import 'dart:convert';
import 'dart:html';
import 'dart:typed_data';

import 'package:avoid_keyboard/avoid_keyboard.dart';
import 'package:dotted_border/dotted_border.dart';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_svg/svg.dart';
import 'package:get/get.dart';
import 'package:link/view/component/link_btn.dart';
import 'package:link/view/component/toast.dart';
import 'package:link/view/component/web_image.dart';
import 'package:link/view/preview.dart';
import 'package:web_smooth_scroll/web_smooth_scroll.dart';
import '../constants.dart';
import '../utils/api.dart';
import '../utils/http_utils.dart';
import '../utils/size_fit.dart';
import '../utils/storage.dart';
import 'component/link_step.dart';
import 'component/top_container.dart';
import 'package:dio/dio.dart' as adio;
import 'package:dio/dio.dart';
import 'component/upload_file.dart';

class AddLink extends StatelessWidget {
  const AddLink({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Material(
        color: kBgColor, child: TopContainer(child: AddLinkContent()));
  }
}

class AddLinkContent extends StatefulWidget {
  const AddLinkContent({Key? key}) : super(key: key);

  @override
  State<AddLinkContent> createState() => _AddLinkContentState();
}

class _AddLinkContentState extends State<AddLinkContent> {
  TextEditingController controller = TextEditingController();
  TextEditingController titleController = TextEditingController();
  TextEditingController descController = TextEditingController();
  FileUploadInputElement uploadInput = FileUploadInputElement();

  bool isLink = true;
  bool showError = false;
  Uint8List? chooseImage;
  String strPicUrl = '';
  bool isFirstEnter = true;
  var social;
  late List types;

  late ScrollController scrollController;

  @override
  void initState() {
    scrollController = ScrollController();
    Map<String, dynamic> data = Get.parameters;
    social = jsonDecode(data['social']);
    types = social['types'];
    if (types[0] == 'LINK') {
      isLink = true;
    } else {
      isLink = false;
    }
    isFirstEnter = data['add_more'] != '1';

    loadCache();
    saveCache();

    super.initState();
  }

  @override
  dispose() {
    clearCache();

    controller.dispose();
    titleController.dispose();
    descController.dispose();
    super.dispose();
  }

  loadCache() {
    var json = isFirstEnter
        ? StorageUtil().getJSON('tempGuideLink1')
        : StorageUtil().getJSON('tempLink');
    if (json != null) {
      setState(() {
        isLink = json['type'] == 'LINK';
        controller.text = json['link'].toString();
        titleController.text = json['title'].toString();
        descController.text = json['desc'].toString();
      });
    }
  }

  Future chooseFile() async {
    uploadInput.accept = '.png,.jpg,.jpeg';
    uploadInput.multiple = false;
    uploadInput.click();
    uploadInput.onChange.listen((e) {
      final files = uploadInput.files;
      if (files?.length == 1) {
        FileReader reader = FileReader();
        reader.onLoadEnd.listen((event) {
          setState(() {
            chooseImage = reader.result as Uint8List;
          });
          uploadImg();
        });
        reader.readAsArrayBuffer(files![0]);
      }
    });
  }

  Future uploadImg() async {
    // qrCode.scanRgbaBytes(chooseImage!, 3000, 3000);
    // if (qrCode.location == null){
    //   print('aaaa');
    // }
    // else {
    //   print('bbb');
    // }
    // final emvdecode = EMVMPM

    Map<String, dynamic> data = await HttpUtils.get(Api.ossFormUpload,
        params: {'type': 'QRCODE', 'file_ext': 'png'});
    Dio dio = Dio();
    Map<String, dynamic> map = data['fields'];

    map['file'] = await adio.MultipartFile.fromBytes(chooseImage!,
        filename: 'avatar.png');
    adio.FormData formData = adio.FormData.fromMap(map);
    adio.Response response = await dio.post(data['upload_url'], data: formData);
    setState(() {
      strPicUrl = data['view_url'];
    });
    saveCache();
  }

  checkData() {
    if (isLink && controller.text.isEmpty) {
      Toast().showInfoText('请粘贴链接地址后再提交\n或选择“稍后添加”', context: context);
      setState(() {
        showError = true;
      });
      return;
    }
    if (!isLink && chooseImage == null) {
      Toast().showInfoText('请上传二维码后再提交\n或选择“稍后添加”', context: context);
      setState(() {
        showError = true;
      });
      return;
    }

    if (isLink) {
      List rules = [];
      if (social['url_rules'] != null) {
        rules = social['url_rules'];
      }

      bool isFind = false;
      for (int i = 0; i < rules.length; i++) {
        var rule = rules[i];
        if (rule['type'] == 'CONTAIN' &&
            controller.text.contains(rule['rule'])) {
          isFind = true;
        }
      }
      if (rules.isEmpty) {
        isFind = true;
      }

      if (isFind == false) {
        Toast().showCustomHud(commitAlert(), context: context);
        return;
      }
    }

    commit();
  }

  commitAlert() {
    return Container(
      alignment: Alignment.center,
      padding: EdgeInsets.only(top: 32.px, bottom: 32.px),
      child: Column(
        children: [
          Image.asset(
            'assets/images/toast_tip.png',
            width: 48.px,
            height: 48.px,
          ),
          SizedBox(
            height: 12.px,
          ),
          Text(
            '粘贴的链接地址\n与所选平台不匹配！\n建议返回修改',
            textAlign: TextAlign.center,
            style: TextStyle(
                color: Colors.white,
                fontSize: 16.px,
                fontWeight: FontWeight.bold),
          ),
          SizedBox(
            height: 16.px,
          ),
          AlertButton(
              title: '返回修改',
              isCancel: false,
              width: 220.px,
              height: 40.px,
              callback: () {
                Toast().hideHud();
              }),
          SizedBox(
            height: 24.px,
          ),
          AlertButton(
              title: '忽略并提交',
              isCancel: true,
              width: 220.px,
              height: 40.px,
              callback: () {
                Toast().hideHud();
                commit();
              }),
        ],
      ),
    );
  }

  Future commit() async {
    Toast().showHud(context: context);
    if (isLink) {
      var data2 = await HttpUtils.post(Api.userSocials, data: {
        'user_url': controller.text,
        'description': descController.text,
        'social_id': social['id'],
        'social_name': social['id'].length == 0 ? social['name'] : '',
        'type': 'LINK',
        'user_nick': titleController.text
      });
    } else {
      var data2 = await HttpUtils.post(Api.userSocials, data: {
        'user_url': strPicUrl,
        'description': descController.text,
        'social_id': social['id'],
        'social_name': social['id'].length == 0 ? social['name'] : '',
        'type': 'QR',
        'user_nick': titleController.text
      });
    }
    Toast().hideHud();

    clearCache();

    var user = StorageUtil().getJSON('userInfo');
    Get.offAllNamed('/', parameters: {'u': user['id']});
    // Get.toNamed('/', parameters: {'u': user['id']});
  }

  saveCache() {
    var data = {
      "social": social,
      "type": isLink ? 'LINK' : 'QR',
      "link": controller.text,
      "title": titleController.text,
      "desc": descController.text
    };
    StorageUtil().setJSON(isFirstEnter ? 'tempGuideLink1' : 'tempLink', data);
  }

  clearCache() {
    StorageUtil().remove('tempLink');
    StorageUtil().remove('tempGuideLink1');
  }

  intro() {
    Color tapColor = kBtnColor;
    if (isLink) {
      if (controller.text.isNotEmpty) {
        tapColor = const Color(0xFFA5A5AD);
      }
    } else {
      if (chooseImage != null) {
        tapColor = const Color(0xFFA5A5AD);
      }
    }
    return Container(
      color: showError ? const Color(0xFF002FFF) : Colors.transparent,
      padding: EdgeInsets.only(
          left: 20.px,
          right: 20.px,
          top: showError ? 12.px : 0,
          bottom: showError ? 12.px : 0),
      child: Column(
        children: [
          Row(
            children: [
              Container(
                width: 12.px,
                height: 12.px,
                alignment: Alignment.center,
                decoration: BoxDecoration(
                    borderRadius: BorderRadius.circular(6.px),
                    border: Border.all(color: kThemeColor, width: 1.px)),
                child: Text(
                  '1',
                  style: TextStyle(
                      color: kThemeColor,
                      fontFamily: 'Link1',
                      fontWeight: FontWeight.w800,
                      fontSize: 8.px),
                ),
              ),
              SizedBox(
                width: 3.px,
              ),
              Text(
                '去『已选平台-我』找到「',
                style:
                    TextStyle(color: const Color(0xFFA5A5AD), fontSize: 12.px),
              ),
              Text(
                isLink ? '分享-复制链接' : '我的二维码',
                style: TextStyle(
                    color: const Color(0xFFA5A5AD),
                    fontSize: 12.px,
                    fontWeight: FontWeight.bold),
              ),
              Text(
                isLink ? '」' : '」保存',
                style:
                    TextStyle(color: const Color(0xFFA5A5AD), fontSize: 12.px),
              ),
            ],
          ),
          SizedBox(
            height: 5.px,
          ),
          Row(
            children: [
              Container(
                width: 12.px,
                height: 12.px,
                alignment: Alignment.center,
                decoration: BoxDecoration(
                    borderRadius: BorderRadius.circular(6.px),
                    border: Border.all(color: kThemeColor, width: 1.px)),
                child: Text(
                  '2',
                  style: TextStyle(
                      color: kThemeColor,
                      fontFamily: 'Link1',
                      fontWeight: FontWeight.w800,
                      fontSize: 8.px),
                ),
              ),
              SizedBox(
                width: 3.px,
              ),
              Text(
                '回到此处',
                style:
                    TextStyle(color: const Color(0xFFA5A5AD), fontSize: 12.px),
              ),
              SizedBox(
                width: 3.px,
              ),
              if (!isLink && chooseImage == null)
                UploadFile(
                  child: Text(
                    '上传二维码',
                    style: TextStyle(
                        color: tapColor,
                        fontSize: 12.px,
                        fontWeight: FontWeight.bold),
                  ),
                  callback: (Uint8List file) {
                    setState(() {
                      chooseImage = file;
                      showError = false;
                    });
                    uploadImg();
                  },
                ),
              if (isLink || (chooseImage != null))
                GestureDetector(
                  onTap: () {
                    if (isLink) {
                      if (controller.text.isEmpty) {
                        getClipData();
                      }
                    } else {
                      if (chooseImage == null) {
                        chooseFile();
                      }
                    }
                  },
                  child: Text(
                    isLink ? '粘贴链接' : '上传二维码',
                    style: TextStyle(
                        color: tapColor,
                        fontSize: 12.px,
                        fontWeight: FontWeight.bold),
                  ),
                )
            ],
          ),
        ],
      ),
    );
  }

  switchWarn() {
    return Container(
      alignment: Alignment.center,
      padding: EdgeInsets.only(top: 32.px, bottom: 32.px),
      child: Column(
        children: [
          SvgPicture.asset(
            'assets/icons/question.svg',
            width: 48.px,
            height: 48.px,
          ),
          SizedBox(
            height: 12.px,
          ),
          Text(
            isLink
                ? '切换选择「二维码」\n将使现有「链接」不被展示\n确定要切换吗？'
                : '切换选择「链接」\n将使现有「二维码」不被展示\n确定要切换吗？',
            textAlign: TextAlign.center,
            style: TextStyle(
                color: Colors.white,
                fontSize: 16.px,
                fontWeight: FontWeight.bold),
          ),
          SizedBox(
            height: 16.px,
          ),
          AlertButton(
              title: '确定',
              isCancel: false,
              width: 220.px,
              height: 40.px,
              callback: () {
                Toast().hideHud();
                setState(() {
                  showError = false;
                  if (isLink) {
                    // strLink = '';
                    isLink = false;
                  } else {
                    // chooseImage = null;
                    isLink = true;
                  }
                });
              }),
          SizedBox(
            height: 24.px,
          ),
          AlertButton(
              title: '再想想',
              isCancel: true,
              width: 220.px,
              height: 40.px,
              callback: () {
                Toast().hideHud();
              }),
        ],
      ),
    );
  }

  switchType() {
    if (isLink && controller.text.isNotEmpty) {
      Toast().showCustomHud(switchWarn(), context: context);
      return;
    }
    if (!isLink && chooseImage != null) {
      Toast().showCustomHud(switchWarn(), context: context);
      return;
    }
    setState(() {
      showError = false;
      isLink = !isLink;
    });

    // clearCache();
  }

  preview() {
    Toast().showText('长按图片识别或保存', context: context);
    showDialog(
        context: context,
        barrierDismissible: false,
        barrierColor: Colors.transparent,
        useSafeArea: false,
        builder: (BuildContext context) {
          return Preview(
            memory: chooseImage,
          );
        });
  }

  Future getClipData() async {
    await Clipboard.getData(Clipboard.kTextPlain).then((value) {
      if (value != null && value.text != null) {
        setState(() {
          controller.text = value.text!;
          // strLink = value.text!;
          // controller.text = strLink;
        });
      }
    });
  }

  content() {
    return Column(
      children: [
        SizedBox(
          height: 32.px,
        ),
        if (isFirstEnter)
          Row(mainAxisAlignment: MainAxisAlignment.center, children: [
            LinkStep(step: -1, content: '', hasShadow: false),
            Container(
              width: 60.px,
              height: 8.px,
              transform: Matrix4.translationValues(-1, 0, 0),
              decoration: const BoxDecoration(
                  gradient: LinearGradient(
                      begin: Alignment.centerLeft,
                      end: Alignment.centerRight,
                      colors: [
                    Color(0xFF74747A),
                    Color(0xFF74747A),
                    kThemeColor
                  ])),
            ),
            Container(
              transform: Matrix4.translationValues(-2, 0, 0),
              child: LinkStep(step: 2, content: '添加我的第 1 个链接', hasShadow: true),
            )
          ]),
        if (isFirstEnter)
          SizedBox(
            height: 36.px,
          ),
        Container(
            width: 343.px,
            padding: EdgeInsets.all(20.px),
            margin: EdgeInsets.only(bottom: 20.px),
            decoration: BoxDecoration(
                color: const Color(0xFF2C2C2E),
                borderRadius: BorderRadius.circular(24.px)),
            child: GestureDetector(
              onTap: () {
                Get.toNamed('/choose_social', parameters: {'update': '1'})
                    ?.then((value) {
                  if (value == null) {
                    return;
                  }
                  setState(() {
                    social = value;
                    types = value['types'];
                    if (types[0] == 'LINK') {
                      isLink = true;
                    } else {
                      isLink = false;
                    }
                  });
                });
              },
              child: Row(
                children: [
                  Expanded(
                      child: Text(
                    '已选平台',
                    style: TextStyle(
                        color: kThemeColor,
                        fontSize: 16.px,
                        fontWeight: FontWeight.bold),
                  )),
                  social['logo'].length == 0
                      ? ClipRRect(
                          borderRadius: BorderRadius.circular(6.px),
                          child: SvgPicture.asset(
                            'assets/icons/other_link.svg',
                            width: 24.px,
                            height: 24.px,
                          ))
                      : WebImage(
                          url: social['logo'],
                          width: 24.px,
                          height: 24.px,
                          borderRadius: 6.px,
                        ),
                  SizedBox(
                    width: 8.px,
                  ),
                  Text(
                    social['name'],
                    style: TextStyle(
                        color: const Color(0xFFA5A5AD), fontSize: 14.px),
                  ),
                  Image.asset(
                    'assets/images/arrow_right.png',
                    width: 20.px,
                    height: 20.px,
                  )
                ],
              ),
            )),
        Container(
          width: 343.px,
          padding: EdgeInsets.only(top: 20.px, bottom: 20.px),
          margin: EdgeInsets.only(bottom: 20.px),
          decoration: BoxDecoration(
              color: const Color(0xFF2C2C2E),
              borderRadius: BorderRadius.circular(24.px)),
          child: Column(
            children: [
              Row(
                children: [
                  SizedBox(
                    width: 20.px,
                  ),
                  Expanded(
                      child: Text(
                    '链接方式',
                    style: TextStyle(
                        color: kThemeColor,
                        fontSize: 16.px,
                        fontWeight: FontWeight.bold),
                  )),
                  Container(
                    height: 28.px,
                    // width: 98.px,
                    decoration: BoxDecoration(
                        color: const Color(0xFF131314),
                        borderRadius: BorderRadius.circular(14.px)),
                    child: Row(
                      children: [
                        Container(
                          padding: EdgeInsets.only(left: 10.px, right: 10.px),
                          height: 28.px,
                          decoration: BoxDecoration(
                              color: kThemeColor,
                              borderRadius: BorderRadius.circular(14.px)),
                          child: Row(
                            children: [
                              SvgPicture.asset(
                                isLink
                                    ? 'assets/icons/link.svg'
                                    : 'assets/icons/qrcode.svg',
                                width: 16.px,
                                height: 16.px,
                                color: const Color(0xFF131314),
                              ),
                              SizedBox(
                                width: 2.px,
                              ),
                              Text(
                                isLink ? '链接' : '二维码',
                                style: TextStyle(
                                    color: const Color(0xFF131314),
                                    fontSize: 12.px),
                              )
                            ],
                          ),
                        ),
                        if (types.length > 1)
                          GestureDetector(
                            onTap: () {
                              switchType();
                            },
                            child: Container(
                              alignment: Alignment.center,
                              width: 36.px,
                              height: 28.px,
                              child: SvgPicture.asset(
                                isLink
                                    ? 'assets/icons/qrcode.svg'
                                    : 'assets/icons/link.svg',
                                width: 16.px,
                                height: 16.px,
                                color: const Color(0xFF74747A),
                              ),
                            ),
                          )
                      ],
                    ),
                  ),
                  SizedBox(
                    width: 20.px,
                  )
                ],
              ),
              SizedBox(
                height: 8.px,
              ),
              intro(),
              // SizedBox(
              //   height: 28.px,
              // ),
              SizedBox(
                height: 16.px,
              ),
              if (isLink)
                Row(
                  children: [
                    SizedBox(
                      width: 20.px,
                    ),
                    Expanded(
                      child: TextField(
                        controller: controller,
                        cursorColor: kBtnColor,
                        onChanged: (value) {
                          // setState(() {
                          //   strLink = value;
                          //   showError = false;
                          //   // keyword = value;
                          // });
                          saveCache();
                        },
                        style: TextStyle(
                            color: Colors.white,
                            fontSize: 14.px,
                            fontFamily: 'Link1'),
                        decoration: InputDecoration(
                          border: InputBorder.none,
                          hintText: '请输入链接',
                          hintStyle: TextStyle(
                              fontSize: 14.px, color: const Color(0xFF444447)),
                          counterText: "",
                        ),
                      ),
                    ),
                    if (controller.text.isEmpty)
                      GestureDetector(
                        onTap: () {
                          getClipData();
                        },
                        child: SvgPicture.asset(
                          'assets/icons/copy_link.svg',
                          width: 24.px,
                          height: 24.px,
                          color: kBtnColor,
                        ),
                      ),
                    SizedBox(
                      width: 20.px,
                    ),
                  ],
                ),
              if (!isLink)
                Stack(
                  children: [
                    DottedBorder(
                        color: const Color(0xFF444447),
                        borderType: BorderType.RRect,
                        radius: Radius.circular(16.px),
                        child: ClipRRect(
                          borderRadius: BorderRadius.circular(16.px),
                          child: Container(
                            width: 303.px,
                            alignment: Alignment.center,
                            padding: EdgeInsets.only(top: 12.px, bottom: 12.px),
                            child: chooseImage != null
                                ? GestureDetector(
                                    onTap: () {
                                      preview();
                                    },
                                    child: Image.memory(
                                      chooseImage!,
                                      height: 120.px,
                                    ),
                                  )
                                : UploadFile(
                                    // width: 120.px,
                                    // height: 120.px,
                                    child: SvgPicture.asset(
                                      'assets/icons/upload_qrcode.svg',
                                      width: 120.px,
                                      height: 120.px,
                                    ),
                                    callback: (Uint8List file) {
                                      setState(() {
                                        chooseImage = file;
                                        showError = false;
                                      });
                                      uploadImg();
                                    },
                                  ),
                          ),
                        )),
                    if (chooseImage != null)
                      Positioned(
                          right: 12.px,
                          top: 12.px,
                          child: UploadFile(
                            // width: 68.px,
                            // height: 28.px,
                            child: Container(
                                width: 68.px,
                                height: 28.px,
                                alignment: Alignment.center,
                                decoration: BoxDecoration(
                                    borderRadius: BorderRadius.circular(14.px),
                                    color: const Color(0xBF131314)),
                                child: Text(
                                  '重新上传',
                                  style: TextStyle(
                                      color: kBtnColor, fontSize: 12.px),
                                )),
                            callback: (Uint8List file) {
                              setState(() {
                                chooseImage = file;
                                showError = false;
                              });
                              uploadImg();
                            },
                          ))

                    // GestureDetector(
                    //   onTap: () {
                    //     chooseFile();
                    //   },
                    //   child: Container(
                    //       width: 68.px,
                    //       height: 28.px,
                    //       alignment: Alignment.center,
                    //       decoration: BoxDecoration(
                    //           borderRadius: BorderRadius.circular(14.px),
                    //           color: const Color(0xBF131314)),
                    //       child: Text(
                    //         '重新上传',
                    //         style: TextStyle(
                    //             color: kBtnColor, fontSize: 12.px),
                    //       )),
                    // ))
                  ],
                ),
            ],
          ),
        ),
        if ((isLink && controller.text.isNotEmpty) ||
            (!isLink && chooseImage != null))
          Container(
              width: 343.px,
              padding: EdgeInsets.all(20.px),
              margin: EdgeInsets.only(bottom: 20.px),
              decoration: BoxDecoration(
                  color: const Color(0xFF2C2C2E),
                  borderRadius: BorderRadius.circular(24.px)),
              child: Column(
                mainAxisAlignment: MainAxisAlignment.start,
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text(
                    '标题',
                    style: TextStyle(
                        color: kThemeColor,
                        fontWeight: FontWeight.bold,
                        fontSize: 16.px,
                        height: 1.75),
                  ),
                  SizedBox(
                    height: 8.px,
                  ),
                  SelectableText(
                    '填写在我该平台上的用户名，不填将展示平台名称，如：',
                    style: TextStyle(
                        color: const Color(0xFFA5A5AD),
                        fontSize: 12.px,
                        height: 1.5),
                  ),
                  SizedBox(
                    height: 16.px,
                  ),
                  TextField(
                    cursorColor: kBtnColor,
                    controller: titleController,
                    onChanged: (value) {
                      saveCache();
                    },
                    style: TextStyle(color: Colors.white, fontSize: 14.px),
                    decoration: InputDecoration(
                      border: InputBorder.none,
                      hintText: social['url_example'],
                      hintStyle: TextStyle(
                          fontSize: 14.px, color: const Color(0xFF444447)),
                      counterText: "",
                    ),
                  ),
                  Container(
                    height: 1.px,
                    color: const Color(0xFF444447),
                    margin: EdgeInsets.only(top: 18.px, bottom: 18.px),
                  ),
                  Text(
                    '描述',
                    style: TextStyle(
                        color: kThemeColor,
                        fontWeight: FontWeight.bold,
                        fontSize: 16.px,
                        height: 1.75),
                  ),
                  SizedBox(
                    height: 8.px,
                  ),
                  Text(
                    '对以上内容的补充描述，如：',
                    style: TextStyle(
                        color: const Color(0xFFA5A5AD),
                        fontSize: 12.px,
                        height: 1.5),
                  ),
                  SizedBox(
                    height: 16.px,
                  ),
                  TextField(
                    cursorColor: kBtnColor,
                    controller: descController,
                    onChanged: (value) {
                      saveCache();
                    },
                    style: TextStyle(color: Colors.white, fontSize: 14.px),
                    decoration: InputDecoration(
                      border: InputBorder.none,
                      hintText: social['description_example'],
                      hintStyle: TextStyle(
                          fontSize: 14.px, color: const Color(0xFF444447)),
                      counterText: "",
                    ),
                  ),
                ],
              )),
        SizedBox(
          height: 162.px,
        )
      ],
    );
  }

  @override
  Widget build(BuildContext context) {
    SizeFit.initialize(context);
    return Stack(children: [
      Positioned(
          left: 0,
          top: 0,
          right: 0,
          height: MediaQuery.of(context).size.height,
          // bottom: 0,
          child: Padding(
              padding: EdgeInsets.only(
                  bottom: MediaQuery.of(context).viewInsets.bottom),
              child: SingleChildScrollView(
                // physics: const NeverScrollableScrollPhysics(),
                controller: scrollController,
                child: AvoidKeyboard(child: content()),
              ))),
      Positioned(
          left: 0,
          right: 0,
          bottom: 0,
          child: Container(
            height: isFirstEnter ? 162.px : 140.px,
            decoration: const BoxDecoration(
                gradient: LinearGradient(
                    begin: Alignment.topCenter,
                    end: Alignment.bottomCenter,
                    colors: [
                  Color(0x00131314),
                  Color(0xFF131314),
                  Color(0xFF131314),
                ])),
            child: Column(
              children: [
                SizedBox(
                  height: 36.px,
                ),
                LinkButton(
                    title: '完成',
                    disable: false,
                    isBlack: false,
                    callback: () {
                      checkData();
                    }),
                SizedBox(
                  height: 30.px,
                ),
                if (isFirstEnter)
                  GestureDetector(
                    child: Text(
                      '稍后添加',
                      style: TextStyle(
                          color: const Color(0xFF74747A), fontSize: 14.px),
                    ),
                  )
              ],
            ),
          ))
    ]);
  }
}