zarovnani baru u not div60 resolutions, +ind na FE

testy/tradebarresolution.py

@@ -0,0 +1,19 @@
+from datetime import datetime, timedelta
+
+def find_bar_start_time(trade_time, resolution_seconds):
+    # Calculate the number of seconds to subtract to align with resolution
+    remainder = trade_time.second % resolution_seconds
+    seconds_to_subtract = remainder if remainder < resolution_seconds / 2 else resolution_seconds - remainder
+
+    # Subtract the calculated seconds and microseconds from the trade_time
+    bar_start_time = trade_time - timedelta(seconds=seconds_to_subtract, microseconds=trade_time.microsecond)
+
+    return bar_start_time
+
+# Example usage:
+trade_time = datetime(2023, 9, 13, 10, 30, 30)  # Replace with the actual trade time
+resolution_seconds = 54  # Replace with your desired resolution in seconds
+
+bar_start_time = find_bar_start_time(trade_time, resolution_seconds)
+print("Trade Time:", trade_time)
+print("Bar Start Time:", bar_start_time)