nice

app/src/main/java/com/bitchat/android/ui/ChatScreen.kt

@@ -51,7 +51,8 @@ import java.util.*
 @Composable
 fun ChatScreen(
     viewModel: ChatViewModel,
-    onWalletClick: () -> Unit = {}
+    onWalletClick: () -> Unit = {},
+    onWalletClickWithToken: ((String) -> Unit)? = null
 ) {
     val colorScheme = MaterialTheme.colorScheme
     val messages by viewModel.messages.observeAsState(emptyList())
@@ -109,11 +110,9 @@ fun ChatScreen(
                     messages = displayMessages,
                     currentUserNickname = nickname,
                     meshService = viewModel.meshService,
-                    onCashuPaymentClick = { token ->
+                    onCashuPaymentClick = { parsedToken ->
                         // Open wallet with the receive dialog pre-filled with this token
-                        onWalletClick()
-                        // TODO: We need to pass the token to the wallet somehow
-                        // This could be done through a shared state, intent, or callback
+                        onWalletClickWithToken?.invoke(parsedToken.originalString) ?: onWalletClick()
                     },
                     modifier = Modifier.fillMaxSize()
                 )

app/src/main/java/com/bitchat/android/ui/MainAppScreen.kt

@@ -54,7 +54,12 @@ fun MainAppScreen(
         when (selectedTab) {
             0 -> ChatScreen(
                 viewModel = chatViewModel,
-                onWalletClick = { selectedTab = 1 } // Switch to wallet tab when header button is clicked
+                onWalletClick = { selectedTab = 1 }, // Switch to wallet tab when header button is clicked
+                onWalletClickWithToken = { token ->
+                    // Switch to wallet and open receive dialog with the token
+                    selectedTab = 1
+                    walletViewModel.openReceiveDialogWithToken(token)
+                }
             ) 
             1 -> WalletScreen(
                 walletViewModel = walletViewModel,

app/src/main/java/com/bitchat/android/wallet/ui/ReceiveDialog.kt

@@ -174,7 +174,7 @@ private fun CashuReceiveContent(
     decodedToken: CashuToken?,
     isLoading: Boolean
 ) {
-    var token by remember { mutableStateOf("") }
+    val token by viewModel.tokenInput.observeAsState("")
     val clipboardManager = LocalClipboardManager.current
     
     if (decodedToken != null) {
@@ -302,10 +302,7 @@ private fun CashuReceiveContent(
             OutlinedTextField(
                 value = token,
                 onValueChange = { 
-                    token = it
-                    if (it.isNotEmpty() && it.startsWith("cashu")) {
-                        viewModel.decodeCashuToken(it)
-                    }
+                    viewModel.setTokenInput(it)
                 },
                 label = {
                     Text(
@@ -354,8 +351,7 @@ private fun CashuReceiveContent(
                 onClick = {
                     clipboardManager.getText()?.text?.let { clipText ->
                         if (clipText.startsWith("cashu")) {
-                            token = clipText
-                            viewModel.decodeCashuToken(clipText)
+                            viewModel.setTokenInput(clipText)
                         }
                     }
                 },

app/src/main/java/com/bitchat/android/wallet/ui/SuccessAnimation.kt

@@ -0,0 +1,214 @@
+package com.bitchat.android.wallet.ui
+
+import androidx.compose.animation.core.*
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.automirrored.filled.Send
+import androidx.compose.material.icons.filled.*
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.scale
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.bitchat.android.wallet.viewmodel.WalletViewModel
+import kotlinx.coroutines.delay
+
+/**
+ * Fullscreen success animation component for wallet operations
+ */
+@Composable
+fun SuccessAnimation(
+    animationData: WalletViewModel.SuccessAnimationData,
+    onAnimationComplete: () -> Unit,
+    modifier: Modifier = Modifier
+) {
+    var isVisible by remember { mutableStateOf(true) }
+    
+    // Auto-hide after animation duration
+    LaunchedEffect(animationData) {
+        delay(2500) // Show for 2.5 seconds
+        isVisible = false
+        delay(300) // Allow fade out animation to complete
+        onAnimationComplete()
+    }
+    
+    // Scale animation for the icon
+    val infiniteTransition = rememberInfiniteTransition(label = "success_animation")
+    val iconScale by infiniteTransition.animateFloat(
+        initialValue = 1f,
+        targetValue = 1.1f,
+        animationSpec = infiniteRepeatable(
+            animation = tween(durationMillis = 1000, easing = FastOutSlowInEasing),
+            repeatMode = RepeatMode.Reverse
+        ),
+        label = "icon_scale"
+    )
+    
+    // Pulsing background effect
+    val backgroundAlpha by infiniteTransition.animateFloat(
+        initialValue = 0.9f,
+        targetValue = 1f,
+        animationSpec = infiniteRepeatable(
+            animation = tween(durationMillis = 1500, easing = FastOutSlowInEasing),
+            repeatMode = RepeatMode.Reverse
+        ),
+        label = "background_alpha"
+    )
+    
+    // Entry animation
+    val scale by animateFloatAsState(
+        targetValue = if (isVisible) 1f else 0.8f,
+        animationSpec = spring(dampingRatio = 0.6f, stiffness = Spring.StiffnessLow),
+        label = "entry_scale"
+    )
+    
+    val alpha by animateFloatAsState(
+        targetValue = if (isVisible) 1f else 0f,
+        animationSpec = tween(durationMillis = 300),
+        label = "entry_alpha"
+    )
+    
+    if (alpha > 0f) {
+        Box(
+            modifier = modifier
+                .fillMaxSize()
+                .background(Color.Black.copy(alpha = backgroundAlpha * alpha)),
+            contentAlignment = Alignment.Center
+        ) {
+            Column(
+                horizontalAlignment = Alignment.CenterHorizontally,
+                verticalArrangement = Arrangement.spacedBy(24.dp),
+                modifier = Modifier.scale(scale)
+            ) {
+                // Success icon with pulsing circle background
+                Box(
+                    contentAlignment = Alignment.Center,
+                    modifier = Modifier.size(120.dp)
+                ) {
+                    // Pulsing background circle
+                    Box(
+                        modifier = Modifier
+                            .size(100.dp)
+                            .background(
+                                Color(0xFF00C851).copy(alpha = 0.2f),
+                                CircleShape
+                            )
+                    )
+                    
+                    // Inner circle
+                    Box(
+                        modifier = Modifier
+                            .size(80.dp)
+                            .background(
+                                Color(0xFF00C851),
+                                CircleShape
+                            )
+                            .scale(iconScale),
+                        contentAlignment = Alignment.Center
+                    ) {
+                        Icon(
+                            imageVector = getIconForAnimationType(animationData.type),
+                            contentDescription = "Success",
+                            tint = Color.Black,
+                            modifier = Modifier.size(40.dp)
+                        )
+                    }
+                }
+                
+                // Success message
+                Text(
+                    text = "SUCCESS!",
+                    color = Color(0xFF00C851),
+                    fontSize = 28.sp,
+                    fontWeight = FontWeight.Bold,
+                    fontFamily = FontFamily.Monospace,
+                    letterSpacing = 2.sp
+                )
+                
+                // Amount
+                Text(
+                    text = formatAmount(animationData.amount, animationData.unit),
+                    color = Color.White,
+                    fontSize = 24.sp,
+                    fontWeight = FontWeight.Bold,
+                    fontFamily = FontFamily.Monospace
+                )
+                
+                // Description
+                Text(
+                    text = animationData.description,
+                    color = Color.Gray,
+                    fontSize = 16.sp,
+                    fontFamily = FontFamily.Monospace,
+                    textAlign = TextAlign.Center,
+                    modifier = Modifier.padding(horizontal = 32.dp)
+                )
+                
+                // Animated checkmark or icon indicator
+                Row(
+                    verticalAlignment = Alignment.CenterVertically,
+                    horizontalArrangement = Arrangement.spacedBy(8.dp)
+                ) {
+                    for (i in 0..2) {
+                        val dotAlpha by infiniteTransition.animateFloat(
+                            initialValue = 0.3f,
+                            targetValue = 1f,
+                            animationSpec = infiniteRepeatable(
+                                animation = tween(durationMillis = 600),
+                                repeatMode = RepeatMode.Reverse,
+                                initialStartOffset = StartOffset(i * 200)
+                            ),
+                            label = "dot_$i"
+                        )
+                        
+                        Box(
+                            modifier = Modifier
+                                .size(8.dp)
+                                .background(
+                                    Color(0xFF00C851).copy(alpha = dotAlpha),
+                                    CircleShape
+                                )
+                        )
+                    }
+                }
+            }
+        }
+    }
+}
+
+/**
+ * Get appropriate icon for animation type
+ */
+private fun getIconForAnimationType(type: WalletViewModel.SuccessAnimationType): ImageVector {
+    return when (type) {
+        WalletViewModel.SuccessAnimationType.CASHU_RECEIVED -> Icons.Filled.Download
+        WalletViewModel.SuccessAnimationType.CASHU_SENT -> Icons.Filled.Upload
+        WalletViewModel.SuccessAnimationType.LIGHTNING_RECEIVED -> Icons.Filled.FlashOn
+        WalletViewModel.SuccessAnimationType.LIGHTNING_SENT -> Icons.AutoMirrored.Filled.Send
+    }
+}
+
+/**
+ * Format amount for display
+ */
+private fun formatAmount(amount: Long, unit: String): String {
+    return when (unit.lowercase()) {
+        "sat", "sats" -> {
+            when {
+                amount >= 100_000_000 -> String.format("%.2f BTC", amount / 100_000_000.0)
+                amount >= 1000 -> String.format("%,d sats", amount)
+                else -> "$amount sats"
+            }
+        }
+        else -> "$amount $unit"
+    }
+} 

app/src/main/java/com/bitchat/android/wallet/ui/WalletScreen.kt

@@ -13,9 +13,12 @@ import androidx.compose.ui.text.font.FontFamily
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import androidx.compose.ui.zIndex
 import androidx.lifecycle.viewmodel.compose.viewModel
 import com.bitchat.android.wallet.viewmodel.WalletViewModel
 
+// Import the SuccessAnimation component (same package, no need for full path)
+
 /**
  * Main wallet screen with bottom navigation
  */
@@ -30,6 +33,8 @@ fun WalletScreen(
     var showSendView by remember { mutableStateOf(false) }
     val showSendDialog by walletViewModel.showSendDialog.observeAsState(false)
     val showReceiveDialog by walletViewModel.showReceiveDialog.observeAsState(false)
+    val showSuccessAnimation by walletViewModel.showSuccessAnimation.observeAsState(false)
+    val successAnimationData by walletViewModel.successAnimationData.observeAsState()
     
     // Back handler for the wallet
     fun handleBackPress(): Boolean {
@@ -64,74 +69,88 @@ fun WalletScreen(
         }
     }
     
-    if (showReceiveView) {
-        // Full-screen ReceiveView
-        ReceiveView(
-            viewModel = walletViewModel,
-            onNavigateBack = { 
-                showReceiveView = false 
-                walletViewModel.hideReceiveDialog()
-            }
-        )
-    } else if (showSendView) {
-        // Full-screen SendView
-        SendView(
-            viewModel = walletViewModel,
-            onNavigateBack = { 
-                showSendView = false 
-                walletViewModel.hideSendDialog()
-            }
-        )
-    } else {
-        Column(modifier = modifier.fillMaxSize()) {
-            // Content
-            when (selectedTab) {
-                0 -> WalletOverview(
-                    viewModel = walletViewModel,
-                    onBackToChat = onBackToChat,
-                    modifier = Modifier.weight(1f)
-                )
-                1 -> TransactionHistory(
-                    transactions = walletViewModel.getAllTransactions().observeAsState(initial = emptyList()).value,
-                    modifier = Modifier.weight(1f),
-                    onTransactionClick = { transaction ->
-                        // For lightning receive transactions, open the receive view with the quote
-                        if (transaction.type == com.bitchat.android.wallet.data.TransactionType.LIGHTNING_RECEIVE && 
-                            transaction.quote != null) {
-                            walletViewModel.setCurrentMintQuote(transaction.quote!!)
-                            showReceiveView = true
+    Box(modifier = modifier.fillMaxSize()) {
+        // Main content
+        if (showReceiveView) {
+            // Full-screen ReceiveView
+            ReceiveView(
+                viewModel = walletViewModel,
+                onNavigateBack = { 
+                    showReceiveView = false 
+                    walletViewModel.hideReceiveDialog()
+                }
+            )
+        } else if (showSendView) {
+            // Full-screen SendView
+            SendView(
+                viewModel = walletViewModel,
+                onNavigateBack = { 
+                    showSendView = false 
+                    walletViewModel.hideSendDialog()
+                }
+            )
+        } else {
+            Column(modifier = Modifier.fillMaxSize()) {
+                // Content
+                when (selectedTab) {
+                    0 -> WalletOverview(
+                        viewModel = walletViewModel,
+                        onBackToChat = onBackToChat,
+                        modifier = Modifier.weight(1f)
+                    )
+                    1 -> TransactionHistory(
+                        transactions = walletViewModel.getAllTransactions().observeAsState(initial = emptyList()).value,
+                        modifier = Modifier.weight(1f),
+                        onTransactionClick = { transaction ->
+                            // For lightning receive transactions, open the receive view with the quote
+                            if (transaction.type == com.bitchat.android.wallet.data.TransactionType.LIGHTNING_RECEIVE && 
+                                transaction.quote != null) {
+                                walletViewModel.setCurrentMintQuote(transaction.quote!!)
+                                showReceiveView = true
+                            }
                         }
-                    }
-                )
-                2 -> MintsScreen(viewModel = walletViewModel, modifier = Modifier.weight(1f))
-                3 -> WalletSettings(
-                    viewModel = walletViewModel,
-                    onBackClick = { /* No back action needed in tab navigation */ }
+                    )
+                    2 -> MintsScreen(viewModel = walletViewModel, modifier = Modifier.weight(1f))
+                    3 -> WalletSettings(
+                        viewModel = walletViewModel,
+                        onBackClick = { /* No back action needed in tab navigation */ }
+                    )
+                }
+                
+                // Bottom Navigation
+                WalletBottomNavigation(
+                    selectedTab = selectedTab,
+                    onTabSelected = { selectedTab = it }
                 )
             }
-            
-            // Bottom Navigation
-            WalletBottomNavigation(
-                selectedTab = selectedTab,
-                onTabSelected = { selectedTab = it }
+        }
+        
+        // Success animation overlay
+        if (showSuccessAnimation && successAnimationData != null) {
+            SuccessAnimation(
+                animationData = successAnimationData!!,
+                onAnimationComplete = {
+                    walletViewModel.hideSuccessAnimation()
+                },
+                modifier = Modifier.zIndex(10f)
             )
         }
     }
     
-    // Handle dialog states
-    if (showSendDialog) {
-        LaunchedEffect(showSendDialog) {
-            if (showSendDialog) {
-                showSendView = true
-            }
+    // Handle dialog states - sync local view state with ViewModel dialog state
+    LaunchedEffect(showSendDialog) {
+        if (showSendDialog) {
+            showSendView = true
+        } else {
+            showSendView = false
         }
     }
     
-    if (showReceiveDialog) {
-        LaunchedEffect(showReceiveDialog) {
-            if (showReceiveDialog) {
-                showReceiveView = true
-            }
+    LaunchedEffect(showReceiveDialog) {
+        if (showReceiveDialog) {
+            showReceiveView = true
+        } else {
+            showReceiveView = false
         }
     }
     

app/src/main/java/com/bitchat/android/wallet/viewmodel/WalletViewModel.kt

@@ -82,12 +82,40 @@ class WalletViewModel(application: Application) : AndroidViewModel(application)
     private val _currentMeltQuote = MutableLiveData<MeltQuote?>(null)
     val currentMeltQuote: LiveData<MeltQuote?> = _currentMeltQuote
     
+    // Token input state for receive dialog
+    private val _tokenInput = MutableLiveData<String>("")
+    val tokenInput: LiveData<String> = _tokenInput
+    
+    // Success animation state
+    private val _showSuccessAnimation = MutableLiveData<Boolean>(false)
+    val showSuccessAnimation: LiveData<Boolean> = _showSuccessAnimation
+    
+    private val _successAnimationData = MutableLiveData<SuccessAnimationData?>(null)
+    val successAnimationData: LiveData<SuccessAnimationData?> = _successAnimationData
+    
     // State management
     private var pollingJob: kotlinx.coroutines.Job? = null
     
     enum class SendType { CASHU, LIGHTNING }
     enum class ReceiveType { CASHU, LIGHTNING }
     
+    /**
+     * Data for success animation display
+     */
+    data class SuccessAnimationData(
+        val type: SuccessAnimationType,
+        val amount: Long,
+        val unit: String,
+        val description: String
+    )
+    
+    enum class SuccessAnimationType {
+        CASHU_RECEIVED,
+        CASHU_SENT, 
+        LIGHTNING_RECEIVED,
+        LIGHTNING_SENT
+    }
+    
     init {
         loadInitialData()
         startPolling()
@@ -359,6 +387,7 @@ class WalletViewModel(application: Application) : AndroidViewModel(application)
         _decodedToken.value = null
         _currentMintQuote.value = null
         _receiveType.value = ReceiveType.CASHU
+        clearTokenInput()
     }
     
     fun setSendType(type: SendType) {
@@ -381,6 +410,30 @@ class WalletViewModel(application: Application) : AndroidViewModel(application)
         _errorMessage.value = null
     }
     
+    // Token input management
+    fun setTokenInput(token: String) {
+        _tokenInput.value = token
+        if (token.isNotEmpty() && token.startsWith("cashu")) {
+            decodeCashuToken(token)
+        }
+    }
+    
+    fun clearTokenInput() {
+        _tokenInput.value = ""
+        _decodedToken.value = null
+    }
+    
+    // Success animation management
+    fun showSuccessAnimation(animationData: SuccessAnimationData) {
+        _successAnimationData.value = animationData
+        _showSuccessAnimation.value = true
+    }
+    
+    fun hideSuccessAnimation() {
+        _showSuccessAnimation.value = false
+        _successAnimationData.value = null
+    }
+    
     // Back navigation handler
     private var backHandler: (() -> Boolean)? = null
     
@@ -488,7 +541,23 @@ class WalletViewModel(application: Application) : AndroidViewModel(application)
                     repository.saveTransaction(transaction).onSuccess {
                         loadTransactions()
                         refreshBalance()
+                        
+                        // Clear token input immediately
+                        clearTokenInput()
+                        
+                        // Show success animation
+                        val animationData = SuccessAnimationData(
+                            type = SuccessAnimationType.CASHU_RECEIVED,
+                            amount = amount,
+                            unit = "sat",
+                            description = "Cashu token received successfully!"
+                        )
+                        showSuccessAnimation(animationData)
+                        
+                        // Close receive dialog after animation starts
+                        delay(500) // Short delay to let animation start
                         hideReceiveDialog()
+                        
                     }.onFailure { error ->
                         Log.e(TAG, "Failed to save transaction", error)
                         _errorMessage.value = "Failed to save transaction: ${error.message}"
@@ -797,6 +866,47 @@ class WalletViewModel(application: Application) : AndroidViewModel(application)
         }
     }
     
+    // Utility function to format sats
+    private fun formatSats(sats: Long): String {
+        return when {
+            sats >= 100_000_000 -> String.format("%.2f BTC", sats / 100_000_000.0)
+            sats >= 1000 -> String.format("%,d sats", sats)
+            else -> "$sats sats"
+        }
+    }
+    
+    /**
+     * Open receive dialog with a pre-filled Cashu token (for external integrations like chat)
+     */
+    fun openReceiveDialogWithToken(tokenString: String) {
+        viewModelScope.launch {
+            try {
+                // Clear any existing state first
+                hideReceiveDialog()
+                _tokenInput.value = ""
+                _decodedToken.value = null
+                
+                // Set the receive type to Cashu
+                _receiveType.value = ReceiveType.CASHU
+                
+                // Set the token input which will trigger decoding
+                _tokenInput.value = tokenString
+                
+                // Decode the token
+                decodeCashuToken(tokenString)
+                
+                // Show the receive dialog
+                _showReceiveDialog.value = true
+                
+                Log.d(TAG, "Opened receive dialog with token: ${tokenString.take(20)}...")
+                
+            } catch (e: Exception) {
+                Log.e(TAG, "Error opening receive dialog with token", e)
+                _errorMessage.value = "Failed to process token: ${e.message}"
+            }
+        }
+    }
+    
     /**
      * Get full transaction history (not just last 10)
      */