trimming down to ipfs watchers

pkg/btc/types.go

@@ -0,0 +1,76 @@
+// VulcanizeDB
+// Copyright © 2019 Vulcanize
+
+// 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 btc
+
+import (
+	"math/big"
+
+	"github.com/vulcanize/ipfs-chain-watcher/pkg/ipfs"
+
+	"github.com/btcsuite/btcd/wire"
+	"github.com/btcsuite/btcutil"
+)
+
+// BlockPayload packages the block and tx data received from block connection notifications
+type BlockPayload struct {
+	BlockHeight int64
+	Header      *wire.BlockHeader
+	Txs         []*btcutil.Tx
+}
+
+// ConvertedPayload is a custom type which packages raw BTC data for publishing to IPFS and filtering to subscribers
+// Returned by PayloadConverter
+// Passed to IPLDPublisher and ResponseFilterer
+type ConvertedPayload struct {
+	BlockPayload
+	TxMetaData []TxModelWithInsAndOuts
+}
+
+// Height satisfies the StreamedIPLDs interface
+func (cp ConvertedPayload) Height() int64 {
+	return cp.BlockPayload.BlockHeight
+}
+
+// CIDPayload is a struct to hold all the CIDs and their associated meta data for indexing in Postgres
+// Returned by IPLDPublisher
+// Passed to CIDIndexer
+type CIDPayload struct {
+	HeaderCID       HeaderModel
+	TransactionCIDs []TxModelWithInsAndOuts
+}
+
+// CIDWrapper is used to direct fetching of IPLDs from IPFS
+// Returned by CIDRetriever
+// Passed to IPLDFetcher
+type CIDWrapper struct {
+	BlockNumber  *big.Int
+	Header       HeaderModel
+	Transactions []TxModel
+}
+
+// IPLDs is used to package raw IPLD block data fetched from IPFS and returned by the server
+// Returned by IPLDFetcher and ResponseFilterer
+type IPLDs struct {
+	BlockNumber  *big.Int
+	Header       ipfs.BlockModel
+	Transactions []ipfs.BlockModel
+}
+
+// Height satisfies the StreamedIPLDs interface
+func (i IPLDs) Height() int64 {
+	return i.BlockNumber.Int64()
+}