import {
  ArrowLeftRight,
  CalendarClock,
  ChartColumn,
  Coins,
  House,
  LayoutDashboard,
  Package,
  Settings,
  ShoppingCart,
  Tags,
  Target,
  UserCog,
  Users,
  Wallet,
  type LucideIcon,
} from "lucide-react";
import { tr } from "@/i18n/tr";

export type NavItem = {
  href: string;
  label: string;
  icon: LucideIcon;
  /** Sayfanın ekleneceği faz; mevcut fazdan büyükse "Yakında" olarak pasif gösterilir. */
  phase: number;
};

/** Şu an tamamlanmış en yüksek faz — sayfalar eklendikçe artar. */
/** Alt fazlar ondalıkla: 6.1 = Faz 6a. */
export const CURRENT_PHASE = 9.1;

export const isAvailable = (item: NavItem) => item.phase <= CURRENT_PHASE;

export const MAIN_NAV: NavItem[] = [
  { href: "/dashboard", label: tr.nav.dashboard, icon: LayoutDashboard, phase: 2 },
  { href: "/islemler", label: tr.nav.transactions, icon: ArrowLeftRight, phase: 6.2 },
  { href: "/hesaplar", label: tr.nav.accounts, icon: Wallet, phase: 6.1 },
  { href: "/kategoriler", label: tr.nav.categories, icon: Tags, phase: 6.1 },
  { href: "/planli", label: tr.nav.planned, icon: CalendarClock, phase: 7.1 },
  { href: "/cari", label: tr.nav.contacts, icon: Users, phase: 8.1 },
  { href: "/birikim", label: tr.nav.savings, icon: Coins, phase: 9.1 },
  { href: "/butce", label: tr.nav.budget, icon: Target, phase: 10 },
  { href: "/stok", label: tr.nav.stock, icon: Package, phase: 11 },
  { href: "/alisveris", label: tr.nav.shopping, icon: ShoppingCart, phase: 13 },
  { href: "/raporlar", label: tr.nav.reports, icon: ChartColumn, phase: 14 },
  { href: "/ayarlar", label: tr.nav.settings, icon: Settings, phase: 5 },
];

export const ADMIN_NAV: NavItem[] = [
  { href: "/admin/kullanicilar", label: tr.nav.adminUsers, icon: UserCog, phase: 2 },
  { href: "/admin/haneler", label: tr.nav.adminHouseholds, icon: House, phase: 5 },
];

/** Mobil alt menü: ortada Hızlı ekle, sağda "Daha fazla" (yan menüyü açar). */
const navByHref = (href: string) => MAIN_NAV.find((i) => i.href === href)!;

export const BOTTOM_NAV = {
  left: [navByHref("/dashboard"), navByHref("/islemler")],
  right: [navByHref("/butce")],
};

export function isActivePath(pathname: string, href: string) {
  return pathname === href || pathname.startsWith(`${href}/`);
}