import { escapeHtml } from "./layout";

export interface BusinessEmailInfo {
  name: string;
  logoUrl?: string;
  address?: string;
  phone?: string;
  cancellationPolicy?: string;
}

/** Absolute URL — email clients can't resolve a relative path, unlike a browser looking at the current origin. */
export function absoluteUrl(path: string): string {
  const base = process.env.NEXT_PUBLIC_APP_URL ?? "http://localhost:3000";
  return path.startsWith("http") ? path : `${base}${path.startsWith("/") ? "" : "/"}${path}`;
}

export function footerNoteHtml(business: BusinessEmailInfo): string | undefined {
  const parts: string[] = [];
  if (business.address) parts.push(business.address);
  if (business.phone) parts.push(business.phone);
  if (business.cancellationPolicy) parts.push(business.cancellationPolicy);
  return parts.length > 0 ? parts.map((p) => `<span>${escapeHtml(p)}</span>`).join("<br/>") : undefined;
}

export function footerNoteText(business: BusinessEmailInfo): string | undefined {
  const parts: string[] = [];
  if (business.address) parts.push(business.address);
  if (business.phone) parts.push(business.phone);
  if (business.cancellationPolicy) parts.push(business.cancellationPolicy);
  return parts.length > 0 ? parts.join("\n") : undefined;
}

export interface RenderedEmail {
  subject: string;
  html: string;
  text: string;
}