chore: optimize android ble pair (#4)

Author: ByteZhang1024

android/src/main/java/so/onekey/lib/ble/utils/BleUtilsModule.kt

@@ -124,6 +124,49 @@ class BleUtilsModule(private val reactContext: ReactApplicationContext) :
     callback.invoke(state)
   }
 
+  @SuppressLint("MissingPermission")
+  @ReactMethod
+  fun pairDevice(macAddress: String, callback: Callback) {
+    val adapter = getBluetoothAdapter()
+    if (adapter == null) {
+      callback.invoke("Bluetooth not supported", null)
+      return
+    }
+
+    try {
+      val device = adapter.getRemoteDevice(macAddress)
+
+      var bonded = false
+      var bonding = false
+
+      when (device.bondState) {
+        BluetoothDevice.BOND_BONDED -> {
+          bonded = true
+          bonding = false
+        }
+
+        BluetoothDevice.BOND_BONDING -> {
+          bonded = false
+          bonding = true
+        }
+
+        BluetoothDevice.BOND_NONE -> {
+          val started = device.createBond()
+          bonded = false
+          bonding = started
+        }
+      }
+
+      val map: WritableMap = Arguments.createMap()
+      map.putBoolean("bonded", bonded)
+      map.putBoolean("bonding", bonding)
+      callback.invoke(null, map)
+    } catch (e: Exception) {
+      Log.e(LOG_TAG, "pairDevice error: ${e.message}")
+      callback.invoke(e.message, null)
+    }
+  }
+
   @SuppressLint("MissingPermission")
   @ReactMethod
   fun getBondedPeripherals(callback: Callback) {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@onekeyfe/react-native-ble-utils",
-  "version": "0.1.2",
+  "version": "0.1.3",
   "description": "ble uilts",
   "source": "./src/index.tsx",
   "main": "./dist/commonjs/index.js",

src/index.ts

@@ -2,6 +2,10 @@ import { NativeEventEmitter, NativeModules, Platform } from 'react-native';
 import type { BleState, Peripheral, BondState, AdvertisingData } from './type';
 
 const { BleUtilsModule } = NativeModules;
+type PairDeviceResult = {
+  bonded: boolean;
+  bonding: boolean;
+};
 
 class BleUtils {
   UiEventEmitter: NativeEventEmitter | null = null;
@@ -19,6 +23,38 @@ class BleUtils {
     });
   }
 
+  /**
+   * [Android only]
+   * @param macAddress
+   * @returns
+   */
+  pairDevice(macAddress: string): Promise<PairDeviceResult> {
+    if (Platform.OS !== 'android')
+      return Promise.resolve({
+        bonded: true,
+        bonding: false,
+      });
+    return new Promise<PairDeviceResult>((fulfill, reject) => {
+      BleUtilsModule.pairDevice(
+        macAddress,
+        (error: string | null, result: PairDeviceResult | null) => {
+          if (error) {
+            reject(error);
+          } else {
+            if (result) {
+              fulfill(result);
+            } else {
+              fulfill({
+                bonded: false,
+                bonding: false,
+              });
+            }
+          }
+        }
+      );
+    });
+  }
+
   /**
    *
    * @param serviceUUIDs [optional] not used on android, optional on ios.