import { Link } from 'react-router-dom';
import { useQuery } from '@tanstack/react-query';
import { motion } from 'framer-motion';
import { ChevronLeft } from 'lucide-react';
import { fetchApi } from '@/api';

/**
 * Mobile 생일 페이지
 * @param {object} props
 * @param {string} props.year - 연도
 * @param {string} props.nameEn - 멤버 영문 이름 (소문자)
 */
function MobileBirthday({ year, nameEn }) {
  // 멤버 정보 조회 (영문 이름으로)
  const {
    data: member,
    isLoading: memberLoading,
    error,
  } = useQuery({
    queryKey: ['member', nameEn],
    queryFn: () => fetchApi(`/members/${encodeURIComponent(nameEn)}`),
    enabled: !!nameEn,
  });

  if (!nameEn || error) {
    return (
      <div className="min-h-screen flex items-center justify-center bg-gray-50 px-6">
        <div className="text-center">
          <h1 className="text-xl font-bold text-gray-900 mb-2">멤버를 찾을 수 없습니다</h1>
          <Link to="/schedule" className="text-primary">
            일정으로 돌아가기
          </Link>
        </div>
      </div>
    );
  }

  if (memberLoading) {
    return (
      <div className="min-h-screen flex items-center justify-center bg-gray-50">
        <div className="w-8 h-8 border-2 border-primary border-t-transparent rounded-full animate-spin" />
      </div>
    );
  }

  // 생일 계산
  const birthDate = member?.birth_date ? new Date(member.birth_date) : null;
  const birthdayThisYear = birthDate ? new Date(parseInt(year), birthDate.getMonth(), birthDate.getDate()) : null;

  return (
    <div className="min-h-screen bg-gradient-to-b from-pink-50 to-purple-50">
      {/* 헤더 */}
      <div className="sticky top-0 bg-white/80 backdrop-blur-sm border-b border-gray-100 z-10">
        <div className="flex items-center h-14 px-4">
          <Link to="/schedule" className="p-2 -ml-2 rounded-lg active:bg-gray-100">
            <ChevronLeft size={24} />
          </Link>
          <div className="flex-1 text-center">
            <span className="text-sm font-medium bg-gradient-to-r from-pink-500 via-purple-500 to-indigo-500 bg-clip-text text-transparent">
              HAPPY {member?.name_en} DAY
            </span>
          </div>
          <div className="w-10" />
        </div>
      </div>

      <div className="px-4 py-6">
        {/* 헤더 카드 */}
        <motion.div
          initial={{ opacity: 0, y: 10 }}
          animate={{ opacity: 1, y: 0 }}
          transition={{ delay: 0.1 }}
          className="relative overflow-hidden bg-gradient-to-br from-pink-400 via-purple-400 to-indigo-400 rounded-2xl shadow-xl mb-6"
        >
          {/* 배경 장식 */}
          <div className="absolute inset-0 overflow-hidden">
            <div className="absolute -top-8 -right-8 w-24 h-24 bg-white/10 rounded-full" />
            <div className="absolute -bottom-8 -left-8 w-32 h-32 bg-white/10 rounded-full" />
            <div className="absolute top-4 right-6 text-2xl">✨</div>
            <div className="absolute bottom-4 left-10 text-xl">🎉</div>
            <div className="absolute top-1/2 right-4 text-lg">🎈</div>
          </div>

          <div className="relative p-5">
            <div className="flex items-center gap-4 mb-4">
              {/* 멤버 사진 */}
              {member?.image_url && (
                <div className="w-20 h-20 rounded-full border-3 border-white/50 shadow-lg overflow-hidden bg-white flex-shrink-0">
                  <img src={member.image_url} alt={member.name} className="w-full h-full object-cover" />
                </div>
              )}

              {/* 내용 */}
              <div className="flex-1 text-white">
                <div className="flex items-center gap-2 mb-1">
                  <span className="text-3xl">🎂</span>
                  <h1 className="font-bold text-xl tracking-wide">HAPPY {member?.name_en} DAY</h1>
                </div>
                <p className="text-white/80 text-sm">
                  {year}년 {birthdayThisYear?.getMonth() + 1}월 {birthdayThisYear?.getDate()}일
                </p>
              </div>
            </div>

            {/* 년도 뱃지 */}
            <div className="bg-white/20 backdrop-blur-sm rounded-xl px-4 py-2 inline-flex items-center gap-2">
              <span className="text-white/70 text-xs font-medium">YEAR</span>
              <span className="text-white text-xl font-bold">{year}</span>
            </div>
          </div>
        </motion.div>

        {/* 생일카페 섹션 */}
        <motion.div
          initial={{ opacity: 0, y: 10 }}
          animate={{ opacity: 1, y: 0 }}
          transition={{ delay: 0.2 }}
          className="bg-white rounded-2xl shadow-md p-5"
        >
          <h2 className="text-lg font-bold text-gray-900 mb-4 flex items-center gap-2">
            <span>☕</span>
            생일카페
          </h2>

          {/* 준비 중 메시지 */}
          <div className="text-center py-8">
            <div className="text-5xl mb-3">🎁</div>
            <p className="text-gray-500 text-sm">
              {year}년 {member?.name} 생일카페 정보가 준비 중입니다
            </p>
            <p className="text-gray-400 text-xs mt-1">생일카페 정보가 등록되면 이곳에 표시됩니다</p>
          </div>
        </motion.div>
      </div>
    </div>
  );
}

export default MobileBirthday;
