utxo bar chart initial commit

src/main/java/com/sparrowwallet/sparrow/wallet/UtxosController.java

@@ -5,17 +5,26 @@ import com.sparrowwallet.sparrow.EventManager;
 import com.sparrowwallet.sparrow.control.UtxosTreeTable;
 import com.sparrowwallet.sparrow.event.WalletHistoryChangedEvent;
 import com.sparrowwallet.sparrow.event.WalletNodesChangedEvent;
+import javafx.collections.ListChangeListener;
 import javafx.fxml.FXML;
 import javafx.fxml.Initializable;
+import javafx.scene.chart.BarChart;
+import javafx.scene.chart.XYChart;
 
 import java.net.URL;
+import java.util.List;
+import java.util.Optional;
 import java.util.ResourceBundle;
+import java.util.stream.Collectors;
 
 public class UtxosController extends WalletFormController implements Initializable {
 
     @FXML
     private UtxosTreeTable utxosTable;
 
+    @FXML
+    private BarChart<String, Number> utxosChart;
+
     @Override
     public void initialize(URL location, ResourceBundle resources) {
         EventManager.get().register(this);
@@ -24,12 +33,60 @@ public class UtxosController extends WalletFormController implements Initializab
     @Override
     public void initializeView() {
         utxosTable.initialize(getWalletForm().getWalletUtxosEntry());
+        initializeChart(getWalletForm().getWalletUtxosEntry());
+    }
+
+    private void initializeChart(WalletUtxosEntry walletUtxosEntry) {
+        XYChart.Series<String, Number> utxoSeries = new XYChart.Series<>();
+
+        List<XYChart.Data<String, Number>> utxoDataList = walletUtxosEntry.getChildren().stream()
+                .map(UtxoData::new)
+                .map(data -> new XYChart.Data<>(data.name, data.value, data.entry))
+                .collect(Collectors.toList());
+        utxoSeries.getData().addAll(utxoDataList);
+        walletUtxosEntry.getChildren().forEach(entry -> entry.labelProperty().addListener((observable, oldValue, newValue) -> {
+            Optional<XYChart.Data<String, Number>> optData = utxoSeries.getData().stream().filter(data -> data.getExtraValue().equals(entry)).findFirst();
+            if(optData.isPresent()) {
+                int index = utxoSeries.getData().indexOf(optData.get());
+                utxoSeries.getData().set(index, new XYChart.Data<>(newValue, optData.get().getYValue(), optData.get().getExtraValue()));
+            }
+        }));
+        utxoSeries.getData().sort((o1, o2) -> (int) (o2.getYValue().longValue() - o1.getYValue().longValue()));
+
+        utxosChart.getData().clear();
+        utxosChart.getData().add(utxoSeries);
+
+        walletUtxosEntry.getChildren().addListener((ListChangeListener<Entry>) change -> {
+            while(change.next()) {
+                if(change.wasAdded()) {
+                    List<XYChart.Data<String, Number>> addedList = change.getAddedSubList().stream().map(UtxoData::new).map(data -> new XYChart.Data<>(data.name, data.value, data.entry)).collect(Collectors.toList());
+                    utxoSeries.getData().addAll(addedList);
+                    utxoSeries.getData().sort((o1, o2) -> (int) (o2.getYValue().longValue() - o1.getYValue().longValue()));
+                    change.getAddedSubList().forEach(entry -> entry.labelProperty().addListener((observable, oldValue, newValue) -> {
+                        Optional<XYChart.Data<String, Number>> optData = utxoSeries.getData().stream().filter(data -> data.getExtraValue().equals(entry)).findFirst();
+                        if(optData.isPresent()) {
+                            int index = utxoSeries.getData().indexOf(optData.get());
+                            utxoSeries.getData().set(index, new XYChart.Data<>(newValue, optData.get().getYValue(), optData.get().getExtraValue()));
+                        }
+                    }));
+                }
+
+                if(change.wasRemoved()) {
+                    change.getRemoved().forEach(entry -> {
+                        UtxoData utxoData = new UtxoData(entry);
+                        Optional<XYChart.Data<String, Number>> optRemovedData = utxoSeries.getData().stream().filter(data -> data.getExtraValue().equals(utxoData.entry)).findFirst();
+                        optRemovedData.ifPresent(removedData -> utxoSeries.getData().remove(removedData));
+                    });
+                }
+            }
+        });
     }
 
     @Subscribe
     public void walletNodesChanged(WalletNodesChangedEvent event) {
         if(event.getWallet().equals(walletForm.getWallet())) {
             utxosTable.updateAll(getWalletForm().getWalletUtxosEntry());
+            initializeChart(getWalletForm().getWalletUtxosEntry());
         }
     }
 
@@ -39,4 +96,16 @@ public class UtxosController extends WalletFormController implements Initializab
             utxosTable.updateHistory(event.getHistoryChangedNodes());
         }
     }
+
+    private static class UtxoData {
+        public final Entry entry;
+        public final String name;
+        public final Number value;
+
+        public UtxoData(Entry entry) {
+            this.entry = entry;
+            this.name = entry.getLabel() != null && !entry.getLabel().isEmpty() ? entry.getLabel() : ((UtxoEntry)entry).getDescription();
+            this.value = entry.getValue();
+        }
+    }
 }

src/main/java/com/sparrowwallet/sparrow/wallet/WalletUtxosEntry.java

@@ -39,6 +39,7 @@ public class WalletUtxosEntry extends Entry {
                 utxoEntry.setDuplicateAddress(true);
             } else {
                 addressMap.put(address, utxoEntry);
+                utxoEntry.setDuplicateAddress(false);
             }
         }
     }

src/main/resources/com/sparrowwallet/sparrow/wallet/utxos.css

@@ -2,4 +2,8 @@
     -fx-font-weight: bold;
     -fx-font-size: 1.2em;
     -fx-padding: 10 0 10 0;
+}
+
+.chart-bar {
+    -fx-bar-fill: rgba(105, 108, 119, 0.6);
 }

src/main/resources/com/sparrowwallet/sparrow/wallet/utxos.fxml

@@ -9,6 +9,8 @@
 <?import javafx.geometry.Insets?>
 <?import javafx.scene.chart.BarChart?>
 <?import com.sparrowwallet.sparrow.control.UtxosTreeTable?>
+<?import javafx.scene.chart.CategoryAxis?>
+<?import javafx.scene.chart.NumberAxis?>
 <GridPane hgap="10.0" vgap="10.0" stylesheets="@utxos.css, @wallet.css, @../general.css" styleClass="wallet-pane" xmlns="http://javafx.com/javafx/10.0.2-internal" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.sparrowwallet.sparrow.wallet.UtxosController">
     <padding>
         <Insets left="25.0" right="25.0" top="15.0" bottom="25.0" />
@@ -30,7 +32,14 @@
     </BorderPane>
     <BorderPane GridPane.columnIndex="0" GridPane.rowIndex="1">
         <center>
-            <!-- <BarChart fx:id="changeTable" /> -->
+            <BarChart fx:id="utxosChart" legendVisible="false" verticalGridLinesVisible="false" animated="false">
+                <xAxis>
+                    <CategoryAxis side="BOTTOM" animated="false" />
+                </xAxis>
+                <yAxis>
+                    <NumberAxis side="LEFT" />
+                </yAxis>
+            </BarChart>
         </center>
     </BorderPane>
 </GridPane>