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core/ble/src/commonMain/kotlin/org/meshtastic/core/ble/KableBleConnection.kt 0a44b948ec0573dc62ec68c19e46e62d40fcd1a3 (0a44b948) Text, 12.25 KB
T8b949e/*
* Copyright (c) 2026 Meshtastic LLC
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
Tff7b72package T7ee787org.meshtastic.core.ble
Tff7b72import T7ee787co.touchlab.kermit.Logger
Tff7b72import T7ee787com.juul.kable.NotConnectedException
Tff7b72import T7ee787com.juul.kable.Peripheral
Tff7b72import T7ee787com.juul.kable.PeripheralBuilder
Tff7b72import T7ee787com.juul.kable.State
Tff7b72import T7ee787com.juul.kable.WriteType
Tff7b72import T7ee787com.juul.kable.characteristicOf
Tff7b72import T7ee787com.juul.kable.writeWithoutResponse
Tff7b72import T7ee787kotlinx.coroutines.CancellationException
Tff7b72import T7ee787kotlinx.coroutines.CoroutineScope
Tff7b72import T7ee787kotlinx.coroutines.Job
Tff7b72import T7ee787kotlinx.coroutines.NonCancellable
Tff7b72import T7ee787kotlinx.coroutines.TimeoutCancellationException
Tff7b72import T7ee787kotlinx.coroutines.delay
Tff7b72import T7ee787kotlinx.coroutines.flow.MutableStateFlow
Tff7b72import T7ee787kotlinx.coroutines.flow.StateFlow
Tff7b72import T7ee787kotlinx.coroutines.flow.asStateFlow
Tff7b72import T7ee787kotlinx.coroutines.flow.launchIn
Tff7b72import T7ee787kotlinx.coroutines.flow.onEach
Tff7b72import T7ee787kotlinx.coroutines.job
Tff7b72import T7ee787kotlinx.coroutines.withContext
Tff7b72import T7ee787kotlinx.coroutines.withTimeout
Tff7b72import T7ee787kotlin.concurrent.Volatile
Tff7b72import T7ee787kotlin.time.Duration
Tff7b72import T7ee787kotlin.time.Duration.Companion.seconds
Tff7b72import T7ee787kotlin.uuid.Uuid
T8b949e/** [BleService] implementation backed by a Kable [Peripheral] for a specific GATT service. */
Tff7b72class T56d364KableBleServiceTb4b4b4(Tff7b72private Tff7b72val Te6edf3peripheralTb4b4b4: Te6edf3PeripheralTb4b4b4, Tff7b72private Tff7b72val Te6edf3serviceUuidTb4b4b4: Te6edf3UuidTb4b4b4) Tb4b4b4: Te6edf3BleService Tb4b4b4{
Tff7b72override Tff7b72fun Td2a8ffhasCharacteristicTb4b4b4(Te6edf3characteristicTb4b4b4: Te6edf3BleCharacteristicTb4b4b4)Tb4b4b4: Tffa657Boolean Tff7b72= Te6edf3peripheralTb4b4b4.Te6edf3servicesTb4b4b4.Te6edf3valueTff7b72?.Te6edf3any Tb4b4b4{ Te6edf3svc Tff7b72-Tff7b72>
Te6edf3svcTb4b4b4.Te6edf3serviceUuid Tff7b72=Tff7b72= Te6edf3serviceUuid Tff7b72&Tff7b72& Te6edf3svcTb4b4b4.Te6edf3characteristicsTb4b4b4.Te6edf3any Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3characteristicUuid Tff7b72=Tff7b72= Te6edf3characteristicTb4b4b4.Te6edf3uuid Tb4b4b4}
Tb4b4b4} Tff7b72=Tff7b72= Tff7b72true
Tff7b72override Tff7b72fun Td2a8ffobserveTb4b4b4(Te6edf3characteristicTb4b4b4: Te6edf3BleCharacteristicTb4b4b4) Tff7b72=
Te6edf3peripheralTb4b4b4.Te6edf3observeTb4b4b4(Te6edf3characteristicOfTb4b4b4(Te6edf3serviceUuidTb4b4b4, Te6edf3characteristicTb4b4b4.Te6edf3uuidTb4b4b4)Tb4b4b4)
Tff7b72override Tff7b72fun Td2a8ffobserveTb4b4b4(Te6edf3characteristicTb4b4b4: Te6edf3BleCharacteristicTb4b4b4, Te6edf3onSubscriptionTb4b4b4: Te6edf3suspend Tb4b4b4(Tb4b4b4) Tff7b72-Tff7b72> Tffa657UnitTb4b4b4) Tff7b72=
Te6edf3peripheralTb4b4b4.Te6edf3observeTb4b4b4(Te6edf3characteristicOfTb4b4b4(Te6edf3serviceUuidTb4b4b4, Te6edf3characteristicTb4b4b4.Te6edf3uuidTb4b4b4)Tb4b4b4, Te6edf3onSubscriptionTb4b4b4)
Tff7b72override Tff7b72suspend Tff7b72fun Td2a8ffreadTb4b4b4(Te6edf3characteristicTb4b4b4: Te6edf3BleCharacteristicTb4b4b4)Tb4b4b4: Te6edf3ByteArray Tff7b72=
Te6edf3peripheralTb4b4b4.Te6edf3readTb4b4b4(Te6edf3characteristicOfTb4b4b4(Te6edf3serviceUuidTb4b4b4, Te6edf3characteristicTb4b4b4.Te6edf3uuidTb4b4b4)Tb4b4b4)
Tff7b72override Tff7b72fun Td2a8ffpreferredWriteTypeTb4b4b4(Te6edf3characteristicTb4b4b4: Te6edf3BleCharacteristicTb4b4b4)Tb4b4b4: Te6edf3BleWriteType Tb4b4b4{
Tff7b72val Te6edf3service Tff7b72= Te6edf3peripheralTb4b4b4.Te6edf3servicesTb4b4b4.Te6edf3valueTff7b72?.Te6edf3find Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3serviceUuid Tff7b72=Tff7b72= Te6edf3serviceUuid Tb4b4b4}
Tff7b72val Te6edf3char Tff7b72= Te6edf3serviceTff7b72?.Te6edf3characteristicsTff7b72?.Te6edf3find Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3characteristicUuid Tff7b72=Tff7b72= Te6edf3characteristicTb4b4b4.Te6edf3uuid Tb4b4b4}
Tff7b72return Tff7b72if Tb4b4b4(Te6edf3charTff7b72?.Te6edf3propertiesTff7b72?.Te6edf3writeWithoutResponse Tff7b72=Tff7b72= Tff7b72trueTb4b4b4) Tb4b4b4{
Te6edf3BleWriteTypeTb4b4b4.Te6edf3WITHOUT_RESPONSE
Tb4b4b4} Tff7b72else Tb4b4b4{
Te6edf3BleWriteTypeTb4b4b4.Te6edf3WITH_RESPONSE
Tb4b4b4}
Tb4b4b4}
Tff7b72override Tff7b72suspend Tff7b72fun Td2a8ffwriteTb4b4b4(Te6edf3characteristicTb4b4b4: Te6edf3BleCharacteristicTb4b4b4, Te6edf3dataTb4b4b4: Te6edf3ByteArrayTb4b4b4, Te6edf3writeTypeTb4b4b4: Te6edf3BleWriteTypeTb4b4b4) Tb4b4b4{
Te6edf3peripheralTb4b4b4.Te6edf3writeTb4b4b4(
Te6edf3characteristicOfTb4b4b4(Te6edf3serviceUuidTb4b4b4, Te6edf3characteristicTb4b4b4.Te6edf3uuidTb4b4b4)Tb4b4b4,
Te6edf3dataTb4b4b4,
Tff7b72when Tb4b4b4(Te6edf3writeTypeTb4b4b4) Tb4b4b4{
Te6edf3BleWriteTypeTb4b4b4.Te6edf3WITH_RESPONSE Tff7b72-Tff7b72> Te6edf3WriteTypeTb4b4b4.Te6edf3WithResponse
Te6edf3BleWriteTypeTb4b4b4.Te6edf3WITHOUT_RESPONSE Tff7b72-Tff7b72> Te6edf3WriteTypeTb4b4b4.Te6edf3WithoutResponse
Tb4b4b4}Tb4b4b4,
Tb4b4b4)
Tb4b4b4}
Tb4b4b4}
T8b949e/**
* [BleConnection] implementation using Kable for cross-platform BLE communication.
*
* Manages peripheral lifecycle, connection state tracking, and GATT service profile access.
*
* Connection attempts follow Kable's recommended pattern from the SensorTag sample: try a direct connect first, then
* fall back to `autoConnect = true` on failure. Only two attempts are made per [connect] call — the caller
* ([BleRadioTransport]) owns the macro-level retry/backoff loop.
*/
Tff7b72class T56d364KableBleConnectionTb4b4b4(Tff7b72private Tff7b72val Te6edf3scopeTb4b4b4: Te6edf3CoroutineScopeTb4b4b4, Tff7b72private Tff7b72val Te6edf3loggingConfigTb4b4b4: Te6edf3BleLoggingConfigTb4b4b4) Tb4b4b4:
Te6edf3BleConnection Tb4b4b4{
Tf0883e@Volatile Tff7b72private Tff7b72var Te6edf3peripheralTb4b4b4: Te6edf3Peripheral? Tff7b72= Tff7b72null
Tf0883e@Volatile Tff7b72private Tff7b72var Te6edf3stateJobTb4b4b4: Te6edf3Job? Tff7b72= Tff7b72null
Tf0883e@Volatile Tff7b72private Tff7b72var Te6edf3connectionScopeTb4b4b4: Te6edf3CoroutineScope? Tff7b72= Tff7b72null
Tff7b72companion Tff7b72object Tb4b4b4{
T8b949e/** Settle delay between a direct connect failure and the autoConnect fallback attempt. */
Tff7b72private Tff7b72val Te6edf3AUTOCONNECT_FALLBACK_DELAY Tff7b72= T79c0ff1.Te6edf3seconds
Tb4b4b4}
Tff7b72private Tff7b72val Te6edf3_deviceFlow Tff7b72= Te6edf3MutableStateFlowTff7b72<Te6edf3BleDevice?Tff7b72>Tb4b4b4(Tff7b72nullTb4b4b4)
Tff7b72override Tff7b72val Te6edf3deviceFlowTb4b4b4: Te6edf3StateFlowTff7b72<Te6edf3BleDevice?Tff7b72> Tff7b72= Te6edf3_deviceFlowTb4b4b4.Te6edf3asStateFlowTb4b4b4(Tb4b4b4)
Tff7b72override Tff7b72val Te6edf3deviceTb4b4b4: Te6edf3BleDevice?
Tff7b72getTb4b4b4(Tb4b4b4) Tff7b72= Te6edf3_deviceFlowTb4b4b4.Te6edf3value
Tff7b72private Tff7b72val Te6edf3_connectionState Tff7b72=
Te6edf3MutableStateFlowTff7b72<Te6edf3BleConnectionStateTff7b72>Tb4b4b4(Te6edf3BleConnectionStateTb4b4b4.Te6edf3DisconnectedTb4b4b4(Te6edf3DisconnectReasonTb4b4b4.Te6edf3UnknownTb4b4b4)Tb4b4b4)
Tff7b72override Tff7b72val Te6edf3connectionStateTb4b4b4: Te6edf3StateFlowTff7b72<Te6edf3BleConnectionStateTff7b72> Tff7b72= Te6edf3_connectionStateTb4b4b4.Te6edf3asStateFlowTb4b4b4(Tb4b4b4)
Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffCyclomaticComplexMethodTa5d6ff"Tb4b4b4, Ta5d6ff"Ta5d6ffLongMethodTa5d6ff"Tb4b4b4)
Tff7b72override Tff7b72suspend Tff7b72fun Td2a8ffconnectTb4b4b4(Te6edf3deviceTb4b4b4: Te6edf3BleDeviceTb4b4b4) Tb4b4b4{
Tff7b72val Te6edf3meshtasticDevice Tff7b72= Te6edf3device Tff7b72as? Te6edf3MeshtasticBleDevice Tff7b72?: Te6edf3errorTb4b4b4(Ta5d6ff"Ta5d6ffUnsupported BleDevice type: Tffd700${Te6edf3deviceTff7b72::Te6edf3classTffd700}Ta5d6ff"Tb4b4b4)
Tff7b72var Te6edf3autoConnect Tff7b72= Te6edf3meshtasticDeviceTb4b4b4.Te6edf3advertisement Tff7b72=Tff7b72= Tff7b72null
T8b949e/** Applies logging, observation exception handling, and platform config shared by both peripheral types. */
Tff7b72fun Te6edf3PeripheralBuilderTb4b4b4.Td2a8ffcommonConfigTb4b4b4(Tb4b4b4) Tb4b4b4{
Te6edf3logging Tb4b4b4{ Te6edf3applyConfigTb4b4b4(Te6edf3loggingConfigTb4b4b4, Te6edf3identifier Tff7b72= Te6edf3deviceTb4b4b4.Te6edf3addressTb4b4b4) Tb4b4b4}
Te6edf3observationExceptionHandler Tb4b4b4{ Te6edf3cause Tff7b72-Tff7b72>
Te6edf3LoggerTb4b4b4.Te6edf3wTb4b4b4(Te6edf3causeTb4b4b4) Tb4b4b4{ Ta5d6ff"Ta5d6ff[Tffd700${Te6edf3deviceTb4b4b4.Te6edf3addressTffd700}Ta5d6ff] Observation failure suppressedTa5d6ff" Tb4b4b4}
Tb4b4b4}
Te6edf3platformConfigTb4b4b4(Te6edf3deviceTb4b4b4) Tb4b4b4{ Te6edf3autoConnect Tb4b4b4}
Tb4b4b4}
Tff7b72val Te6edf3p Tff7b72=
Te6edf3meshtasticDeviceTb4b4b4.Te6edf3advertisementTff7b72?.Te6edf3let Tb4b4b4{ Te6edf3adv Tff7b72-Tff7b72> Te6edf3PeripheralTb4b4b4(Te6edf3advTb4b4b4) Tb4b4b4{ Te6edf3commonConfigTb4b4b4(Tb4b4b4) Tb4b4b4} Tb4b4b4}
Tff7b72?: Te6edf3createPeripheralTb4b4b4(Te6edf3deviceTb4b4b4.Te6edf3addressTb4b4b4) Tb4b4b4{ Te6edf3commonConfigTb4b4b4(Tb4b4b4) Tb4b4b4}
T8b949e// Install ownership of the new peripheral atomically. Cancellation between
T8b949e// peripheral construction and field assignment would strand `p` (Kable allocates
T8b949e// a per-peripheral scope + Bluetooth-state observer eagerly), so the cleanup,
T8b949e// assignment, and ActiveBleConnection update must complete as a single unit.
T8b949e// _deviceFlow.emit() is intentionally outside this block — making it
T8b949e// non-cancellable could hang teardown on a slow collector.
Te6edf3withContextTb4b4b4(Te6edf3NonCancellableTb4b4b4) Tb4b4b4{
Te6edf3cleanUpPeripheralTb4b4b4(Te6edf3deviceTb4b4b4.Te6edf3addressTb4b4b4)
Te6edf3peripheral Tff7b72= Te6edf3p
Te6edf3ActiveBleConnectionTb4b4b4.Te6edf3active Tff7b72= Te6edf3ActiveConnectionTb4b4b4(Te6edf3pTb4b4b4, Te6edf3deviceTb4b4b4.Te6edf3addressTb4b4b4)
Tb4b4b4}
Te6edf3_deviceFlowTb4b4b4.Te6edf3emitTb4b4b4(Te6edf3deviceTb4b4b4)
Te6edf3stateJobTff7b72?.Te6edf3cancelTb4b4b4(Tb4b4b4)
Tff7b72var Te6edf3hasStartedConnecting Tff7b72= Tff7b72false
Te6edf3stateJob Tff7b72=
Te6edf3pTb4b4b4.Te6edf3state
Tb4b4b4.Te6edf3onEach Tb4b4b4{ Te6edf3kableState Tff7b72-Tff7b72>
Tff7b72val Te6edf3mappedState Tff7b72= Te6edf3kableStateTb4b4b4.Te6edf3toBleConnectionStateTb4b4b4(Te6edf3hasStartedConnectingTb4b4b4) Tff7b72?: Tff7b72returnTf0883e@onEach
Tff7b72if Tb4b4b4(Te6edf3kableState Tff7b72is Te6edf3StateTb4b4b4.Te6edf3Connecting Tff7b72|Tff7b72| Te6edf3kableState Tff7b72is Te6edf3StateTb4b4b4.Te6edf3ConnectedTb4b4b4) Tb4b4b4{
Te6edf3hasStartedConnecting Tff7b72= Tff7b72true
Tb4b4b4}
Te6edf3meshtasticDeviceTb4b4b4.Te6edf3updateStateTb4b4b4(Te6edf3mappedStateTb4b4b4)
Te6edf3_connectionStateTb4b4b4.Te6edf3emitTb4b4b4(Te6edf3mappedStateTb4b4b4)
Tb4b4b4}
Tb4b4b4.Te6edf3launchInTb4b4b4(Te6edf3scopeTb4b4b4)
Tff7b72while Tb4b4b4(Te6edf3pTb4b4b4.Te6edf3stateTb4b4b4.Te6edf3value Tff7b72!is Te6edf3StateTb4b4b4.Te6edf3ConnectedTb4b4b4) Tb4b4b4{
Te6edf3autoConnect Tff7b72=
Tff7b72try Tb4b4b4{
Te6edf3connectionScopeTff7b72?.Te6edf3let Tb4b4b4{ Te6edf3oldScope Tff7b72-Tff7b72>
Te6edf3LoggerTb4b4b4.Te6edf3d Tb4b4b4{ Ta5d6ff"Ta5d6ff[Tffd700${Te6edf3deviceTb4b4b4.Te6edf3addressTffd700}Ta5d6ff] Cancelling previous connectionScope before reconnectTa5d6ff" Tb4b4b4}
Te6edf3oldScopeTb4b4b4.Te6edf3coroutineContextTb4b4b4.Te6edf3jobTb4b4b4.Te6edf3cancelTb4b4b4(Tb4b4b4)
Tb4b4b4}
Te6edf3connectionScope Tff7b72= Te6edf3pTb4b4b4.Te6edf3connectTb4b4b4(Tb4b4b4)
Tff7b72false
Tb4b4b4} Tff7b72catch Tb4b4b4(Te6edf3eTb4b4b4: Te6edf3CancellationExceptionTb4b4b4) Tb4b4b4{
Tff7b72throw Te6edf3e
Tb4b4b4} Tff7b72catch Tb4b4b4(Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffTooGenericExceptionCaughtTa5d6ff"Tb4b4b4, Ta5d6ff"Ta5d6ffSwallowedExceptionTa5d6ff"Tb4b4b4) Te6edf3eTb4b4b4: Te6edf3ExceptionTb4b4b4) Tb4b4b4{
Tff7b72if Tb4b4b4(Te6edf3autoConnectTb4b4b4) Tb4b4b4{
T8b949e// Already on the autoConnect path and still failing: surface a clear Disconnected
T8b949e// and let the outer reconnect loop (BleRadioTransport) own the macro retry budget.
Te6edf3LoggerTb4b4b4.Te6edf3w Tb4b4b4{
Ta5d6ff"Ta5d6ff[Tffd700${Te6edf3deviceTb4b4b4.Te6edf3addressTffd700}Ta5d6ff] autoConnect attempt also failed; deferring to outer reconnect loopTa5d6ff"
Tb4b4b4}
Te6edf3_connectionStateTb4b4b4.Te6edf3emitTb4b4b4(Te6edf3BleConnectionStateTb4b4b4.Te6edf3DisconnectedTb4b4b4(Te6edf3DisconnectReasonTb4b4b4.Te6edf3ConnectionFailedTb4b4b4)Tb4b4b4)
Tff7b72throw Te6edf3e
Tb4b4b4}
Te6edf3LoggerTb4b4b4.Te6edf3d Tb4b4b4{ Ta5d6ff"Ta5d6ff[Tffd700${Te6edf3deviceTb4b4b4.Te6edf3addressTffd700}Ta5d6ff] Direct connect failed, falling back to autoConnectTa5d6ff" Tb4b4b4}
Te6edf3delayTb4b4b4(Te6edf3AUTOCONNECT_FALLBACK_DELAYTb4b4b4)
Tff7b72true
Tb4b4b4}
Tb4b4b4}
Tb4b4b4}
Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffTooGenericExceptionCaughtTa5d6ff"Tb4b4b4, Ta5d6ff"Ta5d6ffSwallowedExceptionTa5d6ff"Tb4b4b4)
Tff7b72override Tff7b72suspend Tff7b72fun Td2a8ffconnectAndAwaitTb4b4b4(Te6edf3deviceTb4b4b4: Te6edf3BleDeviceTb4b4b4, Te6edf3timeoutTb4b4b4: Te6edf3DurationTb4b4b4)Tb4b4b4: Te6edf3BleConnectionState Tff7b72= Tff7b72try Tb4b4b4{
Te6edf3withTimeoutTb4b4b4(Te6edf3timeoutTb4b4b4) Tb4b4b4{
Te6edf3connectTb4b4b4(Te6edf3deviceTb4b4b4)
Te6edf3BleConnectionStateTb4b4b4.Te6edf3Connected
Tb4b4b4}
Tb4b4b4} Tff7b72catch Tb4b4b4(Te6edf3_Tb4b4b4: Te6edf3TimeoutCancellationExceptionTb4b4b4) Tb4b4b4{
T8b949e// Our own timeout expired — treat as a failed attempt so callers can retry.
Te6edf3BleConnectionStateTb4b4b4.Te6edf3DisconnectedTb4b4b4(Te6edf3DisconnectReasonTb4b4b4.Te6edf3TimeoutTb4b4b4)
Tb4b4b4} Tff7b72catch Tb4b4b4(Te6edf3eTb4b4b4: Te6edf3CancellationExceptionTb4b4b4) Tb4b4b4{
T8b949e// External cancellation (scope closed) — must propagate.
Tff7b72throw Te6edf3e
Tb4b4b4} Tff7b72catch Tb4b4b4(Te6edf3_Tb4b4b4: Te6edf3ExceptionTb4b4b4) Tb4b4b4{
Te6edf3BleConnectionStateTb4b4b4.Te6edf3DisconnectedTb4b4b4(Te6edf3DisconnectReasonTb4b4b4.Te6edf3ConnectionFailedTb4b4b4)
Tb4b4b4}
Tff7b72override Tff7b72suspend Tff7b72fun Td2a8ffdisconnectTb4b4b4(Tb4b4b4) Tff7b72= Te6edf3withContextTb4b4b4(Te6edf3NonCancellableTb4b4b4) Tb4b4b4{
T8b949e// Emit Disconnected before cancelling stateJob so downstream collectors see the
T8b949e// state transition. If we cancel stateJob first, the peripheral's state flow
T8b949e// emission of Disconnected is never forwarded to _connectionState.
Te6edf3_connectionStateTb4b4b4.Te6edf3emitTb4b4b4(Te6edf3BleConnectionStateTb4b4b4.Te6edf3DisconnectedTb4b4b4(Te6edf3DisconnectReasonTb4b4b4.Te6edf3LocalDisconnectTb4b4b4)Tb4b4b4)
Te6edf3stateJobTff7b72?.Te6edf3cancelTb4b4b4(Tb4b4b4)
Te6edf3stateJob Tff7b72= Tff7b72null
T8b949e// Capture the peripheral we own before clearing it so we can identity-check
T8b949e// ActiveBleConnection below. A stale disconnect from an earlier connection
T8b949e// attempt's exception handler must not clobber a newer connection that has
T8b949e// already installed itself as active.
Tff7b72val Te6edf3owned Tff7b72= Te6edf3peripheral
Te6edf3safeClosePeripheralTb4b4b4(Ta5d6ff"Ta5d6ffdisconnectTa5d6ff"Tb4b4b4)
Te6edf3peripheral Tff7b72= Tff7b72null
Te6edf3connectionScope Tff7b72= Tff7b72null
Tff7b72if Tb4b4b4(Te6edf3owned Tff7b72!Tff7b72= Tff7b72null Tff7b72&Tff7b72& Te6edf3ActiveBleConnectionTb4b4b4.Te6edf3activeTff7b72?.Te6edf3peripheral Tff7b72=Tff7b72=Tff7b72= Te6edf3ownedTb4b4b4) Tb4b4b4{
Te6edf3ActiveBleConnectionTb4b4b4.Te6edf3active Tff7b72= Tff7b72null
Tb4b4b4}
Te6edf3_deviceFlowTb4b4b4.Te6edf3emitTb4b4b4(Tff7b72nullTb4b4b4)
Tb4b4b4}
Tff7b72override Tff7b72suspend Tff7b72fun Tff7b72<Te6edf3TTff7b72> Td2a8ffprofileTb4b4b4(
Te6edf3serviceUuidTb4b4b4: Te6edf3UuidTb4b4b4,
Te6edf3timeoutTb4b4b4: Te6edf3DurationTb4b4b4,
Te6edf3setupTb4b4b4: Te6edf3suspend Te6edf3CoroutineScopeTb4b4b4.Tb4b4b4(Te6edf3BleServiceTb4b4b4) Tff7b72-Tff7b72> Te6edf3TTb4b4b4,
Tb4b4b4)Tb4b4b4: Te6edf3T Tb4b4b4{
Tff7b72val Te6edf3p Tff7b72= Te6edf3peripheral Tff7b72?: Te6edf3errorTb4b4b4(Ta5d6ff"Ta5d6ffNot connectedTa5d6ff"Tb4b4b4)
Tff7b72val Te6edf3cScope Tff7b72= Te6edf3connectionScope Tff7b72?: Te6edf3errorTb4b4b4(Ta5d6ff"Ta5d6ffNo active connection scopeTa5d6ff"Tb4b4b4)
Tff7b72val Te6edf3service Tff7b72= Te6edf3KableBleServiceTb4b4b4(Te6edf3pTb4b4b4, Te6edf3serviceUuidTb4b4b4)
Tff7b72return Te6edf3withTimeoutTb4b4b4(Te6edf3timeoutTb4b4b4) Tb4b4b4{ Te6edf3cScopeTb4b4b4.Te6edf3setupTb4b4b4(Te6edf3serviceTb4b4b4) Tb4b4b4}
Tb4b4b4}
Tff7b72override Tff7b72fun Td2a8ffmaximumWriteValueLengthTb4b4b4(Te6edf3writeTypeTb4b4b4: Te6edf3BleWriteTypeTb4b4b4)Tb4b4b4: Tffa657Int? Tff7b72= Te6edf3peripheralTff7b72?.Te6edf3negotiatedMaxWriteLengthTb4b4b4(Tb4b4b4)
Tff7b72override Tff7b72fun Td2a8ffrequestHighConnectionPriorityTb4b4b4(Tb4b4b4)Tb4b4b4: Tffa657Boolean Tff7b72= Te6edf3peripheralTff7b72?.Te6edf3requestHighConnectionPriorityTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Tff7b72true
T8b949e/** Ensures the previous peripheral's GATT resources are fully released. */
Tff7b72private Tff7b72suspend Tff7b72fun Td2a8ffcleanUpPeripheralTb4b4b4(Te6edf3tagTb4b4b4: Tffa657StringTb4b4b4) Tb4b4b4{
Te6edf3withContextTb4b4b4(Te6edf3NonCancellableTb4b4b4) Tb4b4b4{ Te6edf3safeClosePeripheralTb4b4b4(Te6edf3tagTb4b4b4) Tb4b4b4}
Tb4b4b4}
T8b949e/**
* Safely disconnects and closes the current [peripheral], logging any failures.
*
* Kable requires `close()` to release broadcast receivers on Android (Kable issue #359). Separate try/catch blocks
* ensure `close()` always runs even if `disconnect()` throws.
*/
Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffTooGenericExceptionCaughtTa5d6ff"Tb4b4b4)
Tff7b72private Tff7b72suspend Tff7b72fun Td2a8ffsafeClosePeripheralTb4b4b4(Te6edf3tagTb4b4b4: Tffa657StringTb4b4b4) Tb4b4b4{
Tff7b72try Tb4b4b4{
Te6edf3peripheralTff7b72?.Te6edf3disconnectTb4b4b4(Tb4b4b4)
Tb4b4b4} Tff7b72catch Tb4b4b4(Te6edf3_Tb4b4b4: Te6edf3NotConnectedExceptionTb4b4b4) Tb4b4b4{
T8b949e// Silence "Disconnect requested" which Kable throws if already disconnected.
T8b949e// This is a common non-fatal reported in Crashlytics that is safe to ignore here.
Tb4b4b4} Tff7b72catch Tb4b4b4(Te6edf3eTb4b4b4: Te6edf3ExceptionTb4b4b4) Tb4b4b4{
Te6edf3LoggerTb4b4b4.Te6edf3wTb4b4b4(Te6edf3eTb4b4b4) Tb4b4b4{ Ta5d6ff"Ta5d6ff[Tffd700$Te6edf3tagTa5d6ff] Failed to disconnect peripheralTa5d6ff" Tb4b4b4}
Tb4b4b4}
Tff7b72try Tb4b4b4{
Te6edf3peripheralTff7b72?.Te6edf3closeTb4b4b4(Tb4b4b4)
Tb4b4b4} Tff7b72catch Tb4b4b4(Te6edf3eTb4b4b4: Te6edf3ExceptionTb4b4b4) Tb4b4b4{
Te6edf3LoggerTb4b4b4.Te6edf3wTb4b4b4(Te6edf3eTb4b4b4) Tb4b4b4{ Ta5d6ff"Ta5d6ff[Tffd700$Te6edf3tagTa5d6ff] Failed to close peripheralTa5d6ff" Tb4b4b4}
Tb4b4b4}
Tb4b4b4}
Tb4b4b4}
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