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params.go
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params.go
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package types
import (
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
commontypes "github.com/lavanet/lava/common/types"
"gopkg.in/yaml.v2"
)
var _ paramtypes.ParamSet = (*Params)(nil)
var (
KeyMinSelfDelegation = []byte("MinSelfDelegation")
DefaultMinSelfDelegation sdk.Coin = sdk.NewCoin(commontypes.TokenDenom, sdk.NewInt(100000000)) // 100 lava = 100,000,000 ulava
)
// 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(
minSelfDelegation sdk.Coin,
) Params {
return Params{
MinSelfDelegation: minSelfDelegation,
}
}
// DefaultParams returns a default set of parameters
func DefaultParams() Params {
return NewParams(DefaultMinSelfDelegation)
}
// ParamSetPairs get the params.ParamSet
func (p *Params) ParamSetPairs() paramtypes.ParamSetPairs {
return paramtypes.ParamSetPairs{
paramtypes.NewParamSetPair(KeyMinSelfDelegation, &p.MinSelfDelegation, validateMinSelfDelegation),
}
}
// Validate validates the set of params
func (p Params) Validate() error {
return nil
}
// String implements the Stringer interface.
func (p Params) String() string {
out, _ := yaml.Marshal(p)
return string(out)
}
func validateMinSelfDelegation(v interface{}) error {
selfDelegation, ok := v.(sdk.Coin)
if !ok {
return fmt.Errorf("invalid min self delegation type %T", v)
}
if selfDelegation.Denom != commontypes.TokenDenom {
return fmt.Errorf("invalid min self delegation denom %s", selfDelegation.Denom)
}
return nil
}