feat: 支持获取 maximumWrtieLength (#14)

bluetooth_low_energy_linux/CHANGELOG.md

@@ -1,20 +1,24 @@
+## 2.2.0
+
+* Add `CentralController#getMaximumWriteLength` method.
+
 ## 2.0.3
 
-- `Android` Migrate to Android 13.
-- `Android` Fix the issuce that receive wrong values caused by unsafe memory, see https://developer.android.com/reference/android/bluetooth/BluetoothGattCallback#onCharacteristicChanged(android.bluetooth.BluetoothGatt,%20android.bluetooth.BluetoothGattCharacteristic)
+* `Android` Migrate to Android 13.
+* `Android` Fix the issuce that receive wrong values caused by unsafe memory, see https://developer.android.com/reference/android/bluetooth/BluetoothGattCallback#onCharacteristicChanged(android.bluetooth.BluetoothGatt,%20android.bluetooth.BluetoothGattCharacteristic)
 
 ## 2.0.2
 
-- Combine iOS and macOS projects.
-- Optimize project structure.
+* Combine iOS and macOS projects.
+* Optimize project structure.
 
 ## 2.0.1
 
-- Fix the issue that GATTs is cleared after peripheral disconnected on iOS and macOS.
-- Fix the issue that create UUID form peripheral's address failed on Linux.
-- Fix the issue that instance match failed on Linux.
+* Fix the issue that GATTs is cleared after peripheral disconnected on iOS and macOS.
+* Fix the issue that create UUID form peripheral's address failed on Linux.
+* Fix the issue that instance match failed on Linux.
 
 ## 2.0.0
 
-- Rewrite the whole project with federated plugins.
-- Support macOS and Linux.
+* Rewrite the whole project with federated plugins.
+* Support macOS and Linux.

bluetooth_low_energy_linux/lib/src/my_central_controller.dart

@@ -163,6 +163,15 @@ class MyCentralController extends CentralController {
     await device.disconnect();
   }
 
+  @override
+  Future<int> getMaximumWriteLength(
+    Peripheral peripheral, {
+    required GattCharacteristicWriteType type,
+  }) async {
+    // TODO: 当前版本 `bluez` 插件不支持获取 MTU，返回最小值 20.
+    return 20;
+  }
+
   @override
   Future<void> discoverGATT(Peripheral peripheral) async {
     await _throwWithoutState(CentralState.poweredOn);

bluetooth_low_energy_linux/pubspec.yaml

@@ -1,6 +1,6 @@
 name: bluetooth_low_energy_linux
 description: Linux implementation of the bluetooth_low_energy plugin.
-version: 2.0.3
+version: 2.2.0
 homepage: https://github.com/yanshouwang/bluetooth_low_energy
 
 environment:
@@ -10,7 +10,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  bluetooth_low_energy_platform_interface: ^2.0.3
+  bluetooth_low_energy_platform_interface: ^2.2.0
   bluez: ^0.8.1
 
 dev_dependencies: