composeApp/src/androidMain/kotlin/su/reya/coop/screens/ImportScreen.kt

@@ -1,14 +1,17 @@
 package su.reya.coop.screens
 
 import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.text.BasicTextField
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
@@ -16,26 +19,46 @@ import androidx.compose.material3.ExperimentalMaterial3ExpressiveApi
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.LoadingIndicator
+import androidx.compose.material3.MaterialShapes
 import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.SnackbarHost
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.material3.TopAppBarDefaults
+import androidx.compose.material3.toShape
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.SolidColor
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.input.PasswordVisualTransformation
+import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import coop.composeapp.generated.resources.Res
 import coop.composeapp.generated.resources.ic_arrow_back
+import coop.composeapp.generated.resources.ic_scanner
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.launch
 import org.jetbrains.compose.resources.painterResource
+import rust.nostr.sdk.Keys
+import rust.nostr.sdk.NostrConnectUri
+import rust.nostr.sdk.PublicKey
+import su.reya.coop.LocalNavController
+import su.reya.coop.LocalNostrViewModel
 import su.reya.coop.LocalSnackbarHostState
+import su.reya.coop.Screen
+import su.reya.coop.shared.Avatar
+import su.reya.coop.short
 
 @OptIn(ExperimentalMaterial3ExpressiveApi::class)
 @Composable
@@ -45,7 +68,48 @@ fun ImportScreen(
     onSave: (secret: String) -> Unit
 ) {
     val snackbarHostState = LocalSnackbarHostState.current
+    val navController = LocalNavController.current
+    val viewModel = LocalNostrViewModel.current
+    val scope = rememberCoroutineScope()
+
     var secret by remember { mutableStateOf("") }
+    var pubkey by remember { mutableStateOf<PublicKey?>(null) }
+    val metadata by remember(pubkey) {
+        if (pubkey != null) {
+            viewModel.getMetadata(pubkey!!)
+        } else {
+            MutableStateFlow(null)
+        }
+    }.collectAsState(null)
+
+
+    val profile = metadata?.asRecord()
+    val displayName = profile?.displayName ?: profile?.name ?: pubkey?.short() ?: "Unknown"
+    val picture = profile?.picture
+
+    val savedStateHandle = navController.currentBackStackEntry?.savedStateHandle
+    val qrResult by savedStateHandle
+        ?.getStateFlow<String?>("qr_result", null)
+        ?.collectAsState()
+        ?: remember { mutableStateOf(null) }
+
+    LaunchedEffect(qrResult) {
+        qrResult?.let { result ->
+            runCatching {
+                if (result.startsWith("nsec")) {
+                    Keys.parse(result)
+                } else if (result.startsWith("bunker://")) {
+                    NostrConnectUri.parse(result)
+                } else {
+                    throw IllegalArgumentException("Invalid secret: $result")
+                }
+            }
+                .onSuccess { it -> secret = result }
+                .onFailure { e -> println("Failed to parse QR: ${e.message}") }
+            // Clear the nav state
+            navController.currentBackStackEntry?.savedStateHandle?.remove<String>("qr_result")
+        }
+    }
 
     Scaffold(
         containerColor = MaterialTheme.colorScheme.surfaceContainer,
@@ -58,6 +122,9 @@ fun ImportScreen(
                         style = MaterialTheme.typography.titleMediumEmphasized
                     )
                 },
+                colors = TopAppBarDefaults.topAppBarColors(
+                    containerColor = MaterialTheme.colorScheme.surfaceContainer,
+                ),
                 navigationIcon = {
                     IconButton(onClick = onBack) {
                         Icon(
@@ -66,51 +133,120 @@ fun ImportScreen(
                         )
                     }
                 },
-                colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.surfaceContainer,
-                )
+                actions = {
+                    IconButton(onClick = { navController.navigate(Screen.Scan) }) {
+                        Icon(
+                            painter = painterResource(Res.drawable.ic_scanner),
+                            contentDescription = "Scanner"
+                        )
+                    }
+                }
             )
         },
         content = { innerPadding ->
-            Surface(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(top = innerPadding.calculateTopPadding()),
-                color = MaterialTheme.colorScheme.surface,
-                shape = RoundedCornerShape(topStart = 24.dp, topEnd = 24.dp),
+            Column(
+                modifier = Modifier.fillMaxSize(),
             ) {
                 Column(
                     modifier = Modifier
-                        .fillMaxSize()
-                        .padding(24.dp)
-                        .verticalScroll(rememberScrollState()),
-                    horizontalAlignment = Alignment.CenterHorizontally,
-                    verticalArrangement = Arrangement.spacedBy(16.dp)
+                        .weight(1f)
+                        .fillMaxWidth()
+                        .padding(top = innerPadding.calculateTopPadding()),
+                    verticalArrangement = Arrangement.Center,
+                    horizontalAlignment = Alignment.CenterHorizontally
                 ) {
-                    OutlinedTextField(
-                        value = secret,
-                        onValueChange = { secret = it },
-                        label = { Text("Enter nsec or bunker") },
-                        modifier = Modifier.fillMaxWidth(),
-                        singleLine = true,
-                    )
-                    Spacer(modifier = Modifier.weight(1f))
-                    Button(
-                        onClick = {
-                            onSave(secret)
-                        },
+                    Box(
                         modifier = Modifier
-                            .fillMaxWidth()
-                            .height(ButtonDefaults.LargeContainerHeight),
-                        enabled = secret.isNotBlank() && !isLoading,
+                            .size(120.dp)
+                            .clip(MaterialShapes.Pentagon.toShape()),
+                        contentAlignment = Alignment.Center
                     ) {
-                        if (isLoading) {
-                            LoadingIndicator()
-                        } else {
-                            Text(
-                                text = "Save & Continue",
-                                style = MaterialTheme.typography.titleLargeEmphasized,
-                            )
+                        Avatar(
+                            picture = picture,
+                            description = "Profile picture",
+                            modifier = Modifier.fillMaxSize(),
+                            shape = MaterialShapes.Pentagon.toShape(),
+                        )
+                    }
+                    Spacer(modifier = Modifier.size(8.dp))
+                    Text(
+                        text = displayName,
+                        textAlign = TextAlign.Center,
+                        style = MaterialTheme.typography.titleLargeEmphasized,
+                    )
+                }
+                Surface(
+                    modifier = Modifier
+                        .weight(1f)
+                        .fillMaxWidth(),
+                    color = MaterialTheme.colorScheme.surface,
+                    shape = RoundedCornerShape(topStart = 24.dp, topEnd = 24.dp),
+                ) {
+                    Column(
+                        modifier = Modifier
+                            .fillMaxSize()
+                            .padding(24.dp)
+                            .verticalScroll(rememberScrollState()),
+                        verticalArrangement = Arrangement.spacedBy(16.dp)
+                    ) {
+                        Text(
+                            text = "Enter your Secret Key or Bunker URI:",
+                            style = MaterialTheme.typography.titleMediumEmphasized.copy(
+                                fontWeight = FontWeight.SemiBold,
+                            ),
+                        )
+                        BasicTextField(
+                            value = secret,
+                            onValueChange = { secret = it },
+                            modifier = Modifier.fillMaxWidth(),
+                            maxLines = 4,
+                            visualTransformation = PasswordVisualTransformation('*'),
+                            textStyle = MaterialTheme.typography.bodyMediumEmphasized.copy(
+                                color = MaterialTheme.colorScheme.primaryFixed,
+                                fontWeight = FontWeight.SemiBold,
+                            ),
+                            cursorBrush = SolidColor(MaterialTheme.colorScheme.secondary),
+                            decorationBox = { innerTextField ->
+                                Box(contentAlignment = Alignment.CenterStart) {
+                                    if (secret.isEmpty()) {
+                                        Text(
+                                            "bunker://",
+                                            style = MaterialTheme.typography.bodyMediumEmphasized.copy(
+                                                fontWeight = FontWeight.SemiBold,
+                                            ),
+                                            color = MaterialTheme.colorScheme.onSurfaceVariant.copy(
+                                                alpha = 0.5f
+                                            )
+                                        )
+                                    }
+                                    innerTextField()
+                                }
+                            }
+                        )
+                        Spacer(modifier = Modifier.weight(1f))
+                        Button(
+                            onClick = {
+                                if (pubkey == null) {
+                                    scope.launch {
+                                        viewModel.verifyIdentity(secret).let { pubkey = it }
+                                    }
+                                } else {
+                                    onSave(secret)
+                                }
+                            },
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .height(ButtonDefaults.MediumContainerHeight),
+                            enabled = secret.isNotBlank() && !isLoading,
+                        ) {
+                            if (isLoading) {
+                                LoadingIndicator()
+                            } else {
+                                Text(
+                                    text = if (pubkey == null) "Verify" else "Continue",
+                                    style = MaterialTheme.typography.titleMediumEmphasized,
+                                )
+                            }
                         }
                     }
                 }

composeApp/src/androidMain/kotlin/su/reya/coop/screens/NewChatScreen.kt

@@ -69,8 +69,8 @@ fun NewChatScreen(
     val snackbarHostState = LocalSnackbarHostState.current
     val navController = LocalNavController.current
     val viewModel = LocalNostrViewModel.current
-    val contactList by viewModel.contactList.collectAsState(initial = emptySet())
 
+    val contactList by viewModel.contactList.collectAsState(initial = emptySet())
     val createGroup = remember { mutableStateOf(false) }
     val searchResults = remember { mutableStateListOf<PublicKey>() }
     val selectedReceivers = remember { mutableStateListOf<PublicKey>() }

composeApp/src/androidMain/kotlin/su/reya/coop/screens/NewIdentityScreen.kt

@@ -63,10 +63,11 @@ fun NewIdentityScreen(
     var bio by remember { mutableStateOf("") }
     var picture by remember { mutableStateOf<Uri?>(null) }
 
-    val launcher =
-        rememberLauncherForActivityResult(contract = ActivityResultContracts.GetContent()) { uri: Uri? ->
-            picture = uri
-        }
+    val launcher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.GetContent()
+    ) { uri: Uri? ->
+        picture = uri
+    }
 
     Scaffold(
         containerColor = MaterialTheme.colorScheme.surfaceContainer,
@@ -224,7 +225,7 @@ fun NewIdentityScreen(
                             },
                             modifier = Modifier
                                 .fillMaxWidth()
-                                .height(ButtonDefaults.LargeContainerHeight),
+                                .height(ButtonDefaults.MediumContainerHeight),
                             enabled = name.isNotBlank() && !isLoading,
                         ) {
                             if (isLoading) {
@@ -232,7 +233,7 @@ fun NewIdentityScreen(
                             } else {
                                 Text(
                                     text = "Continue",
-                                    style = MaterialTheme.typography.titleLargeEmphasized,
+                                    style = MaterialTheme.typography.titleMediumEmphasized,
                                 )
                             }
                         }

shared/src/commonMain/kotlin/su/reya/coop/Nostr.kt

@@ -569,7 +569,6 @@ class Nostr {
                         RelayUrl.parse("wss://purplepag.es") to listOf(filter),
                         RelayUrl.parse("wss://user.kindpag.es") to listOf(filter),
                         RelayUrl.parse("wss://relay.primal.net") to listOf(filter),
-                        RelayUrl.parse("wss://relay.damus.io") to listOf(filter),
                     )
                 )
 

shared/src/commonMain/kotlin/su/reya/coop/NostrViewModel.kt

@@ -295,6 +295,25 @@ class NostrViewModel(
         }
     }
 
+    suspend fun verifyIdentity(secret: String): PublicKey? {
+        if (secret.startsWith("nsec1")) {
+            val keys = Keys.parse(secret)
+            return keys.publicKey()
+        } else if (secret.startsWith("bunker://")) {
+            val appKeys = getOrInitAppKeys()
+            val bunker = NostrConnectUri.parse(secret)
+            val timeout = Duration.parse("50s") // 50 seconds timeout
+            val remote = NostrConnect(uri = bunker, appKeys, timeout, null)
+
+            // Show toast to ask user to approve the connection
+            showError("Please approve the connection.")
+
+            return remote.getPublicKeyAsync()
+        } else {
+            throw IllegalArgumentException("Invalid secret: $secret")
+        }
+    }
+
     fun importIdentity(secret: String) {
         viewModelScope.launch {
             if (secret.startsWith("nsec1")) {