import { defineCollection } from 'astro:content';
import { z } from 'astro/zod';
import { glob } from 'astro/loaders';
import examples from './data/examples.json';

const destination = z.string().refine(
  (value) => !value || /^(\/(?!\/)|https?:\/\/|mailto:|#)/.test(value),
  'Use a site path, https:// URL, mailto: address, or fragment.',
);
const pages = defineCollection({
  // Only these four files can become public content pages.
  loader: glob({
    pattern: `{${examples.map(({ slug }) => slug).join(',')}}.md`,
    base: './src/content/pages',
  }),
  schema: z.object({
    title: z.string().min(1),
    introduction: z.string().optional(),
    image: z.string().optional(),
    imageAlt: z.string().optional(),
    imageCaption: z.string().optional(),
    buttonLabel: z.string().optional(),
    buttonUrl: destination.optional(),
  }),
});
export const collections = { pages };