304 lines
16 KiB
JavaScript
304 lines
16 KiB
JavaScript
const express = require('express');
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const router = express.Router();
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const { getDb } = require('../models/db');
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const { authMiddleware, adminMiddleware, teamManagerMiddleware } = require('../middleware/auth');
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module.exports = function(io) {
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// ── Helpers ───────────────────────────────────────────────────────────────────
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function postSysMsg(db, groupId, actorId, content) {
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const r = db.prepare(`INSERT INTO messages (group_id, user_id, content, type) VALUES (?, ?, ?, 'system')`).run(groupId, actorId, content);
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const msg = db.prepare(`
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SELECT m.*, u.name as user_name, u.display_name as user_display_name,
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u.avatar as user_avatar, u.role as user_role, u.status as user_status,
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u.hide_admin_tag as user_hide_admin_tag, u.about_me as user_about_me, u.allow_dm as user_allow_dm
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FROM messages m JOIN users u ON m.user_id = u.id WHERE m.id = ?
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`).get(r.lastInsertRowid);
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if (msg) { msg.reactions = []; io.to(`group:${groupId}`).emit('message:new', msg); }
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}
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// Add user silently — no system message (used during initial creation)
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function addUserSilent(db, dmGroupId, userId) {
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db.prepare("INSERT OR IGNORE INTO group_members (group_id, user_id, joined_at) VALUES (?, ?, datetime('now'))").run(dmGroupId, userId);
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io.in(`user:${userId}`).socketsJoin(`group:${dmGroupId}`);
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const dmGroup = db.prepare('SELECT * FROM groups WHERE id = ?').get(dmGroupId);
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if (dmGroup) io.to(`user:${userId}`).emit('group:new', { group: dmGroup });
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}
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// Add user with system message (used when editing existing group)
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function addUser(db, dmGroupId, userId, actorId) {
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addUserSilent(db, dmGroupId, userId);
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const u = db.prepare('SELECT name, display_name FROM users WHERE id = ?').get(userId);
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postSysMsg(db, dmGroupId, actorId, `${u?.display_name || u?.name || 'A user'} has joined the conversation.`);
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}
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// Remove user with system message
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function removeUser(db, dmGroupId, userId, actorId) {
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db.prepare('DELETE FROM group_members WHERE group_id = ? AND user_id = ?').run(dmGroupId, userId);
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io.in(`user:${userId}`).socketsLeave(`group:${dmGroupId}`);
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io.to(`user:${userId}`).emit('group:deleted', { groupId: dmGroupId });
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const u = db.prepare('SELECT name, display_name FROM users WHERE id = ?').get(userId);
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postSysMsg(db, dmGroupId, actorId, `${u?.display_name || u?.name || 'A user'} has been removed from the conversation.`);
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}
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function getUserIdsForGroup(db, userGroupId) {
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return db.prepare('SELECT user_id FROM user_group_members WHERE user_group_id = ?').all(userGroupId).map(r => r.user_id);
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}
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// ── Current user's group memberships (no admin required) ────────────────────────
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router.get('/me', authMiddleware, (req, res) => {
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const db = getDb();
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const groupIds = db.prepare('SELECT user_group_id FROM user_group_members WHERE user_id = ?').all(req.user.id).map(r => r.user_group_id);
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res.json({ groupIds });
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});
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// ── MULTI-GROUP DMs — must come before /:id ───────────────────────────────────
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router.get('/multigroup', authMiddleware, teamManagerMiddleware, (req, res) => {
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const db = getDb();
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const dms = db.prepare(`
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SELECT mgd.*,
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(SELECT COUNT(*) FROM multi_group_dm_members WHERE multi_group_dm_id = mgd.id) as group_count
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FROM multi_group_dms mgd ORDER BY mgd.name ASC
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`).all();
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for (const dm of dms) {
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dm.memberGroupIds = db.prepare('SELECT user_group_id FROM multi_group_dm_members WHERE multi_group_dm_id = ?').all(dm.id).map(r => r.user_group_id);
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}
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res.json({ dms });
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});
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router.post('/multigroup', authMiddleware, teamManagerMiddleware, (req, res) => {
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const { name, userGroupIds = [] } = req.body;
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if (!name?.trim()) return res.status(400).json({ error: 'Name required' });
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if (userGroupIds.length < 2) return res.status(400).json({ error: 'At least two user groups required' });
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const db = getDb();
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if (db.prepare('SELECT id FROM multi_group_dms WHERE LOWER(name) = LOWER(?)').get(name.trim())) {
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return res.status(400).json({ error: 'Name already in use' });
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}
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// Check for duplicate user group set
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const newGroupIds = [...new Set(userGroupIds.map(Number).filter(Boolean))].sort();
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const allDms = db.prepare('SELECT id, name FROM multi_group_dms').all();
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for (const existing of allDms) {
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const existingIds = db.prepare('SELECT user_group_id FROM multi_group_dm_members WHERE multi_group_dm_id = ?').all(existing.id).map(r => r.user_group_id).sort();
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if (existingIds.length === newGroupIds.length && existingIds.every((id, i) => id === newGroupIds[i])) {
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return res.status(400).json({ error: `DM not created — "${existing.name}" already exists with the same member groups.` });
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}
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}
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const admin = db.prepare('SELECT id FROM users WHERE is_default_admin = 1').get();
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const dmResult = db.prepare(`INSERT INTO groups (name, type, owner_id, is_managed) VALUES (?, 'private', ?, 1)`).run(name.trim(), admin?.id || req.user.id);
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const dmGroupId = dmResult.lastInsertRowid;
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const mgResult = db.prepare(`INSERT INTO multi_group_dms (name, dm_group_id) VALUES (?, ?)`).run(name.trim(), dmGroupId);
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const mgId = mgResult.lastInsertRowid;
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const validGroupIds = userGroupIds.map(Number).filter(Boolean);
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const addedUsers = new Set();
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for (const ugId of validGroupIds) {
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db.prepare('INSERT OR IGNORE INTO multi_group_dm_members (multi_group_dm_id, user_group_id) VALUES (?, ?)').run(mgId, ugId);
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for (const uid of getUserIdsForGroup(db, ugId)) {
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if (!addedUsers.has(uid)) { addedUsers.add(uid); addUserSilent(db, dmGroupId, uid); }
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}
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}
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const dm = db.prepare('SELECT * FROM multi_group_dms WHERE id = ?').get(mgId);
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dm.memberGroupIds = validGroupIds;
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dm.group_count = validGroupIds.length;
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res.json({ dm });
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});
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router.patch('/multigroup/:id', authMiddleware, teamManagerMiddleware, (req, res) => {
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const db = getDb();
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const mg = db.prepare('SELECT * FROM multi_group_dms WHERE id = ?').get(req.params.id);
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if (!mg) return res.status(404).json({ error: 'Not found' });
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const { name, userGroupIds } = req.body;
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if (name && name.trim() !== mg.name) {
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if (db.prepare('SELECT id FROM multi_group_dms WHERE LOWER(name) = LOWER(?) AND id != ?').get(name.trim(), mg.id)) {
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return res.status(400).json({ error: 'Name already in use' });
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}
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db.prepare("UPDATE multi_group_dms SET name = ?, updated_at = datetime('now') WHERE id = ?").run(name.trim(), mg.id);
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if (mg.dm_group_id) db.prepare("UPDATE groups SET name = ?, updated_at = datetime('now') WHERE id = ?").run(name.trim(), mg.dm_group_id);
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}
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if (Array.isArray(userGroupIds) && mg.dm_group_id) {
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const newGroupIds = new Set(userGroupIds.map(Number).filter(Boolean));
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const currentGroupIds = new Set(db.prepare('SELECT user_group_id FROM multi_group_dm_members WHERE multi_group_dm_id = ?').all(mg.id).map(r => r.user_group_id));
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for (const ugId of newGroupIds) {
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if (!currentGroupIds.has(ugId)) {
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db.prepare("INSERT OR IGNORE INTO multi_group_dm_members (multi_group_dm_id, user_group_id) VALUES (?, ?)").run(mg.id, ugId);
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// Add users silently — no per-user notifications in multi-group DMs
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for (const uid of getUserIdsForGroup(db, ugId)) addUserSilent(db, mg.dm_group_id, uid);
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const ug = db.prepare('SELECT name FROM user_groups WHERE id = ?').get(ugId);
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if (ug) postSysMsg(db, mg.dm_group_id, req.user.id, `Group "${ug.name}" has been added to this conversation.`);
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}
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}
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for (const ugId of currentGroupIds) {
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if (!newGroupIds.has(ugId)) {
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db.prepare('DELETE FROM multi_group_dm_members WHERE multi_group_dm_id = ? AND user_group_id = ?').run(mg.id, ugId);
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// Remove users silently — no per-user notifications in multi-group DMs
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for (const uid of getUserIdsForGroup(db, ugId)) {
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const stillIn = db.prepare('SELECT 1 FROM multi_group_dm_members mgdm JOIN user_group_members ugm ON ugm.user_group_id = mgdm.user_group_id WHERE mgdm.multi_group_dm_id = ? AND ugm.user_id = ?').get(mg.id, uid);
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if (!stillIn) {
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db.prepare('DELETE FROM group_members WHERE group_id = ? AND user_id = ?').run(mg.dm_group_id, uid);
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io.in(`user:${uid}`).socketsLeave(`group:${mg.dm_group_id}`);
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io.to(`user:${uid}`).emit('group:deleted', { groupId: mg.dm_group_id });
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}
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}
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const ug = db.prepare('SELECT name FROM user_groups WHERE id = ?').get(ugId);
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if (ug) postSysMsg(db, mg.dm_group_id, req.user.id, `Group "${ug.name}" has been removed from this conversation.`);
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}
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}
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}
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const updated = db.prepare('SELECT * FROM multi_group_dms WHERE id = ?').get(req.params.id);
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updated.memberGroupIds = db.prepare('SELECT user_group_id FROM multi_group_dm_members WHERE multi_group_dm_id = ?').all(mg.id).map(r => r.user_group_id);
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updated.group_count = updated.memberGroupIds.length;
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res.json({ dm: updated });
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});
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router.delete('/multigroup/:id', authMiddleware, teamManagerMiddleware, (req, res) => {
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const db = getDb();
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const mg = db.prepare('SELECT * FROM multi_group_dms WHERE id = ?').get(req.params.id);
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if (!mg) return res.status(404).json({ error: 'Not found' });
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if (mg.dm_group_id) {
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const members = db.prepare('SELECT user_id FROM group_members WHERE group_id = ?').all(mg.dm_group_id).map(r => r.user_id);
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db.prepare('DELETE FROM groups WHERE id = ?').run(mg.dm_group_id);
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for (const uid of members) io.to(`user:${uid}`).emit('group:deleted', { groupId: mg.dm_group_id });
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}
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db.prepare('DELETE FROM multi_group_dms WHERE id = ?').run(mg.id);
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res.json({ success: true });
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});
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// ── USER GROUPS ───────────────────────────────────────────────────────────────
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router.get('/', authMiddleware, teamManagerMiddleware, (req, res) => {
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const db = getDb();
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const groups = db.prepare(`
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SELECT ug.*,
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(SELECT COUNT(*) FROM user_group_members WHERE user_group_id = ug.id) as member_count
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FROM user_groups ug ORDER BY ug.name ASC
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`).all();
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res.json({ groups });
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});
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router.get('/:id', authMiddleware, teamManagerMiddleware, (req, res) => {
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const db = getDb();
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const group = db.prepare('SELECT * FROM user_groups WHERE id = ?').get(req.params.id);
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if (!group) return res.status(404).json({ error: 'Not found' });
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const members = db.prepare(`
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SELECT u.id, u.name, u.display_name, u.avatar, u.role, u.status
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FROM user_group_members ugm JOIN users u ON u.id = ugm.user_id
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WHERE ugm.user_group_id = ? ORDER BY u.name ASC
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`).all(req.params.id);
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res.json({ group, members });
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});
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router.post('/', authMiddleware, teamManagerMiddleware, (req, res) => {
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const { name, memberIds = [] } = req.body;
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if (!name?.trim()) return res.status(400).json({ error: 'Name required' });
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const db = getDb();
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if (db.prepare('SELECT id FROM user_groups WHERE LOWER(name) = LOWER(?)').get(name.trim())) {
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return res.status(400).json({ error: 'A group with that name already exists' });
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}
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// Check for duplicate member set
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const newIds = [...new Set((Array.isArray(memberIds) ? memberIds : []).map(Number).filter(Boolean))].sort();
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if (newIds.length > 0) {
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const allGroups = db.prepare('SELECT id, name FROM user_groups').all();
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for (const existing of allGroups) {
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const existingIds = db.prepare('SELECT user_id FROM user_group_members WHERE user_group_id = ?').all(existing.id).map(r => r.user_id).sort();
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if (existingIds.length === newIds.length && existingIds.every((id, i) => id === newIds[i])) {
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return res.status(400).json({ error: `Group not created — "${existing.name}" already exists with the same members.` });
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}
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}
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}
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const admin = db.prepare('SELECT id FROM users WHERE is_default_admin = 1').get();
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const dmResult = db.prepare(`INSERT INTO groups (name, type, owner_id, is_readonly, is_direct, is_managed) VALUES (?, 'private', ?, 0, 0, 1)`).run(name.trim(), admin?.id || req.user.id);
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const dmGroupId = dmResult.lastInsertRowid;
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const ugResult = db.prepare(`INSERT INTO user_groups (name, dm_group_id) VALUES (?, ?)`).run(name.trim(), dmGroupId);
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const ugId = ugResult.lastInsertRowid;
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for (const uid of (Array.isArray(memberIds) ? memberIds.map(Number).filter(Boolean) : [])) {
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db.prepare("INSERT OR IGNORE INTO user_group_members (user_group_id, user_id) VALUES (?, ?)").run(ugId, uid);
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addUserSilent(db, dmGroupId, uid);
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}
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const group = db.prepare('SELECT * FROM user_groups WHERE id = ?').get(ugId);
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res.json({ group });
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});
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router.patch('/:id', authMiddleware, teamManagerMiddleware, (req, res) => {
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const db = getDb();
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const ug = db.prepare('SELECT * FROM user_groups WHERE id = ?').get(req.params.id);
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if (!ug) return res.status(404).json({ error: 'Not found' });
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const { name, memberIds } = req.body;
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if (name && name.trim() !== ug.name) {
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if (db.prepare('SELECT id FROM user_groups WHERE LOWER(name) = LOWER(?) AND id != ?').get(name.trim(), ug.id)) {
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return res.status(400).json({ error: 'Name already in use' });
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}
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db.prepare("UPDATE user_groups SET name = ?, updated_at = datetime('now') WHERE id = ?").run(name.trim(), ug.id);
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if (ug.dm_group_id) db.prepare("UPDATE groups SET name = ?, updated_at = datetime('now') WHERE id = ?").run(name.trim(), ug.dm_group_id);
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}
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if (Array.isArray(memberIds) && ug.dm_group_id) {
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const newIds = new Set(memberIds.map(Number).filter(Boolean));
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const currentSet = new Set(db.prepare('SELECT user_id FROM user_group_members WHERE user_group_id = ?').all(ug.id).map(r => r.user_id));
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const addedUids = [];
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const removedUids = [];
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for (const uid of newIds) {
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if (!currentSet.has(uid)) {
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db.prepare("INSERT OR IGNORE INTO user_group_members (user_group_id, user_id) VALUES (?, ?)").run(ug.id, uid);
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// Add to UG DM with individual notification
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addUser(db, ug.dm_group_id, uid, req.user.id);
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addedUids.push(uid);
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}
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}
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for (const uid of currentSet) {
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if (!newIds.has(uid)) {
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db.prepare('DELETE FROM user_group_members WHERE user_group_id = ? AND user_id = ?').run(ug.id, uid);
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// For managed DMs, membership is controlled solely by the user group — always remove
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removeUser(db, ug.dm_group_id, uid, req.user.id);
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removedUids.push(uid);
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}
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}
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// For multi-group DMs: add/remove users silently, post group-level notification once
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const mgDms = db.prepare('SELECT mgd.id, mgd.dm_group_id FROM multi_group_dm_members mgdm JOIN multi_group_dms mgd ON mgd.id = mgdm.multi_group_dm_id WHERE mgdm.user_group_id = ?').all(ug.id);
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for (const mg of mgDms) {
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if (!mg.dm_group_id) continue;
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for (const uid of addedUids) addUserSilent(db, mg.dm_group_id, uid);
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for (const uid of removedUids) {
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const stillInMg = db.prepare('SELECT 1 FROM multi_group_dm_members mgdm JOIN user_group_members ugm ON ugm.user_group_id = mgdm.user_group_id WHERE mgdm.multi_group_dm_id = ? AND ugm.user_id = ?').get(mg.id, uid);
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if (!stillInMg) {
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db.prepare('DELETE FROM group_members WHERE group_id = ? AND user_id = ?').run(mg.dm_group_id, uid);
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io.in(`user:${uid}`).socketsLeave(`group:${mg.dm_group_id}`);
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io.to(`user:${uid}`).emit('group:deleted', { groupId: mg.dm_group_id });
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}
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}
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if (addedUids.length > 0) postSysMsg(db, mg.dm_group_id, req.user.id, `Members were added to group "${ug.name}" and have joined this conversation.`);
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if (removedUids.length > 0) postSysMsg(db, mg.dm_group_id, req.user.id, `Members were removed from group "${ug.name}" and have left this conversation.`);
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}
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}
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const updated = db.prepare('SELECT * FROM user_groups WHERE id = ?').get(req.params.id);
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res.json({ group: updated });
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});
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router.delete('/:id', authMiddleware, teamManagerMiddleware, (req, res) => {
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const db = getDb();
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const ug = db.prepare('SELECT * FROM user_groups WHERE id = ?').get(req.params.id);
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if (!ug) return res.status(404).json({ error: 'Not found' });
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if (ug.dm_group_id) {
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const members = db.prepare('SELECT user_id FROM group_members WHERE group_id = ?').all(ug.dm_group_id).map(r => r.user_id);
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db.prepare('DELETE FROM groups WHERE id = ?').run(ug.dm_group_id);
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for (const uid of members) io.to(`user:${uid}`).emit('group:deleted', { groupId: ug.dm_group_id });
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}
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db.prepare('DELETE FROM user_groups WHERE id = ?').run(ug.id);
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res.json({ success: true });
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});
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return router;
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};
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