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proposal.go
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proposal.go
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package types
import (
"encoding/json"
"fmt"
"github.com/furyaxyz/fuxchain/libs/system"
"strings"
"github.com/furyaxyz/fuxchain/x/common"
sdk "github.com/furyaxyz/fuxchain/libs/cosmos-sdk/types"
"github.com/furyaxyz/fuxchain/libs/tendermint/crypto"
govtypes "github.com/furyaxyz/fuxchain/x/gov/types"
)
const (
proposalTypeProposeValidator = "ProposeValidator"
ProposeValidatorProposalName = system.Chain+"/staking/ProposeValidatorProposal"
)
var _ govtypes.Content = (*ProposeValidatorProposal)(nil)
func init() {
govtypes.RegisterProposalType(proposalTypeProposeValidator)
govtypes.RegisterProposalTypeCodec(ProposeValidatorProposal{}, ProposeValidatorProposalName)
}
type ProposeValidator struct {
Description Description `json:"description" yaml:"description"`
//Commission CommissionRates `json:"commission" yaml:"commission"`
MinSelfDelegation sdk.SysCoin `json:"min_self_delegation" yaml:"min_self_delegation"`
DelegatorAddress sdk.AccAddress `json:"delegator_address" yaml:"delegator_address"`
ValidatorAddress sdk.ValAddress `json:"validator_address" yaml:"validator_address"`
PubKey crypto.PubKey `json:"pubkey" yaml:"pubkey"`
}
type proposeValidatorJSON struct {
Description Description `json:"description" yaml:"description"`
//Commission CommissionRates `json:"commission" yaml:"commission"`
MinSelfDelegation sdk.SysCoin `json:"min_self_delegation" yaml:"min_self_delegation"`
DelegatorAddress sdk.AccAddress `json:"delegator_address" yaml:"delegator_address"`
ValidatorAddress sdk.ValAddress `json:"validator_address" yaml:"validator_address"`
PubKey string `json:"pubkey" yaml:"pubkey"`
}
// ProposeValidatorProposal - structure for the proposal of proposing validator
type ProposeValidatorProposal struct {
Title string `json:"title" yaml:"title"`
Description string `json:"description" yaml:"description"`
IsAdd bool `json:"is_add" yaml:"is_add"`
Validator ProposeValidator `json:"validator" yaml:"validator"`
}
// NewProposeValidatorProposal creates a new instance of ProposeValidatorProposal
func NewProposeValidatorProposal(title, description string, isAdd bool, validator ProposeValidator) ProposeValidatorProposal {
return ProposeValidatorProposal{
Title: title,
Description: description,
IsAdd: isAdd,
Validator: validator,
}
}
// GetTitle returns title of the proposal object
func (pv ProposeValidatorProposal) GetTitle() string {
return pv.Title
}
// GetDescription returns description of proposal object
func (pv ProposeValidatorProposal) GetDescription() string {
return pv.Description
}
// ProposalRoute returns route key of the proposal object
func (pv ProposeValidatorProposal) ProposalRoute() string {
return RouterKey
}
// ProposalType returns type of the proposal object
func (pv ProposeValidatorProposal) ProposalType() string {
return proposalTypeProposeValidator
}
// ValidateBasic validates the proposal
func (pv ProposeValidatorProposal) ValidateBasic() sdk.Error {
if len(strings.TrimSpace(pv.Title)) == 0 {
return govtypes.ErrInvalidProposalContent("title is required")
}
if len(pv.Title) > govtypes.MaxTitleLength {
return govtypes.ErrInvalidProposalContent("title length is bigger than max title length")
}
if len(pv.Description) == 0 {
return govtypes.ErrInvalidProposalContent("description is required")
}
if len(pv.Description) > govtypes.MaxDescriptionLength {
return govtypes.ErrInvalidProposalContent("description length is bigger than max description length")
}
if pv.ProposalType() != proposalTypeProposeValidator {
return govtypes.ErrInvalidProposalType(pv.ProposalType())
}
if pv.Validator.ValidatorAddress.Empty() {
return govtypes.ErrInvalidProposalContent("empty validator address")
}
if pv.IsAdd {
if pv.Validator.DelegatorAddress.Empty() {
return govtypes.ErrInvalidProposalContent("empty delegator address")
}
if !sdk.AccAddress(pv.Validator.ValidatorAddress).Equals(pv.Validator.DelegatorAddress) {
return govtypes.ErrInvalidProposalContent("validator address is invalid")
}
if pv.Validator.MinSelfDelegation.Amount.LT(sdk.ZeroDec()) || !pv.Validator.MinSelfDelegation.IsValid() {
return govtypes.ErrInvalidProposalContent("minimum self delegation is invalid")
}
if pv.Validator.Description == (Description{}) {
return govtypes.ErrInvalidProposalContent("empty description")
}
}
return nil
}
// String returns a human readable string representation of a ProposeValidatorProposal
func (pv ProposeValidatorProposal) String() string {
var builder strings.Builder
builder.WriteString(
fmt.Sprintf(`ProposeValidatorProposal:
Title: %s
Description: %s
IsADD: %t
Type: %s
`,
pv.Title, pv.Description, pv.IsAdd, pv.ProposalType()),
)
return strings.TrimSpace(builder.String())
}
// MarshalJSON implements the json.Marshaler interface to provide custom JSON serialization
func (pv ProposeValidator) MarshalJSON() ([]byte, error) {
return json.Marshal(proposeValidatorJSON{
Description: pv.Description,
DelegatorAddress: pv.DelegatorAddress,
ValidatorAddress: pv.ValidatorAddress,
PubKey: MustBech32ifyConsPub(pv.PubKey),
MinSelfDelegation: pv.MinSelfDelegation,
})
}
// UnmarshalJSON implements the json.Unmarshaler interface to provide custom JSON deserialization
func (pv *ProposeValidator) UnmarshalJSON(bz []byte) error {
var pvJSON proposeValidatorJSON
if err := json.Unmarshal(bz, &pvJSON); err != nil {
return common.ErrUnMarshalJSONFailed(err.Error())
}
pv.Description = pvJSON.Description
pv.DelegatorAddress = pvJSON.DelegatorAddress
pv.ValidatorAddress = pvJSON.ValidatorAddress
var err error
pv.PubKey, err = GetConsPubKeyBech32(pvJSON.PubKey)
if err != nil {
return ErrGetConsPubKeyBech32()
}
pv.MinSelfDelegation = pvJSON.MinSelfDelegation
return nil
}