Add ability to download invoice in admin #2566

app/controllers/admin/invoices_controller.rb

@@ -1,6 +1,8 @@
 class Admin::InvoicesController < AdminController
   load_and_authorize_resource
 
+  before_action :set_invoice, only: [:forward, :download_pdf]
+
   def new
     @deposit = Deposit.new
   end
@@ -39,9 +41,18 @@ class Admin::InvoicesController < AdminController
     end
   end
 
+  def download_pdf
+    pdf = @invoice.pdf(render_to_string('registrar/invoices/pdf', layout: false))
+    send_data pdf, filename: @invoice.pdf_name
+  end
+
   private
 
   def deposit_params
     params.require(:deposit).permit(:amount, :description, :registrar_id)
   end
+
+  def set_invoice
+    @invoice = Invoice.find(params[:invoice_id])
+  end
 end

app/views/admin/invoices/show.haml

@@ -7,6 +7,7 @@
       - if !@invoice.cancelled? && !@invoice.binded?
         = link_to(t(:cancel), cancel_admin_invoice_path(@invoice), method: :patch, class: 'btn btn-warning')
       = link_to(t(:back), admin_invoices_path, class: 'btn btn-default')
+      = link_to(t(:download), admin_invoice_download_pdf_path(@invoice), class: 'btn btn-default')
 %hr
 = render 'shared/full_errors', object: @invoice
 

config/routes.rb

@@ -176,7 +176,9 @@ Rails.application.routes.draw do
     end
 
     resources :invoices do
+      get 'download_pdf'
       patch 'cancel', on: :member
+      match 'forward', via: [:post, :get]
     end
 
     resources :domains do