Add new cron service, useful in dev to automatically run scheduled tasks and can be used in single-server deployments to avoid an external dependency

server/services/cron.ts

@@ -0,0 +1,24 @@
+import { Day, Hour, Second } from "@shared/utils/time";
+import tasks from "@server/queues/tasks";
+import { TaskSchedule } from "@server/queues/tasks/BaseTask";
+
+export default function init() {
+  async function run(schedule: TaskSchedule) {
+    for (const name in tasks) {
+      const TaskClass = tasks[name];
+      if (TaskClass.cron === schedule) {
+        await TaskClass.schedule({ limit: 10000 });
+      }
+    }
+  }
+
+  setInterval(() => run(TaskSchedule.Daily), Day);
+  setInterval(() => run(TaskSchedule.Hourly), Hour);
+
+  // Just give everything time to startup before running the first time. Not
+  // _technically_ required to function.
+  setTimeout(() => {
+    run(TaskSchedule.Daily);
+    run(TaskSchedule.Hourly);
+  }, 30 * Second);
+}

server/services/index.ts

@@ -1,5 +1,6 @@
 import admin from "./admin";
 import collaboration from "./collaboration";
+import cron from "./cron";
 import web from "./web";
 import websockets from "./websockets";
 import worker from "./worker";
@@ -10,4 +11,5 @@ export default {
   admin,
   web,
   worker,
+  cron,
 };