Test pass: test_edit_binding_target

app/controllers/targets_controller.rb

@@ -5,8 +5,7 @@ class TargetsController < ApplicationController
 
   include Concerns::Finders
 
-  before_action :find_project_by_project_id, only: [:subthresholds]
-  before_action :find_quantity_by_quantity_id, only: [:toggle_exposure]
+  before_action :find_quantity_by_quantity_id, only: [:toggle_exposure, :subthresholds]
   before_action :find_goal_by_goal_id, only: [:index, :new, :create, :edit, :update]
   before_action :find_goal, only: [:toggle_exposure]
   before_action :authorize
@@ -54,7 +53,6 @@ class TargetsController < ApplicationController
     @effective_from = params[:goal].delete(:effective_from)
     params[:goal][:targets_attributes].each { |ta| ta[:effective_from] = @effective_from }
 
-    byebug
     if @goal.update(targets_params)
       flash.now[:notice] = t('.success')
       prepare_targets
@@ -78,15 +76,7 @@ class TargetsController < ApplicationController
   end
 
   def subthresholds
-    @target = @project.goals.binding.targets.new
-    quantity = @project.quantities.target.find_by(id: params[:quantity_id])
-    if quantity.nil?
-      @last_quantity = @project.quantities.target.find(params[:parent_id])
-      @target.thresholds.clear
-    else
-      @last_quantity = quantity
-      @target.thresholds.first.quantity = quantity
-    end
+    @quantities = @quantity.children
   end
 
   private

app/views/targets/_form.html.erb

@@ -31,35 +31,68 @@
 
 <%= javascript_tag do %>
   function showQuantityPath(event) {
-    $(event.target).prevAll('em').text($('option:selected', event.target)
-      .attr('data-path'));
+    $(event.target).prevAll('em')
+      .text($('option:selected', event.target).attr('data-path'));
   }
   $(document).ajaxComplete(function() {
-    $('p.target select:first-child[id$=__quantity_id]').trigger(jQuery.Event('change'));
+    $('p.target').find('select:first').change();
   })
 
   function newTarget(event) {
     var form = $(event.target).closest('form');
-    var row = form.find('p.target:visible:last');
-    var new_row = row.clone().insertAfter(row);
-    new_row.find('em').text('<%= t ".choose_quantity" %>');
-    new_row.find('input, select:first').val('');
-    new_row.find('label:first').hide();
+    var target = form.find('p.target:visible:last');
+    var new_target = target.clone().insertAfter(target);
+    new_target.find('em').text('<%= t ".choose_quantity" %>');
+    new_target.find('label:first').hide();
+    new_target.find('input, select:first').val('');
+    new_target.find('input, select.threshold:first').change();
     form.find('p.target:visible a.icon-del').show();
   }
 
   function deleteTarget(event) {
     var form = $(event.target).closest('form');
-    var row = $(event.target).closest('p.target');
-    if (row.find('input[id$=__id]').val()) {
-      row.hide();
-      row.find('input[id$=__destroy]').val('1');
+    var target = $(event.target).closest('p.target');
+    if (target.find('input[id$=__id]').val()) {
+      target.hide();
+      target.find('input[id$=__destroy]').val('1');
     } else {
-      row.remove();
+      target.remove();
     }
     form.find('p.target:visible:first label:first').show();
     if (form.find('p.target:visible').length <= 1) {
       form.find('p.target:visible a.icon-del').hide();
     }
   }
+
+  function subthresholds(event) {
+    $(event.target).nextUntil('a').hide();
+    $(event.target).nextAll('input[id$=__destroy]').val('true');
+
+    if ($(event.target).val() != "") {
+      var threshold_value = $(event.target).nextUntil('select.threshold, a');
+      if (threshold_value.length == 0) {
+        template = $(event.target).closest('p.target').find('select.threshold:first')
+          .nextUntil('select.threshold, a').not('input[type=hidden]');
+        threshold_value = template.clone().insertAfter($(event.target)).before(" ");
+      }
+      threshold_value.show();
+      threshold_value.filter('input[id$=__destroy]').val('false');
+
+      $.ajax({
+        url: '<%= subthresholds_path %>',
+        data: {'quantity_id' : $(event.target).val()},
+        dataType: 'html',
+        success: function(data) {
+          if (data) {
+            var threshold_quantity = $(event.target).nextAll('select.threshold:first');
+            if (threshold_quantity.length == 0) {
+              threshold_quantity = $(event.target).clone()
+                .insertAfter(threshold_value.last()).before(" ");
+            }
+            threshold_quantity.show().empty().append(data);
+          }
+        }
+      });
+    }
+  }
 <% end %>

app/views/targets/_thresholds_form.html.erb

@@ -6,21 +6,11 @@
                                     @project.quantities.target.children_of(parent_id),
                                     :id, :name,
     {include_blank: parent_id.nil? ? false : '.', required: true, no_label: true},
-    {autocomplete: 'off',
-     onchange: "$.ajax({
-                 url: '#{project_subthresholds_path(@project, parent_id: parent_id)}',
-                 data: 'quantity_id=' + $(this).val(),
-                 dataType: 'html',
-                 success: function(data) {
-                   $(event.target).nextAll().addBack().last().after(data).end().remove();
-                 }
-               });
-               return false;"} %>
-  <%# TODO: update above ajax with -1/no change/+1 logic based on copying existing threshold and proper ID/destroy handling %>
-  <%#  {autocomplete: 'off',
-     data: {remote: true, url: subthresholds_project_targets_path(parent_id: parent_id)}} %>
+    {autocomplete: 'off', onchange: 'subthresholds(event); return false;',
+     class: 'threshold'} %>
 
   <% unless threshold_q.nil? %>
+    <%= threshold_f.hidden_field :id %>
     <%= threshold_f.hidden_field :_destroy %>
     <%= threshold_f.number_field :value, {size: 8, step: :any, no_label: true} %>
     <%= threshold_f.collection_select :unit_id, @project.units, :id, :shortname,

app/views/targets/subthresholds.html.erb

@@ -1,4 +1,2 @@
-<%= fields_for 'goal[targets_attributes][]', @target do |target_f| %>
-  <%= render partial: 'targets/thresholds_form',
-    locals: {target_f: target_f, last_quantity: @last_quantity} %>
-<% end %>
+<%= options_for_select [['.', nil]] unless @quantities.empty? -%>
+<%= options_from_collection_for_select(@quantities, :id, :name) -%>

config/routes.rb

@@ -19,8 +19,6 @@ resources :projects, shallow: true do
       end
     end
   end
-  get 'subthresholds/(:parent_id)', controller: :targets, action: :subthresholds,
-    as: :subthresholds
   resources :ingredients, only: [] do
     member do
       post 'adjust/:adjustment', controller: :meals, action: :adjust, as: :adjust
@@ -76,3 +74,5 @@ resources :projects, shallow: true do
   end
   resources :units, only: [:index, :create, :destroy]
 end
+
+get 'subthresholds', controller: :targets, action: :subthresholds, as: :subthresholds