import { defineCollection } from 'astro:content';
import { glob } from 'astro/loaders';
import { z } from 'astro/zod';

// One folder per post: src/content/blog/<slug>/index.md(x) + its images.
const blog = defineCollection({
  loader: glob({
    pattern: '**/index.{md,mdx}',
    base: './src/content/blog',
    generateId: ({ entry }) => entry.replace(/\/index\.mdx?$/, ''),
  }),
  schema: ({ image }) =>
    z
      .object({
        title: z.string().max(70),
        description: z.string().min(50).max(160),
        pubDate: z.coerce.date(),
        updatedDate: z.coerce.date().optional(),
        category: z.string(), // must exist in src/data/categories.json (checked in lib/posts.ts)
        tags: z.array(z.string()).default([]),
        cover: image().optional(),
        coverAlt: z.string().optional(),
        featured: z.boolean().default(false),
        diy: z.boolean().default(false),
        draft: z.boolean().default(false),
      })
      .refine((d) => !d.cover || !!d.coverAlt, {
        message: 'coverAlt is required when cover is set',
        path: ['coverAlt'],
      }),
});

// Legal pages: src/content/legal/<slug>.md → /<slug>/
const legal = defineCollection({
  loader: glob({ pattern: '*.md', base: './src/content/legal' }),
  schema: z.object({
    title: z.string().max(60),
    description: z.string().min(50).max(160),
    updated: z.coerce.date(),
  }),
});

export const collections = { blog, legal };