import { Router } from 'express';
import { z } from 'zod';
import { asyncWrap } from '../errors.js';
import { requireOwner } from '../cap.js';
import { validate } from '../validate.js';
import * as settings from '../../db/repos/app_settings.js';
export const router = Router();

// Theme = a small map of palette-var overrides, e.g. { accent: '#ff4f2e' }.
// Keys are short slugs (mapped to --<key> on the client); values must be hex,
// so a saved theme can never inject arbitrary CSS.
const themeSchema = z.record(
  z.string().regex(/^[a-z0-9-]{1,24}$/),
  z.string().regex(/^#[0-9a-fA-F]{3,8}$/)
);

router.get('/', asyncWrap(async (_req, res) => res.json(await settings.get('theme', {}))));

router.put('/', requireOwner, validate({ body: themeSchema }), asyncWrap(async (req, res) => {
  res.json(await settings.set('theme', req.body));
}));