const errors = require('../../errors');
const UsersService = require('../../services/users');

const setUserStatus = ({user}, {id, status}) => {
  return UsersService.setStatus(id, status);
};

const suspendUser = ({user}, {id, message}) => {
  return UsersService.suspendUser(id, message);
};

const ignoreUser = ({user}, userToIgnore) => {
  return UsersService.ignoreUsers(user.id, [userToIgnore.id]);
};

const stopIgnoringUser = ({user}, userToStopIgnoring) => {
  return UsersService.stopIgnoringUsers(user.id, [userToStopIgnoring.id]);
};

module.exports = (context) => {
  let mutators = {
    User: {
      setUserStatus: () => Promise.reject(errors.ErrNotAuthorized),
      suspendUser: () => Promise.reject(errors.ErrNotAuthorized),
      ignoreUser: (action) => ignoreUser(context, action),
      stopIgnoringUser: (action) => stopIgnoringUser(context, action),
    }
  };

  if (context.user && context.user.can('mutation:setUserStatus')) {
    mutators.User.setUserStatus = (action) => setUserStatus(context, action);
  }

  if (context.user && context.user.can('mutation:suspendUser')) {
    mutators.User.suspendUser = (action) => suspendUser(context, action);
  }

  return mutators;
};