doc(readme): android 12 ble scan for location (#554)

Author: keenranger

README.md

@@ -40,14 +40,21 @@ The reactive BLE lib supports the following:
 ### Android
 
 You need to add the following permissions to your AndroidManifest.xml file:
+
 ```xml
 <uses-permission android:name="android.permission.BLUETOOTH_SCAN" android:usesPermissionFlags="neverForLocation" />
 <uses-permission android:name="android.permission.BLUETOOTH_CONNECT" />
 <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" android:maxSdkVersion="30" />
 <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" android:maxSdkVersion="30" />
 ```
 
-If you use `BLUETOOTH_SCAN` to determine location, remove `android:usesPermissionFlags="neverForLocation"`
+If you use `BLUETOOTH_SCAN` to determine location, modify your AndroidManfiest.xml file to include the following entry:
+
+```xml
+ <uses-permission android:name="android.permission.BLUETOOTH_SCAN" 
+                     tools:remove="android:usesPermissionFlags"
+                     tools:targetApi="s" />
+```
 
 If you use location services in your app, remove `android:maxSdkVersion="30"` from the location permission tags
 

packages/flutter_reactive_ble/README.md

@@ -22,14 +22,21 @@ The reactive BLE lib supports the following:
 ### Android
 
 You need to add the following permissions to your AndroidManifest.xml file:
+
 ```xml
 <uses-permission android:name="android.permission.BLUETOOTH_SCAN" android:usesPermissionFlags="neverForLocation" />
 <uses-permission android:name="android.permission.BLUETOOTH_CONNECT" />
 <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" android:maxSdkVersion="30" />
 <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" android:maxSdkVersion="30" />
 ```
 
-If you use `BLUETOOTH_SCAN` to determine location, remove `android:usesPermissionFlags="neverForLocation"`
+If you use `BLUETOOTH_SCAN` to determine location, modify your AndroidManfiest.xml file to include the following entry:
+
+```xml
+ <uses-permission android:name="android.permission.BLUETOOTH_SCAN" 
+                     tools:remove="android:usesPermissionFlags"
+                     tools:targetApi="s" />
+```
 
 If you use location services in your app, remove `android:maxSdkVersion="30"` from the location permission tags