Moves the default zap type to a state flow and avoids passing on to the screen when using the default value.

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

@@ -296,7 +296,7 @@ object LocalPreferences {
                         PrefKeys.REACTION_CHOICES,
                         Event.mapper.writeValueAsString(account.reactionChoices),
                     )
-                    putString(PrefKeys.DEFAULT_ZAPTYPE, account.defaultZapType.name)
+                    putString(PrefKeys.DEFAULT_ZAPTYPE, account.defaultZapType.value.name)
                     putString(
                         PrefKeys.DEFAULT_FILE_SERVER,
                         Event.mapper.writeValueAsString(account.defaultFileServer),
@@ -658,7 +658,7 @@ object LocalPreferences {
                         translateTo = translateTo,
                         zapAmountChoices = zapAmountChoices,
                         reactionChoices = reactionChoices,
-                        defaultZapType = defaultZapType,
+                        defaultZapType = MutableStateFlow(defaultZapType),
                         defaultFileServer = defaultFileServer,
                         defaultHomeFollowList = MutableStateFlow(defaultHomeFollowList),
                         defaultStoriesFollowList = MutableStateFlow(defaultStoriesFollowList),

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

@@ -184,7 +184,7 @@ class Account(
     var translateTo: String = Locale.getDefault().language,
     var zapAmountChoices: List<Long> = DefaultZapAmounts,
     var reactionChoices: List<String> = DefaultReactions,
-    var defaultZapType: LnZapEvent.ZapType = LnZapEvent.ZapType.PUBLIC,
+    var defaultZapType: MutableStateFlow<LnZapEvent.ZapType> = MutableStateFlow(LnZapEvent.ZapType.PUBLIC),
     var defaultFileServer: Nip96MediaServers.ServerName = Nip96MediaServers.DEFAULT[0],
     var defaultHomeFollowList: MutableStateFlow<String> = MutableStateFlow(KIND3_FOLLOWS),
     var defaultStoriesFollowList: MutableStateFlow<String> = MutableStateFlow(GLOBAL_FOLLOWS),
@@ -2665,7 +2665,7 @@ class Account(
     }
 
     fun changeDefaultZapType(zapType: LnZapEvent.ZapType) {
-        defaultZapType = zapType
+        defaultZapType.tryEmit(zapType)
         live.invalidateData()
         saveable.invalidateData()
     }

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/actions/EditPostView.kt

@@ -355,7 +355,7 @@ fun EditPostView(
                                             InvoiceRequest(
                                                 lud16,
                                                 user.pubkeyHex,
-                                                accountViewModel.account,
+                                                accountViewModel,
                                                 stringRes(id = R.string.lightning_invoice),
                                                 stringRes(id = R.string.lightning_create_and_add_invoice),
                                                 onSuccess = {

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewPostView.kt

@@ -515,7 +515,7 @@ fun NewPostView(
                                                 InvoiceRequest(
                                                     lud16,
                                                     accountViewModel.account.userProfile().pubkeyHex,
-                                                    accountViewModel.account,
+                                                    accountViewModel,
                                                     stringRes(id = R.string.lightning_invoice),
                                                     stringRes(id = R.string.lightning_create_and_add_invoice),
                                                     onSuccess = {

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/components/InvoiceRequest.kt

@@ -37,7 +37,6 @@ import androidx.compose.runtime.Composable
 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
@@ -52,24 +51,19 @@ import androidx.compose.ui.unit.sp
 import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.commons.hashtags.CustomHashTagIcons
 import com.vitorpamplona.amethyst.commons.hashtags.Lightning
-import com.vitorpamplona.amethyst.model.Account
+import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
-import com.vitorpamplona.amethyst.model.LocalCache
-import com.vitorpamplona.amethyst.service.lnurl.LightningAddressResolver
 import com.vitorpamplona.amethyst.ui.stringRes
 import com.vitorpamplona.amethyst.ui.theme.DividerThickness
 import com.vitorpamplona.amethyst.ui.theme.QuoteBorder
 import com.vitorpamplona.amethyst.ui.theme.Size20Modifier
 import com.vitorpamplona.amethyst.ui.theme.placeholderText
 import com.vitorpamplona.amethyst.ui.theme.subtleBorder
-import com.vitorpamplona.quartz.events.LnZapEvent
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
 
 @Composable
 fun InvoiceRequestCard(
     lud16: String,
     toUserPubKeyHex: String,
-    account: Account,
+    accountViewModel: AccountViewModel,
     titleText: String? = null,
     buttonText: String? = null,
     onSuccess: (String) -> Unit,
@@ -90,7 +84,7 @@ fun InvoiceRequestCard(
             InvoiceRequest(
                 lud16,
                 toUserPubKeyHex,
-                account,
+                accountViewModel,
                 titleText,
                 buttonText,
                 onSuccess,
@@ -105,7 +99,7 @@ fun InvoiceRequestCard(
 fun InvoiceRequest(
     lud16: String,
     toUserPubKeyHex: String,
-    account: Account,
+    accountViewModel: AccountViewModel,
     titleText: String? = null,
     buttonText: String? = null,
     onSuccess: (String) -> Unit,
@@ -113,7 +107,6 @@ fun InvoiceRequest(
     onError: (String, String) -> Unit,
 ) {
     val context = LocalContext.current
-    val scope = rememberCoroutineScope()
 
     Row(
         verticalAlignment = Alignment.CenterVertically,
@@ -186,36 +179,16 @@ fun InvoiceRequest(
     Button(
         modifier = Modifier.fillMaxWidth().padding(vertical = 10.dp),
         onClick = {
-            scope.launch(Dispatchers.IO) {
+            accountViewModel.sendSats(
-                if (account.defaultZapType == LnZapEvent.ZapType.NONZAP) {
+                lnaddress = lud16,
-                    LightningAddressResolver()
+                milliSats = amount * 1000,
-                        .lnAddressInvoice(
+                message = message,
-                            lud16,
+                toUserPubKeyHex = toUserPubKeyHex,
-                            amount * 1000,
-                            message,
-                            null,
                 onSuccess = onSuccess,
                 onError = onError,
                 onProgress = {},
                 context = context,
             )
-                } else {
-                    account.createZapRequestFor(toUserPubKeyHex, message, account.defaultZapType) { zapRequest ->
-                        LocalCache.justConsume(zapRequest, null)
-                        LightningAddressResolver()
-                            .lnAddressInvoice(
-                                lud16,
-                                amount * 1000,
-                                message,
-                                zapRequest.toJson(),
-                                onSuccess = onSuccess,
-                                onError = onError,
-                                onProgress = {},
-                                context = context,
-                            )
-                    }
-                }
-            }
         },
         shape = QuoteBorder,
         colors =

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/PollNote.kt

@@ -85,7 +85,6 @@ import com.vitorpamplona.amethyst.ui.theme.mediumImportanceLink
 import com.vitorpamplona.amethyst.ui.theme.placeholderText
 import com.vitorpamplona.quartz.events.EmptyTagList
 import com.vitorpamplona.quartz.events.ImmutableListOfLists
-import com.vitorpamplona.quartz.events.LnZapEvent
 import com.vitorpamplona.quartz.events.toImmutableListOfLists
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.collections.immutable.persistentListOf
@@ -398,7 +397,6 @@ fun ZapVote(
                             },
                             onProgress = { scope.launch(Dispatchers.Main) { zappingProgress = it } },
                             onPayViaIntent = {},
-                            zapType = accountViewModel.account.defaultZapType,
                         )
                     } else {
                         wantsToZap = true
@@ -522,10 +520,6 @@ fun FilteredZapAmountChoicePopup(
     val context = LocalContext.current
 
     val accountState by accountViewModel.accountLiveData.observeAsState()
-    val defaultZapType by
-        remember(accountState) {
-            derivedStateOf { accountState?.account?.defaultZapType ?: LnZapEvent.ZapType.PRIVATE }
-        }
 
     val zapMessage = ""
 
@@ -554,7 +548,6 @@ fun FilteredZapAmountChoicePopup(
                             onError,
                             onProgress,
                             onPayViaIntent,
-                            defaultZapType,
                         )
                         onDismiss()
                     },
@@ -581,7 +574,6 @@ fun FilteredZapAmountChoicePopup(
                                         onError,
                                         onProgress,
                                         onPayViaIntent,
-                                        defaultZapType,
                                     )
                                     onDismiss()
                                 },

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/ReactionsRow.kt

@@ -1180,7 +1180,6 @@ fun zapClick(
             context,
             onError = onError,
             onProgress = { onZappingProgress(it) },
-            zapType = accountViewModel.account.defaultZapType,
             onPayViaIntent = onPayViaIntent,
         )
     } else if (accountViewModel.account.zapAmountChoices.size > 1) {
@@ -1501,7 +1500,6 @@ fun ZapAmountChoicePopup(
                             onError,
                             onProgress,
                             onPayViaIntent,
-                            accountViewModel.account.defaultZapType,
                         )
                         onDismiss()
                     },
@@ -1528,7 +1526,6 @@ fun ZapAmountChoicePopup(
                                         onError,
                                         onProgress,
                                         onPayViaIntent,
-                                        accountViewModel.account.defaultZapType,
                                     )
                                     onDismiss()
                                 },

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

@@ -134,7 +134,7 @@ class UpdateZapAmountViewModel(
             account.zapPaymentRequest?.relayUri?.let { TextFieldValue(it) } ?: TextFieldValue("")
         this.walletConnectSecret =
             account.zapPaymentRequest?.secret?.let { TextFieldValue(it) } ?: TextFieldValue("")
-        this.selectedZapType = account.defaultZapType
+        this.selectedZapType = account.defaultZapType.value
     }
 
     fun toListOfAmounts(commaSeparatedAmounts: String): List<Long> = commaSeparatedAmounts.split(",").map { it.trim().toLongOrNull() ?: 0 }
@@ -196,7 +196,7 @@ class UpdateZapAmountViewModel(
 
     fun hasChanged(): Boolean =
         (
-            selectedZapType != account?.defaultZapType ||
+            selectedZapType != account?.defaultZapType?.value ||
                 amountSet != account?.zapAmountChoices ||
                 walletConnectPubkey.text != (account?.zapPaymentRequest?.pubKeyHex ?: "") ||
                 walletConnectRelay.text != (account?.zapPaymentRequest?.relayUri ?: "") ||

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/ZapCustomDialog.kt

@@ -151,8 +151,9 @@ fun ZapCustomDialog(
         remember {
             zapTypes.map { TitleExplainer(it.second, it.third) }.toImmutableList()
         }
+
     var selectedZapType by
-        remember(accountViewModel) { mutableStateOf(accountViewModel.account.defaultZapType) }
+        remember(accountViewModel) { mutableStateOf(accountViewModel.account.defaultZapType.value) }
 
     Dialog(
         onDismissRequest = { onClose() },
@@ -223,7 +224,7 @@ fun ZapCustomDialog(
                         label = stringRes(id = R.string.zap_type),
                         placeholder =
                             zapTypes
-                                .filter { it.first == accountViewModel.account.defaultZapType }
+                                .filter { it.first == accountViewModel.account.defaultZapType.value }
                                 .first()
                                 .second,
                         options = zapOptions,

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/elements/ZapTheDevsCard.kt

@@ -501,7 +501,6 @@ fun customZapClick(
                 showErrorIfNoLnAddress = false,
                 onError = onError,
                 onProgress = { onZappingProgress(it) },
-                zapType = accountViewModel.account.defaultZapType,
                 onPayViaIntent = onPayViaIntent,
             )
         } else {

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

@@ -56,6 +56,7 @@ import com.vitorpamplona.amethyst.service.Nip11Retriever
 import com.vitorpamplona.amethyst.service.OnlineChecker
 import com.vitorpamplona.amethyst.service.ZapPaymentHandler
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
+import com.vitorpamplona.amethyst.service.lnurl.LightningAddressResolver
 import com.vitorpamplona.amethyst.ui.actions.Dao
 import com.vitorpamplona.amethyst.ui.components.UrlPreviewState
 import com.vitorpamplona.amethyst.ui.navigation.Route
@@ -616,23 +617,23 @@ class AccountViewModel(
         onError: (String, String) -> Unit,
         onProgress: (percent: Float) -> Unit,
         onPayViaIntent: (ImmutableList<ZapPaymentHandler.Payable>) -> Unit,
-        zapType: LnZapEvent.ZapType,
+        zapType: LnZapEvent.ZapType? = null,
     ) {
         viewModelScope.launch(Dispatchers.IO) {
             ZapPaymentHandler(account)
                 .zap(
-                    note,
+                    note = note,
-                    amount,
+                    amountMilliSats = amount,
-                    pollOption,
+                    pollOption = pollOption,
-                    message,
+                    message = message,
-                    context,
+                    context = context,
-                    showErrorIfNoLnAddress,
+                    showErrorIfNoLnAddress = showErrorIfNoLnAddress,
-                    onError,
+                    onError = onError,
                     onProgress = {
                         onProgress(it)
                     },
-                    onPayViaIntent,
+                    onPayViaIntent = onPayViaIntent,
-                    zapType,
+                    zapType = zapType ?: account.defaultZapType.value,
                 )
         }
     }
@@ -857,7 +858,7 @@ class AccountViewModel(
         }
     }
 
-    fun defaultZapType(): LnZapEvent.ZapType = account.defaultZapType
+    fun defaultZapType(): LnZapEvent.ZapType = account.defaultZapType.value
 
     fun unwrap(
         event: GiftWrapEvent,
@@ -1470,6 +1471,48 @@ class AccountViewModel(
             AdvertisedRelayListEvent.createAddressTag(user.pubkeyHex),
         )
 
+    fun sendSats(
+        lnaddress: String,
+        milliSats: Long,
+        message: String,
+        toUserPubKeyHex: HexKey,
+        onSuccess: (String) -> Unit,
+        onError: (String, String) -> Unit,
+        onProgress: (percent: Float) -> Unit,
+        context: Context,
+    ) {
+        viewModelScope.launch(Dispatchers.IO) {
+            if (account.defaultZapType.value == LnZapEvent.ZapType.NONZAP) {
+                LightningAddressResolver()
+                    .lnAddressInvoice(
+                        lnaddress,
+                        milliSats * 1000,
+                        message,
+                        null,
+                        onSuccess = onSuccess,
+                        onError = onError,
+                        onProgress = onProgress,
+                        context = context,
+                    )
+            } else {
+                account.createZapRequestFor(toUserPubKeyHex, message, account.defaultZapType.value) { zapRequest ->
+                    LocalCache.justConsume(zapRequest, null)
+                    LightningAddressResolver()
+                        .lnAddressInvoice(
+                            lnaddress,
+                            milliSats * 1000,
+                            message,
+                            zapRequest.toJson(),
+                            onSuccess = onSuccess,
+                            onError = onError,
+                            onProgress = onProgress,
+                            context = context,
+                        )
+                }
+            }
+        }
+    }
+
     val draftNoteCache = CachedDraftNotes(this)
 
     class CachedDraftNotes(

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

@@ -1190,7 +1190,7 @@ fun DisplayLNAddress(
                 InvoiceRequestCard(
                     lud16,
                     userHex,
-                    accountViewModel.account,
+                    accountViewModel,
                     onSuccess = {
                         zapExpanded = false
                         // pay directly