send shipment email optionally from orders#edit page

app/reflexes/admin/orders_reflex.rb

@@ -19,6 +19,8 @@ module Admin
     def ship
       @order.send_shipment_email = true if params[:send_shipment_email]
       if @order.ship
+        return set_param_for_controller if request.url.match?('edit')
+
         morph dom_id(@order), render(partial: "spree/admin/orders/table_row",
                                      locals: { order: @order.reload, success: true })
       else
@@ -98,5 +100,9 @@ module Admin
     def editable_orders
       Permissions::Order.new(current_user).editable_orders
     end
+
+    def set_param_for_controller
+      params[:id] = @order.number
+    end
   end
 end

app/views/spree/admin/orders/_shipment.html.haml

@@ -8,7 +8,16 @@
         = Spree.t("shipment_states.#{shipment.state}")
       - if shipment.ready? and can? :update, shipment
         = "-"
-        = link_to t(:ship), '#', :class => 'ship button icon-arrow-right', :data => { 'shipment-number' => shipment.number }
+        %button{"class": "ship button icon-arrow-right","data-controller": "modal-link",
+                "data-action": "click->modal-link#open", "data-modal-link-target-value": "ship_order" }= t(:ship)
+        %form
+          = render ConfirmModalComponent.new(id: "ship_order", confirm_reflexes: "click->Admin::OrdersReflex#ship", controller: "orders", reflex: "Admin::Orders#ship") do
+            %div{class: "margin-bottom-30"}
+              %p This will mark the order as Shipped
+            %div{class: "margin-bottom-30"}
+              = hidden_field_tag :id, order.id
+              = check_box_tag :send_shipment_email
+              = label_tag :send_shipment_email, "Send email confirmation to customer"
 
   %table.stock-contents.index
     %colgroup