fix: restored 선택지는 fallback 사용

inu-appcenter · Feb 24, 2022 · aaf4dfb · aaf4dfb
1 parent 6001f3a
commit aaf4dfb
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diff --git a/README.md b/README.md
@@ -33,7 +33,7 @@ Cafeteria 서비스를 운영하면서 수정이 잦았던 부분들에 대한
 
 ## 업데이트 로그
 
-### 2022.2.25 v1.7.17
+### 2022.2.25 v1.7.18
 - QR 스캐너 화면에서 선택한 식당이 사라졌을 때 대응.
 
 ### 2022.2.17 v1.7.16

diff --git a/src/features/checkin/mixins/CafeteriaSelectionMixin.ts b/src/features/checkin/mixins/CafeteriaSelectionMixin.ts
@@ -50,13 +50,15 @@ export default Vue.extend({
     async fetchCafeteria() {
       const allCafeteria = await Cafeteria.find();
       const cafeteriaSupportingBooking = allCafeteria.filter(c => c.supportBooking);
+      const fallback = cafeteriaSupportingBooking[0];
 
       const savedIdString = localStorage.getItem('qr-scanner-selected-cafeteria');
       const savedId = savedIdString ? Number.parseInt(savedIdString) : undefined;
-      const selected = savedId ? cafeteriaSupportingBooking.find(c => c.id === savedId) : cafeteriaSupportingBooking[0];
+      const selected = savedId ? cafeteriaSupportingBooking.find(c => c.id === savedId) : fallback;
+      const restored = selected ?? fallback;
 
-      if (selected) {
-        localStorage.setItem('qr-scanner-selected-cafeteria', selected.id.toString());
+      if (restored) {
+        localStorage.setItem('qr-scanner-selected-cafeteria', restored.id.toString());
       }
 
       this.allCafeteria = cafeteriaSupportingBooking;