import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';

import '../config/size.dart';
import '../models/auth/current_user_response.dart';

class Utils extends ChangeNotifier {
  static final Utils _utils = Utils._internal();
  CurrentUser? user;
  bool isValidToken = false;
  SharedPreferences? prefs;
  bool? svgError;
  bool initialized = false;
  late int userId;

  // late String name;

  factory Utils() {
    return _utils;
  }

  setUser(userInfo) {
    user = userInfo;
    isValidToken = true;
    notifyListeners();
  }

  double hm = 0;
  double wm = 0;
  double tm = 0;

  setPrefs() async {
    var p = await SharedPreferences.getInstance();
    prefs = p;
    // userId = p.getInt('userId')!;
    // name = p.getString('userName')!;
    notifyListeners();
  }

  updateUserInfo(CurrentUser update) {
    user = update;
    notifyListeners();
  }

  initSize() {
    hm = SizeConfig.heightMultiplier;
    wm = SizeConfig.widthMultiplier;
    tm = SizeConfig.textMultiplier;
    notifyListeners();
  }

  bool isTokenExpired(int tokenExpiryDate) {
    DateTime now = DateTime.now();
    DateTime expiryDate = DateTime.fromMillisecondsSinceEpoch(tokenExpiryDate);
    return now.isAfter(expiryDate);
  }

  setSvgError(bool er) {
    svgError = er;
    notifyListeners();
  }

  setInitialized(bool init) {
    initialized = init;
    notifyListeners();
  }

  Utils._internal();
}

final util = Utils();