wasp/examples/realworld/ext/user/actions.js

import HttpError from '@wasp/core/HttpError.js'

export const updateUser = async ({ email, username, bio, profilePictureUrl, newPassword }, context) => {
  if (!context.user) { throw new HttpError(403) }

  // TODO: Nicer error handling! Right now everything is returned as 500 while it could be instead
  //   useful error message about username being taken / not unique, and other validation errors.
  await context.entities.User.update({
    where: { id: context.user.id },
    data: {
      email,
      username,
      bio,
      profilePictureUrl,
      ...(newPassword ? { password: newPassword } : {})
    }
  })
}

export const followUser = async ({ username, follow }, context) => {
  if (!context.user) { throw new HttpError(403) }

  await context.entities.User.update({
    where: { username },
    data: {
      followedBy: {
        ...(follow === true  ? { connect:    { id: context.user.id } } :
            follow === false ? { disconnect: { id: context.user.id } } :
            {}
           )
      }
    }
  })
}