multiple sweeping changes.

Presenter injection, main activity nullability and tweaks to twigs

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/AboutFragment.kt

@@ -44,7 +44,7 @@ class AboutFragment : BaseFragment() {
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        mainActivity.setToolbarShown(true)
+        mainActivity?.setToolbarShown(true)
     }
 
 

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/BaseFragment.kt

@@ -6,13 +6,15 @@ import dagger.android.support.DaggerFragment
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
+import kotlin.contracts.ExperimentalContracts
+import kotlin.contracts.contract
 import kotlin.coroutines.CoroutineContext
 
 abstract class BaseFragment : DaggerFragment(), CoroutineScope {
 
     private lateinit var job: Job
 
-    val mainActivity get() = activity as MainActivity
+    val mainActivity: MainActivity? get() = activity as MainActivity?
 
     override val coroutineContext: CoroutineContext
         get() = job + Dispatchers.Main

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/FirstrunFragment.kt

@@ -38,10 +38,10 @@ class FirstrunFragment : ProgressFragment(R.id.progress_firstrun), Transition.Tr
         super.onViewCreated(view, savedInstanceState)
         postponeEnterTransition()
         binding.buttonNext.setOnClickListener {
-            mainActivity.navController.navigate(R.id.nav_sync_fragment)
+            mainActivity?.navController?.navigate(R.id.nav_sync_fragment)
         }
-        binding.buttonNext.alpha = 0f
+//        binding.buttonNext.alpha = 0f
-        binding.textProgressFirstrun.alpha = 0f
+//        binding.textProgressFirstrun.alpha = 0f
     }
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
@@ -53,8 +53,8 @@ class FirstrunFragment : ProgressFragment(R.id.progress_firstrun), Transition.Tr
 
     override fun onResume() {
         super.onResume()
-        mainActivity.setDrawerLocked(true)
+        mainActivity?.setDrawerLocked(true)
-        mainActivity.setToolbarShown(false)
+        mainActivity?.setToolbarShown(false)
     }
 
     private fun setupSharedElementTransitions() {
@@ -69,6 +69,7 @@ class FirstrunFragment : ProgressFragment(R.id.progress_firstrun), Transition.Tr
     override fun showProgress(progress: Int) {
         super.showProgress(progress)
         binding.textProgressFirstrun.text = getProgressText(progress)
+
     }
 
     override fun onProgressComplete() {
@@ -76,6 +77,10 @@ class FirstrunFragment : ProgressFragment(R.id.progress_firstrun), Transition.Tr
         binding.textProgressFirstrun.visibility = View.GONE
     }
 
+    override fun onTransitionStart(transition: Transition) {
+        binding.buttonNext.alpha = 0f
+    }
+
     override fun onTransitionEnd(transition: Transition) {
         binding.buttonNext.animate().apply {
             duration = 300L
@@ -88,7 +93,6 @@ class FirstrunFragment : ProgressFragment(R.id.progress_firstrun), Transition.Tr
     override fun onTransitionResume(transition: Transition) {}
     override fun onTransitionPause(transition: Transition) {}
     override fun onTransitionCancel(transition: Transition) {}
-    override fun onTransitionStart(transition: Transition) {}
 }
 
 @Module

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/HistoryFragment.kt

@@ -11,17 +11,22 @@ import cash.z.android.wallet.R
 import cash.z.android.wallet.databinding.FragmentHistoryBinding
 import cash.z.android.wallet.ui.adapter.TransactionAdapter
 import cash.z.android.wallet.ui.presenter.HistoryPresenter
+import cash.z.android.wallet.ui.presenter.Presenter
 import cash.z.android.wallet.ui.util.AlternatingRowColorDecoration
 import cash.z.wallet.sdk.dao.WalletTransaction
+import dagger.Binds
 import dagger.Module
 import dagger.android.ContributesAndroidInjector
 import kotlinx.coroutines.launch
+import javax.inject.Inject
+import javax.inject.Singleton
 
 
 class HistoryFragment : BaseFragment(), HistoryPresenter.HistoryView {
 
+    @Inject
     lateinit var historyPresenter: HistoryPresenter
-    lateinit var binding: FragmentHistoryBinding
+    private lateinit var binding: FragmentHistoryBinding
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
         return DataBindingUtil
@@ -32,12 +37,13 @@ class HistoryFragment : BaseFragment(), HistoryPresenter.HistoryView {
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        mainActivity.setToolbarShown(true)
+        if (mainActivity != null) {
-        historyPresenter = HistoryPresenter(this, mainActivity.synchronizer)
+            mainActivity?.setToolbarShown(true)
-        binding.recyclerTransactionsHistory.apply {
+            binding.recyclerTransactionsHistory.apply {
-            layoutManager = LinearLayoutManager(activity, RecyclerView.VERTICAL, false)
+                layoutManager = LinearLayoutManager(mainActivity, RecyclerView.VERTICAL, false)
-            adapter = TransactionAdapter(R.layout.item_transaction_history)
+                adapter = TransactionAdapter(R.layout.item_transaction_history)
-            addItemDecoration(AlternatingRowColorDecoration())
+                addItemDecoration(AlternatingRowColorDecoration())
+            }
         }
     }
 
@@ -54,7 +60,8 @@ class HistoryFragment : BaseFragment(), HistoryPresenter.HistoryView {
     }
 
     override fun setTransactions(transactions: List<WalletTransaction>) {
-        mainActivity.supportActionBar?.setTitle(resources.getQuantityString(R.plurals.history_transaction_count_title, transactions.size, transactions.size))
+        mainActivity?.supportActionBar?.title = resources.getQuantityString(R.plurals.history_transaction_count_title,
+            transactions.size, transactions.size)
         with (binding.recyclerTransactionsHistory) {
             (adapter as TransactionAdapter).submitList(transactions)
             postDelayed({
@@ -68,4 +75,8 @@ class HistoryFragment : BaseFragment(), HistoryPresenter.HistoryView {
 abstract class HistoryFragmentModule {
     @ContributesAndroidInjector
     abstract fun contributeHistoryFragment(): HistoryFragment
+
+    @Binds
+    @Singleton
+    abstract fun providePresenter(historyPresenter: HistoryPresenter): Presenter
 }

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/HomeFragment.kt

@@ -23,22 +23,26 @@ import cash.z.android.wallet.R
 import cash.z.android.wallet.databinding.FragmentHomeBinding
 import cash.z.android.wallet.extention.*
 import cash.z.android.wallet.sample.SampleProperties
+import cash.z.android.wallet.ui.activity.MainActivity
 import cash.z.android.wallet.ui.adapter.TransactionAdapter
 import cash.z.android.wallet.ui.presenter.HomePresenter
+import cash.z.android.wallet.ui.presenter.Presenter
 import cash.z.android.wallet.ui.util.AlternatingRowColorDecoration
 import cash.z.android.wallet.ui.util.AnimatorCompleteListener
 import cash.z.android.wallet.ui.util.LottieLooper
 import cash.z.android.wallet.ui.util.TopAlignedSpan
 import cash.z.wallet.sdk.dao.WalletTransaction
-import cash.z.wallet.sdk.data.ActiveSendTransaction
+import cash.z.wallet.sdk.data.*
-import cash.z.wallet.sdk.data.ActiveTransaction
-import cash.z.wallet.sdk.data.TransactionState
 import cash.z.wallet.sdk.ext.*
 import com.google.android.material.snackbar.Snackbar
 import com.leinardi.android.speeddial.SpeedDialActionItem
+import dagger.Binds
 import dagger.Module
+import dagger.Provides
 import dagger.android.ContributesAndroidInjector
 import kotlinx.coroutines.launch
+import javax.inject.Inject
+import javax.inject.Singleton
 import kotlin.random.Random
 import kotlin.random.nextLong
 
@@ -49,7 +53,9 @@ import kotlin.random.nextLong
  */
 class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomePresenter.HomeView {
 
-    private lateinit var homePresenter: HomePresenter
+    @Inject
+    lateinit var homePresenter: HomePresenter
+
     private lateinit var binding: FragmentHomeBinding
     private lateinit var zcashLogoAnimation: LottieLooper
     private var snackbar: Snackbar? = null
@@ -87,19 +93,17 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        mainActivity.setToolbarShown(false)
+        mainActivity?.setToolbarShown(false)
-        mainActivity.setDrawerLocked(false)
+        mainActivity?.setDrawerLocked(false)
         initFab()
 
-        homePresenter = HomePresenter(this, mainActivity.synchronizer)
-
         binding.includeContent.recyclerTransactions.apply {
             layoutManager = LinearLayoutManager(activity, RecyclerView.VERTICAL, false)
             adapter = TransactionAdapter()
             addItemDecoration(AlternatingRowColorDecoration())
         }
         binding.includeContent.textTransactionHeaderSeeAll.setOnClickListener {
-            mainActivity.navController.navigate(R.id.nav_history_fragment)
+            mainActivity?.navController?.navigate(R.id.nav_history_fragment)
         }
     }
 
@@ -130,27 +134,24 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
     }
 
     override fun onRefresh() {
-        setRefreshAnimationPlaying(true).also { Log.e("TWIG-a", "refresh true from onRefresh") }
+        setRefreshAnimationPlaying(true).also { twig("refresh true from onRefresh") }
 
         with(binding.includeContent.refreshLayout) {
             isRefreshing = false
             val fauxRefresh = Random.nextLong(750L..3000L)
             postDelayed({
-                setRefreshAnimationPlaying(false).also { Log.e("TWIG-a", "refresh false from onRefresh") }
+                setRefreshAnimationPlaying(false).also { twig("refresh false from onRefresh") }
             }, fauxRefresh)
         }
     }
 
 
     fun setRefreshAnimationPlaying(isPlaying: Boolean) {
-        Log.e("TWIG-a", "set refresh to: $isPlaying for $zcashLogoAnimation")
+        twig("set refresh to: $isPlaying for $zcashLogoAnimation")
         if (isPlaying) {
             zcashLogoAnimation.start()
         } else {
             zcashLogoAnimation.stop()
-            view?.postDelayed({
-                zcashLogoAnimation.stop()
-            }, 500L)
         }
     }
 
@@ -180,12 +181,12 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
 
     private fun onInitialLoadComplete() {
         val isEmpty = (binding.includeContent.recyclerTransactions?.adapter?.itemCount ?: 0).let { it == 0 }
-        Log.e("TWIG-t", "onInitialLoadComplete and isEmpty == $isEmpty")
+        twig("onInitialLoadComplete and isEmpty == $isEmpty")
         setContentViewShown(!isEmpty)
         if (isEmpty) {
             binding.includeContent.textEmptyWalletMessage.setText(R.string.home_empty_wallet)
         }
-        setRefreshAnimationPlaying(false).also { Log.e("TWIG-a", "refresh false from onInitialLoadComplete") }
+        setRefreshAnimationPlaying(false).also { twig("refresh false from onInitialLoadComplete") }
     }
 
 
@@ -208,10 +209,11 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
 
     private fun updatePrimaryTransaction(transaction: ActiveTransaction, transactionState: TransactionState) {
 
-        Log.e("TWIG", "setting transaction state to ${transactionState::class.simpleName}")
+        twig("setting transaction state to ${transactionState::class.simpleName}")
         var title = binding.includeContent.textActiveTransactionTitle.text?.toString()  ?: ""
         var subtitle = binding.includeContent.textActiveTransactionSubtitle.text?.toString() ?: ""
         var isShown = binding.includeContent.textActiveTransactionHeader.visibility == View.VISIBLE
+        var isShownDelay = 10L
         when (transactionState) {
             TransactionState.Creating -> {
                 binding.includeContent.headerActiveTransaction.visibility = View.VISIBLE
@@ -241,7 +243,8 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
                 binding.includeContent.buttonActiveTransactionCancel.visibility = View.GONE
                 binding.includeContent.textActiveTransactionValue.visibility = View.GONE
                 setTransactionActive(transaction, false)
-                setActiveTransactionsShown(false, 10000L)
+                isShown = false
+                isShownDelay = 10_000L
             }
             is TransactionState.AwaitingConfirmations -> {
                 if (transactionState.confirmationCount < 1) {
@@ -252,25 +255,32 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
                     binding.includeContent.textActiveTransactionValue.text = transaction.value.convertZatoshiToZecString(3)
                     binding.includeContent.textActiveTransactionValue.visibility = View.VISIBLE
                     binding.includeContent.buttonActiveTransactionCancel.visibility = View.GONE
+                    isShown = true
                 } else if (transactionState.confirmationCount > 1) {
                     isShown = false
                 } else {
                     title = "Confirmation Received"
                     subtitle = "Today at 2:12pm"
+                    isShown = false;
+                    isShownDelay = 5_000L
                     // take it out of the list in a bit and skip counting confirmation animation for now (i.e. one is enough)
-                    setActiveTransactionsShown(false, 5000L)
                 }
             }
             is TransactionState.Cancelled -> {
                 title = binding.includeContent.textActiveTransactionTitle.text.toString()
                 subtitle = binding.includeContent.textActiveTransactionSubtitle.text.toString()
                 setTransactionActive(transaction, false)
-                setActiveTransactionsShown(false, 10000L)
+                isShown = false
+                isShownDelay = 10_000L
+            }
+            else -> {
+                Log.e(javaClass.simpleName, "Warning: unrecognized transaction state $transactionState is being ignored")
+                return
             }
         }
         binding.includeContent.textActiveTransactionTitle.text = title
         binding.includeContent.textActiveTransactionSubtitle.text = subtitle
-        setActiveTransactionsShown(isShown)
+        setActiveTransactionsShown(isShown, isShownDelay)
     }
 
 
@@ -280,9 +290,10 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
 
     private fun setActiveTransactionsShown(isShown: Boolean, delay: Long = 0L) {
         binding.includeContent.headerActiveTransaction.postDelayed({
-            binding.includeContent.headerActiveTransaction.animate().alpha(if(isShown) 1f else 0f).setDuration(250).setListener(
+            // do not animate if visibility is already in the right state
+//            binding.includeContent.headerActiveTransaction.animate().alpha(if(isShown) 1f else 0f).setDuration(250).setListener(
                 AnimatorCompleteListener{ binding.includeContent.groupActiveTransactionItems.visibility = if (isShown) View.VISIBLE else View.GONE }
-            )
+//            )
         }, delay)
     }
 
@@ -310,10 +321,9 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
         }
 
         // hide content
-        setActiveTransactionsShown(false)
         setContentViewShown(false)
         binding.includeContent.textEmptyWalletMessage.setText(R.string.home_empty_wallet_updating)
-        setRefreshAnimationPlaying(true).also { Log.e("TWIG-a", "refresh true from init") }
+        setRefreshAnimationPlaying(true).also { twig("refresh true from init") }
     }
 
     // initialize the stuff that is temporary and needs to go ASAP
@@ -337,14 +347,14 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
      */
     private fun initFab() {
         val speedDial = binding.sdFab
-        val nav = mainActivity.navController
+        val nav = mainActivity?.navController
 
         HomeFab.values().forEach {
             speedDial.addActionItem(it.createItem())
         }
 
         speedDial.setOnActionSelectedListener { item ->
-            HomeFab.fromId(item.id)?.destination?.apply { nav.navigate(this) }
+            HomeFab.fromId(item.id)?.destination?.apply { nav?.navigate(this) }
             false
         }
     }
@@ -394,13 +404,13 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
         // situation has changed when we weren't initialized but now we have a balance or emptiness has changed
         val situationHasChanged = !viewsInitialized || (isEmpty != wasEmpty)
 
-        Log.e("TWIG-t", "updateEmptyViews called with value: $value  initialized: $viewsInitialized  isEmpty: $isEmpty  wasEmpty: $wasEmpty")
+        twig("updateEmptyViews called with value: $value  initialized: $viewsInitialized  isEmpty: $isEmpty  wasEmpty: $wasEmpty")
         if (situationHasChanged) {
-            Log.e("TWIG-t", "The situation has changed! toggling views!")
+            twig("The situation has changed! toggling views!")
             setContentViewShown(!isEmpty)
         }
 
-        setRefreshAnimationPlaying(false).also { Log.e("TWIG-a", "refresh false from onContentRefreshComplete") }
+        setRefreshAnimationPlaying(false).also { twig("refresh false from onContentRefreshComplete") }
         binding.includeHeader.containerHomeHeader.visibility = View.VISIBLE
     }
 
@@ -503,7 +513,7 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
 //    }
 
     internal fun toggleViews(isEmpty: Boolean) {
-        Log.e("TWIG-t", "toggling views to isEmpty == $isEmpty")
+        twig("toggling views to isEmpty == $isEmpty")
         var action: () -> Unit
         if (isEmpty) {
             action = {
@@ -598,6 +608,10 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
 abstract class HomeFragmentModule {
     @ContributesAndroidInjector
     abstract fun contributeHomeFragment(): HomeFragment
+
+    @Binds
+    @Singleton
+    abstract fun providePresenter(homePresenter: HomePresenter): Presenter
 }
 
 

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/ProgressFragment.kt

@@ -5,13 +5,19 @@ import android.view.View
 import android.widget.ProgressBar
 import androidx.annotation.IdRes
 import cash.z.android.wallet.ui.presenter.ProgressPresenter
-import cash.z.android.wallet.ui.util.AnimatorCompleteListener
+import cash.z.wallet.sdk.data.Synchronizer
 import kotlinx.coroutines.launch
+import javax.inject.Inject
 
-abstract class ProgressFragment(@IdRes private val progressBarId: Int) : BaseFragment(),
+abstract class ProgressFragment(
+    @IdRes private val progressBarId: Int
+) : BaseFragment(),
     ProgressPresenter.ProgressView {
 
-    private lateinit var progressPresenter: ProgressPresenter
+    @Inject
+    protected lateinit var synchronizer: Synchronizer
+
+    protected lateinit var progressPresenter: ProgressPresenter
     private lateinit var progressBar: ProgressBar
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
@@ -22,7 +28,7 @@ abstract class ProgressFragment(@IdRes private val progressBarId: Int) : BaseFra
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        progressPresenter = ProgressPresenter(this, mainActivity.synchronizer)
+        progressPresenter = ProgressPresenter(this, synchronizer)
     }
 
     override fun onResume() {
@@ -40,12 +46,12 @@ abstract class ProgressFragment(@IdRes private val progressBarId: Int) : BaseFra
     override fun showProgress(progress: Int) {
         if (progress >= 100) {
             onProgressComplete()
-            progressBar.animate().alpha(0.0f).apply {
+//            progressBar.animate().(0.0f).apply {
-                duration = 250L
+//                duration = 250L
-                setListener(AnimatorCompleteListener {
+//                setListener(AnimatorCompleteListener {
                     progressBar.visibility = View.GONE
-                })
+//                })
-            }
+//            }
         } else if (progress > 0 && progressBar.visibility != View.VISIBLE) {
             progressBar.visibility = View.VISIBLE
         }
@@ -57,9 +63,9 @@ abstract class ProgressFragment(@IdRes private val progressBarId: Int) : BaseFra
     open fun getProgressText(progress: Int): String {
         if (mainActivity == null) return ""
         // cycle twice
-        val factor = 100 / (mainActivity.loadMessages.size * 2)
+        val factor = 100 / (mainActivity!!.loadMessages.size * 2)
-        val index = (progress/factor).rem(mainActivity.loadMessages.size)
+        val index = (progress/factor).rem(mainActivity!!.loadMessages.size)
-        var message = "$progress% ${mainActivity.nextLoadMessage(index)}"
+        var message = "$progress% ${mainActivity?.nextLoadMessage(index)}"
         if (progress > 98) message = "Done!"
         if (progress >= 50) message = message.replace("Zooko", "Zooko AGAIN", true).replace("Learning to spell", "Double-checking the spelling of").replace("the kool", "MORE kool", true).replace("Making the sausage", "Getting a little hangry by now!", true)
         return message

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/ReceiveFragment.kt

@@ -56,7 +56,7 @@ class ReceiveFragment : BaseFragment() {
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        mainActivity.setToolbarShown(true)
+        mainActivity?.setToolbarShown(true)
     }
     
     override fun onResume() {

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/RequestFragment.kt

@@ -65,7 +65,7 @@ class RequestFragment : BaseFragment() {
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        mainActivity.setToolbarShown(true)
+        mainActivity?.setToolbarShown(true)
     }
 
     override fun onDetach() {

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/ScanFragment.kt

@@ -65,9 +65,9 @@ class ScanFragment : BaseFragment() {
     private val requiredPermissions: Array<String?>
         get() {
             return try {
-                val info = mainActivity.packageManager
+                val info = mainActivity?.packageManager
-                    .getPackageInfo(mainActivity.packageName, PackageManager.GET_PERMISSIONS)
+                    ?.getPackageInfo(mainActivity?.packageName, PackageManager.GET_PERMISSIONS)
-                val ps = info.requestedPermissions
+                val ps = info?.requestedPermissions
                 if (ps != null && ps.isNotEmpty()) {
                     ps
                 } else {
@@ -107,7 +107,7 @@ class ScanFragment : BaseFragment() {
         if(!allPermissionsGranted()) getRuntimePermissions()
 
 
-//        sendPresenter = SendPresenter(this, mainActivity.synchronizer)
+//        sendPresenter = SendPresenter(this, mainActivity?.synchronizer)
     }
 
     override fun onResume() {
@@ -169,7 +169,7 @@ class ScanFragment : BaseFragment() {
 
     private fun allPermissionsGranted(): Boolean {
         for (permission in requiredPermissions) {
-            if (!isPermissionGranted(mainActivity, permission!!)) {
+            if (!isPermissionGranted(mainActivity!!, permission!!)) {
                 return false
             }
         }
@@ -179,7 +179,7 @@ class ScanFragment : BaseFragment() {
     private fun getRuntimePermissions() {
         val allNeededPermissions = arrayListOf<String>()
         for (permission in requiredPermissions) {
-            if (!isPermissionGranted(mainActivity, permission!!)) {
+            if (!isPermissionGranted(mainActivity!!, permission!!)) {
                 allNeededPermissions.add(permission)
             }
         }
@@ -216,7 +216,7 @@ class ScanFragment : BaseFragment() {
         var cameraId = getBackCameraId()
 
         private fun getBackCameraId(): String {
-            val manager = mainActivity.getSystemService(Context.CAMERA_SERVICE) as CameraManager
+            val manager = mainActivity?.getSystemService(Context.CAMERA_SERVICE) as CameraManager
 
             for (cameraId in manager.cameraIdList) {
                 val characteristics = manager.getCameraCharacteristics(cameraId)
@@ -227,10 +227,12 @@ class ScanFragment : BaseFragment() {
         }
 
         override fun onImageAvailable(image: Image) {
+            if(mainActivity == null) return
+
             try {
                 System.err.println("camoorah : onImageAvailable: $image  width: ${image.width}  height: ${image.height}")
                 var firebaseImage =
-                    FirebaseVisionImage.fromMediaImage(image, getRotationCompensation(cameraId, mainActivity))
+                    FirebaseVisionImage.fromMediaImage(image, getRotationCompensation(cameraId, mainActivity!!))
                 barcodeDetector
                     .detectInImage(firebaseImage)
                     .addOnSuccessListener { results ->

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/SendFragment.kt

@@ -23,12 +23,15 @@ import cash.z.android.wallet.R
 import cash.z.android.wallet.databinding.FragmentSendBinding
 import cash.z.android.wallet.extention.*
 import cash.z.android.wallet.sample.SampleProperties
+import cash.z.android.wallet.ui.presenter.Presenter
 import cash.z.android.wallet.ui.presenter.SendPresenter
 import cash.z.wallet.sdk.ext.convertZatoshiToZecString
-import cash.z.wallet.sdk.ext.safelyConvertToBigDecimal
+import dagger.Binds
 import dagger.Module
 import dagger.android.ContributesAndroidInjector
 import kotlinx.coroutines.launch
+import javax.inject.Inject
+import javax.inject.Singleton
 
 /**
  * Fragment for sending Zcash.
@@ -39,8 +42,9 @@ class SendFragment : BaseFragment(), SendPresenter.SendView, ScanFragment.Barcod
     private val zec = R.string.zec_abbreviation.toAppString()
     private val usd = R.string.usd_abbreviation.toAppString()
 
+    @Inject
     lateinit var sendPresenter: SendPresenter
-    lateinit var binding: FragmentSendBinding
+    private lateinit var binding: FragmentSendBinding
 
 
     //
@@ -71,8 +75,7 @@ class SendFragment : BaseFragment(), SendPresenter.SendView, ScanFragment.Barcod
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        mainActivity.setToolbarShown(true)
+        mainActivity?.setToolbarShown(true)
-        sendPresenter = SendPresenter(this, mainActivity.synchronizer)
     }
 
     override fun onResume() {
@@ -93,7 +96,7 @@ class SendFragment : BaseFragment(), SendPresenter.SendView, ScanFragment.Barcod
     //
 
     override fun exit() {
-        mainActivity.navController.navigate(R.id.nav_home_fragment)
+        mainActivity?.navController?.navigate(R.id.nav_home_fragment)
     }
 
     override fun setHeaders(isUsdSelected: Boolean, headerString: String, subheaderString: String) {
@@ -280,7 +283,7 @@ class SendFragment : BaseFragment(), SendPresenter.SendView, ScanFragment.Barcod
     }
 
     private fun hideKeyboard() {
-        mainActivity.getSystemService<InputMethodManager>()
+        mainActivity?.getSystemService<InputMethodManager>()
             ?.hideSoftInputFromWindow(view?.windowToken, InputMethodManager.HIDE_NOT_ALWAYS)
         checkAllInput()
     }
@@ -291,10 +294,12 @@ class SendFragment : BaseFragment(), SendPresenter.SendView, ScanFragment.Barcod
     }
 
     private fun setAddressLineColor(@ColorRes colorRes: Int = R.color.zcashBlack_12) {
-        DrawableCompat.setTint(
+        if (mainActivity != null) {
-            binding.inputZcashAddress.background,
+            DrawableCompat.setTint(
-            ContextCompat.getColor(mainActivity, colorRes)
+                binding.inputZcashAddress.background,
-        )
+                ContextCompat.getColor(mainActivity!!, colorRes)
+            )
+        }
     }
 
 
@@ -347,11 +352,9 @@ class SendFragment : BaseFragment(), SendPresenter.SendView, ScanFragment.Barcod
      */
     override fun checkAllInput(): Boolean {
         with(binding) {
-            return sendPresenter.validateAll(
+            return sendPresenter.inputHeaderUpdated(textValueHeader.text.toString())
-                headerValue = textValueHeader.text.toString(),
+                    && sendPresenter.inputAddressUpdated(inputZcashAddress.text.toString())
-                toAddress = inputZcashAddress.text.toString(),
+                    && sendPresenter.inputMemoUpdated(textAreaMemo.text.toString())
-                memo = textAreaMemo.text.toString()
-            )
         }
     }
 
@@ -371,7 +374,7 @@ class SendFragment : BaseFragment(), SendPresenter.SendView, ScanFragment.Barcod
 //            binding.dialogSendBackground to getString(R.string.transition_active_transaction_background)
 //        )
 //
-//        mainActivity.navController.navigate(R.id.nav_home_fragment,
+//        mainActivity?.navController.navigate(R.id.nav_home_fragment,
 //            null,
 //            null,
 //            extras)
@@ -385,4 +388,8 @@ class SendFragment : BaseFragment(), SendPresenter.SendView, ScanFragment.Barcod
 abstract class SendFragmentModule {
     @ContributesAndroidInjector
     abstract fun contributeSendFragment(): SendFragment
+
+    @Binds
+    @Singleton
+    abstract fun providePresenter(sendPresenter: SendPresenter): Presenter
 }

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/SettingsFragment.kt

@@ -25,15 +25,15 @@ class SettingsFragment : BaseFragment() {
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        mainActivity.setToolbarShown(true)
+        mainActivity?.setToolbarShown(true)
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         binding.buttonResetApp.setOnClickListener {
             view.context.alert(R.string.settings_alert_reset_app) {
-                Toaster.short("Boom")
+                Toaster.short("Not Yet Implemented!")
-                mainActivity.navController.navigateUp()
+                mainActivity?.navController?.navigateUp()
             }
         }
     }

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/SyncFragment.kt

@@ -4,11 +4,19 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.core.view.doOnPreDraw
 import androidx.databinding.DataBindingUtil
+import androidx.transition.TransitionInflater
 import cash.z.android.wallet.R
 import cash.z.android.wallet.databinding.FragmentSyncBinding
+import cash.z.android.wallet.ui.presenter.Presenter
+import cash.z.android.wallet.ui.presenter.ProgressPresenter
+import dagger.Binds
 import dagger.Module
 import dagger.android.ContributesAndroidInjector
+import javax.inject.Inject
+import javax.inject.Named
+import javax.inject.Singleton
 
 class SyncFragment : ProgressFragment(R.id.progress_sync) {
 
@@ -22,6 +30,7 @@ class SyncFragment : ProgressFragment(R.id.progress_sync) {
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
+        setupSharedElementTransitions()
         return DataBindingUtil.inflate<FragmentSyncBinding>(
             inflater, R.layout.fragment_sync, container, false
         ).let {
@@ -32,17 +41,34 @@ class SyncFragment : ProgressFragment(R.id.progress_sync) {
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
+        postponeEnterTransition()
         binding.buttonNext.setOnClickListener {
-            mainActivity.navController.navigate(R.id.nav_home_fragment)
+            mainActivity?.navController?.navigate(R.id.nav_home_fragment)
         }
         binding.progressSync.visibility = View.INVISIBLE
         binding.textProgressSync.visibility = View.INVISIBLE
     }
 
+    override fun onActivityCreated(savedInstanceState: Bundle?) {
+        super.onActivityCreated(savedInstanceState)
+        (view?.parent as? ViewGroup)?.doOnPreDraw {
+            startPostponedEnterTransition()
+        }
+    }
+
     override fun onResume() {
         super.onResume()
-        mainActivity.setDrawerLocked(true)
+        mainActivity?.setDrawerLocked(true)
-        mainActivity.setToolbarShown(true)
+        mainActivity?.setToolbarShown(true)
+    }
+
+    private fun setupSharedElementTransitions() {
+        TransitionInflater.from(mainActivity).inflateTransition(R.transition.transition_zec_sent).apply {
+            duration = 250L
+//            addListener(this@SyncFragment)
+            this@SyncFragment.sharedElementEnterTransition = this
+            this@SyncFragment.sharedElementReturnTransition = this
+        }
     }
 
     override fun showProgress(progress: Int) {
@@ -69,4 +95,5 @@ abstract class SyncFragmentModule {
 
     @ContributesAndroidInjector
     abstract fun contributeSyncFragment(): SyncFragment
+
 }

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/WelcomeFragment.kt

@@ -24,15 +24,20 @@ import android.util.Log
 import androidx.core.app.SharedElementCallback
 import androidx.transition.TransitionInflater
 import cash.z.android.wallet.BuildConfig
+import cash.z.android.wallet.ui.presenter.Presenter
 import cash.z.android.wallet.ui.presenter.ProgressPresenter
+import dagger.Binds
+import dagger.BindsInstance
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import javax.inject.Inject
+import javax.inject.Named
+import javax.inject.Singleton
 
 
 class WelcomeFragment : ProgressFragment(R.id.progress_welcome) {
 
     private lateinit var binding: FragmentWelcomeBinding
-    private lateinit var progressPresenter: ProgressPresenter
 
     //
     // Lifecycle
@@ -91,8 +96,8 @@ class WelcomeFragment : ProgressFragment(R.id.progress_welcome) {
 
     override fun onResume() {
         super.onResume()
-        mainActivity.setDrawerLocked(true)
+        mainActivity?.setDrawerLocked(true)
-        mainActivity.setToolbarShown(false)
+        mainActivity?.setToolbarShown(false)
     }
 
     private fun setupSharedElementTransitions() {
@@ -102,23 +107,25 @@ class WelcomeFragment : ProgressFragment(R.id.progress_welcome) {
         }
     }
     private suspend fun onNext() = coroutineScope {
-        val isFirstRun = mainActivity.synchronizer.isFirstRun()
+        if (mainActivity != null) {
-        val destination = if (isFirstRun) R.id.nav_firstrun_fragment else R.id.nav_sync_fragment
+            val isFirstRun = mainActivity!!.synchronizer.isFirstRun()
+            val destination = if (isFirstRun) R.id.nav_firstrun_fragment else R.id.nav_sync_fragment
 
-//        var extras = with(binding) {
+            //        var extras = with(binding) {
-//            listOf(progressWelcome, textProgressWelcome)
+            //            listOf(progressWelcome, textProgressWelcome)
-//                .map { it to it.transitionName }
+            //                .map { it to it.transitionName }
-//                .let { FragmentNavigatorExtras(*it.toTypedArray()) }
+            //                .let { FragmentNavigatorExtras(*it.toTypedArray()) }
-//        }
+            //        }
-        val extras = FragmentNavigatorExtras(
+            val extras = FragmentNavigatorExtras(
-            binding.progressWelcome to binding.progressWelcome.transitionName
+                binding.progressWelcome to binding.progressWelcome.transitionName
-        )
+            )
-        mainActivity.navController.navigate(
+            mainActivity?.navController?.navigate(
-            destination,
+                destination,
-            null,
+                null,
-            null,
+                null,
-            extras
+                extras
-        )
+            )
+        }
     }
 
 }
@@ -128,4 +135,5 @@ abstract class WelcomeFragmentModule {
 
     @ContributesAndroidInjector
     abstract fun contributeWelcomeFragment(): WelcomeFragment
+
 }

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/presenter/HistoryPresenter.kt

@@ -1,21 +1,22 @@
 package cash.z.android.wallet.ui.presenter
 
 import android.util.Log
+import cash.z.android.wallet.ui.fragment.HistoryFragment
 import cash.z.android.wallet.ui.presenter.Presenter.PresenterView
 import cash.z.wallet.sdk.dao.WalletTransaction
-import cash.z.wallet.sdk.data.ActiveSendTransaction
-import cash.z.wallet.sdk.data.ActiveTransaction
 import cash.z.wallet.sdk.data.Synchronizer
-import cash.z.wallet.sdk.data.TransactionState
 import cash.z.wallet.sdk.data.twig
-import kotlinx.coroutines.*
+import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers.Main
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
 import kotlinx.coroutines.channels.ReceiveChannel
+import kotlinx.coroutines.launch
+import javax.inject.Inject
 import kotlin.coroutines.CoroutineContext
 
-class HistoryPresenter(
+class HistoryPresenter @Inject constructor(
-    private val view: HistoryView,
+    private val view: HistoryFragment,
-    private val synchronizer: Synchronizer
+    private var synchronizer: Synchronizer
 ) : Presenter, CoroutineScope {
 
     private val job = Job()

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/presenter/HomePresenter.kt

@@ -1,6 +1,8 @@
 package cash.z.android.wallet.ui.presenter
 
 import android.util.Log
+import cash.z.android.wallet.ZcashWalletApplication
+import cash.z.android.wallet.ui.fragment.HomeFragment
 import cash.z.android.wallet.ui.presenter.Presenter.PresenterView
 import cash.z.wallet.sdk.dao.WalletTransaction
 import cash.z.wallet.sdk.data.ActiveSendTransaction
@@ -10,10 +12,11 @@ import cash.z.wallet.sdk.data.TransactionState
 import kotlinx.coroutines.*
 import kotlinx.coroutines.Dispatchers.Main
 import kotlinx.coroutines.channels.ReceiveChannel
+import javax.inject.Inject
 import kotlin.coroutines.CoroutineContext
 
-class HomePresenter(
+class HomePresenter @Inject constructor(
-    private val view: HomeView,
+    private val view: HomeFragment,
     private val synchronizer: Synchronizer
 ) : Presenter, CoroutineScope {
 

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/presenter/ProgressPresenter.kt

@@ -6,11 +6,12 @@ import cash.z.wallet.sdk.data.Twig
 import cash.z.wallet.sdk.data.twig
 import kotlinx.coroutines.*
 import kotlinx.coroutines.channels.ReceiveChannel
+import javax.inject.Inject
 import kotlin.coroutines.CoroutineContext
 
-class ProgressPresenter(
+class ProgressPresenter @Inject constructor(
     private val view: ProgressView,
-    private val synchronizer: Synchronizer
+    private var synchronizer: Synchronizer
 ) : Presenter, CoroutineScope {
 
     private val job = Job()
@@ -40,7 +41,7 @@ class ProgressPresenter(
         for (i in channel) {
             bind(i)
         }
-        // TODO: remove this temp fix:
+        // "receive" and send 100, whenever the channel is closed for send
         bind(100)
         twig("progress monitor exiting!")
     }

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/presenter/SendPresenter.kt

@@ -4,6 +4,7 @@ import cash.z.android.wallet.R
 import cash.z.android.wallet.extention.toAppInt
 import cash.z.android.wallet.extention.toAppString
 import cash.z.android.wallet.sample.SampleProperties
+import cash.z.android.wallet.ui.fragment.SendFragment
 import cash.z.android.wallet.ui.presenter.Presenter.PresenterView
 import cash.z.wallet.sdk.data.Synchronizer
 import cash.z.wallet.sdk.data.twig
@@ -15,9 +16,10 @@ import kotlinx.coroutines.Job
 import kotlinx.coroutines.channels.ReceiveChannel
 import kotlinx.coroutines.launch
 import java.math.BigDecimal
+import javax.inject.Inject
 
-class SendPresenter(
+class SendPresenter @Inject constructor(
-    private val view: SendView,
+    private val view: SendFragment,
     private val synchronizer: Synchronizer
 ) : Presenter {
 
@@ -89,6 +91,8 @@ class SendPresenter(
         //TODO: prehaps grab the activity scope or let the sycnchronizer have scope and make that function not suspend
         // also, we need to handle cancellations. So yeah, definitely do this differently
         GlobalScope.launch {
+            twig("Process: cash.z.android.wallet. checking....")
+            twig("Process: cash.z.android.wallet. is it null??? $sendUiModel")
             synchronizer.sendToAddress(sendUiModel.zatoshiValue!!, sendUiModel.toAddress)
         }
         view.exit()
@@ -156,8 +160,8 @@ class SendPresenter(
     /**
      * Called when the user has completed their update to the header value, typically on focus change.
      */
-    fun inputHeaderUpdated(amountString: String) {
+    fun inputHeaderUpdated(amountString: String): Boolean {
-        if (!validateAmount(amountString)) return
+        if (!validateAmount(amountString)) return false
 
         // either USD or ZEC -- TODO: use strong typing (and polymorphism) instead of isUsdSelected checks
         val amount = amountString.safelyConvertToBigDecimal()!! // we've already validated this as not null and it's immutable
@@ -179,20 +183,24 @@ class SendPresenter(
                 view.setHeaders(sendUiModel.isUsdSelected, headerString, subheaderString)
             }
         }
+        return true
     }
 
-    fun inputAddressUpdated(newAddress: String) {
+    fun inputAddressUpdated(newAddress: String): Boolean {
-        if (!validateAddress(newAddress)) return
+        if (!validateAddress(newAddress)) return false
         updateModel(sendUiModel.copy(toAddress = newAddress))
+        return true
     }
 
-    fun inputMemoUpdated(newMemo: String) {
+    fun inputMemoUpdated(newMemo: String): Boolean {
-        if (!validateMemo(newMemo)) return
+        if (!validateMemo(newMemo)) return false
         updateModel(sendUiModel.copy(memo = newMemo))
+        return true
     }
 
-    fun inputSendPressed() {
+    fun inputSendPressed(): Boolean {
-        if (requiresValidation && !view.checkAllInput()) return
+        // double sanity check. Make sure view and model agree and are each valid and if not, highlight the error.
+        if (!view.checkAllInput() || !validateAll()) return false
 
         with(sendUiModel) {
             view.showSendDialog(
@@ -202,6 +210,7 @@ class SendPresenter(
                 hasMemo = !memo.isBlank()
             )
         }
+        return true
     }
 
     fun bind(newZecBalance: Long) {
@@ -214,7 +223,7 @@ class SendPresenter(
     fun updateModel(newModel: SendUiModel) {
         sendUiModel = newModel.apply { hasBeenUpdated = true }
         // now that we have new data, check and see if we can clear errors and re-enable the send button
-        if (requiresValidation) view.checkAllInput()
+        if (requiresValidation) validateAll()
     }
 
     //
@@ -310,13 +319,15 @@ class SendPresenter(
         }
     }
 
-    fun validateAll(headerValue: String, toAddress: String, memo: String): Boolean {
+    fun validateAll(): Boolean {
-        val isValid = validateAmount(headerValue)
+        with(sendUiModel) {
-                && validateAddress(toAddress)
+            val isValid = validateZatoshiAmount(zatoshiValue)
-                && validateMemo(memo)
+                    && validateAddress(toAddress)
-        requiresValidation = !isValid
+                    && validateMemo(memo)
-        view.setSendEnabled(isValid)
+            requiresValidation = !isValid
-        return isValid
+            view.setSendEnabled(isValid)
+            return isValid
+        }
     }
 
 

zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/util/LottieLooper.kt

@@ -19,6 +19,7 @@ class LottieLooper(private val lottie: LottieAnimationView, private val loopRang
         if (isPlaying) return
         with(lottie) {
             setMinAndMaxFrame(1, loopRange.last)
+            progress = 0f
             repeatCount = 0
             addAnimatorListener(this@LottieLooper)
             playAnimation()
@@ -78,7 +79,7 @@ class LottieLooper(private val lottie: LottieAnimationView, private val loopRang
             lottie.pauseAnimation()
             lottie.setMinAndMaxFrame(lastFrame, lastFrame)
             lottie.progress = 1.0f
-            // wait around a bit to see if there's any movement, then quietly make my getaway
+            // wait around a bit to see if my listeners detect any movement, then quietly make my getaway
             lottie.postDelayed({
                 lottie.removeAnimatorListener(this)
                 lottie.setMinAndMaxFrame(1, lastFrame)

zcash-android-wallet-app/app/src/main/res/layout/include_home_content.xml

@@ -54,7 +54,6 @@
                     android:paddingRight="8dp"
                     android:paddingBottom="16dp"
                     android:transitionName="@string/transition_active_transaction_card"
-                    android:visibility="gone"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toBottomOf="@id/text_active_transaction_header"
                     tools:visibility="visible">
@@ -206,6 +205,7 @@
                     android:id="@+id/group_active_transaction_items"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
+                    android:visibility="gone"
                     app:constraint_referenced_ids="text_active_transaction_header,header_active_transaction" />
 
                 <androidx.constraintlayout.widget.Group

zcash-android-wallet-app/app/src/main/res/raw/sapling_tree_1550762014.json

@@ -0,0 +1,5 @@
+{
+  "height": 421720,
+  "time": 1550762014,
+  "tree": "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"
+}

zcash-android-wallet-app/app/src/mock/java/cash/z/android/wallet/di/module/SynchronizerModule.kt

@@ -16,9 +16,10 @@ import javax.inject.Singleton
 internal object SynchronizerModule {
 
     const val MOCK_LOAD_DURATION = 3_000L
-//    const val MOCK_LOAD_DURATION = 30_000L
+//    const val MOCK_LOAD_DURATION = 12_000L
     const val MOCK_TX_INTERVAL = 20_000L
-    const val MOCK_ACTIVE_TX_STATE_CHANGE_INTERVAL = 5_000L
+    const val MOCK_ACTIVE_TX_STATE_CHANGE_INTERVAL = 4_000L
+    const val MOCK_IS_FIRST_RUN: Boolean = true
 
 
     @JvmStatic
@@ -29,6 +30,7 @@ internal object SynchronizerModule {
         return SampleQrScanner()
     }
 
+
     @JvmStatic
     @Provides
     @Singleton
@@ -37,7 +39,7 @@ internal object SynchronizerModule {
             transactionInterval = MOCK_TX_INTERVAL,
             initialLoadDuration = MOCK_LOAD_DURATION,
             activeTransactionUpdateFrequency = MOCK_ACTIVE_TX_STATE_CHANGE_INTERVAL,
-            isFirstRun = true
+            isFirstRun = MOCK_IS_FIRST_RUN
         )
     }
 }

zcash-android-wallet-app/build.gradle

@@ -49,7 +49,7 @@ buildscript {
         'speeddial': 'com.leinardi.android:speed-dial:2.0.0',
         'stetho': 'com.facebook.stetho:stetho:1.5.0',
         'zcash': [
-            'walletSdk': "cash.z.android.wallet:zcash-android-wallet-sdk:1.7.1@aar"
+            'walletSdk': "cash.z.android.wallet:zcash-android-wallet-sdk:1.7.2@aar"
         ]
     ]
     repositories {