auth state check done

Author: amandeepmittal

screens/Initial.js

@@ -3,17 +3,30 @@ import { AppLoading } from 'expo'
 import { Asset } from 'expo-asset'
 import * as Font from 'expo-font'
 import * as Icon from '@expo/vector-icons'
+import { withFirebaseHOC } from '../config/Firebase'
 
-export default class Initial extends Component {
+class Initial extends Component {
   state = {
     isAssetsLoadingComplete: false
   }
 
   componentDidMount = async () => {
-    this.loadLocalAsync()
+    try {
+      // previously
+      this.loadLocalAsync()
 
-    // TODO: add auth check here with firebase
-    this.props.navigation.navigate('Auth')
+      await this.props.firebase.checkUserAuth(user => {
+        if (user) {
+          // if the user has previously logged in
+          this.props.navigation.navigate('App')
+        } else {
+          // if the user has previously signed out from the app
+          this.props.navigation.navigate('Auth')
+        }
+      })
+    } catch (error) {
+      console.log(error)
+    }
   }
 
   loadLocalAsync = async () => {
@@ -48,3 +61,5 @@ export default class Initial extends Component {
     )
   }
 }
+
+export default withFirebaseHOC(Initial)