// lib/utils/invite-code.ts
import crypto from "crypto"

/**
 * Gera um código de convite único
 * Formato: cmhrtjzk6001jox4z9dzb5al
 */
export function generateInviteCode(): string {
  return crypto
    .randomBytes(16)
    .toString("base64")
    .replace(/[^a-z0-9]/gi, "")
    .toLowerCase()
    .substring(0, 24)
}

/**
 * Valida formato do código de convite
 */
export function isValidInviteCode(code: string): boolean {
  return /^[a-z0-9]{24}$/.test(code)
}

/**
 * Gera slug único para workspace
 * Formato: employee-name-manager-name-xyz123
 */
export function generateWorkspaceSlug(employeeName: string, managerName: string): string {
  const slugify = (text: string) =>
    text
      .toLowerCase()
      .normalize("NFD")
      .replace(/[\u0300-\u036f]/g, "")
      .replace(/[^a-z0-9]+/g, "-")
      .replace(/^-+|-+$/g, "")
      .substring(0, 20)

  const random = crypto.randomBytes(3).toString("hex")
  return `${slugify(employeeName)}-${slugify(managerName)}-${random}`
}