87 lines
2.7 KiB
Go
87 lines
2.7 KiB
Go
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// Copyright 2018 Vulcanize
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package flip
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import (
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"github.com/vulcanize/vulcanizedb/pkg/core"
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"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
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)
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type Repository interface {
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Create(headerID int64, models []CatFileFlipModel) error
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MarkHeaderChecked(headerID int64) error
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MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error)
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}
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type CatFileFlipRepository struct {
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db *postgres.DB
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}
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func NewCatFileFlipRepository(db *postgres.DB) CatFileFlipRepository {
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return CatFileFlipRepository{db: db}
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}
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func (repository CatFileFlipRepository) Create(headerID int64, models []CatFileFlipModel) error {
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tx, err := repository.db.Begin()
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if err != nil {
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return err
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}
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for _, model := range models {
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_, err = repository.db.Exec(
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`INSERT into maker.cat_file_flip (header_id, ilk, what, flip, tx_idx, raw_log)
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VALUES($1, $2, $3, $4, $5, $6)`,
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headerID, model.Ilk, model.What, model.Flip, model.TransactionIndex, model.Raw,
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)
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if err != nil {
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tx.Rollback()
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return err
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}
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}
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_, err = tx.Exec(`INSERT INTO public.checked_headers (header_id, cat_file_flip_checked)
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VALUES ($1, $2)
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ON CONFLICT (header_id) DO
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UPDATE SET cat_file_flip_checked = $2`, headerID, true)
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if err != nil {
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tx.Rollback()
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return err
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}
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return tx.Commit()
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}
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func (repository CatFileFlipRepository) MarkHeaderChecked(headerID int64) error {
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_, err := repository.db.Exec(`INSERT INTO public.checked_headers (header_id, cat_file_flip_checked)
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VALUES ($1, $2)
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ON CONFLICT (header_id) DO
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UPDATE SET cat_file_flip_checked = $2`, headerID, true)
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return err
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}
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func (repository CatFileFlipRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
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var result []core.Header
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err := repository.db.Select(
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&result,
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`SELECT headers.id, headers.block_number FROM headers
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LEFT JOIN checked_headers on headers.id = header_id
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WHERE (header_id ISNULL OR cat_file_flip_checked IS FALSE)
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AND headers.block_number >= $1
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AND headers.block_number <= $2
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AND headers.eth_node_fingerprint = $3`,
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startingBlockNumber,
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endingBlockNumber,
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repository.db.Node.ID,
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)
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return result, err
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}
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