Admins can search investments by title or ID (#2401)

app/controllers/admin/budget_investments_controller.rb

@@ -35,7 +35,9 @@ class Admin::BudgetInvestmentsController < Admin::BaseController
   def update
     set_valuation_tags
     if @investment.update(budget_investment_params)
-      redirect_to admin_budget_budget_investment_path(@budget, @investment, Budget::Investment.filter_params(params)),
+      redirect_to admin_budget_budget_investment_path(@budget,
+                                                      @investment,
+                                                      Budget::Investment.filter_params(params)),
                   notice: t("flash.actions.update.budget_investment")
     else
       load_admins
@@ -62,9 +64,8 @@ class Admin::BudgetInvestmentsController < Admin::BaseController
     end
 
     def load_investments
-      @investments = if params[:project_title].present?
-                       Budget::Investment.where("title ILIKE ?",
-                                                "%#{params[:project_title].strip}%")
+      @investments = if params[:title_or_id].present?
+                       Budget::Investment.search_by_title_or_id(params)
                      else
                        Budget::Investment.scoped_filter(params, @current_filter)
                                          .order(sort_by(params[:sort_by]))
@@ -74,8 +75,8 @@ class Admin::BudgetInvestmentsController < Admin::BaseController
 
     def budget_investment_params
       params.require(:budget_investment)
-            .permit(:title, :description, :external_url, :heading_id, :administrator_id, :tag_list, :valuation_tag_list,
-                    :incompatible, :selected, valuator_ids: [])
+            .permit(:title, :description, :external_url, :heading_id, :administrator_id, :tag_list,
+                    :valuation_tag_list, :incompatible, :selected, valuator_ids: [])
     end
 
     def load_budget