import type { Locale } from "@/lib/i18n";
import { TOOL_LINKS, type ToolLink } from "@/lib/tools";

type ToolCopy = Record<string, { title: string; desc: string }>;

/** English titles/descriptions for the toolkit catalog (ZH lives on TOOL_LINKS). */
const EN: ToolCopy = {
  trip: { title: "Trip planner", desc: "Multi-city routes and budget totals" },
  spin: { title: "Destiny wheel", desc: "Randomize your next stop" },
  matcher: { title: "Smart matcher", desc: "Quiz-based destination picks" },
  season: { title: "Best months", desc: "Avoid rain and peak season" },
  weekend: { title: "Weekend ideas", desc: "City activities by energy level" },
  "rainy-day": { title: "Rainy-day plan", desc: "Indoor ideas when it pours" },
  "day-plan": { title: "Remote day planner", desc: "Block work into a timeline" },
  daylight: { title: "Daylight work window", desc: "Sunrise, sunset & deep work" },
  calculator: { title: "Cost calculator", desc: "Estimate by housing tier" },
  "cost-compare": { title: "Home vs nomad cost", desc: "Compare hometown vs travel costs" },
  savings: { title: "Launch fund goal", desc: "Track savings progress" },
  runway: { title: "Nomad runway", desc: "How many months can savings last" },
  "first-month": { title: "First-month landing cost", desc: "Rent, deposit, SIM in one calc" },
  expenses: { title: "Expense ledger", desc: "Categorize and sum spending" },
  "bill-split": { title: "Bill split", desc: "Per-person + tip in seconds" },
  "invoice-fx": { title: "Invoice FX", desc: "Net after fees and FX" },
  tipping: { title: "Tipping cheat sheet", desc: "Local tipping norms" },
  laundry: { title: "Laundry day budget", desc: "Estimate by kilo" },
  flight: { title: "Flight estimate", desc: "Rough round-trip fare" },
  currency: { title: "Currency converter", desc: "Multi-currency convert" },
  "tax-days": { title: "Tax-day counter", desc: "Track the 183-day rule" },
  timezone: { title: "Timezone board", desc: "Work-hour overlap" },
  meetings: { title: "Meeting golden hours", desc: "Align shared meeting windows" },
  jetlag: { title: "Jetlag recovery", desc: "Recovery tips after flights" },
  sleep: { title: "Sleep cycles", desc: "Back-calculate bedtime" },
  wifi: { title: "Wi‑Fi grade", desc: "Is speed enough for remote work" },
  workspot: { title: "Workspot cost", desc: "Month pass vs café value" },
  "data-budget": { title: "Data budget", desc: "Monthly data and plan tips" },
  focus: { title: "Focus timer", desc: "Pomodoro deep work" },
  mood: { title: "Mood check-in", desc: "One-minute travel mood log" },
  hydration: { title: "Hydration tracker", desc: "Daily water goals by climate" },
  coworking: { title: "Coworking", desc: "Popular co-working spaces" },
  cafes: { title: "Cafés", desc: "Laptop-friendly coffee shops" },
  visa: { title: "Visa guide", desc: "Policy and smart matching" },
  "visa-stay": { title: "Stay countdown", desc: "Visa days remaining" },
  housing: { title: "Housing guide", desc: "Coliving / apartment options" },
  "coliving-qa": { title: "Viewing questions", desc: "Must-ask coliving checklist" },
  "deposit-return": { title: "Deposit return checklist", desc: "Checkout without surprises" },
  sim: { title: "Connectivity", desc: "SIM / eSIM recommendations" },
  plugs: { title: "Power plugs", desc: "Voltage and plug types" },
  packing: { title: "Packing list", desc: "Pre-departure checklist" },
  "bag-weight": { title: "Bag weight", desc: "Estimate vs airline limits" },
  arrival: { title: "Arrival checklist", desc: "First week on the ground" },
  "airport-transfer": { title: "Airport transfer", desc: "Cheap / fast / easy ranking" },
  phrases: { title: "Survival phrases", desc: "Copy common phrases" },
  notes: { title: "City notes", desc: "Private local notes" },
  insurance: { title: "Insurance guide", desc: "Compare travel health cover" },
  emergency: { title: "Emergency contacts", desc: "First aid and consulates" },
  atm: { title: "ATM pitfalls", desc: "Cash and FX tips" },
  "food-water": { title: "Food & water", desc: "Stomach and drinking water tips" },
  "scam-alerts": { title: "Local scam alerts", desc: "Common tricks at a glance" },
};

const CAT_EN: Record<string, string> = {
  all: "🌏 All",
  plan: "🗺️ Plan",
  money: "💰 Money",
  work: "💻 Work",
  life: "🌴 Life",
  safety: "🛡️ Safety",
};

const CAT_ZH: Record<string, string> = {
  all: "🌏 全部",
  plan: "🗺️ 规划",
  money: "💰 金钱",
  work: "💻 工作",
  life: "🌴 生活",
  safety: "🛡️ 安全",
};

export function localizedToolLinks(locale: Locale): ToolLink[] {
  if (locale !== "en") return TOOL_LINKS;
  return TOOL_LINKS.map((tool) => {
    const copy = EN[tool.id];
    if (!copy) return tool;
    return { ...tool, title: copy.title, desc: copy.desc };
  });
}

export function localizedToolCategories(locale: Locale) {
  const labels = locale === "en" ? CAT_EN : CAT_ZH;
  return (["all", "plan", "money", "work", "life", "safety"] as const).map((key) => ({
    key,
    label: labels[key],
  }));
}

export function localizedTool(id: string, locale: Locale): ToolLink | undefined {
  return localizedToolLinks(locale).find((t) => t.id === id);
}