ipld-eth-server/libraries/maker/every_block/repository.go
2018-08-07 10:51:34 -05:00

72 lines
2.2 KiB
Go

// Copyright 2018 Vulcanize
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package every_block
import (
"fmt"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
)
type Repository interface {
Create(headerId int64, flipKick FlipKickModel) error
MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error)
}
type FlipKickRepository struct {
DB *postgres.DB
}
func NewFlipKickRepository(db *postgres.DB) FlipKickRepository {
return FlipKickRepository{DB: db}
}
func (fkr FlipKickRepository) Create(headerId int64, flipKick FlipKickModel) error {
_, err := fkr.DB.Exec(
`INSERT into maker.flip_kick (header_id, id, mom, vat, ilk, lot, bid, guy, gal, "end", era, lad, tab)
VALUES($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13)`,
headerId, flipKick.Id, flipKick.Mom, flipKick.Vat, flipKick.Ilk, flipKick.Lot, flipKick.Bid, flipKick.Guy, flipKick.Gal, flipKick.End, flipKick.Era, flipKick.Lad, flipKick.Tab,
)
if err != nil {
return err
}
return nil
}
func (fkr FlipKickRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
var result []core.Header
err := fkr.DB.Select(
&result,
`SELECT headers.id, headers.block_number FROM headers
LEFT JOIN maker.flip_kick on headers.id = header_id
WHERE header_id ISNULL
AND headers.block_number >= $1
AND headers.block_number <= $2
AND headers.eth_node_fingerprint = $3`,
startingBlockNumber,
endingBlockNumber,
fkr.DB.Node.ID,
)
if err != nil {
fmt.Println("Error:", err)
return result, err
}
return result, nil
}