Files
webeditor3d/src/commands/set-path-authored-state-command.ts

91 lines
2.3 KiB
TypeScript

import { createOpaqueId } from "../core/ids";
import { cloneScenePath } from "../document/paths";
import type { EditorCommand } from "./command";
interface SetPathAuthoredStateCommandOptions {
pathId: string;
visible?: boolean;
enabled?: boolean;
}
function createCommandLabel(options: SetPathAuthoredStateCommandOptions): string {
if (options.enabled !== undefined && options.visible === undefined) {
return options.enabled ? "Enable path" : "Disable path";
}
if (options.visible !== undefined && options.enabled === undefined) {
return options.visible ? "Show path" : "Hide path";
}
return "Update path state";
}
export function createSetPathAuthoredStateCommand(
options: SetPathAuthoredStateCommandOptions
): EditorCommand {
if (options.visible === undefined && options.enabled === undefined) {
throw new Error("Path 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 path = currentDocument.paths[options.pathId];
if (path === undefined) {
throw new Error(`Path ${options.pathId} does not exist.`);
}
if (previousVisible === null) {
previousVisible = path.visible;
}
if (previousEnabled === null) {
previousEnabled = path.enabled;
}
context.setDocument({
...currentDocument,
paths: {
...currentDocument.paths,
[path.id]: cloneScenePath({
...path,
visible: options.visible ?? path.visible,
enabled: options.enabled ?? path.enabled
})
}
});
},
undo(context) {
if (previousVisible === null || previousEnabled === null) {
return;
}
const currentDocument = context.getDocument();
const path = currentDocument.paths[options.pathId];
if (path === undefined) {
return;
}
context.setDocument({
...currentDocument,
paths: {
...currentDocument.paths,
[path.id]: cloneScenePath({
...path,
visible: previousVisible,
enabled: previousEnabled
})
}
});
}
};
}