Add functionality for deleting project assets and related commands

src/commands/set-box-brush-authored-state-command.ts

@@ -0,0 +1,74 @@
+import { createOpaqueId } from "../core/ids";
+
+import { getBoxBrushOrThrow, replaceBrush } from "./brush-command-helpers";
+import type { EditorCommand } from "./command";
+
+interface SetBoxBrushAuthoredStateCommandOptions {
+  brushId: string;
+  visible?: boolean;
+  enabled?: boolean;
+}
+
+function createCommandLabel(options: SetBoxBrushAuthoredStateCommandOptions): string {
+  if (options.enabled !== undefined && options.visible === undefined) {
+    return options.enabled ? "Enable box brush" : "Disable box brush";
+  }
+
+  if (options.visible !== undefined && options.enabled === undefined) {
+    return options.visible ? "Show box brush" : "Hide box brush";
+  }
+
+  return "Update box brush state";
+}
+
+export function createSetBoxBrushAuthoredStateCommand(
+  options: SetBoxBrushAuthoredStateCommandOptions
+): EditorCommand {
+  if (options.visible === undefined && options.enabled === undefined) {
+    throw new Error("Box brush authored state command requires at least one change.");
+  }
+
+  let previousVisible: boolean | null = null;
+  let previousEnabled: boolean | null = null;
+
+  return {
+    id: createOpaqueId("command"),
+    label: createCommandLabel(options),
+    execute(context) {
+      const currentDocument = context.getDocument();
+      const brush = getBoxBrushOrThrow(currentDocument, options.brushId);
+
+      if (previousVisible === null) {
+        previousVisible = brush.visible;
+      }
+
+      if (previousEnabled === null) {
+        previousEnabled = brush.enabled;
+      }
+
+      context.setDocument(
+        replaceBrush(currentDocument, {
+          ...brush,
+          visible: options.visible ?? brush.visible,
+          enabled: options.enabled ?? brush.enabled
+        })
+      );
+    },
+    undo(context) {
+      if (previousVisible === null || previousEnabled === null) {
+        return;
+      }
+
+      const currentDocument = context.getDocument();
+      const brush = getBoxBrushOrThrow(currentDocument, options.brushId);
+
+      context.setDocument(
+        replaceBrush(currentDocument, {
+          ...brush,
+          visible: previousVisible,
+          enabled: previousEnabled
+        })
+      );
+    }
+  };
+}