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fix: add slm start time grace_minutes=15 grace period to include data starting at start time.

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serversdown
2026-03-05 22:48:21 +00:00
parent 6070d03e83
commit 2b69518b33
1 changed files with 20 additions and 3 deletions
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23
backend/routers/projects.py
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@@ -119,10 +119,18 @@ def _filter_rnd_rows(
filter_start_date: str,
filter_end_date: str,
) -> list[dict]:
"""Filter RND data rows by time window and/or date range. Handles overnight ranges."""
"""Filter RND data rows by time window and/or date range. Handles overnight ranges.
Grace window: intervals starting up to 15 minutes before the filter start time are
included. This covers the common case where a unit is deployed slightly early
(e.g. set up at 6:50 for a 7:00 PM start) and the first interval begins just before
the nominal window. The grace window applies only to the start boundary.
"""
if not filter_start_time and not filter_end_time and not filter_start_date and not filter_end_date:
return rows
_GRACE_MINUTES = 15
filtered = []
start_hour = start_minute = end_hour = end_minute = None
@@ -174,14 +182,23 @@ def _filter_rnd_rows(
row_time_minutes = row_hour * 60 + row_minute
start_time_minutes = start_hour * 60 + start_minute
end_time_minutes = end_hour * 60 + end_minute
# Effective start allows up to 15 min early (wraps midnight correctly)
effective_start = (start_time_minutes - _GRACE_MINUTES) % (24 * 60)
if start_time_minutes > end_time_minutes:
# Overnight range (e.g., 19:00-07:00)
if not (row_time_minutes >= start_time_minutes or row_time_minutes < end_time_minutes):
# With grace: effective start may be e.g. 18:45
if effective_start > end_time_minutes:
# Grace window doesn't wrap past midnight itself
in_window = (row_time_minutes >= effective_start or row_time_minutes < end_time_minutes)
else:
# Grace window wraps midnight (rare: start near 00:00)
in_window = (row_time_minutes >= effective_start and row_time_minutes < end_time_minutes)
if not in_window:
continue
else:
# Same-day range (e.g., 07:00-19:00)
if not (start_time_minutes <= row_time_minutes < end_time_minutes):
if not (effective_start <= row_time_minutes < end_time_minutes):
continue
filtered.append(row)