"use client";

import type { CommercialBundle, CommercialPricingItem, CommercialProduct } from "../types";
import { Badge, Button } from "@/components/ui";
import { enumLabel, formatMoney, humanizeCommercialCode } from "../presentation";

export function BundleCard({
  bundle,
  onSelect,
  selected,
  recommendationScore,
  pricingItems = [],
  products = [],
}: {
  bundle: CommercialBundle;
  onSelect?: () => void;
  selected?: boolean;
  recommendationScore?: number;
  pricingItems?: CommercialPricingItem[];
  products?: CommercialProduct[];
}) {
  const features = bundle.feature_refs?.length
    ? bundle.feature_refs
    : bundle.capability_codes || [];

  const prices = (bundle.pricing_refs || [])
    .map((ref) => pricingItems.find((item) => item.pricing_item_code === ref))
    .filter((item): item is CommercialPricingItem => Boolean(item));
  const presentedProducts = (bundle.product_codes || []).map((code, index) => ({
    key: `${code}-${index}`,
    name:
      products.find((product) => product.product_code === code)?.display_name ||
      humanizeCommercialCode(code),
  }));
  const badge = bundle.recommendation_badge
    ? enumLabel(bundle.recommendation_badge)
    : recommendationScore != null
      ? "پیشنهاد ویژه برای شما"
      : null;
  const unresolvedPriceLabels = (bundle.pricing_refs || [])
    .filter((ref) => !prices.some((item) => item.pricing_item_code === ref))
    .map((ref) => {
      if (/monthly/i.test(ref)) return "پرداخت ماهانه";
      if (/yearly|annual/i.test(ref)) return "پرداخت سالانه";
      if (/trial/i.test(ref)) return "آزمایش رایگان";
      if (/enterprise|quote/i.test(ref)) return "استعلام قیمت سازمانی";
      return "روش پرداخت قابل انتخاب";
    });
  const hasCoupon = bundle.discount_refs?.some((ref) => /coupon/i.test(ref));

  return (
    <div
      className={`rounded-2xl border p-5 ${
        selected
          ? "border-primary bg-[var(--color-primary-soft)] shadow-md"
          : "border-gray-200 bg-white shadow-sm"
      }`}
    >
      <div className="flex flex-wrap items-start justify-between gap-2">
        <div>
          <h3 className="text-lg font-bold text-secondary">{bundle.display_name}</h3>
          {bundle.description ? (
            <p className="mt-1 text-sm text-gray-600">{bundle.description}</p>
          ) : null}
        </div>
        <div className="flex flex-wrap gap-1">
          {badge ? (
            <Badge variant="primary">{badge}</Badge>
          ) : null}
          {bundle.trial_eligible ? <Badge variant="default">آزمایش رایگان</Badge> : null}
          {typeof recommendationScore === "number" ? (
            <Badge variant="default">متناسب با نیاز شما</Badge>
          ) : null}
        </div>
      </div>
      {presentedProducts.length ? (
        <div className="mt-4">
          <p className="text-xs font-semibold text-gray-500">محصولات این بسته</p>
          <div className="mt-2 flex flex-wrap gap-2">
            {presentedProducts.map((product) => (
              <span
                key={product.key}
                className="rounded-full bg-sky-50 px-3 py-1 text-xs text-sky-800"
              >
                {product.name}
              </span>
            ))}
          </div>
        </div>
      ) : null}
      {features.length ? (
        <div className="mt-4">
          <p className="text-xs font-semibold text-gray-500">امکانات کلیدی</p>
          <div className="mt-2 flex flex-wrap gap-2">
            {features.slice(0, 12).map((feature) => (
              <span key={feature} className="rounded-full bg-emerald-50 px-3 py-1 text-xs text-emerald-800">
                ✓ {humanizeCommercialCode(feature)}
              </span>
            ))}
          </div>
        </div>
      ) : null}
      {prices.length ? (
        <div className="mt-4 grid gap-2 sm:grid-cols-2">
          {prices.map((price) => (
            <div key={price.pricing_item_code} className="rounded-xl bg-gray-50 p-3">
              <p className="text-xs text-gray-500">{enumLabel(price.pricing_model)}</p>
              <p className="mt-1 font-bold text-secondary">{formatMoney(price.amount_minor, price.currency)}</p>
              {price.trial_days ? <p className="mt-1 text-xs text-primary">{price.trial_days} روز آزمایش رایگان</p> : null}
              {price.tax_class_code ? <p className="mt-1 text-[11px] text-gray-500">مالیات مطابق قوانین محاسبه می‌شود</p> : null}
            </div>
          ))}
        </div>
      ) : null}
      {unresolvedPriceLabels.length ? <div className="mt-4 flex flex-wrap gap-2">{Array.from(new Set(unresolvedPriceLabels)).map((label) => <span key={label} className="rounded-full bg-gray-100 px-3 py-1 text-xs text-gray-700">{label}</span>)}</div> : null}
      {bundle.discount_refs?.length ? (
        <div className="mt-3 flex flex-wrap gap-2 text-xs font-medium text-emerald-700">
          <span className="rounded-full bg-emerald-50 px-3 py-1">تخفیف ویژه فعال</span>
          {hasCoupon ? <span className="rounded-full bg-emerald-50 px-3 py-1">کوپن قابل استفاده</span> : null}
        </div>
      ) : null}
      {bundle.upgrade_path_code ? (
        <p className="mt-1 text-xs text-primary">امکان ارتقا در هر زمان</p>
      ) : null}
      {onSelect ? (
        <Button className="mt-4 w-full" size="sm" variant={selected ? "primary" : "outline"} onClick={onSelect}>
          {selected ? "این بسته انتخاب شد" : "انتخاب این بسته"}
        </Button>
      ) : null}
    </div>
  );
}