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Wire pump BLE heartbeat to the CGM reading schedule (dev backport) #2473

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Wire pump BLE heartbeat to the CGM reading schedule (dev backport) #2473

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12 changes: 11 additions & 1 deletion Loop/Managers/DeviceDataManager.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -930,7 +930,17 @@ extension DeviceDataManager {
}

func updatePumpManagerBLEHeartbeatPreference() {
pumpManager?.setMustProvideBLEHeartbeat(pumpManagerMustProvideBLEHeartbeat)
guard pumpManagerMustProvideBLEHeartbeat else {
pumpManager?.setBLEHeartbeatRequest(nil)
return
}
// Tell the pump when the last CGM reading landed and how often readings are expected, so it can
// schedule its next heartbeat to arrive just after the next reading is due (the pump adds its own
// buffer for the remote CGM value to be fetched and stored).
let request = PumpHeartbeatRequest(
lastCGMReadingDate: glucoseStore.latestGlucose?.startDate,
expectedCGMReadingInterval: cgmManager?.expectedGlucoseSampleInterval ?? .minutes(5))
pumpManager?.setBLEHeartbeatRequest(request)
}
}

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