Function printCurrentSelection

packages/cli/src/commands/preview.ts:362–450

(
  projectDir: string,
  startPort: number,
  json: boolean,
  preferredPort?: number,
)

}

async function printCurrentSelection(
  projectDir: string,
  startPort: number,
  json: boolean,
  preferredPort?: number,
): Promise<void> {
  const {
    AmbiguousPreviewServerError,
    PreviewServerPortMismatchError,
    fetchStudioSelection,
    findPreviewServerForProject,
  } = await import("../utils/studioSelectionClient.js");
  let server: Awaited<ReturnType<typeof findPreviewServerForProject>>;
  try {
    server = await findPreviewServerForProject(
      projectDir,
      startPort,
      undefined,
      undefined,
      preferredPort === undefined ? undefined : { preferredPort },
    );
  } catch (err) {
    if (err instanceof AmbiguousPreviewServerError) {
      printSelectionFailure("ambiguous-preview-server", err.message, json);
      return;
    }
    if (err instanceof PreviewServerPortMismatchError) {
      printSelectionFailure("preview-port-mismatch", err.message, json);
      return;
    }
    throw err;
  }
  if (!server) {
    printSelectionFailure(
      "preview-not-running",
      "No running Studio preview found for this project. Start one with: npx hyperframes preview",
      json,
    );
    return;
  }

  let response: Awaited<ReturnType<typeof fetchStudioSelection>>;
  try {
    response = await fetchStudioSelection(server);
  } catch (err) {
    printSelectionFailure("selection-unavailable", errorMessage(err), json);
    return;
  }

  if (!response.selection) {
    printSelectionFailure(
      "no-selection",
      "Studio is running, but no element is selected. Select an element in Studio and rerun this command.",
      json,
    );
    return;
  }