Set electrical line length to geographic distance

src/main/java/edu/ie3/netpad/grid/controller/GridController.java

@@ -12,7 +12,9 @@
 import edu.ie3.datamodel.models.input.NodeInput;
 import edu.ie3.datamodel.models.input.connector.LineInput;
 import edu.ie3.datamodel.models.input.connector.Transformer2WInput;
-import edu.ie3.datamodel.models.input.container.*;
+import edu.ie3.datamodel.models.input.container.GridContainer;
+import edu.ie3.datamodel.models.input.container.JointGridContainer;
+import edu.ie3.datamodel.models.input.container.SubGridContainer;
 import edu.ie3.datamodel.models.input.system.LoadInput;
 import edu.ie3.datamodel.models.input.system.PvInput;
 import edu.ie3.datamodel.models.input.system.StorageInput;
@@ -27,10 +29,13 @@
 import edu.ie3.netpad.io.event.ReadGridEvent;
 import edu.ie3.netpad.io.event.SaveGridEvent;
 import edu.ie3.netpad.map.event.MapEvent;
-import edu.ie3.netpad.tool.ToolController;
+import edu.ie3.netpad.tool.controller.ToolController;
+import edu.ie3.netpad.tool.event.FixLineLengthRequestEvent;
 import edu.ie3.netpad.tool.event.LayoutGridRequestEvent;
 import edu.ie3.netpad.tool.event.LayoutGridResponse;
 import edu.ie3.netpad.tool.event.ToolEvent;
+import edu.ie3.netpad.tool.grid.LineLengthFixer;
+import edu.ie3.netpad.tool.grid.LineLengthResolutionMode;
 import java.util.*;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
@@ -50,11 +55,19 @@ public class GridController {
 
   private static final Logger log = LoggerFactory.getLogger(GridController.class);
 
+  private static final class InstanceHolder {
+    static final GridController INSTANCE = new GridController();
+  }
+
+  public static GridController getInstance() {
+    return GridController.InstanceHolder.INSTANCE;
+  }
+
   private final Map<UUID, GridModel> subGrids = new LinkedHashMap<>();
 
   private final ObjectProperty<GridEvent> gridUpdateEventProperty = new SimpleObjectProperty<>();
 
-  public GridController() {
+  private GridController() {
 
     // register for updates from iOController
     IoController.getInstance().registerGridControllerListener(this.ioEventListener());
@@ -68,6 +81,14 @@ public GridController() {
             (observable, oldValue, gridContextEvent) -> handleGridModifications(gridContextEvent));
   }
 
+  public boolean isGridLoaded() {
+    return subGrids.isEmpty();
+  }
+
+  public Map<UUID, GridModel> getSubGrids() {
+    return subGrids;
+  }
+
   private void handleReadGridEvent(ReadGridEvent newValue) {
 
     // clear subGrids
@@ -189,6 +210,12 @@ private ChangeListener<ToolEvent> toolEventListener() {
       } else if (newValue instanceof LayoutGridResponse) {
         handleReadGridEvent(new ReadGridEvent(((LayoutGridResponse) newValue).getGrid()));
         log.debug("Received Tool response event");
+      } else if (newValue instanceof FixLineLengthRequestEvent) {
+        FixLineLengthRequestEvent event = (FixLineLengthRequestEvent) newValue;
+        LineLengthResolutionMode resolutionMode = event.getResolutionMode();
+        Set<Integer> selectedSubnets = event.getSelectedSubnets();
+        LineLengthFixer.execute(resolutionMode, selectedSubnets, subGrids)
+            .ifPresent(this::handleReadGridEvent);
       } else {
         throw new RuntimeException("Invalid GridContainer provided!");
       }

src/main/java/edu/ie3/netpad/grid/info/GridInfoController.java

@@ -7,6 +7,7 @@
 
 import static javafx.scene.control.CheckBoxTreeItem.checkBoxSelectionChangedEvent;
 
+import edu.ie3.datamodel.models.input.container.SubGridContainer;
 import edu.ie3.datamodel.models.voltagelevels.VoltageLevel;
 import edu.ie3.netpad.grid.event.GridEvent;
 import edu.ie3.netpad.grid.event.GridEventListener;
@@ -40,7 +41,6 @@ public class GridInfoController implements GridEventListener {
 
   private final ChangeListener<GridEvent> gridEventListener =
       ListenerUtil.createGridEventListener(this);
-  private final HashMap<CheckBoxTreeItem<String>, UUID> subGridCheckBoxes = new HashMap<>();
 
   private final ObjectProperty<GridInfoEvent> gridInfoEventProperty = new SimpleObjectProperty<>();
 
@@ -69,40 +69,60 @@ private void handleReplaceGridEvent(ReplaceGridEvent gridEvent) {
 
     selectedGridCheckTreeView.setRoot(root);
 
-    Map<VoltageLevel, CheckBoxTreeItem<String>> voltageLvls = new HashMap<>();
-
-    gridEvent
-        .getSubGrids()
-        .forEach(
-            (uuid, subGrid) -> {
-              CheckBoxTreeItem<String> voltageLvlChkBox =
-                  Optional.ofNullable(voltageLvls.get(subGrid.getPredominantVoltageLevel()))
-                      .orElseGet(
-                          () ->
-                              new CheckBoxTreeItem<>(subGrid.getPredominantVoltageLevel().getId()));
-
-              voltageLvlChkBox.setSelected(true);
-
-              CheckBoxTreeItem<String> checkBoxTreeItem =
-                  new CheckBoxTreeItem<>(Integer.toString(subGrid.getSubnet()));
-
-              checkBoxTreeItem.setSelected(true);
-              checkBoxTreeItem.addEventHandler(
-                  checkBoxSelectionChangedEvent(),
-                  (EventHandler<CheckBoxTreeItem.TreeModificationEvent<String>>)
-                      event -> {
-                        CheckBoxTreeItem<String> chk = event.getTreeItem();
-                        UUID subGridUUID = subGridCheckBoxes.get(chk);
-                        notifyListener(new GridInfoEvent(subGridUUID, chk.isSelected()));
-                      });
-
-              voltageLvlChkBox.getChildren().add(checkBoxTreeItem);
+    addToRootTreeItem(root, gridEvent.getSubGrids());
+  }
 
-              voltageLvls.put(subGrid.getPredominantVoltageLevel(), voltageLvlChkBox);
-              subGridCheckBoxes.put(checkBoxTreeItem, uuid);
-            });
+  /**
+   * Adds {@link CheckBoxTreeItem}s for each voltage level
+   *
+   * @param root Root entry of the check box tree
+   * @param subGridContainerMap Mapping from uuid to sub grid container
+   */
+  public void addToRootTreeItem(
+      CheckBoxTreeItem<String> root, Map<UUID, SubGridContainer> subGridContainerMap) {
+    Collection<CheckBoxTreeItem<String>> treeItems = buildTreeItems(subGridContainerMap);
+    treeItems.forEach(voltageLvlChkBox -> root.getChildren().add(voltageLvlChkBox));
+  }
 
-    voltageLvls.values().forEach(voltageLvlChkBox -> root.getChildren().add(voltageLvlChkBox));
+  /**
+   * Builds all the {@link CheckBoxTreeItem}s for each voltage level
+   *
+   * @param subGridContainerMap Mapping from uuid to sub grid container
+   * @return A collection of nested tree items
+   */
+  private Collection<CheckBoxTreeItem<String>> buildTreeItems(
+      Map<UUID, SubGridContainer> subGridContainerMap) {
+    Map<VoltageLevel, CheckBoxTreeItem<String>> voltLvlToTreeItem = new HashMap<>();
+    HashMap<CheckBoxTreeItem<String>, UUID> subGridCheckBoxes = new HashMap<>();
+
+    subGridContainerMap.forEach(
+        (uuid, subGrid) -> {
+          CheckBoxTreeItem<String> voltageLvlChkBox =
+              Optional.ofNullable(voltLvlToTreeItem.get(subGrid.getPredominantVoltageLevel()))
+                  .orElseGet(
+                      () -> new CheckBoxTreeItem<>(subGrid.getPredominantVoltageLevel().getId()));
+
+          voltageLvlChkBox.setSelected(true);
+
+          CheckBoxTreeItem<String> checkBoxTreeItem =
+              new CheckBoxTreeItem<>(Integer.toString(subGrid.getSubnet()));
+
+          checkBoxTreeItem.setSelected(true);
+          checkBoxTreeItem.addEventHandler(
+              checkBoxSelectionChangedEvent(),
+              (EventHandler<CheckBoxTreeItem.TreeModificationEvent<String>>)
+                  event -> {
+                    CheckBoxTreeItem<String> chk = event.getTreeItem();
+                    UUID subGridUUID = subGridCheckBoxes.get(chk);
+                    notifyListener(new GridInfoEvent(subGridUUID, chk.isSelected()));
+                  });
+
+          voltageLvlChkBox.getChildren().add(checkBoxTreeItem);
+
+          voltLvlToTreeItem.put(subGrid.getPredominantVoltageLevel(), voltageLvlChkBox);
+          subGridCheckBoxes.put(checkBoxTreeItem, uuid);
+        });
+    return voltLvlToTreeItem.values();
   }
 
   public ObjectProperty<GridInfoEvent> gridInfoEvents() {

src/main/java/edu/ie3/netpad/main/controller/MainController.java

@@ -38,8 +38,6 @@ public class MainController implements GridEventListener {
 
   @FXML private MainMenuBarController mainMenuBarController;
 
-  private final GridController gridController;
-
   private final ChangeListener<GridEvent> gridEventListener;
 
   private boolean gridInfoActive = false;
@@ -48,7 +46,6 @@ public class MainController implements GridEventListener {
   private final DoubleProperty gridInfoDividerPosition = new SimpleDoubleProperty(0.25);
 
   public MainController() {
-    this.gridController = new GridController();
     this.gridEventListener = ListenerUtil.createGridEventListener(this);
   }
 
@@ -109,10 +106,12 @@ public void postInitialization() {
             gridInfoController.gridEventListener(),
             mainMenuBarController.getToolMenuController().gridEventListener(),
             this.gridEventListener())
-        .forEach(gridController.gridUpdateEvents()::addListener);
+        .forEach(GridController.getInstance().gridUpdateEvents()::addListener);
 
     /* register listener that receive updates from map controller (e.g. dragged nodes) */
-    mapController.mapUpdateEvents().addListener(gridController.gridMapEventListener());
+    mapController
+        .mapUpdateEvents()
+        .addListener(GridController.getInstance().gridMapEventListener());
 
     /* register listener that receive updates from gridInfoController*/
     gridInfoController.gridInfoEvents().addListener(mapController.gridInfoEventListener());

src/main/java/edu/ie3/netpad/menu/ToolMenuController.java

@@ -8,7 +8,8 @@
 import edu.ie3.netpad.grid.event.GridEvent;
 import edu.ie3.netpad.grid.event.GridEventListener;
 import edu.ie3.netpad.grid.event.ReplaceGridEvent;
-import edu.ie3.netpad.tool.ToolController;
+import edu.ie3.netpad.tool.controller.ToolController;
+import edu.ie3.netpad.tool.controller.ToolDialogs;
 import edu.ie3.netpad.util.ListenerUtil;
 import javafx.beans.value.ChangeListener;
 import javafx.fxml.FXML;
@@ -30,10 +31,16 @@ public class ToolMenuController implements GridEventListener {
       ListenerUtil.createGridEventListener(this);
 
   @FXML public MenuItem layoutGridItem;
+  @FXML private MenuItem fixLineLengthItem;
 
   @FXML
   public void initialize() {
     layoutGridItem.setOnAction(event -> ToolController.getInstance().layoutGrid());
+    fixLineLengthItem.setOnAction(
+        event ->
+            ToolDialogs.fixLineLengthDialog()
+                .showAndWait()
+                .ifPresent(data -> ToolController.getInstance().fixLineLength(data)));
   }
 
   @Override

src/main/java/edu/ie3/netpad/tool/ToolController.java → src/main/java/edu/ie3/netpad/tool/controller/ToolController.java

@@ -3,10 +3,12 @@
  * Institute of Energy Systems, Energy Efficiency and Energy Economics,
  * Research group Distribution grid planning and operation
 */
-package edu.ie3.netpad.tool;
+package edu.ie3.netpad.tool.controller;
 
 import edu.ie3.datamodel.models.input.container.JointGridContainer;
 import edu.ie3.netpad.exception.GridControllerListenerException;
+import edu.ie3.netpad.grid.controller.GridController;
+import edu.ie3.netpad.tool.event.FixLineLengthRequestEvent;
 import edu.ie3.netpad.tool.event.LayoutGridRequestEvent;
 import edu.ie3.netpad.tool.event.LayoutGridResponse;
 import edu.ie3.netpad.tool.event.ToolEvent;
@@ -22,12 +24,21 @@
  * @since 04.06.20
  */
 public class ToolController {
-
   private static final ObjectProperty<ToolEvent> toolEventProperty = new SimpleObjectProperty<>();
+
+  private static final class InstanceHolder {
+    static final ToolController INSTANCE = new ToolController();
+  }
+
+  public static ToolController getInstance() {
+    return ToolController.InstanceHolder.INSTANCE;
+  }
+
   private boolean initialized;
 
-  public void layoutGrid() {
+  private ToolController() {}
 
+  public void layoutGrid() {
     // issue an event that we want to layout the grid
     // the listener provided is a one-shot instance which fires when the
     // gridController returns
@@ -45,14 +56,15 @@ public void layoutGrid() {
             }));
   }
 
-  private static final class InstanceHolder {
-    static final ToolController INSTANCE = new ToolController();
-  }
-
-  private ToolController() {}
-
-  public static ToolController getInstance() {
-    return ToolController.InstanceHolder.INSTANCE;
+  /**
+   * Ask the {@link GridController} to fix discrepancy between electrical and geographical line
+   * length
+   *
+   * @param data user preferences for the given operation
+   */
+  public void fixLineLength(ToolDialogs.FixLineLengthData data) {
+    notifyListener(
+        new FixLineLengthRequestEvent(data.getResolutionMode(), data.getAffectedSubnets()));
   }
 
   public void registerGridControllerListener(ChangeListener<ToolEvent> listener) {