fabric-samples/off_chain_data/application-go/getAllAssets.go
Stanislav Jakuschevskij 40e627dcf5
Update README and ci
Signed-off-by: Stanislav Jakuschevskij <stas@two-giants.com>
2025-02-24 13:14:48 +01:00

48 lines
983 B
Go

/*
* Copyright 2024 IBM All Rights Reserved.
*
* SPDX-License-Identifier: Apache-2.0
*/
package main
import (
"bytes"
"encoding/json"
"fmt"
atb "offChainData/contract"
"github.com/hyperledger/fabric-gateway/pkg/client"
"google.golang.org/grpc"
)
func getAllAssets(clientConnection *grpc.ClientConn) {
id, options := newConnectOptions(clientConnection)
gateway, err := client.Connect(id, options...)
if err != nil {
panic(err)
}
defer gateway.Close()
contract := gateway.GetNetwork(channelName).GetContract(chaincodeName)
smartContract := atb.NewAssetTransferBasic(contract)
assets, err := smartContract.GetAllAssets()
if err != nil {
panic(err)
}
if len(assets) == 0 {
fmt.Println("no assets")
return
}
fmt.Println(formatJSON(assets))
}
func formatJSON(data []byte) string {
var result bytes.Buffer
if err := json.Indent(&result, data, "", " "); err != nil {
panic(fmt.Errorf("failed to parse JSON: %w", err))
}
return result.String()
}