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import 'package:flutter/material.dart';
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import 'package:multi_select_flutter/dialog/multi_select_dialog_field.dart';
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import 'package:multi_select_flutter/util/multi_select_item.dart';
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import 'package:provider/provider.dart';
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import 'package:timemanagerapp/controller/CourseController.dart';
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import 'package:timemanagerapp/entity/Course.dart';
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import 'package:timemanagerapp/entity/CourseForm.dart';
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import '../controller/TimetableWidgetController.dart';
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import '../provider/TimeProvider.dart';
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class AddCourseFormWidget extends StatefulWidget {
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const AddCourseFormWidget({Key? key,this.exitCourse}) : super(key: key);
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final Course? exitCourse;
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@override
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_AddCourseFormWidgetState createState() => _AddCourseFormWidgetState(exitCourse: exitCourse);
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}
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class _AddCourseFormWidgetState extends State<AddCourseFormWidget> {
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_AddCourseFormWidgetState({this.exitCourse});
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late TextEditingController _courseController;
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late TextEditingController _creditController;
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late TextEditingController _noteController;
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late TextEditingController _startWeekController;
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late TextEditingController _endWeekController;
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late TextEditingController _startTimeController;
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late TextEditingController _endTimeController;
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late TextEditingController _teacherController;
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late TextEditingController _locationController;
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CourseController courseController = CourseController();
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final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
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CourseForm courseForm = CourseForm();
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Course? exitCourse;
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String course = '';
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String credit = '';
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String note = '';
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String startWeek = '';
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String endWeek = '';
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String startTime = '1';
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String endTime = '2';
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String teacher = '';
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String location = '';
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List<String> selectedDays = [];
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List<MultiSelectItem<String>> daysList = [
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MultiSelectItem('周一', '一'),
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MultiSelectItem('周二', '二'),
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MultiSelectItem('周三', '三'),
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MultiSelectItem('周四', '四'),
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MultiSelectItem('周五', '五'),
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MultiSelectItem('周六', '六'),
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MultiSelectItem('周日', '日'),
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];
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final weekdayMap = {
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'周一': 1,
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'周二': 2,
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'周三': 3,
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'周四': 4,
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'周五': 5,
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'周六': 6,
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'周日': 7,
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};
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@override
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void initState() {
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super.initState();
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if(exitCourse != null){
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course = exitCourse!.getName;
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credit = exitCourse!.getCredit.toString();
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note = exitCourse!.getRemark;
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teacher = exitCourse!.getTeacher;
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location = exitCourse!.getLocation;
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selectedDays = TimetableWidgetController.getSelectDayList(exitCourse!.getStartTime);
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startWeek = TimetableWidgetController.getWeekCount(dateTime:exitCourse!.getStartTime).toString();
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endWeek = TimetableWidgetController.getWeekCount(dateTime:exitCourse!.getEndTime).toString();
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}
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_courseController = TextEditingController(text: course);
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_creditController = TextEditingController(text: credit);
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_noteController = TextEditingController(text: note);
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_startWeekController = TextEditingController(text: startWeek);
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_endWeekController = TextEditingController(text: endWeek);
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_startTimeController = TextEditingController(text: startTime);
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_endTimeController = TextEditingController(text: endTime);
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_teacherController = TextEditingController(text: teacher);
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_locationController = TextEditingController(text: location);
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}
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@override
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Widget build(BuildContext context) {
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return SingleChildScrollView(
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child: Padding( // 为了给表单添加内边距
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padding: const EdgeInsets.all(16.0), // 四周添加16像素补白
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child: Form( // 表单
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key: _formKey, // 设置globalKey，用于后面获取FormState
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch, // 水平方向占满
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children: <Widget>[
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TextFormField( // 课程输入框
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controller: _courseController,
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decoration: InputDecoration(labelText: '课程*'), // 输入框前面的提示文字
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onSaved: (value) => course = value ?? '', // 当用户确定已经完成编辑时触发
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validator: (value) { // 验证表单
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if (value == null || value.isEmpty) {
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return '课程名为必填项';
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}
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return null;
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},
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),
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SizedBox(height: 16.0),// 间隔
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TextFormField(
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controller: _creditController,
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decoration: InputDecoration(labelText: '学分'),
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onSaved: (value) => credit = value ?? '',
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),
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SizedBox(height: 16.0),
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TextFormField(
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controller: _noteController,
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decoration: InputDecoration(labelText: '备注'),
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onSaved: (value) => note = value ?? '',
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),
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SizedBox(height: 16.0),
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MultiSelectDialogField<String>(
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items: daysList,
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initialValue: selectedDays, // 设置初始选定的值
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title: Text('上课日*'),
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validator: (values) {
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if (values == null || values.isEmpty) {
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return '上课日为必填项';
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}
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return null;
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},
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onConfirm: (values) {
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setState(() {
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selectedDays = values;
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});
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},
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),
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SizedBox(height: 16.0),
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TextFormField(
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controller: _startWeekController,
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decoration: InputDecoration(labelText: '开始周'),
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onSaved: (value) => startWeek = value ?? '',
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validator: (value) {
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if (value == null || value.isEmpty) {
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return '开始周为必填项';
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}
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return null;
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},
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),
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SizedBox(height: 16.0),
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TextFormField(
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controller: _endWeekController,
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decoration: InputDecoration(labelText: '结束周'),
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onSaved: (value) => endWeek = value ?? '',
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validator: (value) {
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if (value == null || value.isEmpty) {
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return '结束周为必填项';
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}
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return null;
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},
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),
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SizedBox(height: 16.0),
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DropdownButtonFormField<String>(
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// controller: _startTimeController,
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value: startTime,
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onChanged: (newValue) {
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setState(() {
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startTime = newValue ?? '';
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});
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},
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items: List.generate(12, (index) => (index + 1).toString())
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.map((time) => DropdownMenuItem(
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value: time,
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child: Text(time),
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))
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.toList(),
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decoration: InputDecoration(labelText: '上课时间'),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return '上课时间为必填项';
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}
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return null;
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},
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),
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SizedBox(height: 16.0),
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DropdownButtonFormField<String>(
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value: endTime,
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onChanged: (newValue) {
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setState(() {
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endTime = newValue ?? '';
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});
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},
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items: List.generate(12, (index) => (index + 1).toString())
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.map((time) => DropdownMenuItem(
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value: time,
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child: Text(time),
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))
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.toList(),
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decoration: InputDecoration(labelText: '下课时间*'),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return '下课时间为必填项';
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}
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return null;
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},
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),
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SizedBox(height: 16.0),
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TextFormField(
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controller: _teacherController,
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decoration: InputDecoration(labelText: '老师'),
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onSaved: (value) => teacher = value ?? '',
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),
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SizedBox(height: 16.0),
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TextFormField(
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controller: _locationController,
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decoration: InputDecoration(labelText: '地点'),
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onSaved: (value) => location = value ?? '',
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),
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SizedBox(height: 24.0),
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Row( // 按钮组
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mainAxisAlignment: MainAxisAlignment.spaceAround, // 水平方向均匀排列每个元素
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children: <Widget>[
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ElevatedButton(
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onPressed: () {
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// 点击取消按钮后的操作
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Navigator.pop(context); // 关闭当前界面
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},
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child: Text('取消'),
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),
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ElevatedButton(
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onPressed: () {
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// 点击确定按钮后的操作
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if (_formKey.currentState!.validate()) {
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_formKey.currentState!.save();
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// 在这里执行表单提交操作
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courseForm.course = course;
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courseForm.credit = double.parse(credit);
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courseForm.note = note;
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courseForm.location = location;
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courseForm.selectedDays = selectedDays.map((e) => weekdayMap[e]!).toList();
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courseForm.startWeek = int.parse(startWeek);
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courseForm.endWeek = int.parse(endWeek);
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courseForm.startTime = int.parse(startTime);
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courseForm.endTime = int.parse(endTime);
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courseForm.teacher = teacher;
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if(exitCourse != null){//先删除再添加
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courseController.deleteCourse(exitCourse!.getCourseId).then((value){
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courseController.addCourseForm(courseForm).then(((value){
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// 关闭当前界面
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// Provider.of<TimeProvider>(context, listen: false).updateTimetable(); // 更新菜单栏页面操作
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// timePro.updatTimtTablecount = 100;
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Navigator.pop(context);
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}));
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});
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}else{
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courseController.addCourseForm(courseForm).then(((value){
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// 关闭当前界面
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// Provider.of<TimeProvider>(context, listen: false).updateTimetable(); // 更新菜单栏页面操作
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// timePro.updatTimtTablecount = 100;
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Navigator.pop(context);
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}));
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}
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};
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},
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child: Text('确定'),
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),
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],
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),
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],
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),
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),
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),
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);
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}
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} |
