refactor: using difference in days

src/plugins/team-goal-mixin.js

@@ -1,4 +1,4 @@
-import { intervalToDuration, getDaysInMonth } from 'date-fns';
+import { differenceInDays } from 'date-fns';
 
 export default {
 	props: {
@@ -48,17 +48,10 @@ export default {
 		daysLeft() {
 			const start = this.goal?.startDate ? new Date(this.goal?.startDate) : new Date();
 			const end = this.goal?.endDate ? new Date(this.goal?.endDate) : new Date();
-			const interval = intervalToDuration({
-				start,
+			return differenceInDays(
 				end,
-			});
-
-			if (interval?.months) {
-				const daysInMonth = getDaysInMonth(start);
-				return interval.days + (interval.months * daysInMonth);
-			}
-
-			return interval?.days ?? 0;
+				start,
+			);
 		},
 		challengeDescription() {
 			return this.goal?.description ?? '';