Initial Push to GIT

backend/src/routes/settings.js

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+const express = require('express');
+const multer = require('multer');
+const path = require('path');
+const fs = require('fs');
+const sharp = require('sharp');
+const router = express.Router();
+const { getDb } = require('../models/db');
+const { authMiddleware, adminMiddleware } = require('../middleware/auth');
+
+// Generic icon storage factory
+function makeIconStorage(prefix) {
+  return multer.diskStorage({
+    destination: '/app/uploads/logos',
+    filename: (req, file, cb) => {
+      const ext = path.extname(file.originalname);
+      cb(null, `${prefix}_${Date.now()}${ext}`);
+    }
+  });
+}
+
+const iconUploadOpts = {
+  limits: { fileSize: 1 * 1024 * 1024 },
+  fileFilter: (req, file, cb) => {
+    if (file.mimetype.startsWith('image/')) cb(null, true);
+    else cb(new Error('Images only'));
+  }
+};
+
+const uploadLogo     = multer({ storage: makeIconStorage('logo'),     ...iconUploadOpts });
+const uploadNewChat  = multer({ storage: makeIconStorage('newchat'),  ...iconUploadOpts });
+const uploadGroupInfo = multer({ storage: makeIconStorage('groupinfo'), ...iconUploadOpts });
+
+// Get public settings (accessible by all)
+router.get('/', (req, res) => {
+  const db = getDb();
+  const settings = db.prepare('SELECT key, value FROM settings').all();
+  const obj = {};
+  for (const s of settings) obj[s.key] = s.value;
+  const admin = db.prepare('SELECT email FROM users WHERE is_default_admin = 1').get();
+  if (admin) obj.admin_email = admin.email;
+  // Expose app version from Docker build arg env var
+  obj.app_version = process.env.TEAMCHAT_VERSION || 'dev';
+  res.json({ settings: obj });
+});
+
+// Update app name (admin)
+router.patch('/app-name', authMiddleware, adminMiddleware, (req, res) => {
+  const { name } = req.body;
+  if (!name?.trim()) return res.status(400).json({ error: 'Name required' });
+  const db = getDb();
+  db.prepare("UPDATE settings SET value = ?, updated_at = datetime('now') WHERE key = 'app_name'").run(name.trim());
+  res.json({ success: true, name: name.trim() });
+});
+
+// Upload app logo (admin) — also generates 192x192 and 512x512 PWA icons
+router.post('/logo', authMiddleware, adminMiddleware, uploadLogo.single('logo'), async (req, res) => {
+  if (!req.file) return res.status(400).json({ error: 'No file' });
+
+  const logoUrl = `/uploads/logos/${req.file.filename}`;
+  const srcPath = req.file.path;
+
+  try {
+    // Generate PWA icons from the uploaded logo
+    const icon192Path = '/app/uploads/logos/pwa-icon-192.png';
+    const icon512Path = '/app/uploads/logos/pwa-icon-512.png';
+
+    await sharp(srcPath)
+      .resize(192, 192, { fit: 'contain', background: { r: 255, g: 255, b: 255, alpha: 0 } })
+      .png()
+      .toFile(icon192Path);
+
+    await sharp(srcPath)
+      .resize(512, 512, { fit: 'contain', background: { r: 255, g: 255, b: 255, alpha: 0 } })
+      .png()
+      .toFile(icon512Path);
+
+    const db = getDb();
+    db.prepare("UPDATE settings SET value = ?, updated_at = datetime('now') WHERE key = 'logo_url'").run(logoUrl);
+    // Store the PWA icon paths so the manifest can reference them
+    db.prepare("INSERT INTO settings (key, value) VALUES ('pwa_icon_192', ?) ON CONFLICT(key) DO UPDATE SET value = ?, updated_at = datetime('now')")
+      .run('/uploads/logos/pwa-icon-192.png', '/uploads/logos/pwa-icon-192.png');
+    db.prepare("INSERT INTO settings (key, value) VALUES ('pwa_icon_512', ?) ON CONFLICT(key) DO UPDATE SET value = ?, updated_at = datetime('now')")
+      .run('/uploads/logos/pwa-icon-512.png', '/uploads/logos/pwa-icon-512.png');
+
+    res.json({ logoUrl });
+  } catch (err) {
+    console.error('[Logo] Failed to generate PWA icons:', err.message);
+    // Still save the logo even if icon generation fails
+    const db = getDb();
+    db.prepare("UPDATE settings SET value = ?, updated_at = datetime('now') WHERE key = 'logo_url'").run(logoUrl);
+    res.json({ logoUrl });
+  }
+});
+
+// Upload New Chat icon (admin)
+router.post('/icon-newchat', authMiddleware, adminMiddleware, uploadNewChat.single('icon'), (req, res) => {
+  if (!req.file) return res.status(400).json({ error: 'No file' });
+  const iconUrl = `/uploads/logos/${req.file.filename}`;
+  const db = getDb();
+  db.prepare("INSERT INTO settings (key, value) VALUES ('icon_newchat', ?) ON CONFLICT(key) DO UPDATE SET value = ?, updated_at = datetime('now')")
+    .run(iconUrl, iconUrl);
+  res.json({ iconUrl });
+});
+
+// Upload Group Info icon (admin)
+router.post('/icon-groupinfo', authMiddleware, adminMiddleware, uploadGroupInfo.single('icon'), (req, res) => {
+  if (!req.file) return res.status(400).json({ error: 'No file' });
+  const iconUrl = `/uploads/logos/${req.file.filename}`;
+  const db = getDb();
+  db.prepare("INSERT INTO settings (key, value) VALUES ('icon_groupinfo', ?) ON CONFLICT(key) DO UPDATE SET value = ?, updated_at = datetime('now')")
+    .run(iconUrl, iconUrl);
+  res.json({ iconUrl });
+});
+
+// Reset all settings to defaults (admin)
+router.post('/reset', authMiddleware, adminMiddleware, (req, res) => {
+  const db = getDb();
+  const originalName = process.env.APP_NAME || 'TeamChat';
+  db.prepare("UPDATE settings SET value = ?, updated_at = datetime('now') WHERE key = 'app_name'").run(originalName);
+  db.prepare("UPDATE settings SET value = '', updated_at = datetime('now') WHERE key = 'logo_url'").run();
+  db.prepare("UPDATE settings SET value = '', updated_at = datetime('now') WHERE key IN ('icon_newchat', 'icon_groupinfo', 'pwa_icon_192', 'pwa_icon_512')").run();
+  res.json({ success: true });
+});
+
+module.exports = router;