invite cooooddeesss

Signed-off-by: roxwize <rae@roxwize.xyz>

routes/util.ts

@@ -1,7 +1,7 @@
 import { NodePgDatabase } from "drizzle-orm/node-postgres";
 import type { Request, Response } from "express";
-import { updates } from "../db/schema.js";
-import { desc, eq } from "drizzle-orm";
+import { inviteCodes, updates } from "../db/schema.js";
+import { count, desc, eq } from "drizzle-orm";
 import fs from "node:fs/promises";
 
 const nonceChars =
@@ -62,3 +62,29 @@ export async function render(
   };
   res.render(page, { ...o, ...stuff });
 }
+
+const inviteCodeChars = "abcdefghijklmnopqrstuvwxyz0123456789"
+export async function createInviteCode(db: NodePgDatabase, user: number, expires: Date, confersModerator = false) {
+  let existingToken = 1, token: string;
+  while (existingToken) {
+    token = user.toString().padStart(4, "0") + "-"
+    for (let i = 0; i < 17; i++) {
+      if ((i + 1) % 6 === 0) {
+        token += "-";
+        continue;
+      }
+      token += inviteCodeChars[Math.floor(Math.random() * inviteCodeChars.length)];
+    }
+    existingToken = (await db.select({ value: count() }).from(inviteCodes).where(eq(inviteCodes.token, token)))[0].value;
+  }
+
+  //@ts-expect-error
+  await db.insert(inviteCodes).values({
+    token,
+    user: user || undefined,
+    granted: new Date(Date.now()),
+    expires,
+    confersModerator
+  });
+  return token;
+}