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vote.go
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vote.go
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package keeper
import (
"fmt"
sdk "github.com/ayher/anatha/types"
sdkerrors "github.com/ayher/anatha/types/errors"
"github.com/ayher/project-anatha/x/governance/internal/types"
"strconv"
)
func (k Keeper) AddVote(ctx sdk.Context, proposalID uint64, voter sdk.AccAddress, option types.VoteOption) error {
if ! k.IsGovernor(ctx, voter) {
return sdkerrors.Wrap(types.ErrNotGovernor, voter.String())
}
proposal, err := k.GetProposal(ctx, proposalID)
if err != nil {
return sdkerrors.Wrapf(types.ErrUnknownProposal, "%d", proposalID)
}
if proposal.Status != types.StatusVotingPeriod {
return sdkerrors.Wrapf(types.ErrInactiveProposal, "%d", proposalID)
}
if k.HasVoted(ctx, proposalID, voter) {
return sdkerrors.Wrapf(types.ErrAlreadyVoted, "%d - %s", proposalID, voter)
}
switch option {
case types.OptionYes:
proposal.TallyResult.Yes = proposal.TallyResult.Yes.Add(sdk.OneInt())
case types.OptionNo:
proposal.TallyResult.No = proposal.TallyResult.No.Add(sdk.OneInt())
default:
return sdkerrors.Wrap(types.ErrInvalidVote, option.String())
}
vote := types.NewVote(proposalID, voter, option)
k.SetVote(ctx, vote)
if k.CanBeExpedited(ctx, proposal) {
proposal.Status = types.StatusExpediting
proposal.Expedited = true
k.RemoveFromActiveProposalQueue(ctx, proposal.ProposalID, proposal.VotingEndTime)
k.InsertExpeditedProposalQueue(ctx, proposal.ProposalID)
k.Logger(ctx).Info(fmt.Sprintf("Expediting proposal ID: %d", proposalID))
}
k.SetProposal(ctx, proposal)
ctx.EventManager().EmitEvents(sdk.Events{
sdk.NewEvent(
types.EventTypeVote,
sdk.NewAttribute(types.AttributeKeyProposalId, strconv.Itoa(int(proposalID))),
sdk.NewAttribute(types.AttributeKeyOption, option.String()),
),
sdk.NewEvent(
sdk.EventTypeMessage,
sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueModule),
sdk.NewAttribute(types.AttributeKeySender, voter.String()),
),
})
return nil
}
func (k Keeper) GetAllVotes(ctx sdk.Context) (votes types.Votes) {
k.IterateAllVotes(ctx, func(vote types.Vote) bool {
votes = append(votes, vote)
return false
})
return
}
func (k Keeper) GetVotes(ctx sdk.Context, proposalID uint64) (votes types.Votes) {
k.IterateVotes(ctx, proposalID, func(vote types.Vote) bool {
votes = append(votes, vote)
return false
})
return
}
func (k Keeper) GetVote(ctx sdk.Context, proposalID uint64, voterAddr sdk.AccAddress) (types.Vote, error) {
store := ctx.KVStore(k.storeKey)
bz := store.Get(types.VoteKey(proposalID, voterAddr))
var vote types.Vote
if bz == nil {
return vote, types.ErrUnknownVote
}
k.cdc.MustUnmarshalBinaryBare(bz, &vote)
return vote, nil
}
func (k Keeper) HasVoted(ctx sdk.Context, proposalID uint64, voterAddr sdk.AccAddress) bool {
store := ctx.KVStore(k.storeKey)
return store.Has(types.VoteKey(proposalID, voterAddr))
}
func (k Keeper) SetVote(ctx sdk.Context, vote types.Vote) {
store := ctx.KVStore(k.storeKey)
bz := k.cdc.MustMarshalBinaryBare(vote)
store.Set(types.VoteKey(vote.ProposalID, vote.Voter), bz)
}
func (k Keeper) IterateAllVotes(ctx sdk.Context, cb func(vote types.Vote) (stop bool)) {
store := ctx.KVStore(k.storeKey)
iterator := sdk.KVStorePrefixIterator(store, types.VotesKeyPrefix)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
var vote types.Vote
k.cdc.MustUnmarshalBinaryBare(iterator.Value(), &vote)
if cb(vote) {
break
}
}
}
func (k Keeper) IterateVotes(ctx sdk.Context, proposalID uint64, cb func(vote types.Vote) (stop bool)) {
store := ctx.KVStore(k.storeKey)
iterator := sdk.KVStorePrefixIterator(store, types.VotesKey(proposalID))
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
var vote types.Vote
k.cdc.MustUnmarshalBinaryBare(iterator.Value(), &vote)
if cb(vote) {
break
}
}
}
func (k Keeper) deleteVote(ctx sdk.Context, proposalID uint64, voterAddr sdk.AccAddress) {
store := ctx.KVStore(k.storeKey)
store.Delete(types.VoteKey(proposalID, voterAddr))
}