Specification

Clicking a star rating turns on the stars to the left of the star I clicked. Clicking a star submits the star rating. When I refresh the page, the star ratings should be persistent.

We’ll be using Rails’ functions including:

form_for hidden_field Rails Helpers

We’ll be using jQuery functions including:

click each ajax

`<% form_id = "movie_#{movie.id}_rating" %> <%= form_for movie.ratings.last || movie.ratings.build, :html => {:id => form_id , :class => "star_rating_form"} do |f| %> <%= f.hidden_field :movie_id %> <%= f.hidden_field :stars, :id => form_id + "_stars" %> <% end %> <% (1..5).each do |i| %> -

<% end %>var set_stars = function(form_id, stars) { for(i=1; i <= 5; i++){ if(i <= stars){ $('#' + form_id + '' + i).addClass("on"); } else { $('#' + form_id + '' + i).removeClass("on"); } } }

$(function() { $('.rating_star').click(function() { var star = $(this); var form_id = star.attr("data-form-id"); var stars = star.attr("data-stars");

$('#' + form_id + '_stars').val(stars);

$.ajax({ type: "post", url: $('#' + form_id).attr('action'), data: $('#' + form_id).serialize() }) });

$('.star_rating_form').each(function() { var form_id = $(this).attr('id'); set_stars(form_id, $('#' + form_id + '_stars').val()); }); });`