Add email, vat_id, and reverse_charge_status to admin address forms

Update the admin address handling logic to include email, vat_id, and reverse_charge_status fields.
Changes include updating form partials and views to handle these new fields, and modifying the JavaScript to process them.

Author: JustShah

admin/app/components/solidus_admin/ui/forms/address/component.html.erb

@@ -50,5 +50,15 @@
     <% end %>
 
     <%= render component("ui/forms/field").text_field(@form_field_name, :phone,  object: @addressable) %>
+    <%= render component("ui/forms/field").text_field(@form_field_name, :email,  object: @addressable) %>
+    <% if Spree::Backend::Config.show_reverse_charge_fields %>
+      <%= render component("ui/forms/field").text_field(@form_field_name, :vat_id,  object: @addressable) %>
+      <%= render component("ui/forms/field").select(
+        @form_field_name,
+        :reverse_charge_status,
+        Spree::Address.reverse_charge_statuses.keys.map { |key| [I18n.t("spree.reverse_charge_statuses.#{key}"), key] },
+        object: @addressable
+      ) %>
+    <% end %>
   </div>
 </fieldset>

backend/app/assets/javascripts/spree/backend/views/order/address.js

@@ -24,7 +24,7 @@ Spree.Views.Order.Address = Backbone.View.extend({
   eachField: function(callback){
     var view = this;
     var fields = ["name", "company", "address1", "address2",
-      "city", "zipcode", "phone", "country_id", "state_name"];
+      "city", "zipcode", "phone", "country_id", "state_name", "vat_id", "email", "reverse_charge_status"];
     _.each(fields, function(field) {
       var el = view.$('[name$="[' + field + ']"]');
       if (el.length) callback(field, el);

backend/app/views/spree/admin/search/users.json.jbuilder

@@ -14,7 +14,10 @@ json.array!(@users) do |user|
     :state_name,
     :state_id,
     :country_id,
-    :company
+    :company,
+    :email,
+    :vat_id,
+    :reverse_charge_status
   ]
   json.ship_address do
     if user.ship_address

backend/app/views/spree/admin/shared/_address.html.erb

@@ -1,6 +1,8 @@
 <div data-hook="address">
   <%= address.name %> <%= address.company unless address.company.blank? %><br>
   <%= address.phone %><%= address.alternative_phone unless address.alternative_phone.blank? %><br>
+  <%= address.email unless address.email.blank? %><br>
+  <%= address.vat_id unless address.vat_id.blank? %><br>
   <%= address.address1 %><br>
   <% if address.address2.present? %><%= address.address2 %><br><% end %>
   <%= "#{address.city}, #{address.state_text}, #{address.zipcode}" %><br>

backend/app/views/spree/admin/shared/_address_form.html.erb

@@ -63,4 +63,24 @@
     <%= f.label :phone %>
     <%= f.phone_field :phone, class: 'fullwidth' %>
   </div>
+
+  <div class="field <%= "#{type}-row" %>">
+    <%= f.label :email %>
+    <%= f.email_field :email, class: 'fullwidth' %>
+  </div>
+  
+  <% if Spree::Backend::Config.show_reverse_charge_fields %>
+    <div class="field <%= "#{type}-row" %>">
+      <%= f.label :vat_id %>
+      <%= f.text_field :vat_id, class: 'fullwidth' %>
+    </div>
+
+    <div class="field <%= "#{type}-row" %>">
+      <%= f.label :reverse_charge_status %>
+      <%= f.select :reverse_charge_status,
+          Spree::Address.reverse_charge_statuses.keys.map { |key| [I18n.t("spree.reverse_charge_statuses.#{key}"), key] },
+          { include_blank: false },
+          { class: 'custom-select fullwidth' } %>
+    </div>
+  <% end %>
 </div>