: Client) {
// we're allowed to access Plugin::swarm_state since it's shared for every bot
if let Event::Chat(m) = event {
println!("bot got a message: {}", m.message().to_ansi(None));
// When a bot receives a chat messages, it looks into the queue to find the
// earliest instance of the message content that's after the bot's chat index.
// If it finds it, then its personal index is simply updated. Otherwise, fire
// the event and add to the queue.
let mut chat_queue = self.swarm_state.chat_queue.lock();
let chat_min_index = self.swarm_state.chat_min_index.lock();
let mut farthest_chat_index = self.farthest_chat_index.lock();
let actual_vec_index = *farthest_chat_index - *chat_min_index;
println!("actual_vec_index: {}", actual_vec_index);
// go through the queue and find the first message that's after the bot's index
let mut found = false;
for (i, msg) in chat_queue.iter().enumerate().skip(actual_vec_index) {
if msg == &m {
// found the message, update the index
*farthest_chat_index = i + *chat_min_index;
*farthest_chat_index = i + *chat_min_index + 1;
found = true;
break;
}
@ -82,7 +82,6 @@ impl crate::PluginState for State {
if !found {
// didn't find the message, so fire the swarm event and add to the queue
println!("new message, firing event");
self.tx
.send(m.clone())
.expect("failed to send chat message to swarm");
@ -104,6 +103,7 @@ impl SwarmState {
chat_queue: Arc::new(Mutex::new(VecDeque::new())),
chat_min_index: Arc::new(Mutex::new(0)),
rx: Arc::new(tokio::sync::Mutex::new(rx)),
};
tokio::spawn(swarm_state.clone().start(swarm.clone()));
@ -116,15 +116,13 @@ impl SwarmState {
// it should never be locked unless we reused the same plugin for two swarms (bad)
let mut rx = self.rx.lock().await;
while let Some(m) = rx.recv().await {
println!("received event, firing to swarm");
swarm.swarm_tx.send(SwarmEvent::Chat(m)).unwrap();
// To make sure the queue doesn't grow too large, we keep a `chat_min_index`
// in Swarm that's set to the smallest index of all the bots, and we remove all
// messages from the queue that are before that index.
let mut chat_queue = self.chat_queue.lock();
let mut chat_min_index = self.chat_min_index.lock();
let chat_min_index = *self.chat_min_index.lock();
let mut new_chat_min_index = usize::MAX;
for (bot, _) in swarm.bot_datas.lock().iter() {
let this_farthest_chat_index = *bot
@ -138,17 +136,14 @@ impl SwarmState {
}
}
let mut chat_queue = self.chat_queue.lock();
// remove all messages from the queue that are before the min index
while let Some((i, _m)) = chat_queue.iter().enumerate().next() {
if i + *chat_min_index < new_chat_min_index {
chat_queue.pop_front();
} else {
break;
}
for _ in 0..(new_chat_min_index - chat_min_index) {
chat_queue.pop_front();
}
// update the min index
*chat_min_index = new_chat_min_index;
*self.chat_min_index.lock() = new_chat_min_index;
}
}
}