/
params.go
76 lines (60 loc) · 1.6 KB
/
params.go
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package types
import (
sdk "github.com/cosmos/cosmos-sdk/types"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
"github.com/pkg/errors"
)
var _ paramtypes.ParamSet = (*Params)(nil)
var (
DefaultBidMinDeposit = sdk.NewCoin("uakt", sdk.NewInt(5000000))
defaultOrderMaxBids uint32 = 20
maxOrderMaxBids uint32 = 500
)
const (
keyBidMinDeposit = "BidMinDeposit"
keyOrderMaxBids = "OrderMaxBids"
)
func ParamKeyTable() paramtypes.KeyTable {
return paramtypes.NewKeyTable().RegisterParamSet(&Params{})
}
func (p *Params) ParamSetPairs() paramtypes.ParamSetPairs {
return paramtypes.ParamSetPairs{
paramtypes.NewParamSetPair([]byte(keyBidMinDeposit), &p.BidMinDeposit, validateCoin),
paramtypes.NewParamSetPair([]byte(keyOrderMaxBids), &p.OrderMaxBids, validateOrderMaxBids),
}
}
func DefaultParams() Params {
return Params{
BidMinDeposit: DefaultBidMinDeposit,
OrderMaxBids: defaultOrderMaxBids,
}
}
func (p Params) Validate() error {
if err := validateCoin(p.BidMinDeposit); err != nil {
return err
}
if err := validateOrderMaxBids(p.OrderMaxBids); err != nil {
return err
}
return nil
}
func validateCoin(i interface{}) error {
_, ok := i.(sdk.Coin)
if !ok {
return errors.Wrapf(ErrInvalidParam, "invalid type %T", i)
}
return nil
}
func validateOrderMaxBids(i interface{}) error {
val, ok := i.(uint32)
if !ok {
return errors.Wrapf(ErrInvalidParam, "invalid type %T", i)
}
if val == 0 {
return errors.Wrap(ErrInvalidParam, "order max bids too low")
}
if val > maxOrderMaxBids {
return errors.Wrap(ErrInvalidParam, "order max bids too high")
}
return nil
}