2024-09-02 ほぼOK

lib/pages/entry/entry_controller.dart

@@ -191,18 +191,21 @@ class EntryController extends GetxController {
       final updatedCategory = await _apiService.getZekkenNumber(selectedCategory.value!.id);
       final zekkenNumber = updatedCategory.categoryNumber.toString();
 
+      // selectedDate.value に 9時間を加えてJSTのオフセットを適用
+      final jstDate = selectedDate.value!.add(const Duration(hours: 9));
+
       final newEntry = await _apiService.createEntry(
         selectedTeam.value!.id,
         selectedEvent.value!.id,
         selectedCategory.value!.id,
-        selectedDate.value!,
+        jstDate, // JSTオフセットが適用された日付を使用
         zekkenNumber,
       );
       entries.add(newEntry);
       Get.back();
     } catch (e) {
       print('Error creating entry: $e');
-      Get.snackbar('Error', 'Failed to create entry');
+      Get.snackbar('Error', '$e');
     } finally {
       isLoading.value = false;
     }