private async void EndBtn_ClickedAsync(object sender, EventArgs e)
        {
            IsRunning = false;

            StartBtn.IsVisible  = true;
            PauseBtn.IsVisible  = false;
            ResumeBtn.IsVisible = false;
            EndBtn.IsEnabled    = false;

            bool answer = await DisplayAlert("Great Run!", "Would you like to save it to history?", "Yes", "No");

            if (answer)
            {
                CalculationClass calculationsClass = new CalculationClass();
                FinalSpeed = calculationsClass.finalSpeed(FinalSpeed, hr, min, sec);
                try
                {
                    var db = App.database;

                    var tableItems = new ExerciseTable
                    {
                        DURATION = TimerLabel.Text,
                        DISTANCE = TimerDistance.Text,
                        AVGSPEED = FinalSpeed.ToString(),
                        DATETIME = DateTime.Now
                    };

                    await db.SaveItemAsync(tableItems);
                }
                catch (SQLiteException ex)
                {
                    TimerLabel.Text = ex.ToString();
                }
            }
        }
        public void Calculations(double nextLat, double nextLong)
        {
            lat2  = nextLat;
            long2 = nextLong;

            CalculationClass calculationClass = new CalculationClass();

            Distance2     = calculationClass.DistanceBtwnTwoPnts(lat1, long1, lat2, long2);
            FinalDistance = FinalDistance + Distance2;
            Distance2     = 0;
            //Now the second point is the first one and we wait for the coordinates of the next point
            lat1  = lat2;
            long1 = long2;

            CurrentSpeed = calculationClass.currentSpeed(Distance2);

            TimerDistance.Text = "Distance: " + FinalDistance.ToString() + " Meters";
            TimerCurSpeed.Text = "Speed: " + CurrentSpeed.ToString() + " Km/h";
            TimerLabel.Text    = hr.ToString() + " h: " + min.ToString() + " m: " + sec.ToString() + " s";
        }