huangguo_android/lib/alert/video/share_media_dialog.dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import 'package:hgdj/assets_tool/app_colors.dart';
import 'package:hgdj/assets_tool/images.dart';
import 'package:hgdj/config/config.dart';
import 'package:hgdj/hj_model/user/user_info_model.dart';
import 'package:hgdj/hj_utils/screen.dart';
import 'package:hgdj/tools_base/toast.dart';
import 'package:hgdj/tools_base/widget/common_dialog.dart';
import 'package:hgdj/tools_base/widget/net_image_widget.dart';
import 'package:qr_flutter/qr_flutter.dart';

import '../../config/address.dart';
import '../../hj_model/video_model.dart';
import '../../hj_utils/image_util.dart';
import '../../tools_base/global_store/store.dart';

///分享二维码对话框
class ShareMediaDialog extends StatefulWidget {
  final VideoModel? videoModel;
  final bool needDecrypt; //封面是否需要解密（直播封面不加密，传 false）

  const ShareMediaDialog({
    super.key,
    this.videoModel,
    this.needDecrypt = true,
  });

  @override
  State<ShareMediaDialog> createState() => _ShareMediaDialogState();
}

class _ShareMediaDialogState extends State<ShareMediaDialog> {
  final _shotKey = GlobalKey(); //保存图片时截取的范围

  UserInfoModel? get _me => globalStore.meInfo;

  //推广链接：弹窗打开时取一次即可（二维码/复制都用它）
  late final String _shareUrl = _me?.promoteURL ?? "";

  /// 复制链接
  void _onCopyLink() {
    if (_shareUrl.isEmpty) {
      showToast("链接生成错误");
      return;
    }
    Clipboard.setData(ClipboardData(text: _shareUrl));
    showToast("复制成功，快去分享吧");
    Get.back();
  }

  /// 保存图片（必须等截图完成再关弹窗，否则 _shotKey 对应的 widget 已销毁）
  Future<void> _onSaveImg() async {
    final ok = await ImageUtil.saveWidgetToAlbum(_shotKey);
    showToast(ok ? "保存成功，快去分享吧" : "保存失败，请重试");
    if (mounted) Get.back(); // 保存期间弹窗可能已被关掉（连点/点了复制），别多 pop 一层
  }

  @override
  Widget build(BuildContext context) {
    return CommonDialog(
      padding: EdgeInsets.zero,
      child: RepaintBoundary(
        key: _shotKey,
        child: Padding(
          padding: const EdgeInsets.symmetric(horizontal: 23, vertical: 32),
          child: Column(
            mainAxisSize: MainAxisSize.min,
            children: [
              //app 图标 + 名称 + 标语
              Row(
                children: [
                  Image.asset('ic_launcher.webp'.commonImgPath,
                      width: 48.w, height: 48.w),
                  10.w.sizeBoxW,
                  Column(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    mainAxisSize: MainAxisSize.min,
                    children: [
                      Text(
                        Config.appName,
                        style: TextStyle(
                            color: Colors.white.withValues(alpha: .9),
                            fontWeight: FontWeight.w500,
                            fontSize: 14),
                      ),
                      4.sizeBoxH,
                      Text("亚洲最火成人网站",
                          style: TextStyle(
                              color: Colors.white.withValues(alpha: .55),
                              fontSize: 10)),
                    ],
                  ),
                ],
              ),
              18.sizeBoxH,
              //视频封面
              Padding(
                padding: const EdgeInsets.symmetric(horizontal: 27),
                child: NetworkImageLoader(
                  width: double.infinity,
                  imageUrl: widget.videoModel?.cover ?? "",
                  fit: BoxFit.fitHeight,
                  encrypt: widget.needDecrypt,
                ),
              ),
              18.sizeBoxH,
              //二维码 + 邀请码 + 官网地址
              SizedBox(
                height: 94,
                child: Row(
                  children: [
                    Container(
                      width: 94,
                      height: 94,
                      padding: const EdgeInsets.all(2),
                      color: Colors.white,
                      child: QrImageView(
                          data: _shareUrl, padding: EdgeInsets.zero),
                    ),
                    16.sizeBoxW,
                    Expanded(
                      child: Column(
                        crossAxisAlignment: CrossAxisAlignment.start,
                        mainAxisAlignment: MainAxisAlignment.center,
                        children: [
                          Text(
                            "邀请码${_me?.promotionCode ?? ""}",
                            style: TextStyle(
                                fontSize: 16,
                                fontWeight: FontWeight.w500,
                                color: Colors.white.withValues(alpha: .9)),
                          ),
                          20.sizeBoxH,
                          Text(
                            '官方网址:${Address.groundUrl ?? ""}',
                            maxLines: 2,
                            style: TextStyle(
                                fontSize: 12,
                                color: Colors.white.withValues(alpha: .55)),
                          ),
                        ],
                      ),
                    ),
                  ],
                ),
              ),
              24.sizeBoxH,
              //底部两个按钮
              Row(
                children: [
                  Expanded(
                    child: _button(
                      "复制链接",
                      bgColor: Colors.white.withValues(alpha: .1),
                      textColor: const Color(0xff989898),
                      onTap: _onCopyLink,
                    ),
                  ),
                  16.sizeBoxW,
                  Expanded(
                    child: _button(
                      "保存图片",
                      bgColor: AppColors.actionRed,
                      textColor: Colors.white,
                      onTap: _onSaveImg,
                    ),
                  ),
                ],
              ),
            ],
          ),
        ),
      ),
    );
  }

  Widget _button(String text,
      {required Color bgColor,
      required Color textColor,
      required VoidCallback onTap}) {
    return InkWell(
      enableFeedback: false,
      onTap: onTap,
      child: Container(
        height: 44,
        alignment: Alignment.center,
        decoration: BoxDecoration(
          borderRadius: BorderRadius.circular(3),
          color: bgColor,
        ),
        child: Text(
          text,
          style: TextStyle(
              fontSize: 16, color: textColor, fontWeight: FontWeight.w500),
        ),
      ),
    );
  }
}