[#1434] Improve Shielding UX

* [#1434] Improve Shielding UX

- Closes #1434
- Changelog update

* Trigger balances refresh after sending too

CHANGELOG.md

@@ -22,6 +22,7 @@ directly impact users rather than highlighting other key architectural updates.*
   design
 
 ### Fixed
+- Transparent funds shielding action has been improved to address the latest user feedback  
 - A few more minor UI improvements
 
 ## [1.0 (638)] - 2024-04-26

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/balances/AndroidBalances.kt

@@ -2,6 +2,7 @@
 
 package co.electriccoin.zcash.ui.screen.balances
 
+import android.widget.Toast
 import androidx.activity.ComponentActivity
 import androidx.activity.viewModels
 import androidx.compose.runtime.Composable
@@ -113,6 +114,11 @@ internal fun WrapBalances(
 
     val (isShowingErrorDialog, setShowErrorDialog) = rememberSaveable { mutableStateOf(false) }
 
+    fun showShieldingSuccess() {
+        setShieldState(ShieldState.Shielded)
+        Toast.makeText(context, context.getString(R.string.balances_shielding_successful), Toast.LENGTH_LONG).show()
+    }
+
     suspend fun showShieldingError(errorMessage: String?) {
         Twig.error { "Shielding proposal failed with: $errorMessage" }
 
@@ -167,16 +173,18 @@ internal fun WrapBalances(
                                     spendingKey = spendingKey,
                                     proposal = newProposal
                                 )
+
+                            // Triggering the transaction history and balances refresh to be notified immediately
+                            // about the wallet's updated state
+                            (synchronizer as SdkSynchronizer).run {
+                                refreshTransactions()
+                                refreshAllBalances()
+                            }
+
                             when (result) {
                                 SubmitResult.Success -> {
                                     Twig.info { "Shielding transaction done successfully" }
-                                    setShieldState(ShieldState.Shielded)
+                                    showShieldingSuccess()
-                                    // Triggering transaction history refresh to be notified about the newly created
-                                    // transaction asap
-                                    (synchronizer as SdkSynchronizer).refreshTransactions()
-
-                                    // We could consider notifying UI with a change to emphasize the shielding action
-                                    // was successful, or we could switch the selected tab to Account
                                 }
                                 is SubmitResult.SimpleTrxFailure -> {
                                     Twig.warn { "Shielding transaction failed" }
@@ -205,15 +213,9 @@ fun updateTransparentBalanceState(
     walletSnapshot: WalletSnapshot?
 ): ShieldState {
     return when {
-        (walletSnapshot == null) -> {
+        (walletSnapshot == null) -> currentShieldState
-            currentShieldState
+        (walletSnapshot.transparentBalance >= Zatoshi(DEFAULT_SHIELDING_THRESHOLD) && currentShieldState.isEnabled()) ->
-        }
+            ShieldState.Available
-        (
+        else -> currentShieldState
-            walletSnapshot.transparentBalance >= Zatoshi(DEFAULT_SHIELDING_THRESHOLD) &&
-                currentShieldState.isEnabled()
-        ) -> ShieldState.Available
-        else -> {
-            currentShieldState
-        }
     }
 }

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/sendconfirmation/AndroidSendConfirmation.kt

@@ -78,7 +78,7 @@ internal fun MainActivity.WrapSendConfirmation(
 
 @VisibleForTesting
 @Composable
-@Suppress("LongParameterList", "LongMethod")
+@Suppress("LongParameterList", "LongMethod", "CyclomaticComplexMethod")
 internal fun WrapSendConfirmation(
     activity: ComponentActivity,
     arguments: SendConfirmationArguments,
@@ -182,12 +182,17 @@ internal fun WrapSendConfirmation(
                             spendingKey = spendingKey,
                             proposal = newZecSend.proposal!!
                         )
+
+                    // Triggering the transaction history and balances refresh to be notified immediately
+                    // about the wallet's updated state
+                    (synchronizer as SdkSynchronizer).run {
+                        refreshTransactions()
+                        refreshAllBalances()
+                    }
+
                     when (result) {
                         SubmitResult.Success -> {
                             setStage(SendConfirmationStage.Confirmation)
-                            // Triggering transaction history refreshing to be notified about the newly created
-                            // transaction asap
-                            (synchronizer as SdkSynchronizer).refreshTransactions()
                             goHome()
                         }
                         is SubmitResult.SimpleTrxFailure -> {

ui-lib/src/main/res/ui/balances/values/strings.xml

@@ -28,6 +28,8 @@
     <string name="balances_status_detailed_stopped">Synchronizer stopped</string>
     <string name="balances_status_restoring_text">The restore process can take several hours on lower-powered devices, and even on powerful devices is likely to take more than an hour.</string>
 
+    <string name="balances_shielding_successful">Shielding has been successfully submitted</string>
+
     <string name="balances_shielding_dialog_error_title">Failed to shield funds</string>
     <string name="balances_shielding_dialog_error_text">Error: The attempt to shield the transparent funds failed. Try it again, please.</string>
     <string name="balances_shielding_dialog_error_btn">OK</string>