TimeManager/src/timemanagerapp/lib/widgets/UserSettingWidget.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:timemanagerapp/setting/Setting.dart';

import '../provider/TimeProvider.dart';

class UserSettingWidget extends StatefulWidget {
  @override
  _UserSettingWightState createState() => _UserSettingWightState();
}

class _UserSettingWightState extends State<UserSettingWidget> {
  TextEditingController _controller = TextEditingController();
  TextEditingController _startDateController = TextEditingController();

  Future<void> savepixelToMinuteRatio_ratio(double value) async {
    // 实现savepixelToMinuteRatio_ratio功能
    await Setting.savepixelToMinuteRatio_ratio(value);
    print('savepixelToMinuteRatio_ratio触发：$value');
  }

  Future<void> saveStartDate(DateTime date) async {
    // 实现saveStartDate功能
    await Setting.saveStartDate(date);
    print('saveStartDate触发：$date');
  }

  Future<void> handleSave() async {
    double number = double.tryParse(_controller.text) ?? 0;
    // 限制number的取值范围
    if(number < 0.1) number = 0.1;
    if(number > 2) number = 2;
    await savepixelToMinuteRatio_ratio(number);
    DateTime date = DateTime.tryParse(_startDateController.text) ?? DateTime.now();
    await saveStartDate(date);
    // Provider.of<TimeProvider>(context, listen: false).updateTimetable(); // 更新时间表页面操作
    setState(() {
    });
  }

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

  }

  @override
  Widget build(BuildContext context) {
    _controller.text = Setting.pixelToMinuteRatio_ratio.toString();
    _startDateController.text = Setting.startdate.toString().substring(0, 10);

    return Scaffold(
      appBar: AppBar(
        title: Text('设置'),
        actions: [
          IconButton(
            icon: Icon(Icons.save),
            onPressed: handleSave,
          ),
        ],
      ),
      body: Container(
        padding: EdgeInsets.all(16.0),
        child: Column(
          children: [
            Row(
              children: [
                Text('时间轴比例: ', style: TextStyle(fontSize: 20.0)),
                Expanded(
                  child: TextField(
                    controller: _controller,
                    style: TextStyle(fontSize: 20.0), // 设置字体大小为20
                    keyboardType: TextInputType.number,
                    decoration: InputDecoration(),
                  ),
                ),
              ],
            ),
            Row(
              children: [
                Text('本学期第一周周一日期: ', style: TextStyle(fontSize: 20.0)),
                Expanded(
                  child: TextField(
                    controller: _startDateController,
                    keyboardType: TextInputType.datetime,
                    style: TextStyle(fontSize: 20.0), // 设置字体大小为20
                    decoration: InputDecoration(),
                  ),
                ),
              ],
            ),
          ],
        ),
      ),
    );
  }
}