dating_touchme_app/lib/widget/live/live_room_gift_item.dart

import 'package:cached_network_image/cached_network_image.dart';
import 'package:dating_touchme_app/model/live/gift_product_model.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';

class LiveRoomGiftItem extends StatefulWidget {
  final dynamic item; // 支持 Map 或 GiftProductModel
  final int active;
  final int index;
  final void Function(int) changeActive;
  const LiveRoomGiftItem({
    super.key,
    required this.item,
    required this.active,
    required this.index,
    required this.changeActive,
  });

  @override
  State<LiveRoomGiftItem> createState() => _LiveRoomGiftItemState();
}

class _LiveRoomGiftItemState extends State<LiveRoomGiftItem> {
  // 判断是否为 GiftProductModel
  bool get _isGiftProductModel => widget.item is GiftProductModel;

  // 获取图片
  Widget _buildImage() {
    if (_isGiftProductModel) {
      final gift = widget.item as GiftProductModel;
      if (gift.mainPic.isNotEmpty) {
        return CachedNetworkImage(
          imageUrl: gift.mainPic,
          width: 41.w,
          height: 41.w,
          fit: BoxFit.cover,
          placeholder: (context, url) => Container(
            width: 41.w,
            height: 41.w,
            color: Colors.grey[300],
            child: Center(
              child: SizedBox(
                width: 20.w,
                height: 20.w,
                child: CircularProgressIndicator(
                  strokeWidth: 2,
                  color: Colors.grey[600],
                ),
              ),
            ),
          ),
          errorWidget: (context, url, error) => Container(
            width: 41.w,
            height: 41.w,
            color: Colors.grey[300],
            child: Icon(Icons.error_outline, size: 20.w, color: Colors.grey),
          ),
        );
      } else {
        return Container(
          width: 41.w,
          height: 41.w,
          color: Colors.grey[300],
        );
      }
    } else {
      final map = widget.item as Map;
      final icon = map["icon"] as String?;
      if (icon != null && icon.isNotEmpty) {
        return Image.asset(icon, width: 41.w, height: 41.w);
      } else {
        return Container(
          width: 41.w,
          height: 41.w,
          color: Colors.grey[300],
        );
      }
    }
  }

  // 获取标题
  String _getTitle() {
    if (_isGiftProductModel) {
      return (widget.item as GiftProductModel).productTitle;
    } else {
      return (widget.item as Map)["title"]?.toString() ?? '';
    }
  }

  // 获取价格
  String _getPrice() {
    if (_isGiftProductModel) {
      final price = (widget.item as GiftProductModel).unitSellingPrice;
      return "${price.toInt()}支";
    } else {
      final price = (widget.item as Map)["price"];
      return "${price ?? 0}支";
    }
  }

  @override
  Widget build(BuildContext context) {
    return InkWell(
      onTap: () {
        widget.changeActive(widget.index);
      },
      child: Container(
        width: 83.w,
        height: 94.w,
        padding: EdgeInsets.only(top: 10.w),
        decoration: BoxDecoration(
          borderRadius: BorderRadius.all(Radius.circular(9.w)),
          color: Color.fromRGBO(
            117,
            98,
            249,
            widget.active == widget.index ? .2 : 0,
          ),
          border: Border.all(
            width: 1,
            color: Color.fromRGBO(
              117,
              98,
              249,
              widget.active == widget.index ? 1 : 0,
            ),
          ),
        ),
        child: Column(
          children: [
            _buildImage(),
            SizedBox(height: 7.w),
            Text(
              _getTitle(),
              style: TextStyle(fontSize: 11.w, color: Colors.white),
              maxLines: 1,
              overflow: TextOverflow.ellipsis,
            ),
            SizedBox(height: 1.w),
            Text(
              _getPrice(),
              style: TextStyle(
                fontSize: 7.w,
                color: const Color.fromRGBO(144, 144, 144, 1),
              ),
            ),
          ],
        ),
      ),
    );
  }
}