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params.go
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params.go
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package types
import (
"fmt"
"time"
sdk "github.com/cosmos/cosmos-sdk/types"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
)
var _ paramtypes.ParamSet = &Params{}
// insurance params default values
const (
// DefaultInsurancePeriodDurationSeconds represents the number of seconds in two weeks
DefaultInsurancePeriod = time.Hour * 24 * 14
DefaultBinaryOptionsInsurancePeriod = time.Minute
)
// MaxUnderwritingAmount equals 1 trillion * 1e18
var MaxUnderwritingAmount, _ = sdk.NewIntFromString("1000000000000000000000000000")
var PerpetualExpiryFlag int64 = -1
var BinaryOptionsExpiryFlag int64 = -2
// Parameter keys
var (
KeyDefaultRedemptionNoticePeriodDuration = []byte("defaultRedemptionNoticePeriodDuration")
)
// ParamKeyTable returns the parameter key table.
func ParamKeyTable() paramtypes.KeyTable {
return paramtypes.NewKeyTable().RegisterParamSet(&Params{})
}
// NewParams creates a new Params instance
func NewParams(
defaultRedemptionNoticePeriodDuration time.Duration,
) Params {
return Params{
DefaultRedemptionNoticePeriodDuration: defaultRedemptionNoticePeriodDuration,
}
}
// ParamSetPairs returns the parameter set pairs.
func (p *Params) ParamSetPairs() paramtypes.ParamSetPairs {
return paramtypes.ParamSetPairs{
paramtypes.NewParamSetPair(KeyDefaultRedemptionNoticePeriodDuration, &p.DefaultRedemptionNoticePeriodDuration, validateNoticePeriodDuration),
}
}
// DefaultParams returns a default set of parameters.
func DefaultParams() Params {
return Params{
DefaultRedemptionNoticePeriodDuration: DefaultInsurancePeriod,
}
}
// Validate performs basic validation on insurance parameters.
func (p Params) Validate() error {
if err := validateNoticePeriodDuration(p.DefaultRedemptionNoticePeriodDuration); err != nil {
return err
}
return nil
}
func validateNoticePeriodDuration(i interface{}) error {
v, ok := i.(time.Duration)
if !ok {
return fmt.Errorf("invalid parameter type: %T", i)
}
if v == 0 {
return fmt.Errorf("DefaultRedemptionNoticePeriodDuration must be positive: %d", v)
}
return nil
}