def _build_grant(grant: DBGrant) -> Grant:
last_heartbeat = _to_timestamp(grant.last_heartbeat_request_time)
return Grant(
id=grant.grant_id,
state=grant_state_mapping[grant.state.name],
heartbeat_interval_sec=grant.heartbeat_interval,
last_heartbeat_timestamp=last_heartbeat,
)
def with_grant(
self,
grant_id: str, state: GrantState,
hb_interval_sec: int, last_hb_ts: int,
) -> ActiveModeCbsdBuilder:
if not self.grants:
self.grants = []
grant = Grant(
id=grant_id,
state=state,
heartbeat_interval_sec=hb_interval_sec,
last_heartbeat_timestamp=last_hb_ts,
)
self.grants.append(grant)
return self
def with_grant(
self,
grant_id: str, state: GrantState,
hb_interval_sec: int, last_hb_ts: int,
low_frequency_hz: int = 3500,
high_frequency_hz: int = 3700,
) -> ActiveModeCbsdBuilder:
grant = Grant(
id=grant_id,
state=state,
heartbeat_interval_sec=hb_interval_sec,
last_heartbeat_timestamp=last_hb_ts,
low_frequency_hz=low_frequency_hz,
high_frequency_hz=high_frequency_hz,
)
self.grants.append(grant)
return self