hotfix erro 500 when creating city hall and service place

Signed-off-by: Pedro Henrique! <pha14@inf.ufpr.br>

app/assets/stylesheets/common.scss

@@ -470,7 +470,7 @@
         #data-nascimento .field-select{
             display:inline;
         }
-        #city_state_id, #citizen_city_id{
+        #city_state_id, #citizen_city_id, #city_hall_city_id {
           -moz-appearance: none;
           -webkit-appearance: none;
         }

app/views/city_halls/_form.html.erb

@@ -46,31 +46,43 @@
       </div>
       <div class="col s12 m6 l6">
         <div class="field-required">
-          <%= label_tag :state_id, t(:state)+":" %><br />
-          <%= collection_select(:city, :state_id, State.all, :id, :name,
-          { :selected => @city_hall.city.state.id },
-          { :disabled => "disabled" }) %>
+          <%= f.label :neighborhood, t(:neighborhood)+"*: " %><br />
+          <%= f.text_field :neighborhood %>
         </div>
       </div>
-
       <div class="col s12 m6 l6">
         <div class="field-required">
-          <%= hidden_field_tag :cities_list, root_url %>
-          <%= f.label :city_id, t(:city)+"*: " %>
-          <p id="city_hall_city_id_loading" style="display: none;"><i>Carregando lista de municípios...</i></p>
-          <%= collection_select(:city_hall, :city_id, @city_hall.city.state.cities, :id, :name, 
-          { :selected => @city_hall.city.id }, 
-          { :disabled => "disabled" }) %>
+          <%= label_tag :state_id, t(:state)+":" %><br />
+          <% if @city_hall.new_record? %>
+            <%= collection_select(:city, :state_id, State.all, :id, :name,
+            { :include_blank => "Digite um CEP" },
+            { :disabled => "disabled" }) %>
+          <% else %>
+            <%= collection_select(:city, :state_id, State.all, :id, :name,
+            { :selected => @city_hall.city.state.id },
+            { :disabled => "disabled" }) %>
+          <% end %>
         </div>
       </div>
 
       <div class="col s12 m6 l6">
         <div class="field-required">
-          <%= f.label :neighborhood, t(:neighborhood)+"*: " %><br />
-          <%= f.text_field :neighborhood %>
+          <%= hidden_field_tag :cities_list, root_url %>
+          <%= label_tag :city_id, t(:city)+"*: " %>
+          <p id="city_hall_city_id_loading" style="display: none;"><i>Carregando lista de municípios...</i></p>
+          <% if @city_hall.new_record? %>
+            <%= collection_select(:city_hall, :city_id, Array.new, :id, :name,
+            { :include_blank => "Digite um CEP" }, 
+            { :disabled => "disabled" }) %>
+          <% else %>
+            <%= collection_select(:city_hall, :city_id, @city_hall.city.state.cities, :id, :name, 
+            { :selected => @city_hall.city.id }, 
+            { :disabled => "disabled" }) %>
+          <% end %>
         </div>
       </div>
 
+
       <div class="col s12 m6 l6">
         <div class="field-required">
           <%= f.label :address_street, t(:address_street)+" da sede*: " %><br />

app/views/service_places/_form.html.erb

@@ -50,9 +50,15 @@
       <div class="col s12 m6 l6">
         <div class="field-required">
           <%= label_tag :state_id, t(:state)+":" %><br />
-          <%= collection_select(:city, :state_id, State.all, :id, :name,
-          { :selected => @service_place.city.state.id },
-          { :disabled => "disabled" }) %>
+          <% if @service_place.new_record? %>
+            <%= collection_select(:city, :state_id, State.all, :id, :name,
+            { :include_blank => "Digite um CEP" },
+            { :disabled => "disabled" }) %>
+          <% else %>
+            <%= collection_select(:city, :state_id, State.all, :id, :name,
+            { :selected => @service_place.city.state.id },
+            { :disabled => "disabled" }) %>
+          <% end %>
         </div>
       </div>
       <div class="col s12 m6 l6">
@@ -60,9 +66,15 @@
           <%= hidden_field_tag :cities_list, root_url %>
           <%= f.label :city_id, t(:city)+"*: " %>
           <p id="service_place_city_id_loading" style="display: none;"><i>Carregando lista de municípios...</i></p>
-          <%= collection_select(:service_place, :city_id, @service_place.city.state.cities, :id, :name, 
-          { :selected => @service_place.city.id }, 
-          { :disabled => "disabled" }) %>
+          <% if @service_place.new_record? %>
+            <%= collection_select(:service_place, :city_id, Array.new, :id, :name, 
+            { :include_blank => "Digite um CEP" }, 
+            { :disabled => "disabled" }) %>
+          <% else %>
+            <%= collection_select(:service_place, :city_id, @service_place.city.state.cities, :id, :name, 
+            { :selected => @service_place.city.id }, 
+            { :disabled => "disabled" }) %>
+          <% end %>
         </div>
       </div>
       <div class="col s12 m6 l6">