/**
 * Minimum required Proof of Work (PoW) difficulty for note acceptance.
 *
 * Notes with PoW below this threshold will be rejected without decryption attempts.
 * This threshold serves as a DoS protection mechanism for the CCN in case of
 * public key compromise.
 */
export const MIN_POW = 8;

/**
 * Target Proof of Work (PoW) difficulty for relay-generated notes.
 *
 * Defines the PoW difficulty level that the relay will compute when generating
 * and encrypting its own notes before broadcasting them to the network.
 *
 * Expected Performance on modern hardware (2025):
 * - Difficulty 8: ~1ms
 * - Difficulty 21: ~5-6 seconds
 */
export const POW_TO_MINE = 10;

/**
 * Maximum size of a note chunk in bytes.
 *
 * This value determines the maximum size of a note that can be encrypted and
 * sent in a single chunk.
 */
export const MAX_CHUNK_SIZE = 32768;

/**
 * Interval for cleaning up expired note chunks in milliseconds.
 *
 * This value determines how often the relay will check for and remove expired
 * note chunks from the database.
 */
export const CHUNK_CLEANUP_INTERVAL = 1000 * 60 * 60;

/**
 * Maximum age of a note chunk in milliseconds.
 *
 * This value determines the maximum duration a note chunk can remain in the
 * database before it is considered expired and eligible for cleanup.
 */
export const CHUNK_MAX_AGE = 1000 * 60 * 60 * 24;