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margin_modes.go
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margin_modes.go
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// Copyright (C) 2023 Gobalsky Labs Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package sqlstore
import (
"context"
"fmt"
"strings"
"code.vegaprotocol.io/vega/datanode/entities"
"code.vegaprotocol.io/vega/datanode/metrics"
v2 "code.vegaprotocol.io/vega/protos/data-node/api/v2"
"github.com/georgysavva/scany/pgxscan"
)
var listPartyMarginModesOrdering = TableOrdering{
ColumnOrdering{Name: "market_id", Sorting: ASC},
ColumnOrdering{Name: "party_id", Sorting: ASC},
}
type ListPartyMarginModesFilters struct {
MarketID *entities.MarketID
PartyID *entities.PartyID
}
type MarginModes struct {
*ConnectionSource
}
func (t *MarginModes) UpdatePartyMarginMode(ctx context.Context, update entities.PartyMarginMode) error {
defer metrics.StartSQLQuery("MarginModes", "UpdatePartyMarginMode")()
if _, err := t.Connection.Exec(
ctx,
`INSERT INTO party_margin_modes(market_id, party_id, margin_mode, margin_factor, min_theoretical_margin_factor, max_theoretical_leverage, at_epoch)
VALUES ($1, $2, $3, $4, $5, $6, $7)
ON CONFLICT (market_id, party_id) DO UPDATE SET
margin_mode = excluded.margin_mode,
margin_factor = excluded.margin_factor,
min_theoretical_margin_factor = excluded.min_theoretical_margin_factor,
max_theoretical_leverage = excluded.max_theoretical_leverage,
at_epoch = excluded.at_epoch`,
update.MarketID,
update.PartyID,
update.MarginMode,
update.MarginFactor,
update.MinTheoreticalMarginFactor,
update.MaxTheoreticalLeverage,
update.AtEpoch,
); err != nil {
return err
}
return nil
}
func (t *MarginModes) ListPartyMarginModes(ctx context.Context, pagination entities.CursorPagination, filters ListPartyMarginModesFilters) ([]entities.PartyMarginMode, entities.PageInfo, error) {
defer metrics.StartSQLQuery("MarginModes", "ListPartyMarginModes")()
var (
modes []entities.PartyMarginMode
args []interface{}
pageInfo entities.PageInfo
)
query := `SELECT * FROM party_margin_modes`
whereClauses := []string{}
if filters.MarketID != nil {
whereClauses = append(whereClauses, fmt.Sprintf("market_id = %s", nextBindVar(&args, *filters.MarketID)))
}
if filters.PartyID != nil {
whereClauses = append(whereClauses, fmt.Sprintf("party_id = %s", nextBindVar(&args, *filters.PartyID)))
}
if len(whereClauses) > 0 {
query += " WHERE " + strings.Join(whereClauses, " AND ")
}
query, args, err := PaginateQuery[entities.PartyMarginModeCursor](query, args, listPartyMarginModesOrdering, pagination)
if err != nil {
return nil, pageInfo, err
}
if err := pgxscan.Select(ctx, t.Connection, &modes, query, args...); err != nil {
return nil, pageInfo, err
}
modes, pageInfo = entities.PageEntities[*v2.PartyMarginModeEdge](modes, pagination)
return modes, pageInfo, nil
}
func NewMarginModes(connectionSource *ConnectionSource) *MarginModes {
return &MarginModes{
ConnectionSource: connectionSource,
}
}