Function mapAttributesToCommand

src/matter/ClusterCommandMapper.ts:338–358

(
  cluster: string,
  attributes: Record<string, unknown>,
)

 * to update state directly instead of invoking a command.
 */
export function mapAttributesToCommand(
  cluster: string,
  attributes: Record<string, unknown>,
): { command: string, args?: Record<string, unknown> } | null {
  const mapping = CLUSTER_COMMAND_MAPPINGS[cluster]

  if (!mapping) {
    throw new Error(`Command mapping not implemented for cluster: ${cluster}`)
  }

  const result = mapping.map(attributes)

  if (result === null) {
    // Some clusters trigger change handlers automatically via attribute updates
    // These don't need explicit commands (e.g., fanMode, systemMode changes)
    // The caller should handle null by updating state directly
    return null
  }

  return result
}