fix: error handler to prevent JS error when receive 4xx from API

When the data to save is invalid, the API will return 400 and before
this, will erase all settings.

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

src/views/Settings/Reminders.vue

@@ -179,6 +179,7 @@ export default {
 			this.displaySuccessReminderDaysBefore = false
 			this.displaySuccessReminderDaysBetween = false
 			this.displaySuccessReminderSendTimer = false
+			this.loading = true
 
 			await axios.post(generateOcsUrl('/apps/libresign/api/v1/admin/reminder'), {
 				daysBefore: parseInt(this.reminderDaysBefore),
@@ -210,6 +211,12 @@ export default {
 					}
 					this.nextRun = response.next_run
 				})
+				.catch(() => {
+					this.nextRun = null
+				})
+				.finally(() => {
+					this.loading = false
+				})
 		}, 1000),
 		formatHourMinute(date) {
 			if (!date) {