Adds special private key for Wallet Connect

app/src/main/java/com/vitorpamplona/amethyst/LocalPreferences.kt

@@ -8,10 +8,10 @@ import com.google.gson.reflect.TypeToken
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.RelaySetupInfo
 import com.vitorpamplona.amethyst.model.toByteArray
-import com.vitorpamplona.amethyst.service.model.Contact
 import com.vitorpamplona.amethyst.service.model.ContactListEvent
 import com.vitorpamplona.amethyst.service.model.Event
 import com.vitorpamplona.amethyst.service.model.Event.Companion.getRefinedEvent
+import com.vitorpamplona.amethyst.ui.note.Nip47URI
 import fr.acinq.secp256k1.Hex
 import nostr.postr.Persona
 import nostr.postr.toHex
@@ -215,7 +215,7 @@ object LocalPreferences {
 
             val zapPaymentRequestServer = try {
                 getString(PrefKeys.ZAP_PAYMENT_REQUEST_SERVER, null)?.let {
-                    gson.fromJson(it, Contact::class.java)
+                    gson.fromJson(it, Nip47URI::class.java)
                 }
             } catch (e: Throwable) {
                 e.printStackTrace()

app/src/main/java/com/vitorpamplona/amethyst/model/Account.kt

@@ -25,6 +25,7 @@ import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.service.relays.RelayPool
 import com.vitorpamplona.amethyst.ui.components.BundledUpdate
+import com.vitorpamplona.amethyst.ui.note.Nip47URI
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.GlobalScope
@@ -56,7 +57,7 @@ class Account(
     var languagePreferences: Map<String, String> = mapOf(),
     var translateTo: String = Locale.getDefault().language,
     var zapAmountChoices: List<Long> = listOf(500L, 1000L, 5000L),
-    var zapPaymentRequest: Contact? = null,
+    var zapPaymentRequest: Nip47URI? = null,
     var hideDeleteRequestDialog: Boolean = false,
     var hideBlockAlertDialog: Boolean = false,
     var backupContactList: ContactListEvent? = null
@@ -169,7 +170,7 @@ class Account(
         if (!isWriteable()) return
 
         zapPaymentRequest?.let {
-            val event = LnZapPaymentRequestEvent.create(lnInvoice, it.pubKeyHex, loggedIn.privKey!!)
+            val event = LnZapPaymentRequestEvent.create(lnInvoice, it.pubKeyHex, it.secret?.toByteArray() ?: loggedIn.privKey!!)
 
             Client.send(event, it.relayUri)
         }
@@ -572,7 +573,7 @@ class Account(
         saveable.invalidateData()
     }
 
-    fun changeZapPaymentRequest(newServer: Contact?) {
+    fun changeZapPaymentRequest(newServer: Nip47URI?) {
         zapPaymentRequest = newServer
         live.invalidateData()
         saveable.invalidateData()

app/src/main/java/com/vitorpamplona/amethyst/service/Nip47.kt

@@ -3,11 +3,12 @@ package com.vitorpamplona.amethyst.ui.note
 import android.net.Uri
 import com.vitorpamplona.amethyst.model.decodePublicKey
 import com.vitorpamplona.amethyst.model.toHexKey
-import com.vitorpamplona.amethyst.service.model.Contact
+
+data class Nip47URI(val pubKeyHex: String, val relayUri: String?, val secret: String?)
 
 // Rename to the corect nip number when ready.
 object Nip47 {
-    fun parse(uri: String): Contact? {
+    fun parse(uri: String): Nip47URI {
         // nostrwalletconnect://b889ff5b1513b641e2a139f661a661364979c5beee91842f8f0ef42ab558e9d4?relay=wss%3A%2F%2Frelay.damus.io&metadata=%7B%22name%22%3A%22Example%22%7D
 
         val url = Uri.parse(uri)
@@ -25,7 +26,8 @@ object Nip47 {
         }
 
         val relay = url.getQueryParameter("relay")
+        val secret = url.getQueryParameter("secret")
 
-        return Contact(pubkeyHex, relay)
+        return Nip47URI(pubkeyHex, relay, secret)
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/ui/note/UpdateZapAmountDialog.kt

@@ -1,6 +1,17 @@
 package com.vitorpamplona.amethyst.ui.note
 
+import android.app.Activity
+import android.app.KeyguardManager
+import android.content.Context
+import android.content.Intent
+import android.os.Build
 import android.widget.Toast
+import androidx.activity.compose.ManagedActivityResultLauncher
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.ActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.biometric.BiometricManager
+import androidx.biometric.BiometricPrompt
 import androidx.compose.animation.animateContentSize
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
@@ -12,8 +23,10 @@ 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.KeyboardOptions
+import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.Button
 import androidx.compose.material.ButtonDefaults
 import androidx.compose.material.Divider
@@ -23,12 +36,14 @@ import androidx.compose.material.MaterialTheme
 import androidx.compose.material.OutlinedTextField
 import androidx.compose.material.Surface
 import androidx.compose.material.Text
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Visibility
+import androidx.compose.material.icons.outlined.VisibilityOff
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 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
@@ -36,9 +51,12 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.input.ImeAction
 import androidx.compose.ui.text.input.KeyboardCapitalization
 import androidx.compose.ui.text.input.KeyboardType
+import androidx.compose.ui.text.input.PasswordVisualTransformation
 import androidx.compose.ui.text.input.TextFieldValue
+import androidx.compose.ui.text.input.VisualTransformation
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
@@ -48,11 +66,15 @@ import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewmodel.compose.viewModel
 import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.model.Account
-import com.vitorpamplona.amethyst.service.model.Contact
+import com.vitorpamplona.amethyst.model.decodePublicKey
+import com.vitorpamplona.amethyst.model.toHexKey
 import com.vitorpamplona.amethyst.ui.actions.CloseButton
 import com.vitorpamplona.amethyst.ui.actions.SaveButton
 import com.vitorpamplona.amethyst.ui.qrcode.SimpleQrCodeScanner
+import com.vitorpamplona.amethyst.ui.screen.loggedIn.getFragmentActivity
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.launch
+import androidx.compose.runtime.rememberCoroutineScope as rememberCoroutineScope
 
 class UpdateZapAmountViewModel : ViewModel() {
     private var account: Account? = null
@@ -61,12 +83,14 @@ class UpdateZapAmountViewModel : ViewModel() {
     var amountSet by mutableStateOf(listOf<Long>())
     var walletConnectRelay by mutableStateOf(TextFieldValue(""))
     var walletConnectPubkey by mutableStateOf(TextFieldValue(""))
+    var walletConnectSecret by mutableStateOf(TextFieldValue(""))
 
     fun load(account: Account) {
         this.account = account
         this.amountSet = account.zapAmountChoices
         this.walletConnectPubkey = account.zapPaymentRequest?.pubKeyHex?.let { TextFieldValue(it) } ?: TextFieldValue("")
         this.walletConnectRelay = account.zapPaymentRequest?.relayUri?.let { TextFieldValue(it) } ?: TextFieldValue("")
+        this.walletConnectSecret = account.zapPaymentRequest?.secret?.let { TextFieldValue(it) } ?: TextFieldValue("")
     }
 
     fun toListOfAmounts(commaSeparatedAmounts: String): List<Long> {
@@ -90,7 +114,16 @@ class UpdateZapAmountViewModel : ViewModel() {
         account?.changeZapAmounts(amountSet)
 
         if (walletConnectRelay.text.isNotBlank() && walletConnectPubkey.text.isNotBlank()) {
-            account?.changeZapPaymentRequest(Contact(walletConnectPubkey.text, walletConnectRelay.text))
+            val unverifiedPrivKey = walletConnectSecret.text.ifBlank { null }
+            val privKey = unverifiedPrivKey?.let { decodePublicKey(it).toHexKey() }
+
+            account?.changeZapPaymentRequest(
+                Nip47URI(
+                    walletConnectPubkey.text,
+                    walletConnectRelay.text.ifBlank { null },
+                    privKey
+                )
+            )
         } else {
             account?.changeZapPaymentRequest(null)
         }
@@ -106,7 +139,8 @@ class UpdateZapAmountViewModel : ViewModel() {
         return (
             amountSet != account?.zapAmountChoices ||
                 walletConnectPubkey.text != (account?.zapPaymentRequest?.pubKeyHex ?: "") ||
-                walletConnectRelay.text != (account?.zapPaymentRequest?.relayUri ?: "")
+                walletConnectRelay.text != (account?.zapPaymentRequest?.relayUri ?: "") ||
+                walletConnectSecret.text != (account?.zapPaymentRequest?.secret ?: "")
             )
     }
 }
@@ -152,180 +186,344 @@ fun UpdateZapAmountDialog(onClose: () -> Unit, account: Account) {
 
                 Spacer(modifier = Modifier.height(10.dp))
 
-                Row(modifier = Modifier.fillMaxWidth()) {
-                    Column(modifier = Modifier.animateContentSize()) {
-                        FlowRow(
-                            modifier = Modifier.fillMaxWidth(),
-                            horizontalArrangement = Arrangement.Center
-                        ) {
-                            postViewModel.amountSet.forEach { amountInSats ->
-                                Button(
-                                    modifier = Modifier.padding(horizontal = 3.dp),
-                                    shape = RoundedCornerShape(20.dp),
-                                    colors = ButtonDefaults.buttonColors(
-                                        backgroundColor = MaterialTheme.colors.primary
-                                    ),
-                                    onClick = {
-                                        postViewModel.removeAmount(amountInSats)
+                Column(
+                    modifier = Modifier.verticalScroll(rememberScrollState())
+                ) {
+                    Row(modifier = Modifier.fillMaxWidth()) {
+                        Column(modifier = Modifier.animateContentSize()) {
+                            FlowRow(
+                                modifier = Modifier.fillMaxWidth(),
+                                horizontalArrangement = Arrangement.Center
+                            ) {
+                                postViewModel.amountSet.forEach { amountInSats ->
+                                    Button(
+                                        modifier = Modifier.padding(horizontal = 3.dp),
+                                        shape = RoundedCornerShape(20.dp),
+                                        colors = ButtonDefaults.buttonColors(
+                                            backgroundColor = MaterialTheme.colors.primary
+                                        ),
+                                        onClick = {
+                                            postViewModel.removeAmount(amountInSats)
+                                        }
+                                    ) {
+                                        Text(
+                                            "⚡ ${
+                                            showAmount(
+                                                amountInSats.toBigDecimal().setScale(1)
+                                            )
+                                            } ✖",
+                                            color = Color.White,
+                                            textAlign = TextAlign.Center
+                                        )
                                     }
-                                ) {
-                                    Text(
-                                        "⚡ ${showAmount(amountInSats.toBigDecimal().setScale(1))} ✖",
-                                        color = Color.White,
-                                        textAlign = TextAlign.Center
+                                }
+                            }
+                        }
+                    }
+
+                    Spacer(modifier = Modifier.height(10.dp))
+
+                    Row(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(vertical = 5.dp),
+                        verticalAlignment = Alignment.CenterVertically
+                    ) {
+                        OutlinedTextField(
+                            label = { Text(text = stringResource(R.string.new_amount_in_sats)) },
+                            value = postViewModel.nextAmount,
+                            onValueChange = {
+                                postViewModel.nextAmount = it
+                            },
+                            keyboardOptions = KeyboardOptions.Default.copy(
+                                capitalization = KeyboardCapitalization.None,
+                                keyboardType = KeyboardType.Number
+                            ),
+                            placeholder = {
+                                Text(
+                                    text = "100, 1000, 5000",
+                                    color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
+                                )
+                            },
+                            singleLine = true,
+                            modifier = Modifier
+                                .padding(end = 10.dp)
+                                .weight(1f)
+                        )
+
+                        Button(
+                            onClick = { postViewModel.addAmount() },
+                            shape = RoundedCornerShape(20.dp),
+                            colors = ButtonDefaults.buttonColors(
+                                backgroundColor = MaterialTheme.colors.primary
+                            )
+                        ) {
+                            Text(text = stringResource(R.string.add), color = Color.White)
+                        }
+                    }
+
+                    Divider(
+                        modifier = Modifier.padding(vertical = 10.dp),
+                        thickness = 0.25.dp
+                    )
+
+                    var qrScanning by remember { mutableStateOf(false) }
+
+                    Row(
+                        modifier = Modifier.fillMaxWidth(),
+                        verticalAlignment = Alignment.CenterVertically
+                    ) {
+                        Text(
+                            stringResource(id = R.string.wallet_connect_service),
+                            Modifier.weight(1f)
+                        )
+                        IconButton(onClick = {
+                            qrScanning = true
+                        }) {
+                            Icon(
+                                painter = painterResource(R.drawable.ic_qrcode),
+                                null,
+                                modifier = Modifier.size(24.dp),
+                                tint = MaterialTheme.colors.primary
+                            )
+                        }
+                    }
+
+                    Row(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(bottom = 5.dp),
+                        verticalAlignment = Alignment.CenterVertically
+                    ) {
+                        Text(
+                            stringResource(id = R.string.wallet_connect_service_explainer),
+                            Modifier.weight(1f),
+                            color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f),
+                            fontSize = 14.sp
+                        )
+                    }
+
+                    if (qrScanning) {
+                        SimpleQrCodeScanner {
+                            qrScanning = false
+                            if (!it.isNullOrEmpty()) {
+                                try {
+                                    val contact = Nip47.parse(it)
+                                    if (contact != null) {
+                                        postViewModel.walletConnectPubkey =
+                                            TextFieldValue(contact.pubKeyHex)
+                                        postViewModel.walletConnectRelay =
+                                            TextFieldValue(contact.relayUri ?: "")
+                                        postViewModel.walletConnectSecret =
+                                            TextFieldValue(contact.secret ?: "")
+                                    }
+                                } catch (e: IllegalArgumentException) {
+                                    scope.launch {
+                                        Toast.makeText(context, e.message, Toast.LENGTH_SHORT)
+                                            .show()
+                                    }
+                                }
+                            }
+                        }
+                    }
+
+                    Row(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(vertical = 5.dp),
+                        verticalAlignment = Alignment.CenterVertically
+                    ) {
+                        OutlinedTextField(
+                            label = { Text(text = stringResource(R.string.wallet_connect_service_pubkey)) },
+                            value = postViewModel.walletConnectPubkey,
+                            onValueChange = {
+                                postViewModel.walletConnectPubkey = it
+                            },
+                            keyboardOptions = KeyboardOptions.Default.copy(
+                                capitalization = KeyboardCapitalization.None
+                            ),
+                            placeholder = {
+                                Text(
+                                    text = "npub, hex",
+                                    color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
+                                )
+                            },
+                            singleLine = true,
+                            modifier = Modifier.weight(1f)
+                        )
+                    }
+
+                    Row(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(vertical = 5.dp),
+                        verticalAlignment = Alignment.CenterVertically
+                    ) {
+                        OutlinedTextField(
+                            label = { Text(text = stringResource(R.string.wallet_connect_service_relay)) },
+                            modifier = Modifier.weight(1f),
+                            value = postViewModel.walletConnectRelay,
+                            onValueChange = { postViewModel.walletConnectRelay = it },
+                            placeholder = {
+                                Text(
+                                    text = "relay.server.com",
+                                    color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f),
+                                    maxLines = 1
+                                )
+                            },
+                            singleLine = true
+                        )
+                    }
+
+                    var showPassword by remember {
+                        mutableStateOf(false)
+                    }
+
+                    val scope = rememberCoroutineScope()
+                    val context = LocalContext.current
+
+                    val keyguardLauncher =
+                        rememberLauncherForActivityResult(ActivityResultContracts.StartActivityForResult()) { result: ActivityResult ->
+                            if (result.resultCode == Activity.RESULT_OK) {
+                                showPassword = true
+                            }
+                        }
+
+                    val authTitle = stringResource(id = R.string.wallet_connect_service_show_secret)
+
+                    Row(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(vertical = 5.dp),
+                        verticalAlignment = Alignment.CenterVertically
+                    ) {
+                        OutlinedTextField(
+                            label = { Text(text = stringResource(R.string.wallet_connect_service_secret)) },
+                            modifier = Modifier.weight(1f),
+                            value = postViewModel.walletConnectSecret,
+                            onValueChange = { postViewModel.walletConnectSecret = it },
+                            keyboardOptions = KeyboardOptions(
+                                autoCorrect = false,
+                                keyboardType = KeyboardType.Password,
+                                imeAction = ImeAction.Go
+                            ),
+                            placeholder = {
+                                Text(
+                                    text = stringResource(R.string.wallet_connect_service_secret_placeholder),
+                                    color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
+                                )
+                            },
+                            trailingIcon = {
+                                IconButton(onClick = {
+                                    if (!showPassword) {
+                                        authenticate(authTitle, context, scope, keyguardLauncher) {
+                                            showPassword = true
+                                        }
+                                    } else {
+                                        showPassword = false
+                                    }
+                                }) {
+                                    Icon(
+                                        imageVector = if (showPassword) Icons.Outlined.VisibilityOff else Icons.Outlined.Visibility,
+                                        contentDescription = if (showPassword) {
+                                            stringResource(R.string.show_password)
+                                        } else {
+                                            stringResource(
+                                                R.string.hide_password
+                                            )
+                                        }
                                     )
                                 }
-                            }
-                        }
-                    }
-                }
-
-                Spacer(modifier = Modifier.height(10.dp))
-
-                Row(
-                    modifier = Modifier
-                        .fillMaxWidth()
-                        .padding(vertical = 5.dp),
-                    verticalAlignment = Alignment.CenterVertically
-                ) {
-                    OutlinedTextField(
-                        label = { Text(text = stringResource(R.string.new_amount_in_sats)) },
-                        value = postViewModel.nextAmount,
-                        onValueChange = {
-                            postViewModel.nextAmount = it
-                        },
-                        keyboardOptions = KeyboardOptions.Default.copy(
-                            capitalization = KeyboardCapitalization.None,
-                            keyboardType = KeyboardType.Number
-                        ),
-                        placeholder = {
-                            Text(
-                                text = "100, 1000, 5000",
-                                color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-                            )
-                        },
-                        singleLine = true,
-                        modifier = Modifier
-                            .padding(end = 10.dp)
-                            .weight(1f)
-                    )
-
-                    Button(
-                        onClick = { postViewModel.addAmount() },
-                        shape = RoundedCornerShape(20.dp),
-                        colors = ButtonDefaults.buttonColors(
-                            backgroundColor = MaterialTheme.colors.primary
-                        )
-                    ) {
-                        Text(text = stringResource(R.string.add), color = Color.White)
-                    }
-                }
-
-                Divider(
-                    modifier = Modifier.padding(vertical = 10.dp),
-                    thickness = 0.25.dp
-                )
-
-                var qrScanning by remember { mutableStateOf(false) }
-
-                Row(
-                    modifier = Modifier.fillMaxWidth(),
-                    verticalAlignment = Alignment.CenterVertically
-                ) {
-                    Text(stringResource(id = R.string.wallet_connect_service), Modifier.weight(1f))
-                    IconButton(onClick = {
-                        qrScanning = true
-                    }) {
-                        Icon(
-                            painter = painterResource(R.drawable.ic_qrcode),
-                            null,
-                            modifier = Modifier.size(24.dp),
-                            tint = MaterialTheme.colors.primary
+                            },
+                            visualTransformation = if (showPassword) VisualTransformation.None else PasswordVisualTransformation()
                         )
                     }
                 }
-
-                Row(
-                    modifier = Modifier
-                        .fillMaxWidth()
-                        .padding(bottom = 5.dp),
-                    verticalAlignment = Alignment.CenterVertically
-                ) {
-                    Text(
-                        stringResource(id = R.string.wallet_connect_service_explainer),
-                        Modifier.weight(1f),
-                        color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f),
-                        fontSize = 14.sp
-                    )
-                }
-
-                if (qrScanning) {
-                    SimpleQrCodeScanner {
-                        qrScanning = false
-                        if (!it.isNullOrEmpty()) {
-                            try {
-                                val contact = Nip47.parse(it)
-                                if (contact != null) {
-                                    postViewModel.walletConnectPubkey = TextFieldValue(contact.pubKeyHex)
-                                    postViewModel.walletConnectRelay = TextFieldValue(contact.relayUri ?: "")
-                                }
-                            } catch (e: IllegalArgumentException) {
-                                scope.launch {
-                                    Toast.makeText(context, e.message, Toast.LENGTH_SHORT).show()
-                                }
-                            }
-                        }
-                    }
-                }
-
-                Row(
-                    modifier = Modifier
-                        .fillMaxWidth()
-                        .padding(vertical = 5.dp),
-                    verticalAlignment = Alignment.CenterVertically
-                ) {
-                    OutlinedTextField(
-                        label = { Text(text = stringResource(R.string.wallet_connect_service_pubkey)) },
-                        value = postViewModel.walletConnectPubkey,
-                        onValueChange = {
-                            postViewModel.walletConnectPubkey = it
-                        },
-                        keyboardOptions = KeyboardOptions.Default.copy(
-                            capitalization = KeyboardCapitalization.None
-                        ),
-                        placeholder = {
-                            Text(
-                                text = "npub, hex",
-                                color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-                            )
-                        },
-                        singleLine = true,
-                        modifier = Modifier.weight(1f)
-                    )
-                }
-
-                Row(
-                    modifier = Modifier
-                        .fillMaxWidth()
-                        .padding(vertical = 5.dp),
-                    verticalAlignment = Alignment.CenterVertically
-                ) {
-                    OutlinedTextField(
-                        label = { Text(text = stringResource(R.string.wallet_connect_service_relay)) },
-                        modifier = Modifier.weight(1f),
-                        value = postViewModel.walletConnectRelay,
-                        onValueChange = { postViewModel.walletConnectRelay = it },
-                        placeholder = {
-                            Text(
-                                text = "relay.server.com",
-                                color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f),
-                                maxLines = 1
-                            )
-                        },
-                        singleLine = true
-                    )
-                }
             }
         }
     }
 }
+
+fun authenticate(
+    title: String,
+    context: Context,
+    scope: CoroutineScope,
+    keyguardLauncher: ManagedActivityResultLauncher<Intent, ActivityResult>,
+    onApproved: () -> Unit
+) {
+    val fragmentContext = context.getFragmentActivity()!!
+    val keyguardManager =
+        fragmentContext.getSystemService(Context.KEYGUARD_SERVICE) as KeyguardManager
+
+    if (!keyguardManager.isDeviceSecure) {
+        onApproved()
+        return
+    }
+
+    @Suppress("DEPRECATION")
+    fun keyguardPrompt() {
+        val intent = keyguardManager.createConfirmDeviceCredentialIntent(
+            context.getString(R.string.app_name_release),
+            title
+        )
+
+        keyguardLauncher.launch(intent)
+    }
+
+    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.Q) {
+        keyguardPrompt()
+        return
+    }
+
+    val biometricManager = BiometricManager.from(context)
+    val authenticators = BiometricManager.Authenticators.BIOMETRIC_STRONG or BiometricManager.Authenticators.DEVICE_CREDENTIAL
+
+    val promptInfo = BiometricPrompt.PromptInfo.Builder()
+        .setTitle(context.getString(R.string.app_name_release))
+        .setSubtitle(title)
+        .setAllowedAuthenticators(authenticators)
+        .build()
+
+    val biometricPrompt = BiometricPrompt(
+        fragmentContext,
+        object : BiometricPrompt.AuthenticationCallback() {
+            override fun onAuthenticationError(errorCode: Int, errString: CharSequence) {
+                super.onAuthenticationError(errorCode, errString)
+
+                when (errorCode) {
+                    BiometricPrompt.ERROR_NEGATIVE_BUTTON -> keyguardPrompt()
+                    BiometricPrompt.ERROR_LOCKOUT -> keyguardPrompt()
+                    else ->
+                        scope.launch {
+                            Toast.makeText(
+                                context,
+                                "${context.getString(R.string.biometric_error)}: $errString",
+                                Toast.LENGTH_SHORT
+                            ).show()
+                        }
+                }
+            }
+
+            override fun onAuthenticationFailed() {
+                super.onAuthenticationFailed()
+                scope.launch {
+                    Toast.makeText(
+                        context,
+                        context.getString(R.string.biometric_authentication_failed),
+                        Toast.LENGTH_SHORT
+                    ).show()
+                }
+            }
+
+            override fun onAuthenticationSucceeded(result: BiometricPrompt.AuthenticationResult) {
+                super.onAuthenticationSucceeded(result)
+                onApproved()
+            }
+        }
+    )
+
+    when (biometricManager.canAuthenticate(authenticators)) {
+        BiometricManager.BIOMETRIC_SUCCESS -> biometricPrompt.authenticate(promptInfo)
+        else -> keyguardPrompt()
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountBackupDialog.kt

@@ -1,20 +1,12 @@
 package com.vitorpamplona.amethyst.ui.screen.loggedIn
 
 import android.app.Activity
-import android.app.KeyguardManager
 import android.content.Context
 import android.content.ContextWrapper
-import android.content.Intent
-import android.os.Build
 import android.widget.Toast
-import androidx.activity.compose.ManagedActivityResultLauncher
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.ActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
-import androidx.biometric.BiometricManager
-import androidx.biometric.BiometricManager.Authenticators.BIOMETRIC_STRONG
-import androidx.biometric.BiometricManager.Authenticators.DEVICE_CREDENTIAL
-import androidx.biometric.BiometricPrompt
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
@@ -54,6 +46,7 @@ import com.halilibo.richtext.ui.resolveDefaults
 import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.ui.actions.CloseButton
+import com.vitorpamplona.amethyst.ui.note.authenticate
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.launch
 import nostr.postr.toNsec
@@ -122,7 +115,14 @@ private fun NSecCopyButton(
     Button(
         modifier = Modifier.padding(horizontal = 3.dp),
         onClick = {
-            authenticatedCopyNSec(context, scope, account, clipboardManager, keyguardLauncher)
+            authenticate(
+                title = context.getString(R.string.copy_my_secret_key),
+                context = context,
+                scope = scope,
+                keyguardLauncher = keyguardLauncher
+            ) {
+                copyNSec(context, scope, account, clipboardManager)
+            }
         },
         shape = RoundedCornerShape(20.dp),
         colors = ButtonDefaults.buttonColors(
@@ -151,90 +151,6 @@ fun Context.getFragmentActivity(): FragmentActivity? {
     return null
 }
 
-private fun authenticatedCopyNSec(
-    context: Context,
-    scope: CoroutineScope,
-    account: Account,
-    clipboardManager: ClipboardManager,
-    keyguardLauncher: ManagedActivityResultLauncher<Intent, ActivityResult>
-) {
-    val fragmentContext = context.getFragmentActivity()!!
-    val keyguardManager =
-        fragmentContext.getSystemService(Context.KEYGUARD_SERVICE) as KeyguardManager
-
-    if (!keyguardManager.isDeviceSecure) {
-        copyNSec(context, scope, account, clipboardManager)
-        return
-    }
-
-    @Suppress("DEPRECATION")
-    fun keyguardPrompt() {
-        val intent = keyguardManager.createConfirmDeviceCredentialIntent(
-            context.getString(R.string.app_name_release),
-            context.getString(R.string.copy_my_secret_key)
-        )
-
-        keyguardLauncher.launch(intent)
-    }
-
-    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.Q) {
-        keyguardPrompt()
-        return
-    }
-
-    val biometricManager = BiometricManager.from(context)
-    val authenticators = BIOMETRIC_STRONG or DEVICE_CREDENTIAL
-
-    val promptInfo = BiometricPrompt.PromptInfo.Builder()
-        .setTitle(context.getString(R.string.app_name_release))
-        .setSubtitle(context.getString(R.string.copy_my_secret_key))
-        .setAllowedAuthenticators(authenticators)
-        .build()
-
-    val biometricPrompt = BiometricPrompt(
-        fragmentContext,
-        object : BiometricPrompt.AuthenticationCallback() {
-            override fun onAuthenticationError(errorCode: Int, errString: CharSequence) {
-                super.onAuthenticationError(errorCode, errString)
-
-                when (errorCode) {
-                    BiometricPrompt.ERROR_NEGATIVE_BUTTON -> keyguardPrompt()
-                    BiometricPrompt.ERROR_LOCKOUT -> keyguardPrompt()
-                    else ->
-                        scope.launch {
-                            Toast.makeText(
-                                context,
-                                "${context.getString(R.string.biometric_error)}: $errString",
-                                Toast.LENGTH_SHORT
-                            ).show()
-                        }
-                }
-            }
-
-            override fun onAuthenticationFailed() {
-                super.onAuthenticationFailed()
-                scope.launch {
-                    Toast.makeText(
-                        context,
-                        context.getString(R.string.biometric_authentication_failed),
-                        Toast.LENGTH_SHORT
-                    ).show()
-                }
-            }
-
-            override fun onAuthenticationSucceeded(result: BiometricPrompt.AuthenticationResult) {
-                super.onAuthenticationSucceeded(result)
-                copyNSec(context, scope, account, clipboardManager)
-            }
-        }
-    )
-
-    when (biometricManager.canAuthenticate(authenticators)) {
-        BiometricManager.BIOMETRIC_SUCCESS -> biometricPrompt.authenticate(promptInfo)
-        else -> keyguardPrompt()
-    }
-}
-
 private fun copyNSec(
     context: Context,
     scope: CoroutineScope,

app/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt

@@ -77,7 +77,7 @@ class AccountViewModel(private val account: Account) : ViewModel() {
 
                     // Awaits for the event to come back to LocalCache.
                     viewModelScope.launch(Dispatchers.IO) {
-                        delay(1000)
+                        delay(5000)
                         onProgress(0f)
                     }
                 } else {

app/src/main/res/values/strings.xml

@@ -258,9 +258,12 @@
     <string name="remove_from_public_bookmarks">Remove from Public Bookmarks</string>
 
     <string name="wallet_connect_service">Wallet Connect Service</string>
-    <string name="wallet_connect_service_explainer">Uses your private key to pay zaps without leaving the app. Anyone with access to your Nostr private key will be able to spend your wallet\'s balance. Only keep funds you are ok to lose and use a private relay if possible. The relay operator can see your payments metadata.</string>
+    <string name="wallet_connect_service_explainer">Authorizes a Nostr Secret to pay zaps without leaving the app. Keep the secret safe and use a private relay if possible</string>
     <string name="wallet_connect_service_pubkey">Wallet Connect Pubkey</string>
     <string name="wallet_connect_service_relay">Wallet Connect Relay</string>
+    <string name="wallet_connect_service_secret">Wallet Connect Secret</string>
+    <string name="wallet_connect_service_show_secret">Show secret key</string>
+    <string name="wallet_connect_service_secret_placeholder">nsec / hex private key</string>
 
     <string name="pledge_amount_in_sats">Pledge Amount in Sats</string>