我有一个返回observable的方法。创建可观察到的Observable
在这种方法中,我订阅了rxbluetooth
observable。它运作良好,除了onComplete
永远不会被调用。
这里是我的代码:
private func getWifiConfig() -> Observable<String?> {
return Observable.create { [ weak self ] observer in
if let strongSelf = self {
tileConnect.peripheral.connect()
.retry(.delayed(maxCount: 30, time: 1), scheduler: MainScheduler.instance)
.flatMap { $0.discoverServices([ strongSelf.serviceUUID ]) }
.flatMap { Observable.from($0) }
.flatMap { $0.discoverCharacteristics([ strongSelf.wifiCharacteristicUUID ])}
.flatMap { Observable.from($0) }
.flatMap { $0.readValue() }
.retry(.delayed(maxCount: 30, time: 1), scheduler: MainScheduler.instance)
.subscribe(onNext: {
if let data = $0.value {
if let configDelimitedString = String(data: data, encoding: .utf8) {
observer.onNext(configDelimitedString)
}
}
}, onError: { error in
LOG_SENSOR_MANAGER("getWifiConfigFromCharacteristic. onError: \(error.localizedDescription)")
observer.onError(error)
}, onCompleted: {
LOG_SENSOR_MANAGER("getWifiConfigFromCharacteristic. onCompleted")
observer.onCompleted() // <---- NEVER CALLED
}, onDisposed: {
LOG_SENSOR_MANAGER("getWifiConfigFromCharacteristic. onDisposed") // <---- NEVER CALLED
})
.disposed(by: strongSelf.disposeBag)
}
return Disposables.create()
}
}
你有一个想法,为什么?
两个想法:第一是以前'onCompleted()'第二它的错误每次出设置,并重新尝试。 –
你看过https://github.com/Polidea/RxBluetoothKit了吗? –
在你的'retry'和'subscribe'之间放置了一个'debug()'并且发布了输出。 –