Add more details on payments to invoice.

app/assets/stylesheets/mail/email.scss

@@ -107,6 +107,48 @@ table.order-summary {
   }
 }
 
+// put in separate order invoice scss file?
+table.payment-list {
+  width:100%;
+  border-collapse: separate;
+  border-spacing: 0px;
+  font-size:12px;
+
+  tbody tr td {
+    padding: 5px;
+    border-bottom: 1px solid #666;
+    
+    .payment-method-name{
+      display:block;
+      font-weight:bold;
+    }
+    .payment-method-description{
+      display:block;
+    }
+  }
+
+  thead tr th {
+    border-bottom: 1px solid #666;
+    padding: 10px 5px 5px;
+    text-transform: uppercase;
+    text-align: left;
+  }
+
+  th.amount, td.amount{
+    text-align: right;
+    padding-right:15px;
+  }
+
+  th.payment-state{
+    text-align: right;
+  }
+
+  td.payment-state{
+    text-align: right;
+    text-transform: uppercase;
+  }
+}
+
 .text-right {
   text-align: right;
 }

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

@@ -0,0 +1,16 @@
+%table.payment-list
+  %thead
+    %tr
+      %th= "#{Spree.t('date')}/#{Spree.t('time')}"
+      %th.amount= t(:amount)
+      %th= t(:payment_method)
+      %th.payment-state= t(:payment_state)
+  %tbody
+    - payments.each do |payment|
+      %tr
+        %td= pretty_time(payment.created_at)
+        %td.amount= payment.display_amount.to_html
+        %td
+          %span.payment-method-name= payment_method_name(payment)
+          %span.payment-method-description= payment.payment_method.description
+        %td.payment-state= t(payment.state, scope: :payment_states, default: payment.state.capitalize)

app/views/spree/order_mailer/_payment.html.haml

@@ -3,12 +3,15 @@
     - if @order.paid?
       = t :email_payment_paid
     - else
-      = t :email_payment_not_paid
+      - if @order.outstanding_balance?
+        = @order.outstanding_balance < 0 ? t(:credit_owed) : t(:balance_due)
+        \:
+        %strong= @order.display_outstanding_balance
+      - else
+        = t :email_payment_not_paid
   %strong
     = t :email_payment_summary
-%h4
-  = t :email_payment_method
-  %strong=  last_payment_method(@order)&.name
-%p
-  %em= last_payment_method(@order)&.description
-%p &nbsp;
+- if @order.payments.any?
+  = render partial: 'list', locals: { payments: @order.payments }
+- else
+  .alpha.twelve.columns.no-objects-found= t(:order_has_no_payments)