import { Router } from 'express';
import { z } from 'zod';
import * as repo from '../../db/repos/spaces.js';
import { validate } from '../validate.js';
import { NotFoundError, asyncWrap } from '../errors.js';

const createSchema = z.object({
  slug: z.string().min(1).max(64).regex(/^[a-z0-9-]+$/),
  name: z.string().min(1).max(200),
  description: z.string().optional(),
  theme: z.string().optional()
});

const patchSchema = z.object({
  slug: z.string().min(1).max(64).regex(/^[a-z0-9-]+$/).optional(),
  name: z.string().min(1).max(200).optional(),
  description: z.string().nullable().optional(),
  theme: z.string().nullable().optional()
});

const uuidParams = z.object({ id: z.string().uuid() });

export const router = Router();

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

router.post('/',
  validate({ body: createSchema }),
  asyncWrap(async (req, res) => {
    const row = await repo.create(req.body, req.actor);
    res.status(201).json(row);
  })
);

router.get('/by-slug/:slug', asyncWrap(async (req, res) => {
  const row = await repo.getBySlug(req.params.slug);
  if (!row) throw new NotFoundError('space not found');
  res.json(row);
}));

router.get('/:id',
  validate({ params: uuidParams }),
  asyncWrap(async (req, res) => {
    const row = await repo.getById(req.params.id);
    if (!row) throw new NotFoundError('space not found');
    res.json(row);
  })
);

router.patch('/:id',
  validate({ params: uuidParams, body: patchSchema }),
  asyncWrap(async (req, res) => {
    const existing = await repo.getById(req.params.id);
    if (!existing) throw new NotFoundError('space not found');
    const row = await repo.update(req.params.id, req.body, req.actor);
    res.json(row);
  })
);

router.delete('/:id',
  validate({ params: uuidParams }),
  asyncWrap(async (req, res) => {
    const existing = await repo.getById(req.params.id);
    if (!existing) throw new NotFoundError('space not found');
    await repo.del(req.params.id, req.actor);
    res.status(204).end();
  })
);