import { ensureIdentity } from '@app/server/helpers';
import { IdentityContext } from '@app/server/identity';
import { prisma, uuid } from '@app/server/prisma/client';
import { MutationUserUpdateArgs, User } from '@generated/types';
import { toUserSchema } from './mappers/userMapper';
import { call } from '@app/common';

export async function UserUpdateResolver(
  _: any,
  { input }: MutationUserUpdateArgs,
  { identity }: IdentityContext
): Promise<User> {
  ensureIdentity(identity);

  if (input.id != identity.id) throw new Error('Operation is not permitted.'); //todo: add admin access

  if (input.description != null && input.description.length > 700)
    throw new Error('Description is too long.');

  const description = call((): string | null | undefined => {
    if (input.description != null && input.description.length !== 0) return input.description;
    if (input.description != null && input.description.length === 0) return null;
    return undefined;
  });

  const updated = await prisma.user.update({
    where: {
      id: input.id
    },
    data: {
      description
    }
  });

  return toUserSchema(updated);
}