2018-09-04 23:41:17 -07:00
|
|
|
package keeper
|
|
|
|
|
|
|
|
import (
|
|
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
|
|
"github.com/cosmos/cosmos-sdk/x/distribution/types"
|
|
|
|
)
|
|
|
|
|
|
|
|
// get the delegator distribution info
|
|
|
|
func (k Keeper) GetDelegatorDistInfo(ctx sdk.Context, delAddr sdk.AccAddress,
|
|
|
|
valOperatorAddr sdk.ValAddress) (ddi types.DelegatorDistInfo) {
|
|
|
|
|
|
|
|
store := ctx.KVStore(k.storeKey)
|
|
|
|
|
|
|
|
b := store.Get(GetDelegationDistInfoKey(delAddr, valOperatorAddr))
|
|
|
|
if b == nil {
|
|
|
|
panic("Stored delegation-distribution info should not have been nil")
|
|
|
|
}
|
|
|
|
|
|
|
|
k.cdc.MustUnmarshalBinary(b, &ddi)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
|
|
|
|
// set the delegator distribution info
|
|
|
|
func (k Keeper) SetDelegatorDistInfo(ctx sdk.Context, ddi types.DelegatorDistInfo) {
|
|
|
|
store := ctx.KVStore(k.storeKey)
|
|
|
|
b := k.cdc.MustMarshalBinary(ddi)
|
|
|
|
store.Set(GetDelegationDistInfoKey(ddi.DelegatorAddr, ddi.ValOperatorAddr), b)
|
|
|
|
}
|
|
|
|
|
2018-09-17 20:02:15 -07:00
|
|
|
// remove a delegator distribution info
|
|
|
|
func (k Keeper) RemoveDelegatorDistInfo(ctx sdk.Context, delAddr sdk.AccAddress,
|
|
|
|
valOperatorAddr sdk.ValAddress) {
|
|
|
|
|
|
|
|
store := ctx.KVStore(k.storeKey)
|
2018-09-19 19:13:12 -07:00
|
|
|
store.Delete(GetDelegationDistInfoKey(delAddr, valOperatorAddr))
|
2018-09-17 20:02:15 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
//___________________________________________________________________________________________
|
|
|
|
|
|
|
|
// get the delegator withdraw address, return the delegator address if not set
|
|
|
|
func (k Keeper) GetDelegatorWithdrawAddr(ctx sdk.Context, delAddr sdk.AccAddress) sdk.AccAddress {
|
|
|
|
store := ctx.KVStore(k.storeKey)
|
|
|
|
|
|
|
|
b := store.Get(GetDelegatorWithdrawAddrKey(delAddr))
|
|
|
|
if b == nil {
|
|
|
|
return delAddr
|
|
|
|
}
|
2018-09-19 19:13:12 -07:00
|
|
|
return sdk.AccAddress(b)
|
2018-09-17 20:02:15 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
// set the delegator withdraw address
|
|
|
|
func (k Keeper) SetDelegatorWithdrawAddr(ctx sdk.Context, delAddr, withdrawAddr sdk.AccAddress) {
|
|
|
|
store := ctx.KVStore(k.storeKey)
|
2018-09-19 19:13:12 -07:00
|
|
|
store.Set(GetDelegatorWithdrawAddrKey(delAddr), withdrawAddr.Bytes())
|
2018-09-17 20:02:15 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
// remove a delegator withdraw info
|
|
|
|
func (k Keeper) RemoveDelegatorWithdrawAddr(ctx sdk.Context, delAddr, withdrawAddr sdk.AccAddress) {
|
|
|
|
store := ctx.KVStore(k.storeKey)
|
|
|
|
store.Delete(GetDelegatorWithdrawAddrKey(delAddr))
|
|
|
|
}
|
|
|
|
|
2018-09-04 23:41:17 -07:00
|
|
|
//___________________________________________________________________________________________
|
|
|
|
|
2018-09-10 15:37:58 -07:00
|
|
|
// withdraw all the rewards for a single delegation
|
2018-09-17 20:02:15 -07:00
|
|
|
func (k Keeper) WithdrawDelegationReward(ctx sdk.Context, delegatorAddr sdk.AccAddress,
|
|
|
|
validatorAddr sdk.ValAddress) {
|
2018-09-10 15:37:58 -07:00
|
|
|
|
|
|
|
height := ctx.BlockHeight()
|
2018-09-19 19:13:12 -07:00
|
|
|
bondedTokens := k.stakeKeeper.TotalPower(ctx)
|
2018-09-13 23:35:02 -07:00
|
|
|
feePool := k.GetFeePool(ctx)
|
2018-09-19 19:13:12 -07:00
|
|
|
delInfo := k.GetDelegatorDistInfo(ctx, delegatorAddr, validatorAddr)
|
2018-09-13 23:35:02 -07:00
|
|
|
valInfo := k.GetValidatorDistInfo(ctx, validatorAddr)
|
2018-09-19 19:13:12 -07:00
|
|
|
validator := k.stakeKeeper.GetValidator(ctx, validatorAddr)
|
2018-09-10 15:37:58 -07:00
|
|
|
|
2018-09-19 19:13:12 -07:00
|
|
|
delInfo, feePool, withdraw := delInfo.WithdrawRewards(ctx, feePool, valInfo, height, bondedTokens,
|
2018-09-04 23:41:17 -07:00
|
|
|
validator.Tokens, validator.DelegatorShares, validator.Commission)
|
|
|
|
|
2018-09-13 23:35:02 -07:00
|
|
|
k.SetFeePool(ctx, feePool)
|
2018-09-19 19:13:12 -07:00
|
|
|
withdrawAddr := k.GetDelegatorWithdrawAddr(ctx, delegatorAddr)
|
|
|
|
k.bankKeeper.AddCoins(ctx, withdrawAddr, withdraw.TruncateDecimal())
|
2018-09-04 23:41:17 -07:00
|
|
|
}
|
|
|
|
|
2018-09-17 20:02:15 -07:00
|
|
|
//___________________________________________________________________________________________
|
2018-09-04 23:41:17 -07:00
|
|
|
|
2018-09-10 15:37:58 -07:00
|
|
|
// return all rewards for all delegations of a delegator
|
2018-09-17 20:02:15 -07:00
|
|
|
func (k Keeper) WithdrawDelegationRewardsAll(ctx sdk.Context, delegatorAddr sdk.AccAddress) {
|
2018-09-10 15:37:58 -07:00
|
|
|
height := ctx.BlockHeight()
|
2018-09-17 20:02:15 -07:00
|
|
|
withdraw = k.GetDelegatorRewardsAll(ctx, delegatorAddr, height)
|
|
|
|
withdrawAddr := k.GetDelegatorWithdrawAddr(delegatorAddr)
|
2018-09-04 23:41:17 -07:00
|
|
|
k.coinsKeeper.AddCoins(withdrawAddr, withdraw.Amount.TruncateDecimal())
|
|
|
|
}
|
|
|
|
|
2018-09-10 15:37:58 -07:00
|
|
|
// return all rewards for all delegations of a delegator
|
2018-09-19 19:13:12 -07:00
|
|
|
func (k Keeper) GetDelegatorRewardsAll(ctx sdk.Context, delAddr sdk.AccAddress, height int64) types.DecCoins {
|
2018-09-04 23:41:17 -07:00
|
|
|
|
2018-09-10 15:37:58 -07:00
|
|
|
withdraw := sdk.NewDec(0)
|
2018-09-13 23:35:02 -07:00
|
|
|
pool := k.sk.GetPool(ctx)
|
|
|
|
feePool := k.GetFeePool(ctx)
|
2018-09-04 23:41:17 -07:00
|
|
|
|
|
|
|
// iterate over all the delegations
|
|
|
|
operationAtDelegation := func(_ int64, del types.Delegation) (stop bool) {
|
2018-09-13 23:35:02 -07:00
|
|
|
delInfo := k.GetDelegationDistInfo(ctx, delAddr, del.ValidatorAddr)
|
|
|
|
valInfo := k.GetValidatorDistInfo(ctx, del.ValidatorAddr)
|
|
|
|
validator := k.sk.GetValidator(ctx, del.ValidatorAddr)
|
2018-09-04 23:41:17 -07:00
|
|
|
|
2018-09-10 15:37:58 -07:00
|
|
|
feePool, diWithdraw := delInfo.WithdrawRewards(feePool, valInfo, height, pool.BondedTokens,
|
2018-09-04 23:41:17 -07:00
|
|
|
validator.Tokens, validator.DelegatorShares, validator.Commission)
|
2018-09-10 15:37:58 -07:00
|
|
|
withdraw = withdraw.Add(diWithdraw)
|
|
|
|
SetFeePool(feePool)
|
2018-09-04 23:41:17 -07:00
|
|
|
return false
|
|
|
|
}
|
|
|
|
k.stakeKeeper.IterateDelegations(ctx, delAddr, operationAtDelegation)
|
|
|
|
|
2018-09-13 23:35:02 -07:00
|
|
|
k.SetFeePool(ctx, feePool)
|
2018-09-04 23:41:17 -07:00
|
|
|
return withdraw
|
|
|
|
}
|