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params.go
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params.go
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package types
import (
"fmt"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
"gopkg.in/yaml.v2"
)
var _ paramtypes.ParamSet = (*Params)(nil)
var (
KeyEpochIdentifier = []byte("EpochIdentifier")
// TODO: Determine the default value
DefaultEpochIdentifier string = "epoch_identifier"
)
// 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(
epochIdentifier string,
) Params {
return Params{
EpochIdentifier: epochIdentifier,
}
}
// DefaultParams returns a default set of parameters
func DefaultParams() Params {
return NewParams(
DefaultEpochIdentifier,
)
}
// ParamSetPairs get the params.ParamSet
func (p *Params) ParamSetPairs() paramtypes.ParamSetPairs {
return paramtypes.ParamSetPairs{
paramtypes.NewParamSetPair(KeyEpochIdentifier, &p.EpochIdentifier, validateEpochIdentifier),
}
}
// Validate validates the set of params
func (p Params) Validate() error {
if err := validateEpochIdentifier(p.EpochIdentifier); err != nil {
return err
}
return nil
}
// String implements the Stringer interface.
func (p Params) String() string {
out, _ := yaml.Marshal(p)
return string(out)
}
// validateEpochIdentifier validates the EpochIdentifier param
func validateEpochIdentifier(v interface{}) error {
epochIdentifier, ok := v.(string)
if !ok {
return fmt.Errorf("invalid parameter type: %T", v)
}
// TODO implement validation
_ = epochIdentifier
return nil
}