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const fs = require('fs');
const path = require('path');
const express = require('express');
const sanitize = require('sanitize-filename');
const writeFileAtomicSync = require('write-file-atomic').sync;
const { jsonParser } = require('../express-common');
const { humanizedISO8601DateTime } = require('../util');
const router = express.Router();
router.post('/all', jsonParser, (request, response) => {
const groups = [];
if (!fs.existsSync(request.user.directories.groups)) {
fs.mkdirSync(request.user.directories.groups);
}
const files = fs.readdirSync(request.user.directories.groups).filter(x => path.extname(x) === '.json');
const chats = fs.readdirSync(request.user.directories.groupChats).filter(x => path.extname(x) === '.jsonl');
files.forEach(function (file) {
try {
const filePath = path.join(request.user.directories.groups, file);
const fileContents = fs.readFileSync(filePath, 'utf8');
const group = JSON.parse(fileContents);
const groupStat = fs.statSync(filePath);
group['date_added'] = groupStat.birthtimeMs;
group['create_date'] = humanizedISO8601DateTime(groupStat.birthtimeMs);
let chat_size = 0;
let date_last_chat = 0;
if (Array.isArray(group.chats) && Array.isArray(chats)) {
for (const chat of chats) {
if (group.chats.includes(path.parse(chat).name)) {
const chatStat = fs.statSync(path.join(request.user.directories.groupChats, chat));
chat_size += chatStat.size;
date_last_chat = Math.max(date_last_chat, chatStat.mtimeMs);
}
}
}
group['date_last_chat'] = date_last_chat;
group['chat_size'] = chat_size;
groups.push(group);
}
catch (error) {
console.error(error);
}
});
return response.send(groups);
});
router.post('/create', jsonParser, (request, response) => {
if (!request.body) {
return response.sendStatus(400);
}
const id = String(Date.now());
const groupMetadata = {
id: id,
name: request.body.name ?? 'New Group',
members: request.body.members ?? [],
avatar_url: request.body.avatar_url,
allow_self_responses: !!request.body.allow_self_responses,
activation_strategy: request.body.activation_strategy ?? 0,
generation_mode: request.body.generation_mode ?? 0,
disabled_members: request.body.disabled_members ?? [],
chat_metadata: request.body.chat_metadata ?? {},
fav: request.body.fav,
chat_id: request.body.chat_id ?? id,
chats: request.body.chats ?? [id],
auto_mode_delay: request.body.auto_mode_delay ?? 5,
generation_mode_join_prefix: request.body.generation_mode_join_prefix ?? '',
generation_mode_join_suffix: request.body.generation_mode_join_suffix ?? '',
};
const pathToFile = path.join(request.user.directories.groups, `${id}.json`);
const fileData = JSON.stringify(groupMetadata, null, 4);
if (!fs.existsSync(request.user.directories.groups)) {
fs.mkdirSync(request.user.directories.groups);
}
writeFileAtomicSync(pathToFile, fileData);
return response.send(groupMetadata);
});
router.post('/edit', jsonParser, (request, response) => {
if (!request.body || !request.body.id) {
return response.sendStatus(400);
}
const id = request.body.id;
const pathToFile = path.join(request.user.directories.groups, `${id}.json`);
const fileData = JSON.stringify(request.body, null, 4);
writeFileAtomicSync(pathToFile, fileData);
return response.send({ ok: true });
});
router.post('/delete', jsonParser, async (request, response) => {
if (!request.body || !request.body.id) {
return response.sendStatus(400);
}
const id = request.body.id;
const pathToGroup = path.join(request.user.directories.groups, sanitize(`${id}.json`));
try {
// Delete group chats
const group = JSON.parse(fs.readFileSync(pathToGroup, 'utf8'));
if (group && Array.isArray(group.chats)) {
for (const chat of group.chats) {
console.log('Deleting group chat', chat);
const pathToFile = path.join(request.user.directories.groupChats, `${id}.jsonl`);
if (fs.existsSync(pathToFile)) {
fs.rmSync(pathToFile);
}
}
}
} catch (error) {
console.error('Could not delete group chats. Clean them up manually.', error);
}
if (fs.existsSync(pathToGroup)) {
fs.rmSync(pathToGroup);
}
return response.send({ ok: true });
});
module.exports = { router };
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