import 'dart:io';

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:huixiang/generated/l10n.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:huixiang/utils/bridge.dart';
import 'package:huixiang/utils/font_weight.dart';
import 'package:huixiang/view_widget/my_appbar.dart';
import 'package:huixiang/view_widget/update_dialog.dart';
import 'package:package_info/package_info.dart';

class AboutPage extends StatefulWidget {
  @override
  State<StatefulWidget> createState() {
    return _AboutPage();
  }
}

class _AboutPage extends State<AboutPage> {
  String version = "1.0.0";

  @override
  void initState() {
    super.initState();

    PackageInfo.fromPlatform().then((PackageInfo packageInfo) {
      version = packageInfo.version;
      setState(() {});
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: MyAppBar(
        title: S.of(context).guanyu,
        titleColor: Colors.black,
        background: Color(0xFFF7F7F7),
        leadingColor: Colors.black,
      ),
      body: Stack(
        children: [
          Container(
            decoration: new BoxDecoration(
              border: Border(
                  bottom: BorderSide(color: Color(0xffF7F7F7), width: 0.0)),
              color: Color(0xffF7F7F7),
            ),
            padding: EdgeInsets.only(top: 25.h),
            alignment: Alignment.center,
            child: Column(
              children: [
                Image.asset(
                  "assets/image/icon_about_logo.png",
                  width: 130,
                  height: 130,
                ),
                Padding(
                  padding: EdgeInsets.only(top: 32.h, bottom: 5.h),
                  child: Text(
                    S.of(context).yixinhuixiang,
                    style: TextStyle(
                      fontSize: 30.sp,
                      color: Color(0xff32A060),
                    ),
                  ),
                ),
                Text(
                  S.of(context).guojiankangyoujishenghuo,
                  style: TextStyle(
                    fontSize: 16.sp,
                      fontWeight: MyFontWeight.regular,
                    color: Color(0xffB2B2B2),
                  ),
                ),
                SizedBox(
                  height: 20.h,
                ),
                settingItem(
                  S.of(context).dangqianbanben,
                  S.of(context).banben(version),
                ),
                textItem(S.of(context).tebieshengming),
                InkWell(
                  onTap: () {
                    Navigator.of(context)
                        .pushNamed('/router/help_feedback_page');
                    // showAlertDialog(version);
                  },
                  child: textItem(S.of(context).shiyongbangzhu),
                ),
                if (!Platform.isAndroid)
                  GestureDetector(
                    child: settingSingleItem(S.of(context).geiwopingfen),
                    onTap: () {
                      Bridge.toAppStore().then((value) {
                        if (Platform.isAndroid && value == "0") {
                          SmartDialog.showToast("手机没有安装应用市场app",
                              alignment: Alignment.center);
                        }
                      });
                    },
                  ),
                GestureDetector(
                  child: settingSingleItem(S.of(context).yinsishengming),
                  onTap: () {
                    Navigator.of(context).pushNamed('/router/treaty_page');
                  },
                ),
                Padding(
                  padding: EdgeInsets.only(left: 20.w, right: 20.w),
                  child: Divider(
                    height: 10.0.h,
                    indent: 0.0,
                    color: Colors.grey,
                  ),
                ),
              ],
            ),
          ),
          Container(
            margin: EdgeInsets.only(bottom: 23.h),
            alignment: Alignment.bottomCenter,
            child: Column(
              mainAxisAlignment: MainAxisAlignment.end,
              crossAxisAlignment: CrossAxisAlignment.center,
              children: [
                Text(
                  "Copyright©2021",
                  overflow: TextOverflow.ellipsis,
                  style: TextStyle(
                    color: Colors.black,
                    fontSize: 12.sp,
                    fontWeight: MyFontWeight.medium,
                  ),
                ),
                SizedBox(
                  height: 10.h,
                ),
                Align(
                  alignment: Alignment.center,
                  child: Text(
                    "知理知己(武汉)文化科技有限公司\n版权所有",
                    overflow: TextOverflow.ellipsis,
                    maxLines: 2,
                    textAlign: TextAlign.center,
                    style: TextStyle(
                      color: Colors.black,
                      fontSize: 12.sp,
                      fontWeight: MyFontWeight.medium,
                    ),
                  ),
                ),
              ],
            ),
          ),
        ],
      ),
    );
  }

  Widget settingSingleItem(right) {
    return Container(
      margin: EdgeInsets.fromLTRB(16, 0, 16, 0),
      child: Column(
        children: [
          Divider(
            height: 10.0.h,
            indent: 0.0,
            color: Colors.grey,
          ),
          Padding(
              padding: EdgeInsets.only(top: 15.h, bottom: 15.h),
              child: Row(
                children: [
                  Expanded(
                    child: Text(
                      right,
                      style: TextStyle(
                        fontSize: 16.sp,
                        color: Color(0xFF353535),
                        fontWeight: MyFontWeight.medium,
                      ),
                    ),
                  ),
                  SizedBox(
                    width: 16.w,
                  ),
                  Icon(
                    Icons.keyboard_arrow_right,
                    size: 24,
                  ),
                ],
              )),
        ],
      ),
    );
  }

  Widget settingItem(left, right) {
    return Container(
      margin: EdgeInsets.fromLTRB(16, 0, 16, 0),
      child: Column(
        children: [
          Divider(
            height: 10.0.h,
            indent: 0.0,
            color: Colors.grey,
          ),
          Padding(
              padding: EdgeInsets.only(top: 15.h, bottom: 15.h),
              child: Row(
                children: [
                  Expanded(
                    child: Text(
                      left,
                      style: TextStyle(
                          fontWeight: MyFontWeight.medium,
                        fontSize: 16.sp,
                        color: Color(0xFF353535),
                      ),
                    ),
                    flex: 1,
                  ),
                  Text(
                    right,
                    style: TextStyle(
                      fontSize: 16.sp,
                        fontWeight: MyFontWeight.regular,
                      color: Color(0xFF727272),
                    ),
                  ),
                ],
              )),
        ],
      ),
    );
  }

  Widget textItem(text) {
    return Container(
      width: double.infinity,
      // padding: EdgeInsets.fromLTRB(20, 16, 20, 16),
      margin: EdgeInsets.fromLTRB(16.w, 0.h, 16.w, 0.h),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Divider(
            height: 10.0.h,
            indent: 0.0,
            color: Colors.grey,
          ),
          Padding(
            padding: EdgeInsets.only(top: 15.h, bottom: 15.h),
            child: Text(
              text,
              style: TextStyle(
                  fontWeight: MyFontWeight.medium,
                fontSize: 16.sp,
                color: Color(0xFF353535),
              ),
            ),
          ),
        ],
      ),
    );
  }

  ///app更新弹窗
  showAlertDialog(version) {
    //显示对话框
    showDialog(
      context: context,
      builder: (BuildContext context) {
        return UpdateDialog(version);
      },
    );
  }
}