How to get current unclosed bar open price in BarOpened event

Hi

I'm getting the current bar open price as the previous bar open price. Excepted price is 1784.38 as shown in the below image.

2022-12-08 20:06:01.005 +08:00 [DBG] Bars_BarOpened LastBar      8/12/2022 12:06:00 pm    1784.1139453125    1784.79    1784.1139453125    1784.79
2022-12-08 20:06:01.005 +08:00 [DBG] Bars_BarOpened Time          8/12/2022 12:06:00 pm     Bid:1784.79     Ask:1784.96
2022-12-08 20:06:01.005 +08:00 [DBG] Bars_BarOpened Last(1)      8/12/2022 12:04:00 pm    1784.1139453125    1784.85    1784.1139453125    1784.65
2022-12-08 20:06:01.006 +08:00 [DBG] Bars_BarOpened Last(0)      8/12/2022 12:06:00 pm    1784.1139453125    1784.79    1784.1139453125    1784.79
2022-12-08 20:06:01.006 +08:00 [DBG] OnBar                                   8/12/2022 12:04:00 pm    1784.1139453125    1784.85    1784.1139453125    1784.65

  private void Bars_BarOpened(BarOpenedEventArgs obj)
        {
            Print("BarOpened called at {0}", Server.Time);

            var ohlc = obj.Bars.LastBar;
            var ohlc1 = Bars.Last(1);
            var ohlc2 = Bars.Last(0);


            logger.LogDebug($"Bars_BarOpened LastBar \t {ohlc.OpenTime.ToString()}\t{ohlc.Open}\t{ohlc.High}\t{ohlc.Low}\t{ohlc.Close}");
            logger.LogDebug($"Bars_BarOpened Time\t {this.Time.ToString()}\t Bid:{this.Bid}\t Ask:{this.Ask}");
            logger.LogDebug($"Bars_BarOpened Last(1) {ohlc1.OpenTime.ToString()}\t{ohlc1.Open}\t{ohlc1.High}\t{ohlc1.Low}\t{ohlc1.Close}");
            logger.LogDebug($"Bars_BarOpened Last(0) {ohlc2.OpenTime.ToString()}\t{ohlc2.Open}\t{ohlc2.High}\t{ohlc2.Low}\t{ohlc2.Close}");

        }

  protected override async void OnBar()
        {
var ohlc = Bars.Last(1);

                logger.LogDebug($"OnBar {ohlc.OpenTime.ToString()}\t{ohlc.Open}\t{ohlc.High}\t{ohlc.Low}\t{ohlc.Close}");
}