import {
  CalendarCheck2,
  CircleHelp,
  Heart,
  MessageCircle,
  Trophy,
} from "lucide-react";
import Image from "next/image";
import { GamificationBadges } from "@/components/profile/GamificationBadges";
import { Button } from "@/components/ui/button";
import {
  Card,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from "@/components/ui/card";
import { Progress } from "@/components/ui/progress";
import { getGamificationBadgeImagePath, getRankBadgeId } from "@/lib/gamification-badges";
import { Link } from "@/lib/router";
import type { GamificationSummarySchema } from "@/lib/types";
import { formatNumberPersian } from "@/lib/utils";

function ScoreBreakdown({
  icon: Icon,
  label,
  points,
}: {
  icon: typeof CalendarCheck2;
  label: string;
  points: number;
}) {
  return (
    <div className="flex min-w-0 items-center justify-between gap-3 rounded-xl border border-border/70 bg-muted/20 px-4 py-3">
      <div className="flex min-w-0 items-center gap-2 text-sm text-muted-foreground">
        <Icon className="h-4 w-4 shrink-0 text-primary" aria-hidden="true" />
        <span>{label}</span>
      </div>
      <span className="shrink-0 font-semibold text-foreground">{formatNumberPersian(points)}</span>
    </div>
  );
}

export function GamificationCard({
  summary,
  isLoading,
  isError,
  onRetry,
}: {
  summary?: GamificationSummarySchema;
  isLoading: boolean;
  isError: boolean;
  onRetry: () => void;
}) {
  if (isLoading) {
    return (
      <Card className="border-border/70 shadow-sm">
        <CardContent className="space-y-4 p-6" aria-busy="true" aria-label="در حال دریافت رتبه و نشان‌ها">
          <div className="h-6 w-40 animate-pulse rounded bg-muted" />
          <div className="h-10 w-full animate-pulse rounded bg-muted" />
          <div className="grid gap-3 sm:grid-cols-2"><div className="h-12 animate-pulse rounded bg-muted" /><div className="h-12 animate-pulse rounded bg-muted" /></div>
        </CardContent>
      </Card>
    );
  }

  if (isError || !summary) {
    return (
      <Card className="border-border/70 shadow-sm">
        <CardContent className="flex flex-col items-start gap-3 p-6 text-right sm:flex-row sm:items-center sm:justify-between">
          <div>
            <p className="font-semibold">رتبه و نشان‌ها بارگذاری نشد</p>
            <p className="mt-1 text-sm text-muted-foreground">برای دریافت دوباره اطلاعات تلاش کنید.</p>
          </div>
          <Button type="button" variant="outline" onClick={onRetry}>تلاش دوباره</Button>
        </CardContent>
      </Card>
    );
  }

  const currentRankBadgeId = getRankBadgeId(summary.current_level.id);
  const currentRankImage = getGamificationBadgeImagePath(currentRankBadgeId);

  return (
    <Card className="border-border/70 shadow-sm">
      <CardHeader className="flex flex-row items-start justify-between gap-3 text-right">
        <div className="space-y-1">
          <CardTitle className="text-xl">رتبه و دستاوردهای من</CardTitle>
          <CardDescription>سطح مادام‌العمر بر اساس مشارکت‌های معتبر در انجمن</CardDescription>
        </div>
        <Button asChild type="button" variant="outline" size="icon" className="h-10 w-10 shrink-0" aria-label="راهنمای رتبه‌بندی و نشان‌ها">
          <Link to="/rank-guide" target="_blank" rel="noopener noreferrer" title="بازکردن راهنما در زبانه جدید">
            <CircleHelp className="h-5 w-5" aria-hidden="true" />
          </Link>
        </Button>
      </CardHeader>
      <CardContent className="space-y-5">
        <div className="flex flex-wrap items-center justify-between gap-4">
          <div className="flex min-w-0 items-center gap-3">
            {currentRankImage ? (
              <Image src={currentRankImage} alt="" width={112} height={112} sizes="112px" className="h-24 w-24 shrink-0 object-contain sm:h-28 sm:w-28" />
            ) : null}
            <div>
            <p className="text-sm text-muted-foreground">سطح فعلی</p>
            <p className="mt-1 text-2xl font-bold">{summary.current_level.label}</p>
            </div>
          </div>
          <div className="inline-flex items-center gap-2 rounded-full bg-primary/10 px-3 py-2 text-sm font-semibold text-primary">
            <Trophy className="h-4 w-4" aria-hidden="true" />
            {formatNumberPersian(summary.points_total)} امتیاز
          </div>
        </div>

        <div className="space-y-2">
          {summary.next_level ? (
            <div className="flex flex-wrap items-center justify-between gap-2 text-sm">
              <span className="text-muted-foreground">پیشرفت تا سطح {summary.next_level.label}</span>
              <span className="font-medium">{formatNumberPersian(summary.points_to_next)} امتیاز تا سطح بعدی</span>
            </div>
          ) : (
            <p className="text-sm text-muted-foreground">بالاترین سطح را دریافت کرده‌اید.</p>
          )}
          <Progress
            value={summary.progress_percent}
            aria-label="پیشرفت تا سطح بعدی"
            aria-valuetext={`${formatNumberPersian(summary.progress_percent)} درصد`}
            className="h-2.5 bg-muted"
          />
        </div>

        <div className="grid gap-3 sm:grid-cols-2">
          <ScoreBreakdown icon={CalendarCheck2} label="رویدادها" points={summary.points_event} />
          <ScoreBreakdown icon={MessageCircle} label="بلاگ" points={summary.points_blog} />
        </div>

        <section className="space-y-3 border-t border-border/70 pt-4">
          <h3 className="flex items-center gap-2 text-sm font-semibold">
            <Heart className="h-4 w-4 text-primary" aria-hidden="true" />نشان‌های کسب‌شده
          </h3>
          <GamificationBadges badges={summary.badges} excludeIds={[currentRankBadgeId]} />
        </section>
      </CardContent>
    </Card>
  );
}