import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:huixiang/generated/l10n.dart';
import 'package:huixiang/utils/font_weight.dart';
import 'package:huixiang/view_widget/border_text.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';

class GuidePage extends StatefulWidget {
  @override
  State<StatefulWidget> createState() {
    return _GuidePage();
  }
}

class _GuidePage extends State<GuidePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: PageView(
        scrollDirection: Axis.horizontal,
        reverse: false,
        controller: PageController(
          initialPage: 0,
          viewportFraction: 1,
          keepPage: true,
        ),
        physics: BouncingScrollPhysics(),
        pageSnapping: true,
        onPageChanged: (index) {
          //监听事件
          print('index=====$index');
        },
        children: <Widget>[
          Container(
            alignment: Alignment.center,
            color: Colors.white,
            child: Center(
              child: Container(
                margin: EdgeInsets.only(top: 120.h, left: 19.w, right: 19.w),
                child: Stack(
                  children: [
                    Column(
                      children: [
                        Align(
                          alignment: Alignment.center,
                          child: Image.asset(
                            "assets/image/icon_guide_1.png",
                            // height: 307,
                          ),
                        ),
                        SizedBox(
                          height: 66.h,
                        ),
                        Container(
                          alignment: Alignment.center,
                          child: Text(
                            S.of(context).yindaoye1,
                            overflow: TextOverflow.ellipsis,
                            style: TextStyle(
                              fontSize: 24.sp,
                              fontWeight: MyFontWeight.semi_bold,
                              color: Color(0XFF32A060),
                            ),
                          ),
                        ),
                        SizedBox(
                          height: 23.h,
                        ),
                        Padding(
                          padding: EdgeInsets.only(left: 19.w, right: 19.w),
                          child: Text(
                            S.of(context).yindao1,
                            textAlign: TextAlign.center,
                            style: TextStyle(
                              fontSize: 16.sp,
                              height: 1.5.h,
                              fontWeight: MyFontWeight.medium,
                              color: Color(0XFF727272),
                            ),
                          ),
                        ),
                      ],
                    ),
                    Container(
                      alignment: Alignment.bottomCenter,
                      child: Row(
                        mainAxisAlignment: MainAxisAlignment.center,
                        crossAxisAlignment: CrossAxisAlignment.center,
                        children: [
                          Text(
                            "●",
                            style:
                                TextStyle(fontSize: 8.sp, color: Colors.black),
                          ),
                          SizedBox(
                            width: 10.w,
                          ),
                          Text(
                            "●",
                            style: TextStyle(
                                fontSize: 8.sp, color: Color(0xffB2B2B2)),
                          ),
                          SizedBox(
                            width: 10.w,
                          ),
                          Text(
                            "●",
                            style: TextStyle(
                                fontSize: 8.sp, color: Color(0xffB2B2B2)),
                          ),
                          SizedBox(
                            height: 108.h,
                          ),
                        ],
                      ),
                    ),
                  ],
                ),
              ),
            ),
          ),
          Container(
            alignment: Alignment.center,
            color: Colors.white,
            child: Center(
              child: Container(
                margin: EdgeInsets.only(top: 120.h, left: 19.w, right: 19.w),
                child: Stack(
                  children: [
                    Column(
                      children: [
                        Align(
                          alignment: Alignment.center,
                          child: Image.asset(
                            "assets/image/icon_guide_2.png",
                            // height: 307,
                          ),
                        ),
                        SizedBox(
                          height: 66.h,
                        ),
                        Container(
                          alignment: Alignment.center,
                          child: Text(
                            S.of(context).yindaoye2,
                            overflow: TextOverflow.ellipsis,
                            style: TextStyle(
                              fontSize: 24.sp,
                              fontWeight: MyFontWeight.semi_bold,
                              color: Color(0XFF32A060),
                            ),
                          ),
                        ),
                        SizedBox(
                          height: 23.h,
                        ),
                        Padding(
                          padding: EdgeInsets.only(left: 19.w, right: 19.w),
                          child: Text(
                            S.of(context).yindao2,
                            textAlign: TextAlign.center,
                            style: TextStyle(
                                fontSize: 16.sp,
                                height: 1.5.h,
                                fontWeight: MyFontWeight.medium,
                                color: Color(0XFF727272)),
                          ),
                        ),
                      ],
                    ),
                    Container(
                      alignment: Alignment.bottomCenter,
                      child: Row(
                        mainAxisAlignment: MainAxisAlignment.center,
                        crossAxisAlignment: CrossAxisAlignment.center,
                        children: [
                          Text(
                            "●",
                            style: TextStyle(
                                fontSize: 8.sp, color: Color(0xffB2B2B2)),
                          ),
                          SizedBox(
                            width: 10.w,
                          ),
                          Text(
                            "●",
                            style:
                                TextStyle(fontSize: 8.sp, color: Colors.black),
                          ),
                          SizedBox(
                            width: 10.w,
                          ),
                          Text(
                            "●",
                            style: TextStyle(
                                fontSize: 8.sp, color: Color(0xffB2B2B2)),
                          ),
                          SizedBox(
                            height: 108.h,
                          ),
                        ],
                      ),
                    ),
                  ],
                ),
              ),
            ),
          ),
          Container(
            alignment: Alignment.center,
            color: Colors.white,
            child: Center(
              child: Container(
                margin: EdgeInsets.only(top: 120.h, left: 19.w, right: 19.w),
                child: Stack(
                  children: [
                    Column(
                      children: [
                        Align(
                          alignment: Alignment.center,
                          child: Image.asset(
                            "assets/image/icon_guide_3.png",
                            // height: 307,
                          ),
                        ),
                        SizedBox(
                          height: 66.h,
                        ),
                        Container(
                          alignment: Alignment.center,
                          child: Text(
                            S.of(context).yindaoye3,
                            overflow: TextOverflow.ellipsis,
                            style: TextStyle(
                              fontSize: 24.sp,
                              fontWeight: MyFontWeight.semi_bold,
                              color: Color(0XFF32A060),
                            ),
                          ),
                        ),
                        SizedBox(
                          height: 23.h,
                        ),
                        Padding(
                          padding: EdgeInsets.only(left: 19.w, right: 19.w),
                          child: Text(
                            S.of(context).yindao3,
                            textAlign: TextAlign.center,
                            style: TextStyle(
                                fontSize: 16.sp,
                                height: 1.5.h,
                                fontWeight: MyFontWeight.medium,
                                color: Color(0XFF727272)),
                          ),
                        ),
                      ],
                    ),
                    Container(
                      alignment: Alignment.bottomCenter,
                      child: Row(
                        mainAxisAlignment: MainAxisAlignment.center,
                        crossAxisAlignment: CrossAxisAlignment.center,
                        children: [
                          Text(
                            "●",
                            style: TextStyle(
                                fontSize: 8.sp, color: Color(0xffB2B2B2)),
                          ),
                          SizedBox(
                            width: 10.w,
                          ),
                          Text(
                            "●",
                            style: TextStyle(
                                fontSize: 8.sp, color: Color(0xffB2B2B2)),
                          ),
                          SizedBox(
                            width: 10.w,
                          ),
                          Text(
                            "●",
                            style:
                                TextStyle(fontSize: 8.sp, color: Colors.black),
                          ),
                          SizedBox(
                            height: 108.h,
                          ),
                        ],
                      ),
                    ),
                  ],
                ),
              ),
            ),
          ),
          Container(
            alignment: Alignment.center,
            color: Colors.white,
            child: Center(
              child: Container(
                child: Stack(
                  children: [
                    Column(
                      children: [
                        Image.asset(
                          "assets/image/icon_guide_4.png",
                          width: double.infinity,
                          fit: BoxFit.fill,
                        ),
                        SizedBox(
                          height: 66.h,
                        ),
                        Container(
                          alignment: Alignment.center,
                          child: Text(
                            S.of(context).yindaoye4,
                            overflow: TextOverflow.ellipsis,
                            style: TextStyle(
                                fontSize: 24.sp,
                                fontWeight: MyFontWeight.semi_bold,
                                color: Color(0XFF32A060)),
                          ),
                        ),
                        SizedBox(
                          height: 23.h,
                        ),
                        Padding(
                          padding: EdgeInsets.only(left: 52.w, right: 52.w),
                          child: Text(
                            S.of(context).yindao4,
                            textAlign: TextAlign.center,
                            style: TextStyle(
                                fontSize: 16.sp,
                                height: 1.5.h,
                                fontWeight: MyFontWeight.medium,
                                color: Color(0XFF727272)),
                          ),
                        ),
                      ],
                    ),
                    Align(
                      alignment: Alignment.bottomCenter,
                      child: GestureDetector(
                        onTap: () {
                          toNext();
                        },
                        child: Container(
                          height: 50.h,
                          margin: EdgeInsets.only(
                              left: 71.w, right: 71.w, bottom: 55.h),
                          alignment: Alignment.center,
                          child: BorderText(
                            padding: EdgeInsets.all(5),
                            text: S.of(context).lijitiyan,
                            fontSize: 20.sp,
                            fontWeight: MyFontWeight.regular,
                            textColor: Color(0xFF32A060),
                            borderColor: Color(0xFF32A060),
                            borderWidth: 1.w,
                            radius: 26.5,
                          ),
                        ),
                      ),
                    ),
                  ],
                ),
              ),
            ),
          )
        ],
      ),
    );
  }

  toNext() {
    SharedPreferences.getInstance().then((value) {
      value.setBool("isFirst", false);
      String token = value.getString("token");
      if (token == null || token == "") {
        Navigator.of(context).popAndPushNamed('/router/login_page');
      } else {
        Navigator.of(context).popAndPushNamed('/router/main_page');
      }
    });
  }
}