Been trying all morning - daft thing ARRRRRGH!
I'd like to have the top option in my drop down to be "please select"
and if that's the case All teachers should be shown.
I can't get the Please Select to work though ?
---------
view
===
<% title "Welcome" %>
<p>Find me in app/views/welcome/index.html.erb</p>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
eiusmod tempor incididunt ut
labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud
exercitation ullamco
laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor
in reprehenderit in
voluptate velit esse cillum dolore eu fugiat nulla pariatur.
Excepteur sint occaecat
cupidatat non proident, sunt in culpa qui officia deserunt mollit anim
id est laborum.
</p>
<hr>
<% form_tag do %>
Filter on location:
<%= select_tag "location_id",
options_from_collection_for_select(@all_locations, :id, :name, selected
= @location.id), :prompt => "Please Select" %>
<%= submit_tag "Go" %>
<% end -%>
<hr>
<% if @teachers %>
<% for teacher in @teachers %>
<%= link_to [teacher.first_name + ' ' + teacher.last_name], teacher
%><br>
<%= teacher.email %><br>
Location: <%= teacher.location.name %>
<hr>
<% end %>
<% end %>
controller
======
class WelcomeController < ApplicationController
def index
@all_locations = Location.all
@location = Location.find(params[:location_id].to_i) if
params[:location_id]
if @location
@teachers = @location.teachers
else
@teachers = Teacher.all
end
end
end
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