import 'package:flutter/cupertino.dart';

import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:one_key/res/colors.dart';

import 'change_nongli_yangli.dart';

typedef CustomCallBack = void Function(Object object);
List updateDay(bool gongli, String year, String month) {
  if (gongli) {
// 公历// 截取天数

    // print('widget.sYear ==== ${sYear}');

    // print('widget.sMonth ==== ${sMonth}');

    // print('widget.sDay ==== ${sDay}');

    int count = getYangliDay(int.parse(year), int.parse(month));

    print('count---$count');

    List yday = [];

    for (int m = 1; m < count + 1; m++) {
      yday.add('$m');
    }
    return yday;
  } else {
    int count = getNongliDay(int.parse(year), int.parse(month));

    print('农历天数count---$count');

    List yday = [];

    for (int m = 1; m < count + 1; m++) {
      yday.add('$m');
    }

    // int count = getNongliDay(int.parse(year), int.parse(month));

    // print('农历的天数==${count}');

    // List old = yday;

    // List newDay = old.sublist(0, count);

    // print(old);

    // print(newDay);

    // yday = newDay;
    return yday;
  }
}

void incrementCounterMonth(
  context,
  bool gongli,
  String year,
  String month,
  CustomCallBack callBack,
) {
  showDialog(
    barrierDismissible: true,
    context: context,
    builder: (context) {
// 用Scaffold返回显示的内容，能跟随主题

      return GestureDetector(
          onTap: () {
            Navigator.pop(context);
          },
          child: Scaffold(
              backgroundColor: Colors.transparent, // 设置透明背影

              body: Stack(children: <Widget>[
                PickBodyMonth(
                    gongli: gongli,
                    callBack: callBack,
                    year: year,
                    month: month)
              ])));
    },
  );
}

class PickBodyMonth extends StatefulWidget {
  final bool gongli;
  final CustomCallBack callBack;
  final String year;
  final String month;
  PickBodyMonth({Key key, this.gongli, this.callBack, this.month, this.year})
      : super(key: key);
  @override
  _PickBodyMonthState createState() => _PickBodyMonthState();
}

class _PickBodyMonthState extends State<PickBodyMonth> {
  String sYear = "2000";

  String sMonth = '6';

  List month = [], yMonth = [];

  List nMonth = ['正', '二', '三', '四', '五', '六', '七', '八', '九', '十', '冬', '腊'];

  FixedExtentScrollController monthController =
      new FixedExtentScrollController(initialItem: 5);

  @override
  void initState() {
// TODO: implement initState

    super.initState();

// 获取当天的日期，年份默认选择的是2000年,月份默认是6月，日期默认是15日，时间默认是不详
    monthController = new FixedExtentScrollController(
        initialItem: int.parse(widget.month) - 1);
    // DateTime today = DateTime.now();
    sMonth = widget.month;
// 请空之前的数据

    yMonth = [];

    for (int m = 1; m < 13; m++) {
      yMonth.add('$m');
    }

// 获取默认年份和月份之下的天数

    // updateDay();
  }

  @override
  Widget build(BuildContext context) {
// 切换农历和阳历的时候更换月份和天的称呼

    if (widget.gongli) {
      month = yMonth;
    } else {
      month = nMonth;
    }

    return Positioned(
        left: 0,
        right: 0,
        bottom: 0,
        child: Container(
            // height: 300,
            decoration: BoxDecoration(color: Colors.white),

// padding: EdgeInsets.all(10),

            child: Column(children: <Widget>[
              Container(
                  // padding: EdgeInsets.symmetric(hori ScreenUtil().setWidth(30)),
                  decoration: BoxDecoration(
                      border: Border(
                          bottom: BorderSide(
                              width: ScreenUtil().setWidth(1),
                              color: MyColours.color_E0E0E0))),
                  child: Row(
                    mainAxisAlignment: MainAxisAlignment.spaceBetween,
                    children: <Widget>[
                      Expanded(
                          flex: 1,
                          child: GestureDetector(
                            child: Container(
                                color: Colors.white,
                                padding: EdgeInsets.symmetric(
                                    horizontal: ScreenUtil().setWidth(40)),
                                alignment: Alignment.centerLeft,
                                height: ScreenUtil().setWidth(90),
                                child: Text('取消',
                                    style: TextStyle(
                                        color: MyColours.color_333333))),
                            onTap: () {
                              print('关闭弹框');

                              Navigator.pop(context);
                            },
                          )),
                      Expanded(
                          flex: 1,
                          child: GestureDetector(
                            child: Container(
                              color: Colors.white,
                              padding: EdgeInsets.symmetric(
                                  horizontal: ScreenUtil().setWidth(40)),
                              alignment: Alignment.centerRight,
                              height: ScreenUtil().setWidth(90),
                              child: Text('确定',
                                  style:
                                      TextStyle(color: MyColours.color_199095)),
                            ),
                            onTap: () {
                              print('确定 关闭弹框');

                              print(sMonth);

                              // print(sMonth);

                              // print(sDay);

                              // print(sTime);
                              widget.callBack(sMonth);
                              Navigator.pop(context);
                            },
                          )),
                    ],
                  )),
              Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: <Widget>[
//                     Expanded(
//                         flex: 1,
//                         child: Container(
//                             height: 200,
//                             child: CupertinoPicker(
//                               useMagnifier: true,

//                               magnification: 1.2,

//                               squeeze: 1,

//                               diameterRatio: 1.5,

//                               looping: false,

//                               backgroundColor: Colors.transparent, //选择器背景色

//                               itemExtent: 35, //item的高度

//                               onSelectedItemChanged: (index) {
//                                 print('index === $index');

//                                 int selectYear = 1980 + index;

// // 更改年的时候，查询选中的年和月的天数

//                                 print("选中年 = ${selectYear}");

//                                 setState(() {
//                                   sYear = '$selectYear';

// // 更换年的时候检测是阳历还是农历

//                                   updateDay();

// // monthController.jumpToItem(3);
//                                 });
//                               },

//                               scrollController: yearController,

//                               children: XZItem(year, '年'),
//                             ))),
                    Expanded(
                        flex: 1,
                        child: Container(
                            height: ScreenUtil().setWidth(360),
                            child: CupertinoPicker(
                              useMagnifier: true,

                              magnification: 1.3,

                              squeeze: 1,

                              diameterRatio: 1.5,

                              looping: false,

                              backgroundColor: Colors.transparent, //选择器背景色

                              itemExtent: ScreenUtil().setWidth(70), //item的高度
                              selectionOverlay: SizedBox(),

                              onSelectedItemChanged: (index) {
//选中item的位置索引

                                print("月index = $index}");

                                setState(() {
                                  sMonth = '${index + 1}';
                                });

                                sMonth = '${index + 1}';

                                // updateDay();
                              },

                              scrollController: monthController,

                              children: XZItem(month, '月'),
                            ))),
//                     Expanded(
//                         flex: 1,
//                         child: Container(
//                             height: 200,
//                             child: CupertinoPicker(
//                               useMagnifier: true,

//                               magnification: 1.2,

//                               squeeze: 1,

//                               diameterRatio: 1.5,

//                               looping: false,

//                               backgroundColor: Colors.transparent, //选择器背景色

//                               itemExtent: 35, //item的高度

//                               onSelectedItemChanged: (index) {
// //选中item的位置索引

//                                 print("日index = $index}");

//                                 setState(() {
//                                   sDay = '${index + 1}';
//                                 });

//                                 sDay = '${index + 1}';
//                               },

//                               scrollController: dayController,

//                               children: XZItem(day, '日'),
//                             ))),
//                     Expanded(
//                         flex: 1,
//                         child: Container(
//                             height: 200,
//                             child: CupertinoPicker(
//                               useMagnifier: true,

//                               magnification: 1.2,

//                               squeeze: 1,

//                               diameterRatio: 1.5,

//                               looping: false,

//                               backgroundColor: Colors.transparent, //选择器背景色

//                               itemExtent: 35, //item的高度

//                               onSelectedItemChanged: (index) {
// //选中item的位置索引

//                                 print("index = $index}");

//                                 setState(() {
//                                   if (index == 0) {
//                                     sTime = '24';
//                                   } else {
//                                     sTime = '${index - 1}';
//                                   }
//                                 });
//                               },

//                               scrollController: timeController,

//                               children: XZItem(time, ''),
//                             ))),
                  ])
            ])));
  }

//   updateDay() {
//     if (widget.gongli) {
// // 公历// 截取天数

//       print('widget.sYear ==== ${sYear}');

//       print('widget.sMonth ==== ${sMonth}');

//       print('widget.sDay ==== ${sDay}');

//       int count = getYangliDay(int.parse(sYear), int.parse(sMonth));

//       print('count---$count');

//       yday = [];

//       for (int m = 1; m < count + 1; m++) {
//         yday.add('$m');
//       }
//     } else {
//       int count = getNongliDay(int.parse(sYear), int.parse(sMonth));

//       print('农历的天数==${count}');

//       List old = day;

//       List newDay = old.sublist(0, count);

//       print(old);

//       print(newDay);

//       day = newDay;
//     }
//   }

  List<Widget> XZItem(_data, type) {
    List<Widget> list = new List();

    for (var i = 0; i < _data.length; i++) {
      list.add(Text('${_data[i]}$type',
          style: TextStyle(color: Colors.black, fontSize: 14)));
    }

    return list;
  }
}