UpdateDiningCharges

app/views/settings/dining_charges/_form.html.erb

@@ -2,10 +2,10 @@
   <%= f.error_notification %>
 
   <div class="form-inputs">
-    <%= f.input :item_code %>
+    <%= f.input :item_code, :input_html => { :id => 'item_code' } %>
     <%= f.input :unit_price %>
     <%= f.input :taxable %>
-    <%= f.input :charge_type %>
+    <%= f.input :charge_type, :collection => [:hr, :day] %>
     <%= f.input :minimum_free_time %>
     <%= f.input :charge_block %>
     <%= f.input :time_rounding %>
@@ -16,3 +16,4 @@
     <%= f.button :submit %>
   </div>
 <% end %>
+

app/views/settings/dining_charges/new.html.erb

@@ -16,3 +16,17 @@
 		</div>
     <%= render 'form', dining_charge: @dining_charge %>
 </div>
+<script>
+function randomNumber(len) {
+    var randomNumber;
+    var n = '';
+
+    for(var count = 0; count < len; count++) {
+        randomNumber = Math.floor(Math.random() * 10);
+        n += randomNumber.toString();
+    }
+    return n;
+}
+
+document.getElementById("item_code").value = "<%= @zone.id %>"+"<%= @settings_dining_facility.id %>"+"_"+randomNumber(5);
+</script>