import 'package:flutter/material.dart';
import 'package:queue_mgr/backend/DataManager.dart';

class NewService extends StatefulWidget {
  const NewService({Key? key}) : super(key: key);

  @override
  State<NewService> createState() => _NewServiceState();
}

class _NewServiceState extends State<NewService> {
  TextEditingController nameController = TextEditingController();
  DateTime sDate = DateTime.now();
  TimeOfDay sTime = TimeOfDay(hour: 2, minute: 2);
  DateTime eDate = DateTime.now();
  TimeOfDay eTime = TimeOfDay(hour: 2, minute: 2);
  TimeOfDay duration = TimeOfDay(hour:0, minute: 15);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text("New Service")),
      body: Container(
        padding: EdgeInsets.all(20),
        child: Column(
          mainAxisAlignment: MainAxisAlignment.spaceBetween,
          children: [
            Column(
              children: [
                ListTile(
                  title: Text("Service Name"),
                  subtitle: TextField(
                    controller: nameController,
                  ),
                ),
                ListTile(
                  title: Text("Starting Time"),
                  subtitle: Row(
                    mainAxisAlignment: MainAxisAlignment.center,
                    children: [
                      ElevatedButton(
                        child: Text("${sDate.year}-${sDate.month}-${sDate.day}"),
                        onPressed: () async{
                          sDate = await showDatePicker(context: context, initialDate: DateTime.now(), firstDate: DateTime.now().subtract(const Duration(days: 350)), lastDate: DateTime.now().add(const Duration(days: 350))) ?? sDate;
                          setState(() {

                          });
                        },
                      ),
                      ElevatedButton(
                        child: Text("${sTime.hour}:${sTime.minute}"),
                        onPressed: () async{
                          sTime = await showTimePicker(context: context, initialTime: sTime) ?? sTime;
                          setState(() {

                          });
                        },
                      ),
                    ],
                  ),
                ),
                ListTile(
                  title: Text("Ending Time"),
                  subtitle: Row(
                    mainAxisAlignment: MainAxisAlignment.center,
                    children: [
                      ElevatedButton(
                        child: Text("${eDate.year}-${eDate.month}-${eDate.day}"),
                        onPressed: () async{
                          eDate = await showDatePicker(context: context, initialDate: DateTime.now(), firstDate: DateTime.now().subtract(const Duration(days: 350)), lastDate: DateTime.now().add(const Duration(days: 350))) ?? eDate;
                          setState(() {

                          });
                        },
                      ),
                      ElevatedButton(
                        child: Text("${eTime.hour}:${eTime.minute}"),
                        onPressed: () async{
                          eTime = await showTimePicker(context: context, initialTime: eTime) ?? eTime;
                          setState(() {

                          });
                        },
                      ),
                    ],
                  ),
                ),
                ListTile(
                  title:Text("Duration for each"),
                  subtitle: ElevatedButton(
                    child: Text("${duration.hour}:${duration.minute}"),
                    onPressed: () async{
                      duration = await showTimePicker(context: context, initialTime: duration) ?? duration;
                      setState(() {

                      });
                    },
                  ),
                )
              ],
            ),
            Container(margin: EdgeInsets.all(20),width:200,height:50,child: ElevatedButton(onPressed: () async{
                DateTime s_date = DateTime(sDate.year, sDate.month, sDate.day, sTime.hour, sTime.minute);
                DateTime e_date = DateTime(eDate.year, eDate.month, eDate.day, eTime.hour, eTime.minute);
                await DataManager.instance().AddService(nameController.text, s_date, e_date,duration);
                setState(() {

                });

                Navigator.pop(context);

              }, child: Text("Add")))
          ],
        ),
      ),
    );
  }
}