demo/xinhuaribao/lib/ui/topic/topic_item_widget.dart

import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:news_app/ui/topic/user_head_widget.dart';

import '../../constant/color_res.dart';
import '../../model/topic_item_model.dart';
import '../../widget/auth_gesture_detector.dart';
import '../../widget/my_txt.dart';

/// @author: bo.zeng
/// @email: cnhbwds@gmail.com
/// @date: 2025 2025/4/9 16:00
/// @description:
class TopicItemWidget extends StatelessWidget {
  final TopicRecordModel? item;
  final bool isShow;
  final Function(String)? onLongTap;

  const TopicItemWidget(this.onLongTap,{super.key, required this.item,  this.isShow = false});

  @override
  Widget build(BuildContext context) {
    return Container(
      padding: EdgeInsets.all(10.w),
      decoration: BoxDecoration(
        borderRadius: BorderRadius.circular(8.r),
        color: Colors.white,
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          UserHeadWidget(
            nickname: item?.member?.nickname ?? "",
            avatar: item?.member?.avatar ?? "",
            time: "2025/1/1",
          ),
          SizedBox(height: 10.h),
          Text.rich(
            TextSpan(
              text: item?.topic?.content ?? "",
              style: TextStyle(color: Colors.blue, fontSize: 15.sp),
              children: [
                WidgetSpan(child: SizedBox(width: 5.w)),
                TextSpan(
                  text: item?.content ?? "",
                  style: TextStyle(fontSize: 15.sp, color: Colors.black),
                ),
              ],
            ),
          ),
          SizedBox(height: 10.h),
          if (item?.resourceList?.isNotEmpty == true)
            buildImageByResource(item?.resourceList),
          if (item?.resourceList?.isNotEmpty == true) SizedBox(height: 10.h),
          Row(
            mainAxisAlignment: MainAxisAlignment.end,
            children: [

             if (isShow == true) AuthGestureDetector(
                onTap: () {
                  onLongTap?.call(
                    item?.contentId ?? '',
                  );
                },
                child: Text(
                  '举报',
                  style: TextStyle(color: color333333, fontSize: 12.sp),
                ),
              ),
              if (isShow == true) SizedBox(width:15.w,),
              Icon(
                item?.isLiked == true ? Icons.favorite : Icons.favorite_border,
                color: item?.isLiked == true ? Colors.red : color666666,
                size: 14.w,
              ),
              myTxt(
                text: "${item?.likeNum ?? 0}",
                color: color666666,
                fontSize: 12.sp,
              ),
              SizedBox(width: 15.w),
              Icon(Icons.messenger_outline, color: color666666, size: 14.w),
              myTxt(
                text: "${item?.commentNum ?? 0}",
                color: color666666,
                fontSize: 12.sp,
              ),
            ],
          ),
        ],
      ),
    );
  }
}

Widget buildImageByResource(List<Resource>? resourceList) {
  if (resourceList == null || resourceList.isEmpty) {
    return const SizedBox.shrink();
  }
  Resource? imageResource = resourceList.firstWhere(
    (item) => item.type == "image",
    orElse: () => Resource(type: "", url: ""),
  );
  if (imageResource.url.isNotEmpty) {
    return CachedNetworkImage(
      imageUrl: imageResource.url,
      width: 211.h,
      height: 119.h,
      fit: BoxFit.cover,
    );
  } else {
    return const SizedBox.shrink();
  }
}