Function runVideoMode

packages/cli/src/commands/capture/video.ts:187–283

(args: VideoModeArgs)

// fallow-ignore-next-line complexity
export async function runVideoMode(args: VideoModeArgs): Promise<void> {
  const projectDir = resolve(args.project);
  // standalone capture writes `<dir>/extracted/…`; W2H project nests under `<dir>/capture/extracted/…`.
  const directPath = join(projectDir, "extracted", "video-manifest.json");
  const w2hPath = join(projectDir, "capture", "extracted", "video-manifest.json");
  const manifestPath = existsSync(directPath) ? directPath : w2hPath;
  const isW2hLayout = manifestPath === w2hPath;
  if (!existsSync(manifestPath)) {
    console.error(
      `${c.error("✗")} no video-manifest.json at ${directPath} or ${w2hPath}\n` +
        `  Was this directory produced by \`hyperframes capture\`?`,
    );
    process.exitCode = 1;
    return;
  }
  let manifest: ManifestEntry[];
  try {
    manifest = JSON.parse(readFileSync(manifestPath, "utf-8"));
  } catch (e) {
    console.error(`${c.error("✗")} video-manifest.json is malformed: ${(e as Error).message}`);
    process.exitCode = 1;
    return;
  }

  if (args.list) {
    if (manifest.length === 0) {
      console.log(c.dim("(manifest is empty — no <video> elements on the captured page)"));
      return;
    }
    console.log(
      `${manifest.length} video entr${manifest.length === 1 ? "y" : "ies"} in ${manifestPath}:`,
    );
    for (const e of manifest) {
      console.log(
        `  ${c.bold(`[${e.index}]`)} ${e.filename} — ${e.sourceWidth || e.width}×${e.sourceHeight || e.height}` +
          (e.heading ? `\n      heading: "${e.heading}"` : "") +
          `\n      url: ${e.url}`,
      );
    }
    return;
  }

  const pick = pickManifestEntry(manifest, args);
  if (!pick.ok) {
    console.error(
      `${c.error("✗")} ${pick.message}` +
        (pick.code === "no-match-url" ? `\n  Run with --list to see what's available.` : ""),
    );
    process.exitCode = 1;
    return;
  }
  const entry = pick.entry;

  const collisions = findFilenameCollision(manifest, entry);
  if (collisions.length > 0) {
    console.error(
      `${c.error("✗")} filename "${safeFilename(entry.filename || basename(entry.url))}" ` +
        `collides with manifest entr${collisions.length === 1 ? "y" : "ies"} ` +