CASH-132: check if donation is present in session and output it

src/layouts/confirmation/confirmation.vue

@@ -67,6 +67,8 @@
                             <div class="mt-3">
                                 <donationBlock cmsWidgetName="DonationWidget" />
                             </div>
+
+                            <h3>donationAdded: {{ donationAdded }}</h3>
                             
                             <button type="button" @click="addDonation(3)">Add Donation of $3</button>
 
@@ -454,6 +456,15 @@ export default {
                 );
             }
         },
+        donationAdded() {
+            const donationItems = this.submittedOrder?.lineItems?.supportingItems?.filter(
+                (item) => item.partNumber === "DONATION"
+            );
+            if (donationItems?.length > 0) {
+                return donationItems[0].sellingPrice;
+            }
+            return 0;
+        },
     },
     methods: {
         arePagePrerequisitesValid() {