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votes.go
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votes.go
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// Copyright (c) 2022 Gobalsky Labs Limited
//
// Use of this software is governed by the Business Source License included
// in the LICENSE.DATANODE file and at https://www.mariadb.com/bsl11.
//
// Change Date: 18 months from the later of the date of the first publicly
// available Distribution of this version of the repository, and 25 June 2022.
//
// On the date above, in accordance with the Business Source License, use
// of this software will be governed by version 3 or later of the GNU General
// Public License.
package sqlstore
import (
"context"
"fmt"
"strings"
v2 "code.vegaprotocol.io/vega/protos/data-node/api/v2"
"code.vegaprotocol.io/vega/datanode/entities"
"code.vegaprotocol.io/vega/datanode/metrics"
"github.com/georgysavva/scany/pgxscan"
)
type Votes struct {
*ConnectionSource
}
var votesOrdering = TableOrdering{
ColumnOrdering{Name: "vega_time", Sorting: ASC},
}
func NewVotes(connectionSource *ConnectionSource) *Votes {
d := &Votes{
ConnectionSource: connectionSource,
}
return d
}
func (vs *Votes) Add(ctx context.Context, v entities.Vote) error {
defer metrics.StartSQLQuery("Votes", "Add")()
_, err := vs.Connection.Exec(ctx,
`INSERT INTO votes(
proposal_id,
party_id,
value,
tx_hash,
vega_time,
initial_time,
total_governance_token_balance,
total_governance_token_weight,
total_equity_like_share_weight
)
VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9)
ON CONFLICT (proposal_id, party_id, vega_time) DO UPDATE SET
value = EXCLUDED.value,
total_governance_token_balance =EXCLUDED.total_governance_token_balance,
total_governance_token_weight = EXCLUDED.total_governance_token_weight,
total_equity_like_share_weight = EXCLUDED.total_equity_like_share_weight,
tx_hash = EXCLUDED.tx_hash;
`,
v.ProposalID, v.PartyID, v.Value, v.TxHash, v.VegaTime, v.InitialTime,
v.TotalGovernanceTokenBalance, v.TotalGovernanceTokenWeight, v.TotalEquityLikeShareWeight)
return err
}
func (vs *Votes) GetYesVotesForProposal(ctx context.Context, proposalIDStr string) ([]entities.Vote, error) {
defer metrics.StartSQLQuery("Votes", "GetYesVotesForProposal")()
yes := entities.VoteValueYes
return vs.Get(ctx, &proposalIDStr, nil, &yes)
}
func (vs *Votes) GetNoVotesForProposal(ctx context.Context, proposalIDStr string) ([]entities.Vote, error) {
defer metrics.StartSQLQuery("Votes", "GetNoVotesForProposal")()
no := entities.VoteValueNo
return vs.Get(ctx, &proposalIDStr, nil, &no)
}
func (vs *Votes) GetByParty(ctx context.Context, partyIDStr string) ([]entities.Vote, error) {
defer metrics.StartSQLQuery("Votes", "GetByParty")()
return vs.Get(ctx, nil, &partyIDStr, nil)
}
func (vs *Votes) GetByPartyConnection(ctx context.Context, partyIDStr string, pagination entities.CursorPagination) ([]entities.Vote, entities.PageInfo, error) {
args := make([]interface{}, 0)
query := fmt.Sprintf(`select * from votes_current where party_id=%s`, nextBindVar(&args, entities.PartyID(partyIDStr)))
var (
votes []entities.Vote
pageInfo entities.PageInfo
err error
)
query, args, err = PaginateQuery[entities.VoteCursor](query, args, votesOrdering, pagination)
if err != nil {
return votes, pageInfo, err
}
if err = pgxscan.Select(ctx, vs.Connection, &votes, query, args...); err != nil {
return nil, entities.PageInfo{}, err
}
votes, pageInfo = entities.PageEntities[*v2.VoteEdge](votes, pagination)
return votes, pageInfo, nil
}
func (vs *Votes) GetConnection(
ctx context.Context,
proposalIDStr, partyIDStr *string,
pagination entities.CursorPagination,
) ([]entities.Vote, entities.PageInfo, error) {
query := `SELECT * FROM votes_current`
args := []interface{}{}
conditions := []string{}
if proposalIDStr != nil {
proposalID := entities.ProposalID(*proposalIDStr)
conditions = append(conditions, fmt.Sprintf("proposal_id=%s", nextBindVar(&args, proposalID)))
}
if partyIDStr != nil {
partyID := entities.PartyID(*partyIDStr)
conditions = append(conditions, fmt.Sprintf("party_id=%s", nextBindVar(&args, partyID)))
}
if len(conditions) > 0 {
query = fmt.Sprintf("%s WHERE %s", query, strings.Join(conditions, " AND "))
}
var (
votes []entities.Vote
pageInfo entities.PageInfo
err error
)
query, args, err = PaginateQuery[entities.VoteCursor](query, args, votesOrdering, pagination)
if err != nil {
return votes, pageInfo, err
}
if err = pgxscan.Select(ctx, vs.Connection, &votes, query, args...); err != nil {
return nil, entities.PageInfo{}, err
}
votes, pageInfo = entities.PageEntities[*v2.VoteEdge](votes, pagination)
return votes, pageInfo, nil
}
func (vs *Votes) Get(ctx context.Context,
proposalIDStr *string,
partyIDStr *string,
value *entities.VoteValue,
) ([]entities.Vote, error) {
query := `SELECT * FROM votes_current`
args := []interface{}{}
conditions := []string{}
if proposalIDStr != nil {
proposalID := entities.ProposalID(*proposalIDStr)
conditions = append(conditions, fmt.Sprintf("proposal_id=%s", nextBindVar(&args, proposalID)))
}
if partyIDStr != nil {
partyID := entities.PartyID(*partyIDStr)
conditions = append(conditions, fmt.Sprintf("party_id=%s", nextBindVar(&args, partyID)))
}
if value != nil {
conditions = append(conditions, fmt.Sprintf("value=%s", nextBindVar(&args, *value)))
}
if len(conditions) > 0 {
query = fmt.Sprintf("%s WHERE %s", query, strings.Join(conditions, " AND "))
}
votes := []entities.Vote{}
err := pgxscan.Select(ctx, vs.Connection, &votes, query, args...)
if err != nil {
return nil, fmt.Errorf("querying votes: %w", err)
}
return votes, nil
}