save tx and minor fixes

drongo

@@ -1 +1 @@
-Subproject commit 72a2a8bd1becaa77371d1e644c3b9e76b757a8ed
+Subproject commit 958d9c52746c1c41ec47cdb9162651b7ff80493f

src/main/java/com/sparrowwallet/sparrow/AppController.java

@@ -46,6 +46,7 @@ import org.controlsfx.control.StatusBar;
 
 import java.io.*;
 import java.net.URL;
+import java.nio.charset.StandardCharsets;
 import java.text.ParseException;
 import java.util.*;
 import java.util.stream.Collectors;
@@ -62,6 +63,9 @@ public class AppController implements Initializable {
 
     private MainApp application;
 
+    @FXML
+    private MenuItem saveTransaction;
+
     @FXML
     private MenuItem exportWallet;
 
@@ -150,12 +154,17 @@ public class AppController implements Initializable {
             if(selectedTab != null) {
                 TabData tabData = (TabData)selectedTab.getUserData();
                 if(tabData.getType() == TabData.TabType.TRANSACTION) {
+                    TransactionTabData transactionTabData = (TransactionTabData)tabData;
                     EventManager.get().post(new TransactionTabSelectedEvent(selectedTab));
+                    saveTransaction.setDisable(false);
+                    saveTransaction.setText("Save " + (transactionTabData.getPsbt() == null || transactionTabData.getPsbt().isFinalized() ? "Transaction..." : "PSBT..."));
                     exportWallet.setDisable(true);
                     showTxHex.setDisable(false);
                 } else if(tabData.getType() == TabData.TabType.WALLET) {
                     WalletTabData walletTabData = (WalletTabData)tabData;
                     EventManager.get().post(new WalletTabSelectedEvent(selectedTab));
+                    saveTransaction.setDisable(true);
+                    saveTransaction.setText("Save Transaction...");
                     exportWallet.setDisable(walletTabData.getWallet() == null || !walletTabData.getWallet().isValid());
                     showTxHex.setDisable(true);
                 }
@@ -400,6 +409,51 @@ public class AppController implements Initializable {
         }
     }
 
+    public void saveTransaction(ActionEvent event) {
+        Tab selectedTab = tabs.getSelectionModel().getSelectedItem();
+        TabData tabData = (TabData)selectedTab.getUserData();
+        if(tabData.getType() == TabData.TabType.TRANSACTION) {
+            TransactionTabData transactionTabData = (TransactionTabData)tabData;
+            Transaction transaction = transactionTabData.getTransaction();
+
+            //Note the transactionTabData's transaction does not change even once the final tx is extracted, so extract it here if possible
+            if(transactionTabData.getPsbt() != null && transactionTabData.getPsbt().isFinalized()) {
+                transaction = transactionTabData.getPsbt().extractTransaction();
+            }
+
+            //Save a transaction if the PSBT is null or finalized (a finalized PSBT is less useful than a broadcastable tx)
+            boolean saveTx = (transactionTabData.getPsbt() == null || transactionTabData.getPsbt().isFinalized());
+
+            Stage window = new Stage();
+            FileChooser fileChooser = new FileChooser();
+            fileChooser.setTitle("Save " + (saveTx ? "Transaction" : "PSBT"));
+
+            String fileName = selectedTab.getText();
+            if(fileName != null && !fileName.isEmpty()) {
+                if(saveTx && fileName.endsWith(".psbt")) {
+                    fileName = fileName.replace(".psbt", "") + ".txn";
+                }
+
+                fileChooser.setInitialFileName(fileName);
+            }
+
+            File file = fileChooser.showSaveDialog(window);
+            if(file != null) {
+                try {
+                    try(PrintWriter writer = new PrintWriter(file, StandardCharsets.UTF_8)) {
+                        if(saveTx) {
+                            writer.print(Utils.bytesToHex(transaction.bitcoinSerialize()));
+                        } else {
+                            writer.print(transactionTabData.getPsbt().toBase64String());
+                        }
+                    }
+                } catch(IOException e) {
+                    AppController.showErrorDialog("Error saving transaction", "Cannot write to " + file.getAbsolutePath());
+                }
+            }
+        }
+    }
+
     public static boolean isOnline() {
         return onlineProperty.get();
     }
@@ -669,10 +723,10 @@ public class AppController implements Initializable {
             addTransactionTab("p2sh-p2wsh", "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");
             addTransactionTab("p2wpkh", "01000000000101109d2e41430bfdec7e6dfb02bf78b5827eeb717ef25210ff3203b0db8c76c9260000000000ffffffff01a032eb0500000000160014bbef244bcad13cffb68b5cef3017c742367555220247304402202f7cac3494e521018ae0be4ca18517639ef7c00658d42a9f938b2b344c8454e2022039a54218832fad5d14b331329d9042c51ee6be287e95e49ee5b96fda1f5ce13f0121026ccfb8061f235cc110697c0bfb3afb99d82c886672f6b9b5393b25a434c0cbf300000000");
             addTransactionTab("p2wsh", "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");
-            addTransactionTab("test1", "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");
+            //addTransactionTab("test1", "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");
-            addTransactionTab("3of3-1s.psbt", "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");
+            //addTransactionTab("3of3-1s.psbt", "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");
-            addTransactionTab("signer.psbt", "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");
+            //addTransactionTab("signer.psbt", "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");
-            addTransactionTab("combiner.psbt", "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");
+            //addTransactionTab("combiner.psbt", "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");
             addTransactionTab("finalizer.psbt", "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");
         } catch(Exception e) {
             System.out.println(e);

src/main/java/com/sparrowwallet/sparrow/transaction/HeadersController.java

@@ -433,9 +433,9 @@ public class HeadersController extends TransactionFormController implements Init
         blockchainForm.setVisible(true);
 
         if(currentHeight == null) {
-            blockStatus.setText("Unknown");
+            blockStatus.setText(blockTransaction.getBlockHash() == null ? "Unconfirmed" : "Confirmed");
         } else {
-            int confirmations = currentHeight - blockTransaction.getHeight() + 1;
+            int confirmations = blockTransaction.getBlockHash() == null ? 0 : currentHeight - blockTransaction.getHeight() + 1;
             if(confirmations == 0) {
                 blockStatus.setText("Unconfirmed");
             } else if(confirmations == 1) {

src/main/resources/com/sparrowwallet/sparrow/app.fxml

@@ -24,6 +24,7 @@
                                 <MenuItem text="Examples" onAction="#openExamples"/>
                             </items>
                         </Menu>
+                        <MenuItem fx:id="saveTransaction" mnemonicParsing="false" text="Save Transaction..." onAction="#saveTransaction"/>
                         <SeparatorMenuItem />
                         <MenuItem mnemonicParsing="false" text="Import Wallet..." onAction="#importWallet"/>
                         <MenuItem fx:id="exportWallet" mnemonicParsing="false" text="Export Wallet..." onAction="#exportWallet"/>