import { Models } from '@open-rights-exchange/chain-js'

// sign transaction default parameters
export const DEFAULT_TRANSACTION_EXPIRY_IN_SECONDS = 300 // 5 minutes
export const DEFAULT_TRANSACTION_BLOCKS_BEHIND_REF_BLOCK = 3
export const TRANSACTION_ENCODING = 'utf8'
export const CHAIN_BLOCK_FREQUENCY = 0.5 // time between blocks produced in seconds
export const ACCOUNT_NAME_MAX_LENGTH = 12

/** number of chain blocks to poll after submitting a transaction before failing */
export const DEFAULT_BLOCKS_TO_CHECK = 20
/** time to wait (in ms) between checking chain for a new block (to see if transaction appears within it) */
export const DEFAULT_CHECK_INTERVAL = 500
/** number of times to attempt to read a chain endpoint before failing the read */
export const DEFAULT_GET_BLOCK_ATTEMPTS = 10

/** default prefix for an autogenerate account name */
export const DEFAULT_ACCOUNT_NAME_PREFIX = ''
export const DEFAULT_CREATEESCROW_CONTRACT = 'createescrow'
export const DEFAULT_ORE_ACCOUNT_TIER = 1
export const DEFAULT_CREATEESCROW_APPNAME = 'free'

// The symbol for the native token/currency on the chain
export const NATIVE_CHAIN_TOKEN_SYMBOL = 'EOS'

/** The chain address of the native (default) token contract (if any) */
export const NATIVE_CHAIN_TOKEN_ADDRESS = 'eosio.token'

/** The number of decimal places for the EOS token  */
export const NATIVE_CHAIN_TOKEN_PRECISION = 4

/** The number of seconds in the future a transaction can be valid for */
export const EOS_MAX_TRANSACTION_LIFESPAN_SECONDS = 3600 // comes from EOSIO node config.ini max-transaction-time (in milliseconds)

/** Transaction expiration constraints */
export const EOS_TRANSACTION_EXPIRATION_OPTIONS: Models.TransactionExpirationOptions = {
  /** Type of expiration constraint */
  transactionExpirationType: Models.TransactionExpirationType.Deadline,
  /** the maximum number of seconds that a transaction can valid for from current time */
  // maxWindowSeconds: EOS_MAX_TRANSACTION_LIFESPAN_SECONDS, // was deferred_trx_expiration_window - Depricated in EOS 2.0
  maxFutureSeconds: EOS_MAX_TRANSACTION_LIFESPAN_SECONDS,
}