package types

// staking constants
const (

	// default bond denomination
	DefaultBondDenom = "stake"

	// Delay, in blocks, between when validator updates are returned to the
	// consensus-engine and when they are applied. For example, if
	// ValidatorUpdateDelay is set to X, and if a validator set update is
	// returned with new validators at the end of block 10, then the new
	// validators are expected to sign blocks beginning at block 11+X.
	//
	// This value is constant as this should not change without a hard fork.
	// For Tendermint this should be set to 1 block, for more details see:
	// https://tendermint.com/docs/spec/abci/apps.html#endblock
	ValidatorUpdateDelay int64 = 1
)

// DefaultPowerReduction is the default amount of staking tokens required for 1 unit of consensus-engine power
var DefaultPowerReduction = NewIntFromUint64(1000000)

// TokensToConsensusPower - convert input tokens to potential consensus-engine power
func TokensToConsensusPower(tokens Int, powerReduction Int) int64 {
	return (tokens.Quo(powerReduction)).Int64()
}

// TokensFromConsensusPower - convert input power to tokens
func TokensFromConsensusPower(power int64, powerReduction Int) Int {
	return NewInt(power).Mul(powerReduction)
}