import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import 'package:star_lock/app_settings/app_settings.dart';

typedef SelectDateCallback(DateTime dateTime);
class CheckingInListSeletMonthPage extends StatefulWidget {
  int selectYear;
  int selectMonth;
  SelectDateCallback? selectAction;
  CheckingInListSeletMonthPage({required this.selectYear, required this.selectMonth, required this.selectAction, Key? key}) : super(key: key);

  @override
  State<CheckingInListSeletMonthPage> createState() => _CheckingInListSeletMonthPageState();
}

class _CheckingInListSeletMonthPageState extends State<CheckingInListSeletMonthPage> {

  @override
  Widget build(BuildContext context) {
    // AppLog.log('selectYear:${widget.selectYear} selectMonth:${widget.selectMonth}');
    return Dialog(
      // insetPadding: EdgeInsets.all(10), //距离
      shape: RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(10.w))), //形状
      backgroundColor: Colors.white,
      clipBehavior: Clip.antiAlias, //强制裁剪
      elevation: 10,
      child: SizedBox(
        //需要在内部限制下高度和宽度才能更好的显示
        height: 270.h,
        width: 1.sw - 20.w,
        child: Column(
          children: <Widget>[
            SizedBox(height: 10.h),
            SizedBox(
              height: 80.h,
              child: Row(
                  mainAxisAlignment: MainAxisAlignment.center,
                  children: <Widget>[
                    GestureDetector(
                      onTap:(){
                        setState(() {
                          widget.selectYear--;
                        });
                      },
                      child: Image(width: 50.w, height: 40.w, image: const AssetImage('images/icon_left_black.png'),),
                    ),
                    SizedBox(width: 50.w,),
                    Text('${widget.selectYear}', style: TextStyle(fontSize: 30.sp, color: Colors.black, fontWeight: FontWeight.w500)),
                    SizedBox(width: 50.w),
                    GestureDetector(
                      onTap: (){
                        setState(() {
                          widget.selectYear++;
                        });
                      },
                      child: Image(width: 50.w, height: 40.w, image: const AssetImage('images/icon_right_black.png')),
                    ),
                  ]
              ),
            ),
            SizedBox(height: 10.h),
            Container(
              // padding: EdgeInsets.only(left: 20.w, right: 20.w),
              child: Expanded(
                child: Padding(
                  padding: EdgeInsets.only(left: 10.w, right: 10.w),
                  child: GridView.builder(
                    gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
                      crossAxisCount: 6,
                      // crossAxisSpacing: 5.w,
                      // mainAxisSpacing: 5.h,
                      // childAspectRatio: 1.0,
                    ),
                    itemCount: 12,
                    itemBuilder: (BuildContext context, int index) {
                      return GestureDetector(
                        onTap: isFutureMonth(widget.selectYear, index + 1) ? null : (){
                          setState(() {
                            Get.back();
                            widget.selectMonth = index + 1;
                            final DateTime selectedDate = DateTime(widget.selectYear, widget.selectMonth, 1);
                            widget.selectAction!(selectedDate);
                          });
                        },
                        child: Container(
                          width: 60.w,
                          height: 60.w,
                          alignment: Alignment.center,
                          decoration: BoxDecoration(
                            color: index+1 == widget.selectMonth ? Colors.blue : null,
                            // color: Colors.blue,
                            borderRadius: BorderRadius.circular(40.w),
                          ),
                          child: Text(getMonthTr(index + 1), style: TextStyle(fontSize: 24.sp, color: isFutureMonth(widget.selectYear, index + 1) ? Colors.grey : (index+1 == widget.selectMonth ? Colors.white : Colors.black)),
                        ),
                      ));
                    },
                  ),
                ),
              ),),
          ],
        )
        ),
    );
  }

  bool isFutureMonth(int year, int month) {
    final DateTime now = DateTime.now();
    if (year > now.year || (year == now.year && month > now.month)) {
      return true;
    }
    return false;
  }

  String getMonthTr(int index){
    switch (index) {
      case 1:
        return '1月'.tr;
      case 2:
        return '2月'.tr;
      case 3:
        return '3月'.tr;
      case 4:
        return '4月'.tr;
      case 5:
        return '5月'.tr;
      case 6:
        return '6月'.tr;
      case 7:
        return '7月'.tr;
      case 8:
        return '8月'.tr;
      case 9:
        return '9月'.tr;
      case 10:
        return '10月'.tr;
      case 11:
        return '11月'.tr;
      case 12:
        return '12月'.tr;
      default:
        return '';
    }
  }

}