export const formatBRL = (value: number) =>
  new Intl.NumberFormat("pt-BR", {
    style: "currency",
    currency: "BRL",
    minimumFractionDigits: 2,
  }).format(value);

// Parse "YYYY-MM-DD" como data local ao meio-dia para evitar
// divergência de timezone entre servidor (UTC) e cliente (BRT) na hidratação.
export const formatDate = (iso: string) => {
  const [y, m, d] = iso.split("-").map(Number);
  const date =
    y && m && d
      ? new Date(y, m - 1, d, 12, 0, 0)
      : new Date(iso);
  return new Intl.DateTimeFormat("pt-BR", { dateStyle: "medium" }).format(date);
};

export const todayISO = () => {
  const d = new Date();
  const y = d.getFullYear();
  const m = String(d.getMonth() + 1).padStart(2, "0");
  const day = String(d.getDate()).padStart(2, "0");
  return `${y}-${m}-${day}`;
};

export const addDaysISO = (days: number) => {
  const d = new Date();
  d.setDate(d.getDate() + days);
  const y = d.getFullYear();
  const m = String(d.getMonth() + 1).padStart(2, "0");
  const day = String(d.getDate()).padStart(2, "0");
  return `${y}-${m}-${day}`;
};

export const slugify = (s: string) =>
  s
    .toLowerCase()
    .normalize("NFD")
    .replace(/[\u0300-\u036f]/g, "")
    .replace(/[^a-z0-9]+/g, "-")
    .replace(/(^-|-$)/g, "")
    .slice(0, 60);