ipld-eth-server/pkg/transformers/vat_toll/repository.go
2018-10-25 10:02:06 -05:00

73 lines
2.1 KiB
Go

package vat_toll
import (
"fmt"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
)
type VatTollRepository struct {
db *postgres.DB
}
func (repository VatTollRepository) Create(headerID int64, models []interface{}) error {
tx, err := repository.db.Begin()
if err != nil {
return err
}
for _, model := range models {
vatToll, ok := model.(VatTollModel)
if !ok {
tx.Rollback()
return fmt.Errorf("model of type %T, not %T", model, VatTollModel{})
}
_, err = tx.Exec(
`INSERT into maker.vat_toll (header_id, ilk, urn, take, tx_idx, log_idx, raw_log)
VALUES($1, $2, $3, $4::NUMERIC, $5, $6, $7)`,
headerID, vatToll.Ilk, vatToll.Urn, vatToll.Take, vatToll.TransactionIndex, vatToll.LogIndex, vatToll.Raw,
)
if err != nil {
tx.Rollback()
return err
}
}
_, err = tx.Exec(`INSERT INTO public.checked_headers (header_id, vat_toll_checked)
VALUES ($1, $2)
ON CONFLICT (header_id) DO
UPDATE SET vat_toll_checked = $2`, headerID, true)
if err != nil {
tx.Rollback()
return err
}
return tx.Commit()
}
func (repository VatTollRepository) MarkHeaderChecked(headerID int64) error {
_, err := repository.db.Exec(`INSERT INTO public.checked_headers (header_id, vat_toll_checked)
VALUES ($1, $2)
ON CONFLICT (header_id) DO
UPDATE SET vat_toll_checked = $2`, headerID, true)
return err
}
func (repository VatTollRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
var result []core.Header
err := repository.db.Select(
&result,
`SELECT headers.id, headers.block_number FROM headers
LEFT JOIN checked_headers on headers.id = header_id
WHERE (header_id ISNULL OR vat_toll_checked IS FALSE)
AND headers.block_number >= $1
AND headers.block_number <= $2
AND headers.eth_node_fingerprint = $3`,
startingBlockNumber,
endingBlockNumber,
repository.db.Node.ID,
)
return result, err
}
func (repository *VatTollRepository) SetDB(db *postgres.DB) {
repository.db = db
}