315 lines
16 KiB
JavaScript
315 lines
16 KiB
JavaScript
const express = require('express');
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const router = express.Router();
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const { query, queryOne, queryResult, exec } = 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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async function postSysMsg(schema, groupId, actorId, content) {
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const r = await queryResult(schema,
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"INSERT INTO messages (group_id,user_id,content,type) VALUES ($1,$2,$3,'system') RETURNING id",
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[groupId, actorId, content]
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);
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const msg = await queryOne(schema, `
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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=$1
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`, [r.rows[0].id]);
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if (msg) { msg.reactions = []; io.to(`group:${groupId}`).emit('message:new', msg); }
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}
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async function addUserSilent(schema, dmGroupId, userId) {
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await exec(schema, 'INSERT INTO group_members (group_id,user_id) VALUES ($1,$2) ON CONFLICT DO NOTHING', [dmGroupId, userId]);
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io.in(`user:${userId}`).socketsJoin(`group:${dmGroupId}`);
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const dmGroup = await queryOne(schema, 'SELECT * FROM groups WHERE id=$1', [dmGroupId]);
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if (dmGroup) io.to(`user:${userId}`).emit('group:new', { group: dmGroup });
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}
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async function addUser(schema, dmGroupId, userId, actorId) {
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await addUserSilent(schema, dmGroupId, userId);
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const u = await queryOne(schema, 'SELECT name,display_name FROM users WHERE id=$1', [userId]);
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await postSysMsg(schema, dmGroupId, actorId, `${u?.display_name||u?.name||'A user'} has joined the conversation.`);
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}
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async function removeUser(schema, dmGroupId, userId, actorId) {
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await exec(schema, 'DELETE FROM group_members WHERE group_id=$1 AND user_id=$2', [dmGroupId, userId]);
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io.in(`user:${userId}`).socketsLeave(`group:${dmGroupId}`);
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io.to(`user:${userId}`).emit('group:deleted', { groupId: dmGroupId });
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const u = await queryOne(schema, 'SELECT name,display_name FROM users WHERE id=$1', [userId]);
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await postSysMsg(schema, dmGroupId, actorId, `${u?.display_name||u?.name||'A user'} has been removed from the conversation.`);
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}
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async function getUserIdsForGroup(schema, userGroupId) {
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const rows = await query(schema, 'SELECT user_id FROM user_group_members WHERE user_group_id=$1', [userGroupId]);
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return rows.map(r => r.user_id);
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}
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// GET /me — current user's user-group memberships
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router.get('/me', authMiddleware, async (req, res) => {
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try {
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const rows = await query(req.schema, 'SELECT user_group_id FROM user_group_members WHERE user_id=$1', [req.user.id]);
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const groupIds = rows.map(r => r.user_group_id);
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if (groupIds.length === 0) return res.json({ userGroups: [] });
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const placeholders = groupIds.map((_,i) => `$${i+1}`).join(',');
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const userGroups = await query(req.schema, `SELECT * FROM user_groups WHERE id IN (${placeholders}) ORDER BY name ASC`, groupIds);
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// Also resolve multi-group DMs this user can see
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const mgDms = await query(req.schema, `
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SELECT mgd.*, (SELECT COUNT(*) FROM multi_group_dm_members WHERE multi_group_dm_id=mgd.id) AS group_count
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FROM multi_group_dms mgd
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JOIN multi_group_dm_members mgdm ON mgdm.multi_group_dm_id=mgd.id
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WHERE mgdm.user_group_id IN (${placeholders})
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GROUP BY mgd.id ORDER BY mgd.name ASC
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`, groupIds);
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for (const dm of mgDms) {
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dm.memberGroupIds = (await query(req.schema, 'SELECT user_group_id FROM multi_group_dm_members WHERE multi_group_dm_id=$1', [dm.id])).map(r => r.user_group_id);
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}
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res.json({ userGroups, multiGroupDms: mgDms });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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// GET /multigroup
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router.get('/multigroup', authMiddleware, teamManagerMiddleware, async (req, res) => {
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try {
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const dms = await query(req.schema, `
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SELECT mgd.*, (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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`);
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for (const dm of dms) {
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dm.memberGroupIds = (await query(req.schema, 'SELECT user_group_id FROM multi_group_dm_members WHERE multi_group_dm_id=$1', [dm.id])).map(r => r.user_group_id);
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}
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res.json({ dms });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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// POST /multigroup
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router.post('/multigroup', authMiddleware, teamManagerMiddleware, async (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 (!Array.isArray(userGroupIds) || userGroupIds.length < 2) return res.status(400).json({ error: 'At least 2 groups required' });
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try {
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// Check for existing DM with same groups
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const existing = await queryOne(req.schema, 'SELECT * FROM multi_group_dms WHERE LOWER(name)=LOWER($1)', [name.trim()]);
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if (existing) {
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const existingIds = (await query(req.schema, 'SELECT user_group_id FROM multi_group_dm_members WHERE multi_group_dm_id=$1', [existing.id])).map(r => r.user_group_id).sort();
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const newIds = [...userGroupIds].map(Number).sort();
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if (JSON.stringify(existingIds) === JSON.stringify(newIds)) return res.status(400).json({ error: 'A DM with these groups already exists' });
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}
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// Create the chat group
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const gr = await queryResult(req.schema,
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"INSERT INTO groups (name,type,is_readonly,is_managed,is_multi_group) VALUES ($1,'private',FALSE,TRUE,TRUE) RETURNING id",
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[name.trim()]
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);
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const dmGroupId = gr.rows[0].id;
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// Create multi_group_dms record
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const mgr = await queryResult(req.schema,
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'INSERT INTO multi_group_dms (name,dm_group_id) VALUES ($1,$2) RETURNING id',
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[name.trim(), dmGroupId]
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);
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const mgId = mgr.rows[0].id;
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// Add each user group and their members
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const addedUsers = new Set();
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for (const ugId of userGroupIds) {
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await exec(req.schema, 'INSERT INTO multi_group_dm_members (multi_group_dm_id,user_group_id) VALUES ($1,$2) ON CONFLICT DO NOTHING', [mgId, ugId]);
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const uids = await getUserIdsForGroup(req.schema, ugId);
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for (const uid of uids) {
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if (!addedUsers.has(uid)) {
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addedUsers.add(uid);
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await addUserSilent(req.schema, dmGroupId, uid);
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}
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}
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}
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const dmGroup = await queryOne(req.schema, 'SELECT * FROM groups WHERE id=$1', [dmGroupId]);
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res.json({ dm: { id: mgId, name: name.trim(), dm_group_id: dmGroupId, group_count: userGroupIds.length }, group: dmGroup });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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// PATCH /multigroup/:id
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router.patch('/multigroup/:id', authMiddleware, teamManagerMiddleware, async (req, res) => {
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const { userGroupIds } = req.body;
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try {
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const mg = await queryOne(req.schema, 'SELECT * FROM multi_group_dms WHERE id=$1', [req.params.id]);
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if (!mg) return res.status(404).json({ error: 'Not found' });
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if (!Array.isArray(userGroupIds)) return res.status(400).json({ error: 'userGroupIds required' });
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const currentGroupIds = new Set((await query(req.schema, 'SELECT user_group_id FROM multi_group_dm_members WHERE multi_group_dm_id=$1', [mg.id])).map(r => r.user_group_id));
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const newGroupSet = new Set(userGroupIds.map(Number));
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for (const ugId of newGroupSet) {
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if (!currentGroupIds.has(ugId)) {
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await exec(req.schema, 'INSERT INTO multi_group_dm_members (multi_group_dm_id,user_group_id) VALUES ($1,$2) ON CONFLICT DO NOTHING', [mg.id, ugId]);
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const uids = await getUserIdsForGroup(req.schema, ugId);
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for (const uid of uids) await addUserSilent(req.schema, mg.dm_group_id, uid);
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await postSysMsg(req.schema, mg.dm_group_id, req.user.id, `A new group has joined this conversation.`);
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}
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}
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for (const ugId of currentGroupIds) {
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if (!newGroupSet.has(ugId)) {
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await exec(req.schema, 'DELETE FROM multi_group_dm_members WHERE multi_group_dm_id=$1 AND user_group_id=$2', [mg.id, ugId]);
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const uids = await getUserIdsForGroup(req.schema, ugId);
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for (const uid of uids) {
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const stillIn = await queryOne(req.schema, `
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SELECT 1 FROM multi_group_dm_members mgdm JOIN user_group_members ugm ON ugm.user_group_id=mgdm.user_group_id
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WHERE mgdm.multi_group_dm_id=$1 AND ugm.user_id=$2
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`, [mg.id, uid]);
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if (!stillIn) {
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await exec(req.schema, 'DELETE FROM group_members WHERE group_id=$1 AND user_id=$2', [mg.dm_group_id, uid]);
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io.in(`user:${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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await postSysMsg(req.schema, mg.dm_group_id, req.user.id, `A group has been removed from this conversation.`);
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}
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}
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res.json({ success: true });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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// DELETE /multigroup/:id
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router.delete('/multigroup/:id', authMiddleware, teamManagerMiddleware, async (req, res) => {
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try {
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const mg = await queryOne(req.schema, 'SELECT * FROM multi_group_dms WHERE id=$1', [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 = (await query(req.schema, 'SELECT user_id FROM group_members WHERE group_id=$1', [mg.dm_group_id])).map(r => r.user_id);
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await exec(req.schema, 'DELETE FROM groups WHERE id=$1', [mg.dm_group_id]);
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for (const uid of members) io.to(`user:${uid}`).emit('group:deleted', { groupId: mg.dm_group_id });
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}
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await exec(req.schema, 'DELETE FROM multi_group_dms WHERE id=$1', [mg.id]);
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res.json({ success: true });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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// GET / — list all user groups
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router.get('/', authMiddleware, teamManagerMiddleware, async (req, res) => {
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try {
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const groups = await query(req.schema, `
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SELECT ug.*, (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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`);
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res.json({ groups });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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// GET /:id
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router.get('/:id', authMiddleware, teamManagerMiddleware, async (req, res) => {
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try {
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const group = await queryOne(req.schema, 'SELECT * FROM user_groups WHERE id=$1', [req.params.id]);
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if (!group) return res.status(404).json({ error: 'Not found' });
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const members = await query(req.schema, `
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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=$1 ORDER BY u.name ASC
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`, [req.params.id]);
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res.json({ group, members });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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// POST / — create user group
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router.post('/', authMiddleware, teamManagerMiddleware, async (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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try {
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const existing = await queryOne(req.schema, 'SELECT id FROM user_groups WHERE LOWER(name)=LOWER($1)', [name.trim()]);
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if (existing) return res.status(400).json({ error: 'Name already in use' });
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// Create the managed DM group
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const gr = await queryResult(req.schema,
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"INSERT INTO groups (name,type,is_readonly,is_managed) VALUES ($1,'private',FALSE,TRUE) RETURNING id",
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[name.trim()]
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);
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const dmGroupId = gr.rows[0].id;
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const ugr = await queryResult(req.schema,
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'INSERT INTO user_groups (name,dm_group_id) VALUES ($1,$2) RETURNING id',
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[name.trim(), dmGroupId]
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);
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const ugId = ugr.rows[0].id;
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for (const uid of memberIds) {
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await exec(req.schema, 'INSERT INTO user_group_members (user_group_id,user_id) VALUES ($1,$2) ON CONFLICT DO NOTHING', [ugId, uid]);
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await addUserSilent(req.schema, dmGroupId, uid);
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}
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const ug = await queryOne(req.schema, 'SELECT * FROM user_groups WHERE id=$1', [ugId]);
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res.json({ userGroup: ug });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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// PATCH /:id
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router.patch('/:id', authMiddleware, teamManagerMiddleware, async (req, res) => {
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const { name, memberIds } = req.body;
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try {
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const ug = await queryOne(req.schema, 'SELECT * FROM user_groups WHERE id=$1', [req.params.id]);
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if (!ug) return res.status(404).json({ error: 'Not found' });
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if (name && name.trim() !== ug.name) {
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const conflict = await queryOne(req.schema, 'SELECT id FROM user_groups WHERE LOWER(name)=LOWER($1) AND id!=$2', [name.trim(), ug.id]);
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if (conflict) return res.status(400).json({ error: 'Name already in use' });
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await exec(req.schema, 'UPDATE user_groups SET name=$1, updated_at=NOW() WHERE id=$2', [name.trim(), ug.id]);
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if (ug.dm_group_id) await exec(req.schema, 'UPDATE groups SET name=$1, updated_at=NOW() WHERE id=$2', [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((await query(req.schema, 'SELECT user_id FROM user_group_members WHERE user_group_id=$1', [ug.id])).map(r => r.user_id));
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const addedUids = [], removedUids = [];
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for (const uid of newIds) {
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if (!currentSet.has(uid)) {
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await exec(req.schema, 'INSERT INTO user_group_members (user_group_id,user_id) VALUES ($1,$2) ON CONFLICT DO NOTHING', [ug.id, uid]);
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await addUser(req.schema, 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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await exec(req.schema, 'DELETE FROM user_group_members WHERE user_group_id=$1 AND user_id=$2', [ug.id, uid]);
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await removeUser(req.schema, 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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// Propagate to multi-group DMs
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const mgDms = await query(req.schema, `
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SELECT mgd.id, mgd.dm_group_id FROM multi_group_dm_members mgdm
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JOIN multi_group_dms mgd ON mgd.id=mgdm.multi_group_dm_id WHERE mgdm.user_group_id=$1
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`, [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) await addUserSilent(req.schema, mg.dm_group_id, uid);
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for (const uid of removedUids) {
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const stillIn = await queryOne(req.schema, `
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SELECT 1 FROM multi_group_dm_members mgdm JOIN user_group_members ugm ON ugm.user_group_id=mgdm.user_group_id
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WHERE mgdm.multi_group_dm_id=$1 AND ugm.user_id=$2
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`, [mg.id, uid]);
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if (!stillIn) {
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await exec(req.schema, 'DELETE FROM group_members WHERE group_id=$1 AND user_id=$2', [mg.dm_group_id, uid]);
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io.in(`user:${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) await postSysMsg(req.schema, mg.dm_group_id, req.user.id, `Members were added to group "${ug.name}" and have joined this conversation.`);
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if (removedUids.length > 0) await postSysMsg(req.schema, mg.dm_group_id, req.user.id, `Members were removed from group "${ug.name}" and have left this conversation.`);
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}
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}
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const updated = await queryOne(req.schema, 'SELECT * FROM user_groups WHERE id=$1', [req.params.id]);
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res.json({ group: updated });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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// DELETE /:id
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router.delete('/:id', authMiddleware, teamManagerMiddleware, async (req, res) => {
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try {
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const ug = await queryOne(req.schema, 'SELECT * FROM user_groups WHERE id=$1', [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 = (await query(req.schema, 'SELECT user_id FROM group_members WHERE group_id=$1', [ug.dm_group_id])).map(r => r.user_id);
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await exec(req.schema, 'DELETE FROM groups WHERE id=$1', [ug.dm_group_id]);
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for (const uid of members) { io.in(`user:${uid}`).socketsLeave(`group:${ug.dm_group_id}`); io.to(`user:${uid}`).emit('group:deleted', { groupId: ug.dm_group_id }); }
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}
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await exec(req.schema, 'DELETE FROM user_groups WHERE id=$1', [ug.id]);
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res.json({ success: true });
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} catch (e) { res.status(500).json({ error: e.message }); }
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});
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return router;
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};
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