skywood/lib/utils/tools/help_img.dart

import 'package:flutter/material.dart';
// import 'package:lottie/lottie.dart';
// import 'package:flutter_svg/flutter_svg.dart';

class ConstImg {
  ConstImg._();

  static const String bottomBar = "assets/common/bottom_bar.png";
  static const String tabHomeSelected = "assets/common/tab_home_selected.png";
  static const String tabHomeUnselect = "assets/common/tab_home_unselect.png";
  static const String tabSearchSelected =
      "assets/common/tab_search_selected.png";
  static const String tabSearchUnselect =
      "assets/common/tab_search_unselect.png";
  static const String tabLikeSelected = "assets/common/tab_like_selected.png";
  static const String tabLikeUnselect = "assets/common/tab_like_unselect.png";
  static const String tabMineSelected = "assets/common/tab_mine_selected.png";
  static const String tabMineUnselect = "assets/common/tab_mine_unselect.png";
  static const String homeBg = "assets/imgs/home_bg.png";

  // home_card_bg
  static const String homeCardBg = "assets/imgs/home_card_bg.png";
  // home_top_bg
  static const String homeTopBg = "assets/imgs/home_top_bg.png";
  // home_title_daily/hot/hot_cate/mystery/weekly
  static const String homeTitleDaily = "assets/imgs/home_title_daily.png";
  static const String homeTitleHot = "assets/imgs/home_title_hot.png";
  static const String homeTitleHotCate = "assets/imgs/home_title_hot_cate.png";
  static const String homeTitleMystery = "assets/imgs/home_title_mystery.png";
  static const String homeTitleWeekly = "assets/imgs/home_title_weekly.png";
  static const String homeOpenNowBox = "assets/imgs/home_opennow_box.png";
  // splash_page
  static const String splashPage = "assets/imgs/splash_page.png";
  // heart
  static const String heart = "assets/images/heart.png";

  // nodata
  static const String noData = "assets/images/nodata.png";

  static const String loadingJson = "assets/bagua.json";
  // static get appLoading => Lottie.asset(loadingJson, width: 60, height: 60);
}

class HelpImg {
  /// load local
  static Widget asset(
    String path, {
    BoxFit? fit,
    double? width,
    double? height,
    Color? color,
    bool isDartData = false,
    String? dartPath,
  }) {
    String assets = path;

    return Image.asset(
      assets,
      fit: fit,
      width: width,
      height: height,
      color: color,
    );
  }

  static Widget networkRadius(
    String path, {
    BoxFit? fit,
    double? width,
    double? height,
    BoxShape? shape,
    BorderRadius? borderRadius,
    Widget? errorWidget,
  }) {
    return ClipRRect(
      borderRadius: borderRadius ?? BorderRadius.circular(3),
      child: network(
        path,
        fit: fit,
        width: width,
        height: height,
        shape: shape,
        errorWidget: errorWidget,
      ),
    );
  }

  /// load network
  static Widget network(
    String path, {
    BoxFit? fit,
    double? width,
    double? height,
    Color? color,
    BoxShape? shape,
    BorderRadius? borderRadius,
    Widget? errorWidget,
  }) {
    // bool isSvg = path.toLowerCase().endsWith('.svg');
    // if (isSvg) {
    //   return SvgPicture.network(
    //     path,
    //     width: width,
    //     height: height,
    //     // fit: fit ?? BoxFit.fill,
    //     colorFilter: color != null
    //         ? ColorFilter.mode(color, BlendMode.srcIn)
    //         : null,
    //     placeholderBuilder: (context) => Container(
    //       width: width,
    //       height: height,
    //       color: Colors.grey[200],
    //       child: Center(child: CircularProgressIndicator()),
    //     ),
    //   );
    // }
    return Image.network(
      path,
      width: width,
      height: height,
      fit: fit,
      loadingBuilder: (context, child, loadingProgress) {
        if (loadingProgress == null) return child;
        return Center(
          //CircularProgressIndicator
          child: Container(
            width: 50,
            height: 50,
            padding: const EdgeInsets.all(5),
            child: CircularProgressIndicator(
              color: Colors.white,
              strokeWidth: 2,
            ),
          ),
        );
      },
      errorBuilder: (context, error, stackTrace) {
        // ✅ 关键：处理加载失败的情况
        return errorWidget ??
            Container(
              width: 50,
              height: 50,
              color: Colors.grey[300],
              child: const Icon(
                Icons.broken_image,
                color: Colors.grey,
                size: 40,
              ),
            );
      },
    );
  }
}