Fix BackGeoloc init after onboarding (#314)

Fix #276 BGGeoloc init after onboarding

src/screens/Onboarding.js

@@ -313,7 +313,6 @@ export default function Onboarding({ navigation }) {
   const requestBackgroundGeolocationPermissions = async (onSuccess = () => {}) => {
     setLoading(true);
     try {
-      await BackgroundGeolocation.requestPermission();
       setBackgroundGeolocationEnabled(true);
     } catch (error) {
       console.error(error);

src/states/BackgroundGolocationContextProvider.js

@@ -21,9 +21,13 @@ const BackgroundGolocationProvider = ({ children }) => {
 
   const [backgroundGeolocationEnabled, _setBackgroundGeolocationEnabled] = useState(false);
   const [initialized, setInitialized] = useState(false);
+  const [enableAfterInit, setEnableAfterInit] = useState(false);
   const [logs, setLogs] = useState(null);
 
   useEffect(() => {
+    if (user == null)
+      return;
+
     const locationSubscriber = BackgroundGeolocation.onLocation(() => {}, () => {});
 
     const motionChangeSubscriber = BackgroundGeolocation.onMotionChange(() => {});
@@ -53,20 +57,18 @@ const BackgroundGolocationProvider = ({ children }) => {
     if (!initialized)
       return;
 
-
     log(`Background geolocation ${backgroundGeolocationEnabled ? 'enabled' : 'disabled'}`);
 
     if (backgroundGeolocationEnabled)
       BackgroundGeolocation.start();
     else
       BackgroundGeolocation.stop();
-  }, [backgroundGeolocationEnabled]);
+  }, [backgroundGeolocationEnabled, initialized]);
 
   const initializeBackgroundGeolocation = async () => {
     if (initialized === true)
       return;
 
-
     const authTokens = await Storage.getItem('@auth_tokens');
 
     if (authTokens == null) {
@@ -75,9 +77,10 @@ const BackgroundGolocationProvider = ({ children }) => {
     }
 
     const state = await setupBackgroundGeolocation(authTokens);
-    _setBackgroundGeolocationEnabled(state.enabled);
+    const enable = enableAfterInit || state.enabled;
+    _setBackgroundGeolocationEnabled(enable);
 
-    log(`Initialized successfully (started : ${state.enabled})`);
+    log(`Initialized successfully (started : ${enable})`);
     setInitialized(true);
   };
 
@@ -114,7 +117,10 @@ const BackgroundGolocationProvider = ({ children }) => {
     try {
       if (enabled) {
         await BackgroundGeolocation.requestPermission();
-        await initializeBackgroundGeolocation();
+        if (user != null)
+          await initializeBackgroundGeolocation();
+        else
+          setEnableAfterInit(true);
       }
       _setBackgroundGeolocationEnabled(enabled);
     } catch (error) {