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Backport: defer CBPeripheralManager creation (no Bluetooth prompt at app launch) #1

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Backport: defer CBPeripheralManager creation (no Bluetooth prompt at app launch) #1

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6735c1b
fix: Swift Compiler Error (Xcode): 'authorization' is only available …
konstantinullrich Jul 16, 2026
9952fc7
Defer `CBPeripheralManager` creation until peripheral APIs are used (…
fotiDim May 26, 2026
b20f991
Merge upstream main into cw/lazy-peripheral-manager
sethforprivacy Sep 18, 2026
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17 changes: 14 additions & 3 deletions darwin/universal_ble/Sources/universal_ble/UniversalBlePlugin.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -55,11 +55,15 @@ private class BleCentralDarwin: NSObject, UniversalBlePlatformChannel, CBCentral
}()

private static var hasBluetoothPermission: Bool {
CBCentralManager.authorization == .allowedAlways
if #available(iOS 13.1, *) {
return CBCentralManager.authorization == .allowedAlways
}
return false
}

/// Availability derived from `CBCentralManager.authorization` without creating a manager.
private static var availabilityStateFromAuthorization: AvailabilityState {
guard #available(iOS 13.1, *) else { return .unknown }
switch CBCentralManager.authorization {
case .restricted, .denied:
return .unauthorized
Expand Down Expand Up @@ -107,6 +111,13 @@ private class BleCentralDarwin: NSObject, UniversalBlePlatformChannel, CBCentral
super.init()
}

private func isBluetoothAuthorized() -> Bool {
if #available(iOS 13.1, macOS 10.15, *) {
return CBCentralManager.authorization == .allowedAlways
}
return false
}

#if os(iOS)
/// Eagerly creates the central manager at launch when the app declares the
/// `bluetooth-central` background mode and Bluetooth permission is already
Expand Down Expand Up @@ -135,7 +146,7 @@ private class BleCentralDarwin: NSObject, UniversalBlePlatformChannel, CBCentral
}

func hasPermissions(withAndroidFineLocation _: Bool) throws -> Bool {
return CBCentralManager.authorization == .allowedAlways
return isBluetoothAuthorized()
}

func requestPermissions(withAndroidFineLocation _: Bool, completion: @escaping (Result<Void, any Error>) -> Void) {
Expand Down Expand Up @@ -196,7 +207,7 @@ private class BleCentralDarwin: NSObject, UniversalBlePlatformChannel, CBCentral
}

func isScanning() throws -> Bool {
if CBCentralManager.authorization == .allowedAlways {
if isBluetoothAuthorized() {
return manager.isScanning
}
return isManageScanning
Expand Down
2 changes: 1 addition & 1 deletion example/macos/Podfile.lock
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Expand Up @@ -16,7 +16,7 @@ EXTERNAL SOURCES:

SPEC CHECKSUMS:
FlutterMacOS: d0db08ddef1a9af05a5ec4b724367152bb0500b1
universal_ble: d0c3d7347d16c82746288e13ed2f1368ecf8e716
universal_ble: a322ebabee64f0ec27a313e89a5dd6967f37a60f

PODFILE CHECKSUM: 54d867c82ac51cbd61b565781b9fada492027009

Expand Down