Update Navigation AAC Safe Args library version. Make use of the new Safe Args to pass the Transaction ID fromm the TransactionsActivity to the eReceipt. Update the use of Safe Args to the new way of passing data between HomeFragment and SendTransactionFragment, to decide whether or not to activate the Camera.

app/build.gradle

@@ -1,8 +1,8 @@
 apply plugin: 'com.android.application'
-apply plugin: "androidx.navigation.safeargs"
 apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-android-extensions'
 apply plugin: 'kotlin-kapt'
+apply plugin: "androidx.navigation.safeargs.kotlin"
 apply plugin: 'io.fabric'
 apply plugin: 'com.google.gms.google-services'
 
@@ -64,7 +64,6 @@ android {
 dependencies {
     def lifecycle_version = "2.0.0"
     def room_version = "2.1.0-alpha04"
-    def nav_version = "1.0.0-beta01"
     def rx_bindings_version = "3.0.0-alpha2"
 
     implementation fileTree(dir: 'libs', include: ['*.jar'])

app/src/main/java/cy/agorise/bitsybitshareswallet/adapters/TransfersDetailsAdapter.kt

@@ -130,15 +130,17 @@ class TransfersDetailsAdapter(private val context: Context) :
         val cryptoAmount = "${df.format(amount)} ${transferDetail.getUIAssetSymbol()}"
         viewHolder.tvCryptoAmount.text = cryptoAmount
 
+        // Fiat equivalent
         viewHolder.tvFiatEquivalent.text = "-"
 
+        // Give the correct direction arrow color depending on the direction of the transaction
         viewHolder.ivDirectionArrow.setImageDrawable(context.getDrawable(
             if(transferDetail.direction) R.drawable.ic_arrow_receive else R.drawable.ic_arrow_send
         ))
 
+        // Open the eReceipt when a transaction is tapped
         viewHolder.rootView.setOnClickListener { v ->
-            val action = TransactionsFragmentDirections.EReceiptAction()
+            val action = TransactionsFragmentDirections.eReceiptAction(transferDetail.id)
-//            action.openCamera = true
             v.findNavController().navigate(action)
         }
     }

app/src/main/java/cy/agorise/bitsybitshareswallet/fragments/EReceiptFragment.kt

@@ -5,10 +5,15 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
+import androidx.navigation.fragment.navArgs
+
 import cy.agorise.bitsybitshareswallet.R
+import cy.agorise.bitsybitshareswallet.utils.toast
 
 class EReceiptFragment : Fragment() {
 
+    private val args: EReceiptFragmentArgs by navArgs()
+
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
         setHasOptionsMenu(true)
 
@@ -17,5 +22,8 @@ class EReceiptFragment : Fragment() {
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
+
+        val transferId = args.transferId
+        context?.toast("Transfer ID: $transferId")
     }
 }

app/src/main/java/cy/agorise/bitsybitshareswallet/fragments/HomeFragment.kt

@@ -99,8 +99,7 @@ class HomeFragment : Fragment() {
 
         // Navigate to the Send Transaction Fragment using Navigation's SafeArgs to activate the camera
         fabSendTransactionCamera.setOnClickListener {
-            val action = HomeFragmentDirections.sendActionCamera()
+            val action = HomeFragmentDirections.sendAction(true)
-            action.openCamera = true
             findNavController().navigate(action)
         }
 

app/src/main/java/cy/agorise/bitsybitshareswallet/fragments/SendTransactionFragment.kt

@@ -14,6 +14,7 @@ import androidx.core.content.ContextCompat
 import androidx.lifecycle.Observer
 import androidx.lifecycle.ViewModelProviders
 import androidx.navigation.fragment.findNavController
+import androidx.navigation.fragment.navArgs
 import com.afollestad.materialdialogs.MaterialDialog
 import com.afollestad.materialdialogs.customview.customView
 import com.google.common.primitives.UnsignedLong
@@ -67,6 +68,9 @@ class SendTransactionFragment : ConnectedFragment(), ZXingScannerView.ResultHand
         private const val RESPONSE_BROADCAST_TRANSACTION = 4
     }
 
+    // Navigation AAC Safe Args
+    private val args: SendTransactionFragmentArgs by navArgs()
+
     /** Variables used in field's validation */
     private var isCameraPreviewVisible = false
     private var isToAccountCorrect = false
@@ -130,8 +134,7 @@ class SendTransactionFragment : ConnectedFragment(), ZXingScannerView.ResultHand
             mUserAccount = UserAccount(userId)
 
         // Use Navigation SafeArgs to decide if we should activate or not the camera feed
-        val safeArgs = SendTransactionFragmentArgs.fromBundle(arguments!!)
+        if (args.openCamera) {
-        if (safeArgs.openCamera) {
             // Delay the camera action to avoid flicker in the fragment transition
             Handler().postDelayed({
                 run { verifyCameraPermission() }

app/src/main/res/navigation/mobile_navigation.xml

@@ -69,10 +69,10 @@
         android:label="@string/title_e_receipt"
         tools:layout="@layout/fragment_e_receipt">
 
-        <!--<argument-->
+        <argument
-            <!--android:name="openCamera"-->
+            android:name="transferId"
-            <!--app:argType="boolean"-->
+            app:argType="string"
-            <!--android:defaultValue="false" />-->
+            android:defaultValue="0" />
     </fragment>
 
     <fragment

build.gradle

@@ -1,7 +1,8 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.3.11'
+    ext.kotlin_version = '1.3.20'
+    ext.nav_version = '1.0.0-beta01'
     repositories {
         google()
         jcenter()
@@ -13,7 +14,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:3.3.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-        classpath "android.arch.navigation:navigation-safe-args-gradle-plugin:1.0.0-alpha09"
+        classpath "android.arch.navigation:navigation-safe-args-gradle-plugin:$nav_version"
         classpath 'com.google.gms:google-services:4.2.0'
         classpath 'io.fabric.tools:gradle:1.27.0'