Ruby on Rails

This is now resolved.

On Sep 5, 1:23 pm, nktokyo <genni...@gmail.com> wrote:
> I am trying drag and drop in RoR for the first time.
>
> What I want to achieve, is a list of slots, and a list of entries. You
> should be able to drag an entry onto a slot and slot.entry_id will
> update to match the dragged entry.entry_id.
>
> I've spent a lot of time looking in textbooks and online, but cannot
> get the drop_receiving_element to fire. When I release an item over
> the slot, the item simply reverts. If someone could look through the
> code I've pasted and gave a hint I would appreciate it.
>
> 1. Here is the VIEW for the page:
>
>   <% f.fields_for :slots do |builder| %>
>         <% element_to_drop_id = "slot" %>
>         <div id="slot" >
>                 <%= builder.label :slot_number, "Slot Num" %>
>                 <%= builder.text_field :slot_number %>
>                 <%= builder.label :entry_id, "Entry Num" %>
>                 <%= builder.text_field :entry_id %>
>         </div>
>         <%= drop_receiving_element("slot",
>                 :accept         => "entry",
>                 :hoverclass => 'hover',
>                 :with => "'entry=' + (element.id.split('_').last())",
>                 :slot_id => :slot_id,
>                 :url    => {:action => :set_entry}
>         ) %>
>
>   <% end %>
>
>   <div id="entry_list_to_move">
>         <%= render :partial => "entry_list_for_drag" %>
>   </div>
>
> 2. Here is the partial entry_list_for_drag
>
> <% @entries.each do |entry| -%>
>         <% element_to_drag_id = "entry_#{entry.id}" %>
>         <div class="entry" id=<%= element_to_drag_id %> style="cursor:move">
>                 <p>
>                         <%= entry.title %>
>                         <%= entry.body %>
>                 </p>
>         </div>
>         <%= draggable_element(element_to_drag_id, :revert => true) %>
> <% end %>
>
> 3. Entries and slots exist on pages. In the page controller I'm
> starting to set up the below but I can't even get this to trigger
>
>   def set_entry
>     @slot = Slot.find(params[:slot_id])
>     entry_id = params[:entry]
>     @slot.entry_id = entry_id
>   end

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