implements PR-10c bank composition section shell and form session integration

prometeu-studio/src/main/java/p/studio/controls/banks/StudioDualListView.java

@@ -22,6 +22,8 @@ public abstract class StudioDualListView<T> extends HBox {
     private final ObservableList<T> rightItems = FXCollections.observableArrayList();
     private final ListView<T> leftListView = new ListView<>(leftItems);
     private final ListView<T> rightListView = new ListView<>(rightItems);
+    private final Label leftTitleLabel = new Label("Available");
+    private final Label rightTitleLabel = new Label("Selected");
     private final Button moveToRightButton = new Button(">");
     private final Button moveToLeftButton = new Button("<");
     private final Button moveUpButton = new Button("Up");
@@ -41,8 +43,8 @@ public abstract class StudioDualListView<T> extends HBox {
         leftListView.setCellFactory(ignored -> createCell(false));
         rightListView.setCellFactory(ignored -> createCell(true));
 
-        final VBox leftColumn = createColumn("Available", leftListView);
+        final VBox leftColumn = createColumn(leftTitleLabel, leftListView);
-        final VBox rightColumn = createColumn("Selected", rightListView);
+        final VBox rightColumn = createColumn(rightTitleLabel, rightListView);
         final VBox centerActions = new VBox(8, moveToRightButton, moveToLeftButton, moveUpButton, moveDownButton);
         centerActions.setAlignment(Pos.CENTER);
         centerActions.getStyleClass().add("studio-dual-list-actions");
@@ -114,14 +116,21 @@ public abstract class StudioDualListView<T> extends HBox {
         this.onMoveDown = Objects.requireNonNull(onMoveDown, "onMoveDown");
     }
 
+    public void setLeftTitle(String title) {
+        leftTitleLabel.setText(Objects.requireNonNull(title, "title"));
+    }
+
+    public void setRightTitle(String title) {
+        rightTitleLabel.setText(Objects.requireNonNull(title, "title"));
+    }
+
     protected abstract String itemText(T item);
 
     protected Node itemGraphic(T item) {
         return null;
     }
 
-    private VBox createColumn(String title, ListView<T> listView) {
+    private VBox createColumn(Label titleLabel, ListView<T> listView) {
-        final Label titleLabel = new Label(title);
         titleLabel.getStyleClass().add("studio-dual-list-title");
         final VBox column = new VBox(8, titleLabel, listView);
         column.getStyleClass().add("studio-dual-list-column");

prometeu-studio/src/main/java/p/studio/utilities/i18n/I18n.java

@@ -96,6 +96,7 @@ public enum I18n {
     ASSETS_BADGE_DIAGNOSTICS("assets.badge.diagnostics"),
     ASSETS_SECTION_SUMMARY("assets.section.summary"),
     ASSETS_SECTION_RUNTIME_CONTRACT("assets.section.runtimeContract"),
+    ASSETS_SECTION_BANK_COMPOSITION("assets.section.bankComposition"),
     ASSETS_SUBSECTION_CODEC_CONFIGURATION("assets.subsection.codecConfiguration"),
     ASSETS_SUBSECTION_METADATA("assets.subsection.metadata"),
     ASSETS_SECTION_INPUTS_PREVIEW("assets.section.inputsPreview"),
@@ -177,6 +178,10 @@ public enum I18n {
     ASSETS_DETAILS_EMPTY("assets.details.empty"),
     ASSETS_DETAILS_READY("assets.details.ready"),
     ASSETS_DETAILS_NO_SELECTION("assets.details.noSelection"),
+    ASSETS_DETAILS_BANK_COMPOSITION_AVAILABLE("assets.details.bankComposition.available"),
+    ASSETS_DETAILS_BANK_COMPOSITION_SELECTED("assets.details.bankComposition.selected"),
+    ASSETS_DETAILS_BANK_COMPOSITION_READONLY_HINT("assets.details.bankComposition.readonlyHint"),
+    ASSETS_DETAILS_BANK_COMPOSITION_EDITING_HINT("assets.details.bankComposition.editingHint"),
     ASSETS_DETAILS_CODEC_CONFIGURATION_EMPTY("assets.details.codecConfiguration.empty"),
     ASSETS_DETAILS_METADATA_EMPTY("assets.details.metadata.empty"),
     ASSETS_ADD_WIZARD_TITLE("assets.addWizard.title"),

prometeu-studio/src/main/java/p/studio/workspaces/assets/details/AssetDetailsControl.java

@@ -15,6 +15,7 @@ import p.studio.Container;
 import p.studio.events.StudioWorkspaceEventBus;
 import p.studio.projects.ProjectReference;
 import p.studio.utilities.i18n.I18n;
+import p.studio.workspaces.assets.details.bank.AssetDetailsBankCompositionControl;
 import p.studio.workspaces.assets.details.contract.AssetDetailsContractControl;
 import p.studio.workspaces.assets.details.summary.AssetDetailsSummaryControl;
 import p.studio.workspaces.assets.messages.AssetWorkspaceAssetAction;
@@ -45,6 +46,7 @@ public final class AssetDetailsControl extends VBox implements StudioEventAware
     private final ScrollPane detailsScroll = new ScrollPane();
     private final AssetDetailsSummaryControl summaryControl;
     private final AssetDetailsContractControl contractControl;
+    private final AssetDetailsBankCompositionControl bankCompositionControl;
     private final VBox actionsContent = new VBox(10);
     private final ScrollPane actionsScroll = new ScrollPane();
     private final VBox actionsSection;
@@ -63,6 +65,7 @@ public final class AssetDetailsControl extends VBox implements StudioEventAware
         this.workspaceBus = Objects.requireNonNull(workspaceBus, "workspaceBus");
         this.summaryControl = new AssetDetailsSummaryControl(projectReference, workspaceBus);
         this.contractControl = new AssetDetailsContractControl(projectReference, workspaceBus);
+        this.bankCompositionControl = new AssetDetailsBankCompositionControl(projectReference, workspaceBus);
         this.actionsSection = createActionsSection();
 
         getStyleClass().add("assets-workspace-pane");
@@ -224,7 +227,7 @@ public final class AssetDetailsControl extends VBox implements StudioEventAware
                 renderActions();
                 if (!readyMounted) {
                     readyMounted = true;
-                    detailsContent.getChildren().setAll(primarySectionsRow, contractControl);
+                    detailsContent.getChildren().setAll(primarySectionsRow, contractControl, bankCompositionControl);
                 }
                 syncActionsSectionHeight(summaryControl.getHeight());
             }

prometeu-studio/src/main/java/p/studio/workspaces/assets/details/bank/AssetDetailsBankCompositionControl.java

@@ -0,0 +1,149 @@
+package p.studio.workspaces.assets.details.bank;
+
+import javafx.scene.layout.HBox;
+import javafx.scene.layout.Priority;
+import javafx.scene.layout.VBox;
+import p.studio.Container;
+import p.studio.controls.banks.StudioAssetCapacityMeter;
+import p.studio.controls.banks.StudioAssetCapacitySeverity;
+import p.studio.controls.forms.StudioFormActionBar;
+import p.studio.controls.forms.StudioFormMode;
+import p.studio.controls.forms.StudioFormSession;
+import p.studio.controls.lifecycle.StudioControlLifecycle;
+import p.studio.controls.lifecycle.StudioControlLifecycleSupport;
+import p.studio.events.StudioWorkspaceEventBus;
+import p.studio.projects.ProjectReference;
+import p.studio.utilities.i18n.I18n;
+import p.studio.workspaces.assets.details.AssetDetailsUiSupport;
+import p.studio.workspaces.assets.messages.AssetWorkspaceBankCompositionDetails;
+import p.studio.workspaces.assets.messages.AssetWorkspaceDetailsViewState;
+import p.studio.workspaces.assets.messages.events.StudioAssetsDetailsViewStateChangedEvent;
+import p.studio.workspaces.framework.StudioSubscriptionBag;
+
+import java.util.Objects;
+
+public final class AssetDetailsBankCompositionControl extends VBox implements StudioControlLifecycle {
+    private final StudioWorkspaceEventBus workspaceBus;
+    private final StudioSubscriptionBag subscriptions = new StudioSubscriptionBag();
+    private final StudioFormActionBar actionBar = new StudioFormActionBar(
+            this::beginEdit,
+            this::applyDraft,
+            this::resetDraft,
+            this::cancelEdit);
+    private final AssetDetailsBankCompositionDualListView dualListView = new AssetDetailsBankCompositionDualListView();
+    private final StudioAssetCapacityMeter capacityMeter = new StudioAssetCapacityMeter();
+
+    private AssetWorkspaceDetailsViewState viewState;
+    private StudioFormSession<AssetWorkspaceBankCompositionDetails> formSession;
+
+    public AssetDetailsBankCompositionControl(ProjectReference projectReference, StudioWorkspaceEventBus workspaceBus) {
+        StudioControlLifecycleSupport.install(this, this);
+        Objects.requireNonNull(projectReference, "projectReference");
+        this.workspaceBus = Objects.requireNonNull(workspaceBus, "workspaceBus");
+    }
+
+    @Override
+    public void subscribe() {
+        subscriptions.add(workspaceBus.subscribe(StudioAssetsDetailsViewStateChangedEvent.class, event -> {
+            viewState = event.viewState();
+            syncFormSession();
+            render();
+        }));
+    }
+
+    @Override
+    public void unsubscribe() {
+        subscriptions.clear();
+    }
+
+    private void syncFormSession() {
+        if (viewState == null || viewState.selectedAssetDetails() == null) {
+            formSession = null;
+            return;
+        }
+
+        final AssetWorkspaceBankCompositionDetails source = viewState.selectedAssetDetails().bankComposition();
+        if (formSession == null) {
+            formSession = new StudioFormSession<>(source);
+            return;
+        }
+        if (!Objects.equals(formSession.source(), source)) {
+            formSession.replaceSource(source);
+        }
+    }
+
+    private void render() {
+        if (viewState == null || viewState.selectedAssetDetails() == null) {
+            getChildren().clear();
+            return;
+        }
+        if (formSession == null) {
+            syncFormSession();
+        }
+        if (formSession == null) {
+            getChildren().clear();
+            return;
+        }
+
+        final boolean editing = formSession.mode() == StudioFormMode.EDITING;
+        final AssetWorkspaceBankCompositionDetails draft = formSession.draft();
+
+        dualListView.setLeftItems(draft.availableFiles());
+        dualListView.setRightItems(draft.selectedFiles());
+        dualListView.setInteractionEnabled(false);
+
+        capacityMeter.setProgress(0.0d);
+        capacityMeter.setSeverity(StudioAssetCapacitySeverity.GREEN);
+        capacityMeter.setLabelText(draft.measuredBankSizeBytes() + " bytes");
+        capacityMeter.setHintText(editing
+                ? Container.i18n().text(I18n.ASSETS_DETAILS_BANK_COMPOSITION_EDITING_HINT)
+                : Container.i18n().text(I18n.ASSETS_DETAILS_BANK_COMPOSITION_READONLY_HINT));
+
+        final HBox body = new HBox(16, dualListView, capacityMeter);
+        body.getStyleClass().add("assets-details-bank-composition-body");
+        HBox.setHgrow(dualListView, Priority.ALWAYS);
+        dualListView.setMaxWidth(Double.MAX_VALUE);
+
+        final VBox content = new VBox(12, body);
+        actionBar.updateState(formSession.mode(), formSession.isDirty());
+        content.getChildren().add(actionBar);
+
+        final VBox section = AssetDetailsUiSupport.createSection(
+                Container.i18n().text(I18n.ASSETS_SECTION_BANK_COMPOSITION),
+                content);
+        section.getStyleClass().add("assets-details-bank-composition-section");
+        getChildren().setAll(section);
+    }
+
+    private void beginEdit() {
+        if (formSession == null) {
+            return;
+        }
+        formSession.beginEdit();
+        render();
+    }
+
+    private void applyDraft() {
+        if (formSession == null) {
+            return;
+        }
+        formSession.apply();
+        render();
+    }
+
+    private void resetDraft() {
+        if (formSession == null) {
+            return;
+        }
+        formSession.resetDraft();
+        render();
+    }
+
+    private void cancelEdit() {
+        if (formSession == null) {
+            return;
+        }
+        formSession.cancelEdit();
+        render();
+    }
+}

prometeu-studio/src/main/java/p/studio/workspaces/assets/details/bank/AssetDetailsBankCompositionDualListView.java

@@ -1,9 +1,16 @@
 package p.studio.workspaces.assets.details.bank;
 
 import p.studio.controls.banks.StudioDualListView;
+import p.studio.Container;
+import p.studio.utilities.i18n.I18n;
 import p.studio.workspaces.assets.messages.AssetWorkspaceBankCompositionFile;
 
 public final class AssetDetailsBankCompositionDualListView extends StudioDualListView<AssetWorkspaceBankCompositionFile> {
+    public AssetDetailsBankCompositionDualListView() {
+        setLeftTitle(Container.i18n().text(I18n.ASSETS_DETAILS_BANK_COMPOSITION_AVAILABLE));
+        setRightTitle(Container.i18n().text(I18n.ASSETS_DETAILS_BANK_COMPOSITION_SELECTED));
+    }
+
     @Override
     protected String itemText(AssetWorkspaceBankCompositionFile item) {
         if (item.displayName().equals(item.path())) {

prometeu-studio/src/main/resources/i18n/messages.properties

@@ -86,6 +86,7 @@ assets.badge.preload=Preload
 assets.badge.diagnostics=Diagnostics
 assets.section.summary=Summary
 assets.section.runtimeContract=Runtime Contract
+assets.section.bankComposition=Bank Composition
 assets.subsection.codecConfiguration=Codec Configuration
 assets.subsection.metadata=Metadata
 assets.section.inputsPreview=Inputs / Preview
@@ -168,6 +169,10 @@ assets.details.loading=Waiting for asset data...
 assets.details.empty=Create or add assets to this project to start using the Assets workspace.
 assets.details.ready=Selected asset: {0}\nState: {1}\nRoot: {2}
 assets.details.noSelection=Select an asset from the navigator once assets are available.
+assets.details.bankComposition.available=Available
+assets.details.bankComposition.selected=Selected
+assets.details.bankComposition.readonlyHint=Current bank composition state is shown read-only until editing begins.
+assets.details.bankComposition.editingHint=Bank composition editing shell is active. Behavior wiring lands in the next slice.
 assets.details.codecConfiguration.empty=This codec does not expose configuration fields yet.
 assets.details.metadata.empty=This asset does not expose metadata fields yet.
 assets.addWizard.title=Add Asset