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params.go
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params.go
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package types
import (
fmt "fmt"
"time"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
"github.com/osmosis-labs/osmosis/osmomath"
)
// Parameter store keys.
var (
KeyMinimumRiskFactor = []byte("MinimumRiskFactor")
defaultMinimumRiskFactor = osmomath.NewDecWithPrec(5, 1) // 50%
)
// ParamTable for minting module.
func ParamKeyTable() paramtypes.KeyTable {
return paramtypes.NewKeyTable().RegisterParamSet(&Params{})
}
func NewParams(minimumRiskFactor osmomath.Dec) Params {
return Params{
MinimumRiskFactor: minimumRiskFactor,
}
}
// default minting module parameters.
func DefaultParams() Params {
return Params{
MinimumRiskFactor: defaultMinimumRiskFactor, // 5%
}
}
// validate params.
func (p Params) Validate() error {
return nil
}
// Implements params.ParamSet.
func (p *Params) ParamSetPairs() paramtypes.ParamSetPairs {
return paramtypes.ParamSetPairs{
paramtypes.NewParamSetPair(KeyMinimumRiskFactor, &p.MinimumRiskFactor, ValidateMinimumRiskFactor),
}
}
func ValidateMinimumRiskFactor(i interface{}) error {
v, ok := i.(osmomath.Dec)
if !ok {
return fmt.Errorf("invalid parameter type: %T", i)
}
if v.IsNegative() || v.GT(osmomath.NewDec(100)) {
return fmt.Errorf("minimum risk factor should be between 0 - 100: %s", v.String())
}
return nil
}
func ValidateUnbondingDuration(i interface{}) error {
v, ok := i.(time.Duration)
if !ok {
return fmt.Errorf("invalid parameter type: %T", i)
}
if v == 0 {
return fmt.Errorf("unbonding duration should be positive: %s", v.String())
}
return nil
}