Hello Typescript!

hydro/model/blacklist.ts

@@ -0,0 +1,24 @@
+import * as db from '../service/db';
+
+const coll = db.collection('blacklist');
+
+export async function add(ip: string) {
+    const expireAt = new Date(new Date().getTime() + 365 * 24 * 60 * 60 * 1000);
+    return coll.findOneAndUpdate({ _id: ip }, { $set: { expireAt } }, { upsert: true });
+}
+
+export function get(ip: string) {
+    return coll.findOne({ _id: ip });
+}
+
+export function del(ip: string) {
+    return coll.deleteOne({ _id: ip });
+}
+
+export function ensureIndexes() {
+    return coll.createIndex('expireAt', { expireAfterSeconds: 0 });
+}
+
+global.Hydro.model.blacklist = {
+    add, get, del, ensureIndexes,
+};