Autli/BluetoothTracker
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

fix: use DispatchSourceTimer and fresh IOBluetooth handle to guarantee real-time property refresh

Browse source
This commit is contained in:
Nikita 2026-10-06 13:10:21 +05:00
parent 7710a300fc
commit ec302446d9
2 changed files with 39 additions and 27 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
Sources/blts_tracker/BLTSTrackerApp.swift
View file

@ -42,6 +42,9 @@ final class AppDelegate: NSObject, NSApplicationDelegate {
object: nil
)
// Start active tracking
tracker.startTracking()
// Initial render
updateStatusItem()
}

63
Sources/blts_tracker/Services/BluetoothTracker.swift
View file

@ -16,7 +16,7 @@ public final class BluetoothTracker: ObservableObject {
@Published public var currentDeviceName: String = ""
@Published public var isConnected: Bool = false
private var timer: Timer?
private var timerSource: DispatchSourceTimer?
private var lastValidBattery: [String: Int] = [:]
private typealias IntBatteryGetter = @convention(c) (AnyObject, Selector) -> Int
@ -35,17 +35,19 @@ public final class BluetoothTracker: ObservableObject {
stopTracking()
updateDeviceList()
// 1.0 second high-frequency poll in .common runloop mode
let t = Timer(timeInterval: 1.0, repeats: true) { [weak self] _ in
// Kernel-level DispatchSourceTimer: Immune to RunLoop pauses or UI tracking modes
let timer = DispatchSource.makeTimerSource(flags: .strict, queue: DispatchQueue.main)
timer.schedule(deadline: .now() + 1.0, repeating: 1.0, leeway: .milliseconds(50))
timer.setEventHandler { [weak self] in
self?.updateDeviceList()
}
RunLoop.main.add(t, forMode: .common)
self.timer = t
timer.resume()
self.timerSource = timer
}
public func stopTracking() {
timer?.invalidate()
timer = nil
timerSource?.cancel()
timerSource = nil
}
public func refreshNow() {
@ -84,16 +86,18 @@ public final class BluetoothTracker: ObservableObject {
// 1. Scan IOBluetooth paired devices
if let pairedDevices = IOBluetoothDevice.pairedDevices() as? [IOBluetoothDevice] {
for device in pairedDevices {
let name = device.nameOrAddress ?? "Unknown Device"
let address = device.addressString ?? UUID().uuidString
for pairedDev in pairedDevices {
let address = pairedDev.addressString ?? UUID().uuidString
// Re-instantiate device to bypass any internal property caching
let device = IOBluetoothDevice(addressString: address) ?? pairedDev
let name = device.nameOrAddress ?? pairedDev.nameOrAddress ?? "Unknown Device"
let isAudioOutput = activeAudioName != nil && (
name.caseInsensitiveCompare(activeAudioName!) == .orderedSame ||
activeAudioName!.localizedCaseInsensitiveContains(name) ||
name.localizedCaseInsensitiveContains(activeAudioName!)
)
let isConnected = device.isConnected() || isAudioOutput
let isConnected = device.isConnected() || pairedDev.isConnected() || isAudioOutput
let majorClass = UInt32(device.deviceClassMajor)
let minorClass = UInt32(device.deviceClassMinor)
@ -119,7 +123,7 @@ public final class BluetoothTracker: ObservableObject {
)
if isConnected {
extractBatteryLevels(from: device, into: &model, isMulti: isMulti)
extractBatteryLevels(from: device, fallbackDevice: pairedDev, into: &model, isMulti: isMulti)
}
updatedList.append(model)
@ -225,33 +229,38 @@ public final class BluetoothTracker: ObservableObject {
return false
}
private func extractBatteryLevels(from device: IOBluetoothDevice, into model: inout BluetoothDeviceModel, isMulti: Bool) {
func getBatteryValue(selectorName: String) -> Int? {
private func extractBatteryLevels(from device: IOBluetoothDevice, fallbackDevice: IOBluetoothDevice? = nil, into model: inout BluetoothDeviceModel, isMulti: Bool) {
func getBatteryValue(from dev: IOBluetoothDevice, selectorName: String) -> Int? {
let sel = Selector((selectorName))
guard device.responds(to: sel) else { return nil }
let imp = device.method(for: sel)
guard dev.responds(to: sel) else { return nil }
let imp = dev.method(for: sel)
let fn = unsafeBitCast(imp, to: IntBatteryGetter.self)
let val = fn(device, sel)
let val = fn(dev, sel)
if val > 0 && val <= 100 {
return val
}
return nil
}
func query(selectorName: String) -> Int? {
return getBatteryValue(from: device, selectorName: selectorName)
?? (fallbackDevice != nil ? getBatteryValue(from: fallbackDevice!, selectorName: selectorName) : nil)
}
let addr = model.address
if isMulti {
model.leftBattery = getBatteryValue(selectorName: "batteryPercentLeft")
model.rightBattery = getBatteryValue(selectorName: "batteryPercentRight")
model.caseBattery = getBatteryValue(selectorName: "batteryPercentCase")
model.combinedBattery = getBatteryValue(selectorName: "batteryPercentCombined")
model.singleBattery = getBatteryValue(selectorName: "batteryPercentSingle")
model.leftBattery = query(selectorName: "batteryPercentLeft")
model.rightBattery = query(selectorName: "batteryPercentRight")
model.caseBattery = query(selectorName: "batteryPercentCase")
model.combinedBattery = query(selectorName: "batteryPercentCombined")
model.singleBattery = query(selectorName: "batteryPercentSingle")
} else {
let single = getBatteryValue(selectorName: "batteryPercentSingle")
?? getBatteryValue(selectorName: "headsetBatteryPercent")
?? getBatteryValue(selectorName: "batteryLevel")
?? getBatteryValue(selectorName: "batteryPercentCombined")
?? getBatteryValue(selectorName: "batteryPercentLeft")
let single = query(selectorName: "batteryPercentSingle")
?? query(selectorName: "headsetBatteryPercent")
?? query(selectorName: "batteryLevel")
?? query(selectorName: "batteryPercentCombined")
?? query(selectorName: "batteryPercentLeft")
if let single = single {
lastValidBattery[addr] = single