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improved desync recovery

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Erik 2022-01-12 23:20:28 +02:00
parent ed4e4b132c
commit 11b852a6f2
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1 changed files with 22 additions and 4 deletions
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26
structure/JsonCache.js
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@ -98,16 +98,34 @@ class JsonCache extends CacheHandler {
for (const entry of this.queue) {
const path = `./modmail_cache/${entry}.json`;
if (fs.existsSync(path)) return;
if (!fs.existsSync(path)) this.client.logger.warn(`User ${entry} is in queue but is missing history. Attempting to recover history.`);
this.client.logger.warn(`User ${entry} is in queue but is missing history. Attempting to recover history.`);
const user = await this.client.resolveUser(entry);
const dm = await user.createDM();
let messages = await dm.messages.fetch();
messages = messages.filter(msg => msg.author.id !== this.client.user.id).sort((a, b) => a.createdTimestamp - b.createdTimestamp);
messages = messages.sort((a, b) => a.createdTimestamp - b.createdTimestamp).map(msg => msg); // .filter(msg => msg.author.id !== this.client.user.id)
const amt = messages.length;
const history = await this.loadModmailHistory(entry);
for (const { author, content, createdTimestamp, attachments } of messages.values()) {
if (history.length) { // Sync user's past messages with the bot's cache if one exists
const last = history[history.length - 1];
let index = amt - 1;
for (index; index >= 0; index--) { // Find the most recent message that is also in the user's history
const msg = messages[index];
if (msg.content === last.content || msg.embeds.length && msg.author.bot) {
messages = messages.slice(index+1).filter(m => !m.author.bot);
break;
}
}
if (messages.length) this.client.logger.warn(`User ${entry} has previous history but is out of sync, attempting sync. ${messages.length} messages out of sync.`);
else continue;
}
history.push({ timestamp: Date.now(), author: this.client.user.id, content: 'Attempted a recovery of missing messages at this point, messages may look out of place if something went wrong.' });
for (const { author, content, createdTimestamp, attachments } of messages) {
if (author.bot) continue;
history.push({ attachments: attachments.map(att => att.url), author: author.id, content, timestamp: createdTimestamp });
}
this.updatedThreads.push(entry);