biblical-guide.com/payload/collections/Bookmarks.ts

import { CollectionConfig } from 'payload';

export const Bookmarks: CollectionConfig = {
  slug: 'bookmarks',
  admin: {
    useAsTitle: 'id',
    defaultColumns: ['user', 'book', 'chapter', 'createdAt'],
    group: 'User Content',
  },
  fields: [
    {
      name: 'user',
      type: 'relationship',
      relationTo: 'users',
      required: true,
      index: true,
    },
    {
      name: 'book',
      type: 'relationship',
      relationTo: 'bible-books',
      required: true,
    },
    {
      name: 'chapter',
      type: 'number',
      required: true,
      min: 1,
    },
    {
      name: 'verse',
      type: 'number',
      min: 1,
    },
    {
      name: 'note',
      type: 'textarea',
    },
  ],
  access: {
    read: ({ req }) => {
      if (!req.user) {
        return false;
      }

      if (req.user.role === 'admin' || req.user.role === 'super-admin') {
        return true;
      }

      return {
        user: {
          equals: req.user.id,
        },
      };
    },
    create: ({ req }) => !!req.user,
    update: ({ req }) => !!req.user,
    delete: ({ req }) => !!req.user,
  },
};