/*
 * @Author: XianKaiQun
 * @Date: 2020-08-25 16:49:31
 * @LastEditors  : WuWei
 * @LastEditTime : 2023-11-27 15:28:53
 * @Description: 
 */

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:wisdom_cli/new/utils/month_picker/season_picker.dart';

import 'package:wisdom_cli/wisdom_cli.dart';
import 'month_picker/date_period.dart';
import 'month_picker/month_picker.dart';
import 'month_picker/styles/date_picker_styles.dart';
import 'month_picker/week_picker.dart';
import 'month_picker/year_picker.dart';

class WPickerUtil {
  WPickerUtil._();

  ///单选
  static Future<T?> single<T extends WPickerEntity>(
    BuildContext context, {
    Widget? title,
    required WSinglePickerGetData<T> getData,
    T? initialValue,
    // List selectValue,
    bool? isSearch,
  }) {
    List<T> _value = [];

    bool _isSearch = isSearch ?? false;

    if (initialValue != null) {
      _value = List.of([initialValue]);
    }
    // if (selectValue != null) {
    //   _value = selectValue;
    // }

    void onChanged(List<T>? value, bool isTap) {
      _value = value!;
      if (isTap) Navigator.pop(context, _value[0]);
    }

    return WBottomModalUtil.show<T>(
      context,
      title: title,
      plain: true,
      body: WPicker<T>(
        multiple: false,
        initialValue: _value,
        getData: getData,
        onChanged: onChanged,
        isSearch: _isSearch,
      ),
      bodyConstraints: _isSearch
          ? BoxConstraints(
              maxHeight: 450,
              minHeight: 450,
            )
          : BoxConstraints(
              maxHeight: 350,
              minHeight: 250,
            ),
    );
  }

  ///多选
  static Future<List<T>?> multiple<T extends WPickerEntity>(
    BuildContext context, {
    Widget? title,
    required WSinglePickerGetData<T>? getData,
    List<T>? initialValue = const [],
    bool? isSearch = false,
  }) {
    List<T> _value = List.of(initialValue ?? []);
    void onCancel(context) => Navigator.pop(context);
    void onConfirm(context) {
      Navigator.pop(context, _value);
    }

    bool _isSearch = isSearch ?? false;

    return WBottomModalUtil.show<List<T>?>(
      context,
      title: title,
      plain: false,
      onCancel: onCancel,
      onConfirm: onConfirm,
      body: WPicker<T>(
        multiple: true,
        initialValue: _value,
        // enableValue: enableValue,
        getData: getData,
        isSearch: _isSearch,
        onChanged: (value, _) {
          _value = value!;
        },
      ),
      bodyConstraints: _isSearch
          ? BoxConstraints(
              maxHeight: 450,
              minHeight: 450,
            )
          : BoxConstraints(
              maxHeight: 350,
              minHeight: 250,
            ),
    );
  }

  ///无限单选（级联选择）
  static Future<List<T>?> infinity<T extends WPickerEntity>(
    BuildContext context, {
    Widget? title,
    required Future<List<T>> Function(List<T> item) getData,

    ///判断是否已选择到了最后一项，跳出选择
    required Future<bool> Function(List<T>)? isLast,
    List<T> initialValue = const [],
  }) {
    List<T>? _value = List.of(initialValue);

    int index = (_value.length - 1 < 0) ? 0 : initialValue.length - 1;

    bool showFutrue = _value.length == 0;

    T? currentValue() {
      if (index >= _value.length) {
        return null;
      } else {
        return _value[index];
      }
    }

    void onCancel(context) => Navigator.pop(context);
    void onConfirm(context) {
      if (_value.length != 0) Navigator.pop(context, _value);
    }

    return WBottomModalUtil.show<List<T>>(
      context,
      title: title,
      plain: true,
      onCancel: onCancel,
      onConfirm: onConfirm,
      body: StatefulBuilder(
        builder: (BuildContext context, setState) {
          add(List<T> items, isTap) async {
            if (isTap) {
              showFutrue = true;
              if (index <= _value.length - 1) {
                _value.removeRange(index, _value.length);
              }
              index++;
              _value.add(items[0]);

              if (isLast != null && await isLast(_value) == true) {
                onConfirm(context);
              } else {
                setState(() {});
              }
            }
          }

          behind(int i) {
            index = i;
            setState(() {});
          }

          final primaryColor = Theme.of(context).primaryColor;
          Widget tab(i) {
            String text =
                (_value.length > i) ? '${_value[i].selectName}' : '请选择';
            return Wisdom.column(
              onTap: () => behind(i),
              maxWidth: 100.pt,
              mainAxisAlignment: MainAxisAlignment.center,
              padding: EdgeInsets.symmetric(horizontal: 12.5.pt),
              children: [
                Spacer(),
                Text(
                  text,
                  overflow: TextOverflow.ellipsis,
                  style: TextStyle(
                    fontSize: 15.pt,
                    fontWeight: i == index ? null : FontWeight.bold,
                    color: i == index ? primaryColor : null,
                  ),
                ),
                Spacer(),
                SizedBox(
                  height: 4.pt,
                  child: (i == index)
                      ? WisActiveness(
                          margin: EdgeInsets.only(top: 0),
                          color: primaryColor,
                        )
                      : null,
                ),
              ],
            );
          }

          Widget tabs() {
            return Container(
              height: 44.pt,
              margin: EdgeInsets.symmetric(horizontal: 2.5.pt),
              child: ListView(
                scrollDirection: Axis.horizontal,
                children: [
                  if (showFutrue)
                    for (var i = 0; i < _value.length + 1; i++) tab(i)
                  else
                    for (var i = 0; i < _value.length; i++) tab(i),
                ],
              ),
            );
          }

          return Column(
            mainAxisSize: MainAxisSize.min,
            crossAxisAlignment: CrossAxisAlignment.stretch,
            children: [
              tabs(),
              Divider(height: 1),
              WPicker<T>(
                key: UniqueKey(),
                multiple: false,
                initialValue: currentValue() == null ? [] : [currentValue()!],
                getData: () =>
                    getData([for (var i = 0; i < index; i++) _value[i]]),
                onChanged: (selects, isTap) => add(selects!, isTap),
              ).asExpanded(),
            ],
          );
        },
      ),
    );
  }

  /// 级联选择-------------------------------------
  static Future<List<T>?> cascade<T extends SinglePickerEntity>(
    BuildContext context, {
    Widget? title,
    bool? isSearch,

    /// 是否多选
    bool isMulti = false,
    required List<T> data,
    required int maxLength,
    String? label,
    String? value,
    List<T>? initialValue = const [],
  }) {
    List names = initialValue != null && initialValue.length > 0
        ? initialValue.last.name!.split(',')
        : [];
    List uniques = initialValue != null && initialValue.length > 0
        ? initialValue.last.unique.toString().split(',')
        : [];
    _getValue() {
      List tempList = [];
      if (initialValue!.length > 0) {
        for (int i = 0; i < names.length; i++) {
          tempList.add(
            SinglePickerEntity(
              name: names[i],
              unique: uniques[i],
              child: null,
            ),
          );
        }
      }
      List<dynamic> _list = List.of(initialValue);
      _list.last = tempList;
      return _list;
    }

    List<dynamic> _value = isMulti == true
        ? initialValue!.length > 0
            ? _getValue()
            : []
        : List.of(initialValue ?? []);
    List<T>? curlist = data;
    String? _searchValue;
    int index = (_value.length - 1 < 0) ? 0 : initialValue!.length - 1;

    bool showFutrue = _value.length == 0;
    bool _isSearch = isSearch ?? false;
    List<T>? currentValue() {
      if (index >= _value.length) {
        return null;
      } else {
        return _value[index] is List
            ? List<T>.from((_value[index] ?? []).map(
                (item) => SinglePickerEntity(
                  name: item.name,
                  unique: item.unique,
                  child: item.child ?? null,
                ),
              ))
            : [_value[index]];
      }
    }

    void onCancel(context) => Navigator.pop(context);
    void onConfirm(context) {
      if (_value.length != 0 && _value.length == maxLength) {
        if (isMulti == true) {
          List tempList = _value;
          String name = tempList.last.map((item) => item.name).join(',');
          String value = tempList.last.map((item) => item.unique).join(',');
          tempList.last = SinglePickerEntity(name: name, unique: value);
          tempList = List<SinglePickerEntity>.from((tempList).map(
            (item) => SinglePickerEntity(
              name: item.name,
              unique: item.unique,
              child: item.child ?? null,
            ),
          ));
          Navigator.pop(context, tempList);
        } else {
          List tempList = _value;
          tempList = List<SinglePickerEntity>.from((tempList).map(
            (item) => SinglePickerEntity(
              name: item.name,
              unique: item.unique,
              child: item.child ?? null,
            ),
          ));
          Navigator.pop(context, tempList);
        }
      }
    }

    Future<List<T>> getList() async {
      if (index == 0 || index < 0) {
        curlist = data;
      } else {
        List<T>? tempList = data;
        for (var i = 0; i < (index); i++) {
          tempList!.forEach((listitem) {
            if (listitem.unique == _value[i].unique) {
              tempList = List<T>.from((listitem.child ?? []).map(
                (item) => SinglePickerEntity(
                  name: item[label],
                  unique: item[value],
                  child: item['child'] ?? null,
                ),
              ));
            }
          });
        }
        curlist = tempList;
      }
      return curlist!;
    }

    /// 获取当前标签列表值
    _getName() {
      List names = [];
      _value.last.forEach((element) {
        names.add(element.name);
      });
      return names.join(',');
    }

    // List<T> tempList = [];

    // listLoop(List<T> data, v, count) {
    //   while (count <= maxLength) {
    //     data.forEach((item) => {
    //           if (count == maxLength)
    //             {
    //               if (item.name.indexOf(v) != -1)
    //                 {
    //                   tempList.add(item),
    //                 }
    //             }
    //           else if (item.child != null && item.child.length > 0)
    //             {
    //               listLoop(
    //                   List<SinglePickerEntity>.from((item.child ?? []).map(
    //                     (item) => SinglePickerEntity(
    //                       name: item['name'],
    //                       unique: item['unique'],
    //                       child: item['child'] ?? null,
    //                     ),
    //                   )),
    //                   v,
    //                   count + 1),
    //             }
    //         });
    //   }
    // }

    return WBottomModalUtil.show<List<T>>(
      context,
      title: title,
      plain: isMulti == true ? false : true,
      onCancel: onCancel,
      onConfirm: onConfirm,
      body: StatefulBuilder(
        builder: (BuildContext context, setState) {
          add(List<T> items, isTap) async {
            if (isTap) {
              showFutrue = true;
              if (index <= _value.length - 1) {
                _value.removeRange(index, _value.length);
              }
              if (index == (maxLength - 1)) {
                if (isMulti == true) {
                  if (_value.length >= maxLength) {
                    _value.last = items;
                  } else {
                    _value.add(items);
                  }
                } else {
                  _value.add(items[0]);
                  onConfirm(context);
                }
              } else {
                index++;
                _value.add(items[0]);
                setState(() {});
              }
            }
          }

          behind(int i) {
            index = i;
            setState(() {});
          }

          final primaryColor = Theme.of(context).primaryColor;
          Widget tab(i) {
            String text = (_value.length > i)
                ? '${_value[i] is List ? _getName() : _value[i].selectName}'
                : '请选择';
            return Wisdom.column(
              onTap: () => behind(i),
              maxWidth: 100.pt,
              mainAxisAlignment: MainAxisAlignment.center,
              padding: EdgeInsets.symmetric(horizontal: 12.5.pt),
              children: [
                Spacer(),
                Text(
                  text,
                  overflow: TextOverflow.ellipsis,
                  style: TextStyle(
                    fontSize: 15.pt,
                    fontWeight: i == index ? null : FontWeight.bold,
                    color: i == index ? primaryColor : null,
                  ),
                ),
                Spacer(),
                SizedBox(
                  height: 4.pt,
                  child: (i == index)
                      ? WisActiveness(
                          margin: EdgeInsets.only(top: 0),
                          color: primaryColor,
                        )
                      : null,
                ),
              ],
            );
          }

          Widget tabs() {
            return Container(
              height: 44.pt,
              margin: EdgeInsets.symmetric(horizontal: 2.5.pt),
              child: ListView(
                scrollDirection: Axis.horizontal,
                children: [
                  if (showFutrue) ...[
                    for (var i = 0; i < _value.length + 1; i++)
                      if (i < maxLength) ...[tab(i)],
                  ] else ...[
                    for (var i = 0; i < _value.length; i++)
                      if (i < maxLength) ...[tab(i)],
                  ],
                ],
              ),
            );
          }

          Future<List<SinglePickerEntity>?> getSearchList() async {
            if (_searchValue == null || _searchValue == '') {
              return curlist;
            } else {
              List<SinglePickerEntity> temp = [];
              data.forEach((element1) {
                if (element1.child != null && element1.child!.length > 0) {
                  element1.child!.forEach((element2) {
                    if (element2['child'] != null &&
                        element2['child'].length > 0) {
                      element2['child'].forEach((element3) {
                        if (element3['name'].indexOf(_searchValue) != -1) {
                          temp.add(SinglePickerEntity(
                            name: element3['name'],
                            unique: element3['unique'],
                            cascade: [
                              SinglePickerEntity(
                                name: element1.name,
                                unique: element1.unique,
                                cascade: [],
                                child: element1.child,
                              ),
                              SinglePickerEntity(
                                name: element2['name'],
                                unique: element2['unique'],
                                cascade: [],
                                child: element2['child'],
                              )
                            ],
                            child: null,
                          ));
                        }
                      });
                    }
                  });
                }
              });
              return temp;
            }
          }

          return Column(
            mainAxisSize: MainAxisSize.min,
            crossAxisAlignment: CrossAxisAlignment.stretch,
            children: [
              WSearch(
                hintText: '输入关键词搜索',
                onSubmitted: (v) => {
                  _searchValue = v,
                  setState(() {}),
                },
                moonlight: false,
                padding: EdgeInsets.symmetric(vertical: 10.pt),
                isDark: true,
                backColor: Colors.white,
              ),
              if (_searchValue == null || _searchValue == '') ...[
                tabs(),
              ],
              Divider(height: 1),
              WPicker<T>(
                key: UniqueKey(),
                multiple: isMulti == true,
                isSearch: false,
                initialValue: currentValue() ?? [],
                getData: () => getList(),
                onChanged: (selects, isTap) => add(selects!, isTap),
              ).asExpanded(),
            ],
          );
        },
      ),
      bodyConstraints: _isSearch
          ? BoxConstraints(
              maxHeight: 450,
              minHeight: 450,
            )
          : BoxConstraints(
              maxHeight: 350,
              minHeight: 250,
            ),
    );
  }

  /// 树-------------------------------------
  /// 级联
  static Future<List<T>?> tree<T extends WPickerEntity>(
    BuildContext context, {
    Widget? title,
    required List data,
    required String label,
    required String value,
    required String child,
    required String firstName,
    required String firstValue,
    bool? isSearch,

    /// 是否多选
    bool? isMulti,
    List? initialValue = const [],
  }) {
    List _value = List.of(initialValue ?? []);
    List<SinglePickerEntity> _selectValue = [];
    bool _isSearch = isSearch ?? false;

    void onCancel(context) => Navigator.pop(context);
    void onConfirm(context) {
      Navigator.pop(context, _selectValue);
    }

    void onChanged(List values) {
      _value = values;
      _selectValue = [];
      _value.forEach((item) {
        _selectValue
            .add(SinglePickerEntity(name: item[label], unique: item[value]));
      });
      if (isMulti != null && isMulti == false) {
        Navigator.pop(
          context,
           _selectValue.length == 0
              ? null
              : _selectValue,
        );
      }
    }

    return WBottomModalUtil.show<List<T>>(
      context,
      title: title,
      plain: false,
      onCancel: onCancel,
      onConfirm: onConfirm,
      body: WTreePicker<T>(
        key: UniqueKey(),
        labelname: label,
        valuename: value,
        childname: child,
        firstName: firstName,
        firstValue: firstValue,
        multiple: isMulti ?? false,
        isSearch: isSearch ?? false,
        initialValue: initialValue,
        data: data,
        onChanged: (value, _) => onChanged(value),
      ),
      bodyConstraints: _isSearch
          ? BoxConstraints(
              maxHeight: 400,
              minHeight: 400,
            )
          : BoxConstraints(
              maxHeight: 350,
              minHeight: 250,
            ),
    );
  }

  /// 周选择
  static Future<DatePeriod?> week(
    BuildContext context, {
    Widget? title,
    DateTime? firstDate,
    DateTime? lastDate,
    DatePeriod? initialDate,
  }) {
    final _firstDate = firstDate ?? DateTime(2015);
    final _lastDate = firstDate ?? DateTime(2100);
    final now = DateTime.now().toLocal();
    DatePeriod _value = initialDate ??
        DatePeriod(
          DateTime(now.year, now.month, now.day),
          DateTime(now.year, now.month, now.day + 1),
        );

    return WBottomModalUtil.show<DatePeriod?>(
      context,
      title: title,
      plain: false,
      onCancel: (_) => Navigator.pop(context),
      onConfirm: (_) => Navigator.pop(context, _value),
      body: StatefulBuilder(
        builder: (BuildContext context, setState) {
          return UtilWeekPicker(
            firstDate: _firstDate,
            lastDate: _lastDate,
            selectedDate: _value.start,
            onChanged: (DatePeriod value) {
              _value = value;
              setState(() {});
            },
            datePickerStyles: DatePickerRangeStyles(firstDayOfWeekIndexs: 1),
          );
        },
      ),
    );
  }

  ///月份选择
  ///
  static Future<DateTime?> month(
    BuildContext context, {
    Widget? title,
    DateTime? firstDate,
    DateTime? lastDate,
    DateTime? initialDate,
    DatePickerStyles? datePickerStyles,
  }) {
    final _firstDate = firstDate ?? DateTime(2015);
    final now = DateTime.now().toLocal();
    DateTime _value = initialDate ?? DateTime(now.year, now.month);
    DateTime _lastDate = lastDate ?? DateTime(2100);
    return WBottomModalUtil.show<DateTime?>(
      context,
      title: title,
      plain: false,
      onCancel: (_) => Navigator.pop(context),
      onConfirm: (_) => Navigator.pop(context, _value),
      body: StatefulBuilder(
        builder: (BuildContext context, setState) {
          return WMonthPicker.single(
              datePickerStyles: datePickerStyles,
              firstDate: _firstDate,
              lastDate: _lastDate,
              selectedDate: _value,
              onChanged: (value) => {
                    _value = value,
                    setState(() {}),
                  });
        },
      ),
    );
  }

  static Future<DateTime?> monthRange(
    BuildContext context, {
    Widget? title,
    DateTime? firstDate,
    DateTime? lastDate,
    List<DateTime>? initialDate,
  }) {
    final _firstDate = firstDate ?? DateTime(2015);
    // final now = DateTime.now().toLocal();
    List<DateTime> _value = initialDate ?? [DateTime.now(), DateTime.now()];
    DateTime _lastDate = lastDate ?? DateTime(2100);
    return WBottomModalUtil.show<DateTime?>(
      context,
      title: title,
      plain: false,
      onCancel: (_) => Navigator.pop(context),
      onConfirm: (_) => Navigator.pop(context, _value),
      body: StatefulBuilder(
        builder: (BuildContext context, setState) {
          return WMonthPicker.multi(
              firstDate: _firstDate,
              lastDate: _lastDate,
              selectedDates: _value,
              onChanged: (value) => {
                    _value = value,
                    setState(() {}),
                  });
        },
      ),
    );
  }

  //年份选择
  ///
  static Future<DateTime?> year(
    BuildContext context, {
    Widget? title,
    DateTime? firstDate,
    DateTime? lastDate,
    DateTime? initialDate,
  }) {
    final _firstDate = firstDate ?? DateTime(2015);
    final now = DateTime.now().toLocal();
    DateTime _value = initialDate ?? DateTime(now.year, now.month);
    DateTime _lastDate = lastDate ?? DateTime(2100);
    return WBottomModalUtil.show<DateTime?>(
      context,
      title: title,
      plain: false,
      onCancel: (_) => Navigator.pop(context),
      onConfirm: (_) => Navigator.pop(context, _value),
      body: StatefulBuilder(
        builder: (BuildContext context, setState) {
          return UtilYearPicker.single(
            firstDate: _firstDate,
            lastDate: _lastDate,
            selectedDate: _value,
            onChanged: (DateTime value) {
              _value = value;
              setState(() {});
            },
          );
        },
      ),
    );
  }

  /// 季度选择
  static Future<DateTime?> season(
    BuildContext context, {
    Widget? title,
    DateTime? firstDate,
    DateTime? lastDate,
    DateTime? initialDate,
  }) {
    final _firstDate = firstDate ?? DateTime(2015);
    final now = DateTime.now().toLocal();
    DateTime _value = initialDate ?? DateTime(now.year, now.month);
    DateTime _lastDate = lastDate ?? DateTime(2100);
    return WBottomModalUtil.show<DateTime>(
      context,
      title: title,
      plain: false,
      onCancel: (_) => Navigator.pop(context),
      onConfirm: (_) => Navigator.pop(context, _value),
      body: StatefulBuilder(
        builder: (BuildContext context, setState) {
          return UtilSeasonPicker.single(
            firstDate: _firstDate,
            lastDate: _lastDate,
            selectedDate: _value,
            onChanged: (DateTime value) {
              _value = value;
              setState(() {});
            },
          );
        },
      ),
    );
  }

  ///日期选择
  ///
  static Future<DateTime?> date(
    BuildContext context, {
    Widget? title,
    DateTime? firstDate,
    DateTime? lastDate,
    DateTime? initialDate,
  }) {
    final _firstDate = firstDate ?? DateTime(2015);
    final now = DateTime.now().toLocal();
    DateTime _value = initialDate ?? DateTime(now.year, now.month, now.day);
    if (firstDate != null && lastDate == null) {
      _value = initialDate ?? firstDate.add(Duration(seconds: 1));
    }

    if (lastDate != null && firstDate == null) {
      _value = initialDate ?? lastDate.add(Duration(seconds: -1));
    }

    if (lastDate != null && firstDate != null) {
      _value = (now.difference(_firstDate).inMilliseconds > 0) &&
              (now.difference(lastDate).inMilliseconds < 0)
          ? now
          : (now.difference(_firstDate).inMilliseconds.abs() <
                  now.difference(lastDate).inMilliseconds.abs())
              ? initialDate ?? firstDate
              : initialDate ?? lastDate;
    }

    DateTime _lastDate =
        lastDate ?? DateTime(now.year + 50, now.month, now.day);

    return WBottomModalUtil.show<DateTime?>(
      context,
      title: title,
      plain: true,
      onCancel: (_) => Navigator.pop(context),
      onConfirm: (_) => Navigator.pop(context, _value),
      body: CalendarDatePicker(
        initialDate: _value,
        firstDate: _firstDate,
        lastDate: _lastDate,
        onDateChanged: (value) {
          _value = value.toLocal();
          Navigator.pop(context, _value);
        },
      ),
    );
  }

  ///时间日期选择
  ///
  static Future<DateTime?> dateAndTime(
    BuildContext context, {
    Widget? title,
    DateTime? firstDate,
    DateTime? lastDate,
    DateTime? initialDate,

    ///分钟间隔，
    ///
    ///如若设置此参数之后，
    ///`firstDate`、`lastDate`、`initialDate`的minute（分钟）必须都要可整除此参数
    int minuteInterval = 1,
  }) {
    final _firstDate = firstDate ?? DateTime(2015);
    final now = DateTime.now().toLocal();
    final now2 = DateTime(
        now.year,
        now.month,
        now.day,
        now.hour,
        now.minute % minuteInterval < minuteInterval
            ? (now.minute - (now.minute % minuteInterval)) + minuteInterval
            : now.minute); //转换一下，去掉秒、微秒等
    DateTime _value = initialDate ?? now2;
    DateTime _lastDate = lastDate ??
        DateTime(
            now.year + 50,
            now.month,
            now.day,
            now.hour,
            minuteInterval == 5 && now.minute % 5 < 5
                ? now.minute - (now.minute % 5)
                : now.minute); //转换一下，去掉秒、微秒等;

    ///设置日期
    void setDate(DateTime dateTime) {
      _value = DateTime(
        dateTime.year,
        dateTime.month,
        dateTime.day,
        _value.hour,
        _value.minute,
      );
    }

    ///设置时间
    void setTime(DateTime dateTime) {
      _value = DateTime(
        _value.year,
        _value.month,
        _value.day,
        dateTime.hour,
        dateTime.minute,
      );
    }

    int indexedStack = 0;
    StateSetter? setstate1;
    StateSetter? setstate2;

    return WBottomModalUtil.show<DateTime>(
      context,
      title: StatefulBuilder(builder: (_, s) {
        final primaryColor = Theme.of(context).primaryColor;
        setstate1 = s;
        return Row(
          children: [
            Wisdom(
              onTap: () {
                indexedStack = 0;
                setstate1!(() {});
                setstate2!(() {});
              },
              padding: EdgeInsets.all(5.pt),
              child: Text(
                _value.toFormat(WisDateTimeFormat.date),
                style: TextStyle(
                  color: indexedStack == 0 ? primaryColor : null,
                ),
              ),
            ),
            SizedBox(width: 5.pt),
            Wisdom(
              onTap: () {
                indexedStack = 1;
                setstate1!(() {});
                setstate2!(() {});
              },
              padding: EdgeInsets.all(5.pt),
              child: Text(
                _value.toFormat('{hh}:{mm}'),
                style: TextStyle(
                  color: indexedStack == 1 ? primaryColor : null,
                ),
              ),
            ),
          ],
        );
      }),
      plain: false,
      onCancel: null,
      onConfirm: (_) => Navigator.pop(context, _value),
      body: StatefulBuilder(
        builder: (_, s) {
          setstate2 = s;
          return IndexedStack(
            index: indexedStack,
            children: [
              CalendarDatePicker(
                initialDate: _value,
                firstDate: _firstDate,
                lastDate: _lastDate,
                onDateChanged: (datetime) {
                  setDate(datetime);
                  indexedStack = 1;
                  setstate1!(() {});
                  setstate2!(() {});
                },
              ),
              CupertinoDatePicker(
                mode: CupertinoDatePickerMode.time,
                use24hFormat: true,
                minimumDate: '${_value.year}${_value.month}${_value.day}' ==
                        '${_firstDate.year}${_firstDate.month}${_firstDate.day}'
                    ? _firstDate
                    : null,
                minuteInterval: minuteInterval,
                initialDateTime: _value,
                onDateTimeChanged: (datetime) {
                  setTime(datetime);
                  setstate1!(() {});
                  setstate2!(() {});
                },
              )
            ],
          );
        },
      ),
    );
  }

  /// 选择时间
  static Future<DateTime?> time(
    BuildContext context, {
    Widget? title,
    DateTime? initialDate,

    ///分钟间隔，
    ///
    ///如若设置此参数之后，
    ///`firstDate`、`lastDate`、`initialDate`的minute（分钟）必须都要可整除此参数
    int minuteInterval = 1,
  }) {
    final now = DateTime.now().toLocal();
    final now2 = DateTime(
        now.year,
        now.month,
        now.day,
        now.hour,
        minuteInterval == 5 && now.minute % 5 < 5
            ? now.minute - (now.minute % 5)
            : now.minute); //转换一下，去掉秒、微秒等
    DateTime _value = initialDate ?? now2;

    ///设置时间
    void setTime(DateTime dateTime) {
      _value = DateTime(
        _value.year,
        _value.month,
        _value.day,
        dateTime.hour,
        dateTime.minute,
      );
    }

    StateSetter? setstate1;

    return WBottomModalUtil.show<DateTime>(
      context,
      title: StatefulBuilder(builder: (_, s) {
        final primaryColor = Theme.of(context).primaryColor;
        setstate1 = s;
        return Text(
          _value.toFormat('{hh}:{mm}'),
          style: TextStyle(
            color: primaryColor,
          ),
        );
      }),
      plain: false,
      onCancel: null,
      onConfirm: (_) => Navigator.pop(context, _value),
      body: StatefulBuilder(
        builder: (_, s) {
          return CupertinoDatePicker(
            mode: CupertinoDatePickerMode.time,
            use24hFormat: true,
            minuteInterval: minuteInterval,
            initialDateTime: _value,
            onDateTimeChanged: (datetime) {
              setTime(datetime);
              setstate1!(() {});
            },
          );
        },
      ),
    );
  }
}