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params.go
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params.go
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package types
import (
"fmt"
"math/big"
"strings"
"cosmossdk.io/math"
sdk "github.com/cosmos/cosmos-sdk/types"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
)
var _ paramtypes.ParamSet = (*Params)(nil)
var (
KeyReserveTime = []byte("ReserveTime")
KeyForcedSettleTime = []byte("ForcedSettleTime")
KeyPaymentAccountCountLimit = []byte("PaymentAccountCountLimit")
KeyMaxAutoSettleFlowCount = []byte("MaxAutoSettleFlowCount")
KeyMaxAutoResumeFlowCount = []byte("MaxAutoResumeFlowCount")
KeyFeeDenom = []byte("FeeDenom")
KeyValidatorTaxRate = []byte("ValidatorTaxRate")
KeyWithdrawTimeLockThreshold = []byte("WithdrawTimeLockThreshold")
KeyWithdrawTimeLockDuration = []byte("WithdrawTimeLockDuration")
DefaultReserveTime uint64 = 180 * 24 * 60 * 60 // 180 days
DefaultValidatorTaxRate sdk.Dec = sdk.NewDecWithPrec(1, 2) // 1%
DefaultForcedSettleTime uint64 = 24 * 60 * 60 // 1 day
DefaultPaymentAccountCountLimit uint64 = 200
DefaultMaxAutoSettleFlowCount uint64 = 100
DefaultMaxAutoResumeFlowCount uint64 = 100
DefaultFeeDenom string = "BNB"
DefaultWithdrawTimeLockThreshold = math.NewIntFromBigInt(big.NewInt(1e18)).MulRaw(100) // 100 BNB
DefaultWithdrawTimeLockDuration uint64 = 24 * 60 * 60 // 1 day
)
// ParamKeyTable the param key table for launch module
func ParamKeyTable() paramtypes.KeyTable {
return paramtypes.NewKeyTable().RegisterParamSet(&Params{})
}
// NewParams creates a new Params instance
func NewParams(
reserveTime uint64,
validatorTaxRate sdk.Dec,
forcedSettleTime uint64,
paymentAccountCountLimit uint64,
MaxAutoSettleFlowCount uint64,
maxAutoResumeFlowCount uint64,
feeDenom string,
withdrawTimeLockThreshold math.Int,
withdrawTimeLockDuration uint64,
) Params {
return Params{
VersionedParams: VersionedParams{ReserveTime: reserveTime, ValidatorTaxRate: validatorTaxRate},
ForcedSettleTime: forcedSettleTime,
PaymentAccountCountLimit: paymentAccountCountLimit,
MaxAutoSettleFlowCount: MaxAutoSettleFlowCount,
MaxAutoResumeFlowCount: maxAutoResumeFlowCount,
FeeDenom: feeDenom,
WithdrawTimeLockThreshold: &withdrawTimeLockThreshold,
WithdrawTimeLockDuration: withdrawTimeLockDuration,
}
}
// DefaultParams returns a default set of parameters
func DefaultParams() Params {
return NewParams(
DefaultReserveTime,
DefaultValidatorTaxRate,
DefaultForcedSettleTime,
DefaultPaymentAccountCountLimit,
DefaultMaxAutoSettleFlowCount,
DefaultMaxAutoResumeFlowCount,
DefaultFeeDenom,
DefaultWithdrawTimeLockThreshold,
DefaultWithdrawTimeLockDuration,
)
}
// ParamSetPairs get the params.ParamSet
func (p *Params) ParamSetPairs() paramtypes.ParamSetPairs {
return paramtypes.ParamSetPairs{
paramtypes.NewParamSetPair(KeyReserveTime, &p.VersionedParams.ReserveTime, validateReserveTime),
paramtypes.NewParamSetPair(KeyValidatorTaxRate, &p.VersionedParams.ValidatorTaxRate, validateValidatorTaxRate),
paramtypes.NewParamSetPair(KeyForcedSettleTime, &p.ForcedSettleTime, validateForcedSettleTime),
paramtypes.NewParamSetPair(KeyPaymentAccountCountLimit, &p.PaymentAccountCountLimit, validatePaymentAccountCountLimit),
paramtypes.NewParamSetPair(KeyMaxAutoSettleFlowCount, &p.MaxAutoSettleFlowCount, validateMaxAutoSettleFlowCount),
paramtypes.NewParamSetPair(KeyMaxAutoResumeFlowCount, &p.MaxAutoResumeFlowCount, validateMaxAutoResumeFlowCount),
paramtypes.NewParamSetPair(KeyFeeDenom, &p.FeeDenom, validateFeeDenom),
paramtypes.NewParamSetPair(KeyWithdrawTimeLockThreshold, &p.WithdrawTimeLockThreshold, validateWithdrawTimeLockThreshold),
paramtypes.NewParamSetPair(KeyWithdrawTimeLockDuration, &p.WithdrawTimeLockDuration, validateWithdrawTimeLockDuration),
}
}
// Validate validates the set of params
func (p Params) Validate() error {
if err := validateReserveTime(p.VersionedParams.ReserveTime); err != nil {
return err
}
if err := validateValidatorTaxRate(p.VersionedParams.ValidatorTaxRate); err != nil {
return err
}
if err := validateForcedSettleTime(p.ForcedSettleTime); err != nil {
return err
}
if err := validatePaymentAccountCountLimit(p.PaymentAccountCountLimit); err != nil {
return err
}
if err := validateMaxAutoSettleFlowCount(p.MaxAutoSettleFlowCount); err != nil {
return err
}
if err := validateMaxAutoResumeFlowCount(p.MaxAutoResumeFlowCount); err != nil {
return err
}
if err := validateFeeDenom(p.FeeDenom); err != nil {
return err
}
if err := validateWithdrawTimeLockThreshold(p.WithdrawTimeLockThreshold); err != nil {
return err
}
if err := validateWithdrawTimeLockDuration(p.WithdrawTimeLockDuration); err != nil {
return err
}
if p.VersionedParams.ReserveTime <= p.ForcedSettleTime {
return fmt.Errorf("reserve time must be greater than force settle time")
}
return nil
}
// validateReserveTime validates the ReserveTime param
func validateReserveTime(v interface{}) error {
reserveTime, ok := v.(uint64)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
if reserveTime <= 0 {
return fmt.Errorf("reserve time must be positive")
}
return nil
}
// validateForcedSettleTime validates the ForcedSettleTime param
func validateForcedSettleTime(v interface{}) error {
ForcedSettleTime, ok := v.(uint64)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
if ForcedSettleTime <= 0 {
return fmt.Errorf("forced settle time must be positive")
}
return nil
}
// validatePaymentAccountCountLimit validates the PaymentAccountCountLimit param
func validatePaymentAccountCountLimit(v interface{}) error {
paymentAccountCountLimit, ok := v.(uint64)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
if paymentAccountCountLimit <= 0 {
return fmt.Errorf("payment account count limit must be positive")
}
return nil
}
// validateMaxAutoSettleFlowCount validates the MaxAutoSettleFlowCount param
func validateMaxAutoSettleFlowCount(v interface{}) error {
maxAutoSettleFlowCount, ok := v.(uint64)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
if maxAutoSettleFlowCount <= 0 {
return fmt.Errorf("max force settle flow count must be positive")
}
return nil
}
// validateMaxAutoResumeFlowCount validates the MaxAutoResumeFlowCount param
func validateMaxAutoResumeFlowCount(v interface{}) error {
maxAutoResumeFlowCount, ok := v.(uint64)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
if maxAutoResumeFlowCount <= 0 {
return fmt.Errorf("max auto resume flow count must be positive")
}
return nil
}
// validateFeeDenom validates the FeeDenom param
func validateFeeDenom(v interface{}) error {
feeDenom, ok := v.(string)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
if strings.TrimSpace(feeDenom) == "" {
return fmt.Errorf("fee denom cannt be blank")
}
return nil
}
// validateValidatorTaxRate validates the ValidatorTaxRate param
func validateValidatorTaxRate(v interface{}) error {
validatorTaxRate, ok := v.(sdk.Dec)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
if validatorTaxRate.IsNil() || validatorTaxRate.IsNegative() || validatorTaxRate.GT(sdk.OneDec()) {
return fmt.Errorf("validator tax ratio should be between 0 and 1, is %s", validatorTaxRate)
}
return nil
}
// validateWithdrawTimeLockThreshold validates the WithdrawTimeLockThreshold param
func validateWithdrawTimeLockThreshold(v interface{}) error {
withdrawTimeLockThreshold, ok := v.(*math.Int)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
if withdrawTimeLockThreshold != nil && !withdrawTimeLockThreshold.IsNil() {
if !withdrawTimeLockThreshold.IsPositive() {
return fmt.Errorf("withdraw time lock threshold should be positive, is %s", withdrawTimeLockThreshold)
}
}
return nil
}
// validateWithdrawTimeLockDuration validates the WithdrawTimeLockDuration param
func validateWithdrawTimeLockDuration(v interface{}) error {
_, ok := v.(uint64)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
return nil
}