Fix leap year issue

lemmy-translations

@@ -1 +1 @@
-Subproject commit b2de37b31ea6294fdcd7f41492ea241b62ee9099
+Subproject commit f0ab81deea347c433277a90ae752b10f68473719

src/shared/utils/helpers/is-cake-day.ts

@@ -1,11 +1,34 @@
-import { parseISO, getYear, getDayOfYear } from "date-fns";
+import { parseISO, getYear, getDayOfYear, isLeapYear } from "date-fns";
+
+const leapDay = getDayOfYear(new Date(2024, 1, 29));
 
 export default function isCakeDay(published: string): boolean {
   const createDate = parseISO(published);
+  const createDateDayOfYear = getDayOfYear(createDate);
+  const isCreateDateLeapYear = isLeapYear(createDate);
+
   const currentDate = new Date();
+  let currentDateDayOfYear = getDayOfYear(currentDate);
+  const isCurrentDateLeapYear = isLeapYear(currentDate);
+
+  if (
+    isCreateDateLeapYear &&
+    !isCurrentDateLeapYear &&
+    currentDateDayOfYear >= leapDay
+  ) {
+    ++currentDateDayOfYear;
+  }
+
+  if (
+    !isCreateDateLeapYear &&
+    isCurrentDateLeapYear &&
+    createDateDayOfYear >= leapDay
+  ) {
+    --currentDateDayOfYear;
+  }
 
   return (
-    getDayOfYear(createDate) === getDayOfYear(currentDate) &&
+    createDateDayOfYear === currentDateDayOfYear &&
     getYear(createDate) !== getYear(currentDate)
   );
 }