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""" Compute start and remaining time for track itself. Do everything in
UTC as we compute only time deltas here. """
now_utc = fields.Datetime.now().replace(microsecond=0, tzinfo=UTC)
for track in self:
if not (track.date or track.date_end):
track.is_track_live = track.is_track_soon = track.is_track_today = track.is_track_upcoming = track.is_track_done = False
track.track_start_relative = track.track_start_remaining = 0
continue
date_begin_utc = track.date.replace(tzinfo=UTC)
date_end_utc = track.date_end.replace(tzinfo=UTC)
track.is_track_live = date_begin_utc <= now_utc < date_end_utc
track.is_track_soon = (date_begin_utc - now_utc).total_seconds() < 30*60 if date_begin_utc > now_utc else False
track.is_track_today = date_begin_utc.date() == now_utc.date()
track.is_track_upcoming = date_begin_utc > now_utc
track.is_track_done = date_end_utc <= now_utc
if date_begin_utc >= now_utc:
track.track_start_relative = int((date_begin_utc - now_utc).total_seconds())
track.track_start_remaining = track.track_start_relative
else:
track.track_start_relative = int((now_utc - date_begin_utc).total_seconds())
track.track_start_remaining = 0
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