import slugify from "@calcom/lib/slugify"; export type ResponseUsernameApi = { available: boolean; premium: boolean; message?: string; suggestion?: string; }; export async function checkPremiumUsername(_username: string): Promise { const username = slugify(_username); const response = await fetch("https://cal.com/api/username", { credentials: "include", headers: { "Content-Type": "application/json", }, body: JSON.stringify({ username }), method: "POST", mode: "cors", }); const json = await response.json(); return json; }