Allow editing the contact email in orders admin section

admin/app/components/solidus_admin/orders/show/component.html.erb

@@ -15,10 +15,10 @@
 
     <%= page_with_sidebar_aside do %>
       <%= render component('ui/panel').new(title: panel_title_with_more_links(t(".customer"), [
-        link_to(t(".edit_email"), "#", class: "p-2 hover:bg-gray-25 rounded-sm text-black"),
+        link_to(t(".edit_email"), solidus_admin.order_customer_path(@order), class: "p-2 hover:bg-gray-25 rounded-sm text-black"),
         link_to(t(".edit_shipping"), "#", class: "p-2 hover:bg-gray-25 rounded-sm text-black"),
         link_to(t(".edit_billing"), "#", class: "p-2 hover:bg-gray-25 rounded-sm text-black"),
-        link_to(t(".remove_customer"), "#", 'data-turbo-method': :delete, class: "p-2 hover:bg-gray-25 rounded-sm text-red-500"),
+        link_to(t(".remove_customer"), solidus_admin.order_customer_path(@order), 'data-turbo-method': :delete, class: "p-2 hover:bg-gray-25 rounded-sm text-red-500"),
       ])) do %>
         <div class="flex flex-col -m-6 p-6 gap-6 border-t border-gray-100 mt-0">
           <%# CUSTOMER %>

admin/app/components/solidus_admin/orders/show/email/component.html.erb

@@ -0,0 +1,18 @@
+<div class="<%= stimulus_id %>">
+  <%= render component("orders/show").new(order: @order) %>
+  <%= render component("ui/modal").new(title: t(".title"), close_path: close_path) do |modal| %>
+    <%= form_for @order, url: close_path, html: { id: form_id} do |f| %>
+      <%= render component("ui/forms/field").text_field(f, :email) %>
+      <label class="body-small mt-4 block">
+        <%= t('.guest_checkout') %>:
+        <output class="body-small-bold"><%= @order.user ? t('.yes') : t('.no') %></output>
+        <%= render component('ui/toggletip').new(text: t('.guest_checkout_tip'), class: "align-middle") %>
+      </label>
+    <% end %>
+
+    <% modal.with_actions do %>
+      <%= render component("ui/button").new(tag: :a, scheme: :secondary, href: close_path, type: :submit, text: t('.cancel')) %>
+      <%= render component("ui/button").new(form: form_id, type: :submit, text: t('.submit')) %>
+    <% end %>
+  <% end %>
+</div>

admin/app/components/solidus_admin/orders/show/email/component.rb

@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class SolidusAdmin::Orders::Show::Email::Component < SolidusAdmin::BaseComponent
+  def initialize(order:)
+    @order = order
+  end
+
+  def form_id
+    dom_id(@order, "#{stimulus_id}_email_form")
+  end
+
+  def close_path
+    @close_path ||= solidus_admin.order_path(@order)
+  end
+end

admin/app/components/solidus_admin/orders/show/email/component.yml

@@ -0,0 +1,8 @@
+en:
+  title: "Edit order email"
+  submit: "Save"
+  cancel: "Cancel"
+  guest_checkout: "Guest checkout"
+  guest_checkout_tip: "An order without an associated user account is considered a guest checkout."
+  "yes": "Yes"
+  "no": "No"

admin/app/controllers/solidus_admin/customers_controller.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class SolidusAdmin::CustomersController < SolidusAdmin::BaseController
+  before_action :load_order, only: :show
+
+  def show
+    render component('orders/show/email').new(order: @order)
+  end
+
+  private
+
+  def load_order
+    @order = Spree::Order.find_by!(number: params[:order_id])
+  end
+
+  def authorization_subject
+    @order || Spree::Order
+  end
+end

admin/app/controllers/solidus_admin/orders_controller.rb

@@ -2,6 +2,8 @@
 
 module SolidusAdmin
   class OrdersController < SolidusAdmin::BaseController
+    include Spree::Core::ControllerHelpers::StrongParameters
+
     def index
       orders = Spree::Order
         .order(created_at: :desc, id: :desc)
@@ -26,6 +28,21 @@ def show
       end
     end
 
+    def update
+      load_order
+
+      @order.assign_attributes(order_params)
+      @order.email ||= @order.user.email if @order.user && @order.user.changed?
+
+      if @order.save
+        flash[:notice] = t('.success')
+      else
+        flash[:error] = t('.error')
+      end
+
+      redirect_to spree.edit_admin_order_path(@order)
+    end
+
     def edit
       redirect_to action: :show
     end
@@ -63,5 +80,9 @@ def load_order
       @order = Spree::Order.find_by!(number: params[:id])
       authorize! action_name, @order
     end
+
+    def order_params
+      params.require(:order).permit(:user_id, permitted_order_attributes)
+    end
   end
 end

admin/config/locales/orders.en.yml

@@ -2,3 +2,5 @@ en:
   solidus_admin:
     orders:
       title: "Orders"
+      update:
+        success: "Order was updated successfully"

admin/config/routes.rb

@@ -18,8 +18,9 @@
     get 'states', to: 'countries#states'
   end
 
-  resources :orders, only: [:index, :show, :edit] do
+  resources :orders, only: [:index, :show, :edit, :update] do
     resources :line_items, only: [:destroy, :create, :update]
+    resource :customer
 
     member do
       get :variants_for

admin/spec/features/order_spec.rb

@@ -2,11 +2,27 @@
 
 require 'spec_helper'
 
-describe "Order", type: :feature do
+describe "Order", :js, type: :feature do
   before { sign_in create(:admin_user, email: '[email protected]') }
 
+  it "allows changing the order email" do
+    create(:order, number: "R123456789", total: 19.99)
+
+    visit "/admin/orders/R123456789/edit"
+
+    expect(page).to have_content("Order R123456789")
+    find("summary", text: "Customer").click
+    click_on "Edit order email"
+    within("dialog") do
+      fill_in "Customer Email", with: "[email protected]"
+      click_on "Save"
+    end
+    expect(page).to have_content("Order was updated successfully")
+    expect(page).to have_content("Order contact email [email protected]", normalize_ws: true)
+  end
+
   context "in cart state" do
-    it "allows managing the cart", :js do
+    it "allows managing the cart" do
       create(:product, name: "Just a product", slug: 'just-a-prod', price: 19.99)
       create(:product, name: "Just another product", slug: 'just-another-prod', price: 29.99)
       create(:order, number: "R123456789", total: 19.99, state: "cart")