gui: integrate PSBT export instead copy to clipboard

liana-gui/src/app/state/export.rs

@@ -8,7 +8,10 @@ use liana_ui::{component::modal::Modal, widget::Element};
 use tokio::task::JoinHandle;
 
 use crate::{
-    app::view::{export::export_modal, Close},
+    app::{
+        self,
+        view::{export::export_modal, Close},
+    },
     daemon::Daemon,
     export::{self, get_path, ImportExportMessage, ImportExportState, ImportExportType, Progress},
 };
@@ -23,6 +26,34 @@ pub struct ExportModal {
     import_export_type: ImportExportType,
 }
 
+impl app::state::psbt::Modal for ExportModal {
+    fn subscription(&self) -> Subscription<app::Message> {
+        self.subscription()
+            .map(|s| s.map(|m| app::Message::Export(ImportExportMessage::Progress(m))))
+            .unwrap_or(Subscription::none())
+    }
+
+    fn update(
+        &mut self,
+        _daemon: Arc<dyn Daemon + Sync + Send>,
+        message: app::Message,
+        _tx: &mut crate::daemon::model::SpendTx,
+    ) -> Task<app::Message> {
+        if let app::Message::Export(m) = message {
+            self.update(m)
+        } else {
+            Task::none()
+        }
+    }
+
+    fn view<'a>(
+        &'a self,
+        content: Element<'a, app::view::Message>,
+    ) -> Element<'a, app::view::Message> {
+        self.view(content)
+    }
+}
+
 impl ExportModal {
     #[allow(clippy::new_without_default)]
     pub fn new(

liana-gui/src/app/state/psbt.rs

@@ -19,6 +19,7 @@ use liana_ui::{
 };
 
 use crate::daemon::model::LabelsLoader;
+use crate::export::{ImportExportMessage, ImportExportType};
 use crate::{
     app::{
         cache::Cache,
@@ -35,6 +36,8 @@ use crate::{
     hw::{HardwareWallet, HardwareWallets},
 };
 
+use super::export::ExportModal;
+
 pub trait Modal {
     fn load(&self, _daemon: Arc<dyn Daemon + Sync + Send>) -> Task<Message> {
         Task::none()
@@ -59,6 +62,7 @@ pub enum PsbtModal {
     Update(UpdateModal),
     Broadcast(BroadcastModal),
     Delete(DeleteModal),
+    Export(ExportModal),
 }
 
 impl<'a> AsRef<dyn Modal + 'a> for PsbtModal {
@@ -69,6 +73,7 @@ impl<'a> AsRef<dyn Modal + 'a> for PsbtModal {
             Self::Update(a) => a,
             Self::Broadcast(a) => a,
             Self::Delete(a) => a,
+            Self::Export(a) => a,
         }
     }
 }
@@ -81,6 +86,7 @@ impl<'a> AsMut<dyn Modal + 'a> for PsbtModal {
             Self::Update(a) => a,
             Self::Broadcast(a) => a,
             Self::Delete(a) => a,
+            Self::Export(a) => a,
         }
     }
 }
@@ -135,6 +141,25 @@ impl PsbtState {
         message: Message,
     ) -> Task<Message> {
         match message {
+            Message::View(view::Message::ExportPsbt) => {
+                if self.modal.is_none() {
+                    let psbt_str = self.tx.psbt.to_string();
+                    let modal = ExportModal::new(None, ImportExportType::ExportPsbt(psbt_str));
+                    let launch = modal.launch(true);
+                    self.modal = Some(PsbtModal::Export(modal));
+                    return launch;
+                }
+            }
+            Message::View(view::Message::ImportExport(ImportExportMessage::Close)) => {
+                if matches!(self.modal, Some(PsbtModal::Export(_))) {
+                    self.modal = None;
+                }
+            }
+            Message::View(view::Message::ImportExport(m)) => {
+                if let Some(PsbtModal::Export(modal)) = self.modal.as_mut() {
+                    return modal.update(m);
+                }
+            }
             Message::View(view::Message::Spend(view::SpendTxMessage::Cancel)) => {
                 if let Some(PsbtModal::Sign(SignModal { display_modal, .. })) = &mut self.modal {
                     *display_modal = false;

liana-gui/src/app/view/message.rs

@@ -25,6 +25,7 @@ pub enum Message {
     ShowQrCode(usize),
     ImportExport(ImportExportMessage),
     HideRescanWarning,
+    ExportPsbt,
 }
 
 impl Close for Message {

liana-gui/src/app/view/psbt.rs

@@ -339,10 +339,10 @@ pub fn spend_overview_view<'a>(
                                             .spacing(5)
                                             .push(
                                                 button::secondary(
-                                                    Some(icon::clipboard_icon()),
-                                                    "Copy",
+                                                    Some(icon::backup_icon()),
+                                                    "Export",
                                                 )
-                                                .on_press(Message::Clipboard(tx.psbt.to_string())),
+                                                .on_press(Message::ExportPsbt),
                                             )
                                             .push(
                                                 button::secondary(