Use BaseController in admin

app/controllers/admin/invoices_controller.rb

@@ -1,73 +1,75 @@
-class Admin::InvoicesController < AdminController
-  load_and_authorize_resource
+module Admin
+  class InvoicesController < BaseController
+    load_and_authorize_resource
 
-  before_action :set_invoice, only: [:forward, :download_pdf]
+    before_action :set_invoice, only: [:forward, :download_pdf]
 
-  def new
-    @deposit = Deposit.new
-  end
-
-  def create
-    r = Registrar.find_by(id: deposit_params[:registrar_id])
-    @deposit = Deposit.new(deposit_params.merge(registrar: r))
-    @invoice = @deposit.issue_prepayment_invoice
-
-    if @invoice && @invoice.persisted?
-      flash[:notice] = t(:record_created)
-      redirect_to [:admin, @invoice]
-    else
-      flash.now[:alert] = t(:failed_to_create_record)
-      render 'new'
+    def new
+      @deposit = Deposit.new
     end
-  end
 
-  def index
-    @q = Invoice.includes(:account_activity).search(params[:q])
-    @q.sorts  = 'number desc' if @q.sorts.empty?
-    @invoices = @q.result.page(params[:page])
-  end
+    def create
+      r = Registrar.find_by(id: deposit_params[:registrar_id])
+      @deposit = Deposit.new(deposit_params.merge(registrar: r))
+      @invoice = @deposit.issue_prepayment_invoice
 
-  def show
-    @invoice = Invoice.find(params[:id])
-  end
-
-  def cancel
-    if @invoice.cancel
-      flash[:notice] = t(:record_updated)
-      redirect_to([:admin, @invoice])
-    else
-      flash.now[:alert] = t(:failed_to_update_record)
-      render :show
+      if @invoice && @invoice.persisted?
+        flash[:notice] = t(:record_created)
+        redirect_to [:admin, @invoice]
+      else
+        flash.now[:alert] = t(:failed_to_create_record)
+        render 'new'
+      end
     end
-  end
 
-  def forward
-    @invoice.billing_email = @invoice.buyer.billing_email
-
-    return unless request.post?
-
-    @invoice.billing_email = params[:invoice][:billing_email]
-
-    if @invoice.forward(render_to_string('registrar/invoices/pdf', layout: false))
-      flash[:notice] = t(:invoice_forwared)
-      redirect_to([:admin, @invoice])
-    else
-      flash.now[:alert] = t(:failed_to_forward_invoice)
+    def index
+      @q = Invoice.includes(:account_activity).search(params[:q])
+      @q.sorts = 'number desc' if @q.sorts.empty?
+      @invoices = @q.result.page(params[:page])
     end
-  end
 
-  def download_pdf
-    pdf = @invoice.pdf(render_to_string('registrar/invoices/pdf', layout: false))
-    send_data pdf, filename: @invoice.pdf_name
-  end
+    def show
+      @invoice = Invoice.find(params[:id])
+    end
 
-  private
+    def cancel
+      if @invoice.cancel
+        flash[:notice] = t(:record_updated)
+        redirect_to([:admin, @invoice])
+      else
+        flash.now[:alert] = t(:failed_to_update_record)
+        render :show
+      end
+    end
 
-  def deposit_params
-    params.require(:deposit).permit(:amount, :description, :registrar_id)
-  end
+    def forward
+      @invoice.billing_email = @invoice.buyer.billing_email
 
-  def set_invoice
-    @invoice = Invoice.find(params[:invoice_id])
+      return unless request.post?
+
+      @invoice.billing_email = params[:invoice][:billing_email]
+
+      if @invoice.forward(render_to_string('registrar/invoices/pdf', layout: false))
+        flash[:notice] = t(:invoice_forwared)
+        redirect_to([:admin, @invoice])
+      else
+        flash.now[:alert] = t(:failed_to_forward_invoice)
+      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
 end