function clampHeight(viewportHeight) {
  const numericHeight = Number(viewportHeight)
  if (!Number.isFinite(numericHeight) || numericHeight <= 0) {
    return 720
  }

  return Math.max(520, numericHeight - 220)
}

export function buildOnlyOfficePreviewConfig(config, options = {}) {
  const viewportHeight = options.viewportHeight
  const editorConfig = {
    ...(config.editorConfig || {}),
    embedded: {
      embedUrl: '',
      fullscreenUrl: '',
      saveUrl: '',
      shareUrl: '',
      toolbarDocked: 'top'
    }
  }

  return {
    ...config,
    type: 'embedded',
    editorConfig,
    width: '100%',
    height: `${clampHeight(viewportHeight)}px`
  }
}