One-Many Association in Controller.

def new
@bike = Bike.find(param[:id])
@review = @bike.reviews.build[:review]
end

def create
@bike = Bike.find(params[:id])
@review = @bike.reviews.build (params[:review])
if @review.save
redirect_to new_review_path(:id =>@bike.id)
end
end

view:new:review


Movie: <%= @Bike.tuitle%> <%= link_to "Back" , new_bike_path%>

<% form_for @review,:url =>{:action => :create ,:id => @bike.id} do |f| %>
Title <%= f.text_field :title  %>
body <%= f.text_field :body  %>

<%= f.submit %>
<% end %>

-- link to spesific controller:
<% link_to :controller => :review , :action => :new , :id => item.id %>

<% if !@bike.reviews.blank? %>

    <% for item in @bike.reviews %>
          <% item.title  %>
          <% item.body  %>
    <% end  %>
<% end  %>