src/utils/reminder.ts

@@ -202,8 +202,19 @@ export const setTimeoutReminder = (
   option: OptionReminder,
   timeout: number,
 ) => {
-  return Number(
+  const setChunkedTimeout = (remainingTime: number) => {
-    setTimeout(() => {
+    // Maximum for setTimeout is Int32
+    if (remainingTime > 2147483647) {
+      // Schedule a 24-hour delay (24 * 60 * 60 * 1000), then check again
+      const dayChunk = 86400000;
+
+      return setTimeout(() => {
+        setChunkedTimeout(remainingTime - dayChunk);
+      }, dayChunk);
+    }
+
+    // Final timeout when remaining time is within limit
+    return setTimeout(() => {
       deleteReminder(client, String(info.createdAt), info.userId).then((val) => {
         if (val != true) {
           throw val;
@@ -211,8 +222,11 @@ export const setTimeoutReminder = (
 
         sendReminder(client, info, option);
       });
-    }, timeout * 1000),
+    }, remainingTime);
-  );
+  };
+
+  // Convert to milliseconds
+  return Number(setChunkedTimeout(timeout * 1000));
 };
 
 /**