part of 'home_page.dart';

typedef OnLikeCallback = void Function(String title, bool isLiked)?;

class CardData {
  final String text;
  final String description;
  final IconData icon;
  final double score;
  final String imageUrl;

  const CardData(
    this.text, {
    required this.description,
    this.icon = Icons.add_call,
    this.score = 0,
    this.imageUrl =
        "https://i.pinimg.com/736x/5f/14/b3/5f14b3f14fcd157bc4dffa39085396cc.jpg",
  });
}

class _Card extends StatefulWidget {
  final String text;
  final String description;
  final String? imageUrl;
  final double score;
  final OnLikeCallback onLike;
  final VoidCallback? onTap;

  const _Card(
    this.text, {
    required this.description,
    required this.imageUrl,
    required this.score,
    this.onLike,
    this.onTap,
  });

  factory _Card.fromData(
    CardData data, {
    OnLikeCallback onLike,
    VoidCallback? onTap,
  }) =>
      _Card(
        data.text,
        description: data.description,
        imageUrl: data.imageUrl,
        score: data.score,
        onLike: onLike,
        onTap: onTap,
      );

  @override
  State<_Card> createState() => _CardState();
}

class _CardState extends State<_Card> {
  bool isLiked = false;

  @override
  Widget build(BuildContext context) {
    List<String> desc = widget.description.split("\n");

    return GestureDetector(
      onTap: widget.onTap,
      child: Container(
        margin: const EdgeInsets.all(10),
        constraints: const BoxConstraints(minHeight: 140),
        decoration: BoxDecoration(
            color: Colors.white,
            borderRadius: BorderRadius.circular(20),
            border: Border.all(color: Colors.green, width: 2),
            boxShadow: [
              BoxShadow(
                  color: Colors.grey.withOpacity(.4),
                  offset: const Offset(0, 5),
                  blurRadius: 6,
                  spreadRadius: 3),
            ]),
        child: IntrinsicHeight(
          child: Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Stack(children: [
                ClipRRect(
                  borderRadius: const BorderRadius.only(
                    bottomLeft: Radius.circular(18),
                    topLeft: Radius.circular(18),
                  ),
                  child: SizedBox(
                    height: 300,
                    width: 120,
                    child: Image.network(
                      widget.imageUrl ?? '',
                      fit: BoxFit.cover,
                      errorBuilder: (_, __, ___) => const Placeholder(),
                    ),
                  ),
                ),
                Align(
                  alignment: Alignment.bottomLeft,
                  child: Container(
                    decoration: const BoxDecoration(
                        color: Colors.purple,
                        borderRadius: BorderRadius.only(
                            topRight: Radius.circular(20),
                            bottomLeft: Radius.circular(18))),
                    padding: const EdgeInsets.fromLTRB(8, 2, 8, 2),
                    child: Text(generateStars(widget.score),
                        style: Theme.of(context)
                            .textTheme
                            .bodyMedium
                            ?.copyWith(color: Colors.white)),
                  ),
                ),
              ]),
              Expanded(
                child: Padding(
                  padding: const EdgeInsets.all(10),
                  child: Column(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    mainAxisAlignment: MainAxisAlignment.start,
                    children: [
                      Text(
                        widget.text,
                        style: Theme.of(context).textTheme.headlineMedium,
                      ),
                      Text(
                        desc[0],
                        style: Theme.of(context).textTheme.bodySmall,
                      )
                    ],
                  ),
                ),
              ),
              Align(
                alignment: Alignment.center,
                child: Padding(
                    padding: const EdgeInsets.only(
                      left: 8,
                      right: 8,
                      bottom: 8,
                    ),
                    child: GestureDetector(
                      onTap: () {
                        setState(() => isLiked = !isLiked);
                        widget.onLike?.call(widget.text, isLiked);
                      },
                      child: AnimatedSwitcher(
                        duration: const Duration(milliseconds: 300),
                        child: isLiked
                            ? const Icon(
                                Icons.favorite,
                                color: Colors.red,
                                key: ValueKey<int>(0),
                              )
                            : const Icon(
                                Icons.favorite_border,
                                key: ValueKey<int>(1),
                              ),
                      ),
                    )),
              )
            ],
          ),
        ),
      ),
    );
  }
}

String generateStars(double rating) {
  rating = rating / 2;
  int fullStars = rating.floor();
  bool hasHalfStar = (rating - fullStars) >= 0.5;
  String stars = '★' * fullStars;
  if (hasHalfStar) {
    stars += '✪';
  }
  int emptyStars = 5 - stars.length;
  stars += '☆' * emptyStars;
  return stars;
}