Write disabled / enabled plugins to the configuration.

src/main/java/org/nwapw/abacus/config/Configuration.java

@@ -6,7 +6,6 @@ import com.moandjiezana.toml.TomlWriter;
 import java.io.File;
 import java.io.IOException;
 import java.util.Arrays;
-import java.util.Collection;
 import java.util.HashSet;
 import java.util.Set;
 
@@ -100,29 +99,4 @@ public class Configuration {
         return disabledPlugins;
     }
 
-    /**
-     * Adds the given plugin to the disabled plugins list.
-     * @param pluginClass the plugin to disable.
-     */
-    public void disablePlugin(String pluginClass){
-        disabledPlugins.add(pluginClass);
-    }
-
-    /**
-     * Removes the given plugin from the disabled plugins list.
-     * @param pluginClass the plugin to enable.
-     */
-    public void enablePlugin(String pluginClass){
-        disabledPlugins.remove(pluginClass);
-    }
-
-    /**
-     * Sets the disabled plugins to be as specified.
-     * @param newDisabled the new list of disabled plugins.
-     */
-    public void setDisabledPlugins(Collection<String> newDisabled){
-        disabledPlugins.clear();
-        disabledPlugins.addAll(newDisabled);
-    }
-
 }

src/main/java/org/nwapw/abacus/fx/AbacusController.java

@@ -9,9 +9,12 @@ import javafx.scene.text.Text;
 import javafx.util.Callback;
 import javafx.util.StringConverter;
 import org.nwapw.abacus.Abacus;
+import org.nwapw.abacus.config.Configuration;
 import org.nwapw.abacus.number.NumberInterface;
 import org.nwapw.abacus.tree.TreeNode;
 
+import java.util.Set;
+
 
 /**
  * The controller for the abacus FX UI, responsible
@@ -106,10 +109,16 @@ public class AbacusController {
         outputColumn.setCellValueFactory(cell -> cell.getValue().outputProperty());
 
         abacus = new Abacus();
+        Configuration configuration = abacus.getConfiguration();
+        Set<String> disabledPlugins = configuration.getDisabledPlugins();
         numberImplementationOptions.addAll(abacus.getPluginManager().getAllNumbers());
-        String actualImplementation = abacus.getConfiguration().getNumberImplementation();
+        String actualImplementation = configuration.getNumberImplementation();
         String toSelect = (numberImplementationOptions.contains(actualImplementation)) ? actualImplementation : "naive";
         numberImplementationBox.getSelectionModel().select(toSelect);
+        for(Class<?> pluginClass : abacus.getPluginManager().getLoadedPluginClasses()){
+            String fullName = pluginClass.getName();
+            enabledPlugins.add(new ToggleablePlugin(!disabledPlugins.contains(fullName), fullName));
+        }
     }
 
     @FXML
@@ -134,4 +143,16 @@ public class AbacusController {
         inputField.setText("");
     }
 
+    @FXML
+    private void performReload(){
+        Configuration configuration = abacus.getConfiguration();
+        Set<String> disabledPlugins = configuration.getDisabledPlugins();
+        disabledPlugins.clear();
+        for(ToggleablePlugin pluginEntry : enabledPlugins){
+            if(!pluginEntry.isEnabled()) disabledPlugins.add(pluginEntry.getClassName());
+        }
+        abacus.getPluginManager().reload();
+        abacus.getConfiguration().saveTo(Abacus.CONFIG_FILE);
+    }
+
 }

src/main/java/org/nwapw/abacus/plugin/PluginManager.java

@@ -185,7 +185,7 @@ public class PluginManager {
      */
     public void reload() {
         unload();
-        reload();
+        load();
     }
 
     /**
@@ -233,4 +233,12 @@ public class PluginManager {
         listeners.remove(listener);
     }
 
+    /**
+     * Gets a list of all the plugin class files that have been
+     * added to the plugin manager.
+     * @return the list of all the added plugin classes.
+     */
+    public Set<Class<?>> getLoadedPluginClasses() {
+        return loadedPluginClasses;
+    }
 }

src/main/resources/abacus.fxml

@@ -49,7 +49,8 @@
                     <ListView fx:id="enabledPluginView"
                               GridPane.rowIndex="1" GridPane.columnIndex="0"
                               GridPane.columnSpan="2" maxHeight="100"/>
-                    <Button fx:id="reloadButton" text="Reload" GridPane.rowIndex="2" GridPane.columnIndex="0"/>
+                    <Button fx:id="reloadButton" text="Reload" GridPane.rowIndex="2" GridPane.columnIndex="0"
+                            onAction="#performReload"/>
                 </GridPane>
             </Tab>
         </TabPane>