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delegation.go
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delegation.go
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package types
import (
"encoding/json"
"fmt"
"strings"
"time"
yaml "gopkg.in/yaml.v2"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/staking/exported"
)
// Implements Delegation interface
var _ exported.DelegationI = Delegation{}
// String implements the Stringer interface for a DVPair object.
func (dv DVPair) String() string {
out, _ := yaml.Marshal(dv)
return string(out)
}
// String implements the Stringer interface for a DVVTriplet object.
func (dvv DVVTriplet) String() string {
out, _ := yaml.Marshal(dvv)
return string(out)
}
// NewDelegation creates a new delegation object
func NewDelegation(delegatorAddr sdk.AccAddress, validatorAddr sdk.ValAddress, shares sdk.Dec) Delegation {
return Delegation{
DelegatorAddress: delegatorAddr,
ValidatorAddress: validatorAddr,
Shares: shares,
}
}
// MustMarshalDelegation returns the delegation bytes. Panics if fails
func MustMarshalDelegation(cdc codec.Marshaler, delegation Delegation) []byte {
return cdc.MustMarshalBinaryBare(&delegation)
}
// MustUnmarshalDelegation return the unmarshaled delegation from bytes.
// Panics if fails.
func MustUnmarshalDelegation(cdc codec.Marshaler, value []byte) Delegation {
delegation, err := UnmarshalDelegation(cdc, value)
if err != nil {
panic(err)
}
return delegation
}
// return the delegation
func UnmarshalDelegation(cdc codec.Marshaler, value []byte) (delegation Delegation, err error) {
err = cdc.UnmarshalBinaryBare(value, &delegation)
return delegation, err
}
func (d Delegation) GetDelegatorAddr() sdk.AccAddress { return d.DelegatorAddress }
func (d Delegation) GetValidatorAddr() sdk.ValAddress { return d.ValidatorAddress }
func (d Delegation) GetShares() sdk.Dec { return d.Shares }
// String returns a human readable string representation of a Delegation.
func (d Delegation) String() string {
out, _ := yaml.Marshal(d)
return string(out)
}
// Delegations is a collection of delegations
type Delegations []Delegation
func (d Delegations) String() (out string) {
for _, del := range d {
out += del.String() + "\n"
}
return strings.TrimSpace(out)
}
func NewUnbondingDelegationEntry(creationHeight int64, completionTime time.Time, balance sdk.Int) UnbondingDelegationEntry {
return UnbondingDelegationEntry{
CreationHeight: creationHeight,
CompletionTime: completionTime,
InitialBalance: balance,
Balance: balance,
}
}
// String implements the stringer interface for a UnbondingDelegationEntry.
func (e UnbondingDelegationEntry) String() string {
out, _ := yaml.Marshal(e)
return string(out)
}
// IsMature - is the current entry mature
func (e UnbondingDelegationEntry) IsMature(currentTime time.Time) bool {
return !e.CompletionTime.After(currentTime)
}
// NewUnbondingDelegation - create a new unbonding delegation object
func NewUnbondingDelegation(
delegatorAddr sdk.AccAddress, validatorAddr sdk.ValAddress,
creationHeight int64, minTime time.Time, balance sdk.Int,
) UnbondingDelegation {
return UnbondingDelegation{
DelegatorAddress: delegatorAddr,
ValidatorAddress: validatorAddr,
Entries: []UnbondingDelegationEntry{
NewUnbondingDelegationEntry(creationHeight, minTime, balance),
},
}
}
// AddEntry - append entry to the unbonding delegation
func (ubd *UnbondingDelegation) AddEntry(creationHeight int64, minTime time.Time, balance sdk.Int) {
entry := NewUnbondingDelegationEntry(creationHeight, minTime, balance)
ubd.Entries = append(ubd.Entries, entry)
}
// RemoveEntry - remove entry at index i to the unbonding delegation
func (ubd *UnbondingDelegation) RemoveEntry(i int64) {
ubd.Entries = append(ubd.Entries[:i], ubd.Entries[i+1:]...)
}
// return the unbonding delegation
func MustMarshalUBD(cdc codec.Marshaler, ubd UnbondingDelegation) []byte {
return cdc.MustMarshalBinaryBare(&ubd)
}
// unmarshal a unbonding delegation from a store value
func MustUnmarshalUBD(cdc codec.Marshaler, value []byte) UnbondingDelegation {
ubd, err := UnmarshalUBD(cdc, value)
if err != nil {
panic(err)
}
return ubd
}
// unmarshal a unbonding delegation from a store value
func UnmarshalUBD(cdc codec.Marshaler, value []byte) (ubd UnbondingDelegation, err error) {
err = cdc.UnmarshalBinaryBare(value, &ubd)
return ubd, err
}
// String returns a human readable string representation of an UnbondingDelegation.
func (ubd UnbondingDelegation) String() string {
out := fmt.Sprintf(`Unbonding Delegations between:
Delegator: %s
Validator: %s
Entries:`, ubd.DelegatorAddress, ubd.ValidatorAddress)
for i, entry := range ubd.Entries {
out += fmt.Sprintf(` Unbonding Delegation %d:
Creation Height: %v
Min time to unbond (unix): %v
Expected balance: %s`, i, entry.CreationHeight,
entry.CompletionTime, entry.Balance)
}
return out
}
// UnbondingDelegations is a collection of UnbondingDelegation
type UnbondingDelegations []UnbondingDelegation
func (ubds UnbondingDelegations) String() (out string) {
for _, u := range ubds {
out += u.String() + "\n"
}
return strings.TrimSpace(out)
}
func NewRedelegationEntry(creationHeight int64, completionTime time.Time, balance sdk.Int, sharesDst sdk.Dec) RedelegationEntry {
return RedelegationEntry{
CreationHeight: creationHeight,
CompletionTime: completionTime,
InitialBalance: balance,
SharesDst: sharesDst,
}
}
// String implements the Stringer interface for a RedelegationEntry object.
func (e RedelegationEntry) String() string {
out, _ := yaml.Marshal(e)
return string(out)
}
// IsMature - is the current entry mature
func (e RedelegationEntry) IsMature(currentTime time.Time) bool {
return !e.CompletionTime.After(currentTime)
}
func NewRedelegation(
delegatorAddr sdk.AccAddress, validatorSrcAddr, validatorDstAddr sdk.ValAddress,
creationHeight int64, minTime time.Time, balance sdk.Int, sharesDst sdk.Dec,
) Redelegation {
return Redelegation{
DelegatorAddress: delegatorAddr,
ValidatorSrcAddress: validatorSrcAddr,
ValidatorDstAddress: validatorDstAddr,
Entries: []RedelegationEntry{
NewRedelegationEntry(creationHeight, minTime, balance, sharesDst),
},
}
}
// AddEntry - append entry to the unbonding delegation
func (red *Redelegation) AddEntry(creationHeight int64, minTime time.Time, balance sdk.Int, sharesDst sdk.Dec) {
entry := NewRedelegationEntry(creationHeight, minTime, balance, sharesDst)
red.Entries = append(red.Entries, entry)
}
// RemoveEntry - remove entry at index i to the unbonding delegation
func (red *Redelegation) RemoveEntry(i int64) {
red.Entries = append(red.Entries[:i], red.Entries[i+1:]...)
}
// MustMarshalRED returns the Redelegation bytes. Panics if fails.
func MustMarshalRED(cdc codec.Marshaler, red Redelegation) []byte {
return cdc.MustMarshalBinaryBare(&red)
}
// MustUnmarshalRED unmarshals a redelegation from a store value. Panics if fails.
func MustUnmarshalRED(cdc codec.Marshaler, value []byte) Redelegation {
red, err := UnmarshalRED(cdc, value)
if err != nil {
panic(err)
}
return red
}
// UnmarshalRED unmarshals a redelegation from a store value
func UnmarshalRED(cdc codec.Marshaler, value []byte) (red Redelegation, err error) {
err = cdc.UnmarshalBinaryBare(value, &red)
return red, err
}
// String returns a human readable string representation of a Redelegation.
func (red Redelegation) String() string {
out := fmt.Sprintf(`Redelegations between:
Delegator: %s
Source Validator: %s
Destination Validator: %s
Entries:
`,
red.DelegatorAddress, red.ValidatorSrcAddress, red.ValidatorDstAddress,
)
for i, entry := range red.Entries {
out += fmt.Sprintf(` Redelegation Entry #%d:
Creation height: %v
Min time to unbond (unix): %v
Dest Shares: %s
`,
i, entry.CreationHeight, entry.CompletionTime, entry.SharesDst,
)
}
return strings.TrimRight(out, "\n")
}
// Redelegations are a collection of Redelegation
type Redelegations []Redelegation
func (d Redelegations) String() (out string) {
for _, red := range d {
out += red.String() + "\n"
}
return strings.TrimSpace(out)
}
// ----------------------------------------------------------------------------
// Client Types
// NewDelegationResp creates a new DelegationResponse instance
func NewDelegationResp(
delegatorAddr sdk.AccAddress, validatorAddr sdk.ValAddress, shares sdk.Dec, balance sdk.Coin,
) DelegationResponse {
return DelegationResponse{
Delegation: NewDelegation(delegatorAddr, validatorAddr, shares),
Balance: balance,
}
}
// String implements the Stringer interface for DelegationResponse.
func (d DelegationResponse) String() string {
return fmt.Sprintf("%s\n Balance: %s", d.Delegation.String(), d.Balance)
}
type delegationRespAlias DelegationResponse
// MarshalJSON implements the json.Marshaler interface. This is so we can
// achieve a flattened structure while embedding other types.
func (d DelegationResponse) MarshalJSON() ([]byte, error) {
return json.Marshal((delegationRespAlias)(d))
}
// UnmarshalJSON implements the json.Unmarshaler interface. This is so we can
// achieve a flattened structure while embedding other types.
func (d *DelegationResponse) UnmarshalJSON(bz []byte) error {
return json.Unmarshal(bz, (*delegationRespAlias)(d))
}
// DelegationResponses is a collection of DelegationResp
type DelegationResponses []DelegationResponse
// String implements the Stringer interface for DelegationResponses.
func (d DelegationResponses) String() (out string) {
for _, del := range d {
out += del.String() + "\n"
}
return strings.TrimSpace(out)
}
// NewRedelegationResponse crates a new RedelegationEntryResponse instance.
func NewRedelegationResponse(
delegatorAddr sdk.AccAddress, validatorSrc, validatorDst sdk.ValAddress, entries []RedelegationEntryResponse,
) RedelegationResponse {
return RedelegationResponse{
Redelegation: Redelegation{
DelegatorAddress: delegatorAddr,
ValidatorSrcAddress: validatorSrc,
ValidatorDstAddress: validatorDst,
},
Entries: entries,
}
}
// NewRedelegationEntryResponse creates a new RedelegationEntryResponse instance.
func NewRedelegationEntryResponse(
creationHeight int64, completionTime time.Time, sharesDst sdk.Dec, initialBalance, balance sdk.Int) RedelegationEntryResponse {
return RedelegationEntryResponse{
RedelegationEntry: NewRedelegationEntry(creationHeight, completionTime, initialBalance, sharesDst),
Balance: balance,
}
}
type redelegationRespAlias RedelegationResponse
// MarshalJSON implements the json.Marshaler interface. This is so we can
// achieve a flattened structure while embedding other types.
func (r RedelegationResponse) MarshalJSON() ([]byte, error) {
return json.Marshal((redelegationRespAlias)(r))
}
// UnmarshalJSON implements the json.Unmarshaler interface. This is so we can
// achieve a flattened structure while embedding other types.
func (r *RedelegationResponse) UnmarshalJSON(bz []byte) error {
return json.Unmarshal(bz, (*redelegationRespAlias)(r))
}
// RedelegationResponses are a collection of RedelegationResp
type RedelegationResponses []RedelegationResponse
func (r RedelegationResponses) String() (out string) {
for _, red := range r {
out += red.String() + "\n"
}
return strings.TrimSpace(out)
}