Update admin pages to allow entering an amount

app/controllers/admin/vouchers_controller.rb

@@ -26,11 +26,11 @@ module Admin
     private
 
     def load_enterprise
-      @enterprise = Enterprise.find_by permalink: params[:enterprise_id]
+      @enterprise = Enterprise.find_by(permalink: params[:enterprise_id])
     end
 
     def permitted_resource_params
-      params.require(:voucher).permit(:code)
+      params.require(:voucher).permit(:code, :amount)
     end
   end
 end

app/views/admin/vouchers/new.html.haml

@@ -20,4 +20,4 @@
             = f.label :amount, t('.voucher_amount')
           .omega.eight.columns
             = Spree::Money.currency_symbol
-            = f.text_field :amount, value: @voucher.value, disabled: true
+            = f.text_field :amount, value: @voucher.amount

spec/requests/admin/vouchers_controller_spec.rb

@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+require "spec_helper"
+
+describe Admin::VouchersController, type: :request do
+  let(:enterprise) { create(:supplier_enterprise, name: "Feedme") }
+  let(:enterprise_user) { create(:user, enterprise_limit: 1) }
+
+  before do
+    Flipper.enable(:vouchers)
+
+    enterprise_user.enterprise_roles.build(enterprise: enterprise).save
+    sign_in enterprise_user
+  end
+
+  describe "GET /admin/enterprises/:enterprise_id/vouchers/new" do
+    it "loads the new voucher page" do
+      get new_admin_enterprise_voucher_path(enterprise)
+
+      expect(response).to render_template("admin/vouchers/new")
+    end
+  end
+
+  describe "POST /admin/enterprises/:enterprise_id/vouchers" do
+    subject(:create_voucher) { post admin_enterprise_vouchers_path(enterprise), params: params }
+
+    let(:params) do
+      {
+        voucher: {
+          code: code,
+          amount: amount
+        }
+      }
+    end
+    let(:code) { "new_code" }
+    let(:amount) { 15 }
+
+    it "creates a new voucher" do
+      expect { create_voucher }.to change(Voucher, :count).by(1)
+
+      voucher = Voucher.last
+      expect(voucher.code).to eq(code)
+      expect(voucher.amount).to eq(amount)
+    end
+
+    it "redirects to admin enterprise setting page, voucher panel" do
+      create_voucher
+
+      expect(response).to redirect_to("#{edit_admin_enterprise_path(enterprise)}#vouchers_panel")
+    end
+  end
+end

spec/system/admin/vouchers_spec.rb

@@ -11,6 +11,7 @@ describe '
 
   let(:enterprise) { create(:supplier_enterprise, name: 'Feedme') }
   let(:voucher_code) { 'awesomevoucher' }
+  let(:amount) { 25 }
   let(:enterprise_user) { create(:user, enterprise_limit: 1) }
 
   before do
@@ -22,7 +23,7 @@ describe '
 
   it 'lists enterprise vouchers' do
     # Given an enterprise with vouchers
-    Voucher.create!(enterprise: enterprise, code: voucher_code)
+    Voucher.create!(enterprise: enterprise, code: voucher_code, amount: amount)
 
     # When I go to the enterprise voucher tab
     visit edit_admin_enterprise_path(enterprise)
@@ -31,7 +32,7 @@ describe '
 
     # Then I see a list of vouchers
     expect(page).to have_content voucher_code
-    expect(page).to have_content "10"
+    expect(page).to have_content amount
   end
 
   it 'creates a voucher' do
@@ -46,12 +47,13 @@ describe '
 
     # And I fill in the fields for a new voucher click save
     fill_in 'voucher_code', with: voucher_code
+    fill_in 'voucher_amount', with: amount
     click_button 'Save'
 
     # Then I should get redirect to the entreprise voucher tab and see the created voucher
     expect(page).to have_selector '.success', text: 'Voucher has been successfully created!'
     expect(page).to have_content voucher_code
-    expect(page).to have_content "10"
+    expect(page).to have_content amount
 
     voucher = Voucher.where(enterprise: enterprise, code: voucher_code).first