Show valuation comments at admin investment show page

app/controllers/admin/budget_investments_controller.rb

@@ -1,8 +1,10 @@
 class Admin::BudgetInvestmentsController < Admin::BaseController
-
   include FeatureFlags
+  include CommentableActions
+
   feature_flag :budgets
 
+  has_orders %w{oldest}, only: [:show, :edit]
   has_filters(%w{all without_admin without_valuator under_valuation
                  valuation_finished winners},
               only: [:index, :toggle_selection])
@@ -24,6 +26,7 @@ class Admin::BudgetInvestmentsController < Admin::BaseController
   end
 
   def show
+    load_comments
   end
 
   def edit
@@ -55,6 +58,20 @@ class Admin::BudgetInvestmentsController < Admin::BaseController
 
   private
 
+    def load_comments
+      @commentable = @investment
+      @comment_tree = CommentTree.new(@commentable, params[:page], @current_order, valuations: true)
+      set_comment_flags(@comment_tree.comments)
+    end
+
+    def resource_model
+      Budget::Investment
+    end
+
+    def resource_name
+      resource_model.parameterize('_')
+    end
+
     def sort_by(params)
       if params.present? && Budget::Investment::SORTING_OPTIONS.include?(params)
         "#{params == 'supports' ? 'cached_votes_up' : params} ASC"

app/views/admin/budget_investments/show.html.erb

@@ -45,6 +45,7 @@
   <%= link_to t("admin.budget_investments.show.edit_dossier"), edit_valuation_budget_budget_investment_path(@budget, @investment) unless @budget.finished? %>
 </p>
 
+<%= render 'valuation/budget_investments/valuation_comments' %>
 
 <h2><%= t("admin.budget_investments.show.milestone") %></h2>