Add ScanOID4VPQR view to navController which launches when scan to sh…

…are button is pressed

example/src/main/java/com/spruceid/mobilesdkexample/navigation/SetupNavGraph.kt

@@ -14,6 +14,7 @@ import com.spruceid.mobilesdkexample.verifiersettings.VerifierSettingsHomeView
 import com.spruceid.mobilesdkexample.viewmodels.IRawCredentialsViewModel
 import com.spruceid.mobilesdkexample.wallet.AddToWalletView
 import com.spruceid.mobilesdkexample.walletsettings.WalletSettingsHomeView
+import com.spruceid.mobilesdkexample.wallet.ScanOID4VPQR
 
 @Composable
 fun SetupNavGraph(
@@ -73,8 +74,7 @@ fun SetupNavGraph(
                 }
             )
         ) {
-            // val params = backStackEntry.arguments?.getString("params")!!
-            Text(text = "@TODO: OID4VP flow")
+            ScanOID4VPQR(navController)
         }
     }
 }

example/src/main/java/com/spruceid/mobilesdkexample/wallet/ScanOID4VPQR.kt

@@ -0,0 +1,44 @@
+package com.spruceid.mobilesdkexample.wallet
+
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.navigation.NavController
+import com.spruceid.mobilesdkexample.ScanningComponent
+import com.spruceid.mobilesdkexample.ScanningType
+import com.google.accompanist.permissions.ExperimentalPermissionsApi
+import com.spruceid.mobile.sdk.rs.verifyJwtVp
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
+
+@OptIn(ExperimentalMaterial3Api::class, ExperimentalPermissionsApi::class)
+@Composable
+fun ScanOID4VPQR(
+    navController: NavController
+) {
+    var success by remember {
+        mutableStateOf<Boolean?>(null)
+    }
+
+    fun onRead(url: String) {
+        GlobalScope.launch {
+            // TODO: Add other checks as necessary for validating OID4VP url
+            // and handle OID4VP flow
+
+            // success = url.startsWith("oid4vp://")
+
+            // if (success == false) {
+            //     error("Not a valid OID4VP url.")
+            // }
+        }
+    }
+
+    ScanningComponent(
+        navController = navController,
+        scanningType = ScanningType.QRCODE,
+        onRead = ::onRead
+    )
+}

example/src/main/java/com/spruceid/mobilesdkexample/wallet/WalletHomeView.kt

@@ -102,7 +102,7 @@ fun WalletHomeBody(
 
     val rawCredentials by rawCredentialsViewModel.rawCredentials.collectAsState()
 
-    if(rawCredentials.isNotEmpty()) {
+    if(!rawCredentials.isNotEmpty()) {
         Column {
             LazyColumn(
                 Modifier