import 'dart:convert';

import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;
import 'package:queue_mgr/backend/DebugHelper.dart';
// DateFormat dateFormat;

final String API_ENDPOINT= "https://vps.playpoolstudios.com/qms/api/";

class DataManager{
  static _DataManager? m_instance = null;
  static _DataManager instance(){
    m_instance ??= _DataManager();
    return m_instance!;
  }
}


class _DataManager{
  _DataManager();

  List<dynamic> services = [];

 
  Future<void> GetData() async{
    try{
      var response = (await http.post(
          Uri.parse('${API_ENDPOINT}get_services.php'),
          body: <String, String>{}));
      Debug.LogResponse(response.body.toString());
      services = jsonDecode(response.body.toString());
      Debug.LogResponse(services);
    }catch(e){
      Debug.LogError(e);
    }

  }

  Future<void> AddService(String name, DateTime sTime, DateTime eTime,TimeOfDay duration) async {
    try{
      var response = (await http.post(
      Uri.parse('${API_ENDPOINT}add_service.php'),
          body: <String, String>{
            'name':name,
            'stime':sTime.toString(),
            'etime':eTime.toString(),
            'duration':"${duration.hour}:${duration.minute}"
          }));
      Debug.LogResponse(response.body.toString());
      services = jsonDecode(response.body.toString());
      Debug.LogResponse(services);
    }catch(e){
      Debug.LogError(e);
    }
  }
}