remind command

1 files changed, 38 insertions, 0 deletions

diff --git a/src/tasks/handleReminders.ts b/src/tasks/handleReminders.ts
new file mode 100644
index 0000000..935a08c
--- /dev/null
+++ b/src/tasks/handleReminders.ts
@@ -0,0 +1,38 @@
+import { BushTask, Reminder } from '#lib';
+const { Op } = (await import('sequelize')).default;
+
+export default class HandlerRemindersTask extends BushTask {
+	public constructor() {
+		super('handlerReminders', {
+			delay: 30_000, // 30 seconds
+			runOnStart: true
+		});
+	}
+
+	public override async exec() {
+		const expiredEntries = await Reminder.findAll({
+			where: {
+				expires: {
+					[Op.lt]: new Date(Date.now() + 30_000) // Find all rows with an expiry date before 10 seconds from now
+				},
+				notified: false
+			}
+		});
+
+		void client.logger.verbose(`handlerReminders`, `Queried reminders, found <<${expiredEntries.length}>> expired reminders.`);
+
+		for (const entry of expiredEntries) {
+			setTimeout(() => {
+				void client.users
+					.send(
+						entry.user,
+						`The reminder you set ${util.dateDelta(entry.created)} ago has expired: ${util.format.bold(entry.content)}\n${
+							entry.messageUrl
+						}`
+					)
+					.catch(() => false);
+				void entry.update({ notified: true });
+			}, entry.expires.getTime() - new Date().getTime());
+		}
+	}
+}