Differentiate skipvin vs. declinevin scenarios for back-nav

src/layouts/service-zip/service-zip.vue

@@ -157,9 +157,20 @@ export default {
             // TODO: REASSESS
             return store.getters.damage.isRepair || store.getters.damage.glassToReplace?.length > 0;
         },
-        backButtonAction() {
+        async backButtonAction() {
+            const skipVin = await skipVinLookup();
             // route to move backwards
-            this.$router.navigateWithoutSaving(this.navigationScenarios.CLICKED_BACK, this.$route);
+            if (skipVin) {
+                this.$router.navigateWithoutSaving(
+                    this.navigationScenarios.CLICKED_BACK_WITH_SKIP_VIN,
+                    this.$route
+                );
+            } else {
+                this.$router.navigateWithoutSaving(
+                    this.navigationScenarios.CLICKED_BACK,
+                    this.$route
+                );
+            }
         },
         async forwardButtonAction() {
             const zipCodeData = await this.getZipCodeData(this.serviceZipCode);

src/router/router-constants/navigation-scenarios.js

@@ -15,6 +15,7 @@ const navigationScenarios = {
 
     // Vin selection
     CLICKED_BACK_WITH_VIN: "CLICKED_BACK_WITH_VIN",
+    CLICKED_BACK_WITH_SKIP_VIN: "CLICKED_BACK_WITH_SKIP_VIN",
     CLICKED_FORWARD_WITH_VIN: "CLICKED_FORWARD_WITH_VIN",
     CLICKED_FORWARD_WITH_REPAIR_AND_VERIFIED_INSURANCE:
         "CLICKED_FORWARD_WITH_REPAIR_AND_VERIFIED_INSURANCE",

src/router/router-constants/routing-table.js

@@ -255,6 +255,10 @@ const routingTable = function (store) {
             maps: [
                 {
                     scenario: navigationScenarios.CLICKED_BACK,
+                    destinationFmgPageValue: fmgPageValues.ESTIMATE,
+                },
+                {
+                    scenario: navigationScenarios.CLICKED_BACK_WITH_SKIP_VIN,
                     destinationFmgPageValue: fmgPageValues.VEHICLE_DAMAGE,
                 },
                 {