pagination - onSetpage for ProfileFavorites

// ...

const mapDispatchToProps = dispatch => ({
  onFollow: username => dispatch({
    type: 'FOLLOW_USER',
    payload: agent.Profile.follow(username)
  }),
  onLoad: (payload) =>
    dispatch({ type: 'PROFILE_FAVORITES_PAGE_LOADED', payload }),
  onSetPage: (page, payload) => dispatch({ type: 'SET_PAGE', page, payload }),
  onUnfollow: username => dispatch({
    type: 'UNFOLLOW_USER',
    payload: agent.Profile.unfollow(username)
  }),
  onUnload: () =>
    dispatch({ type: 'PROFILE_FAVORITES_PAGE_UNLOADED' })
});

class ProfileFavorites extends Profile {
  // ...
  // override onSetPage from Profile: this version provides the favorited articles data.
  onSetPage(page) {
    const promise =
      agent.Articles.favoritedBy(this.props.profile.username, page);
    this.props.onSetPage(page, promise);
  }

  // ...
}

export default connect(mapStateToProps, mapDispatchToProps)(ProfileFavorites);