mirror of
https://github.com/hyperledger/fabric-samples.git
synced 2026-06-17 23:45:10 +00:00
fd1a1fc38b
- update Application section in README
- remove param name in app.go
- add error checks in processor/block.go
- move vars from model to transact logic
- move newAsset to transact
- use ID for well-known initialisms
- move randomelement, randomnint and differentelement to transact
- remove AssertDefined
- blockTxIdsJoinedByComma: use standard library to join elements
- return nil, instead of []byte{}
- remove go routine in listen.go
- move cache to parser
- inline processor in listen.go
- move store to main package
- move util to main package
- fixed failing cache issue
- fixed staticcheck issues
- removed cache function, implemented caching in the structs and methods
Signed-off-by: Stanislav Jakuschevskij <stas@two-giants.com>
71 lines
1.4 KiB
Go
71 lines
1.4 KiB
Go
/*
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* Copyright 2024 IBM All Rights Reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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package contract
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import (
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"fmt"
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"strconv"
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"github.com/hyperledger/fabric-gateway/pkg/client"
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)
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type AssetTransferBasic struct {
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contract *client.Contract
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}
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func NewAssetTransferBasic(contract *client.Contract) *AssetTransferBasic {
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return &AssetTransferBasic{contract}
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}
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func (atb *AssetTransferBasic) CreateAsset(anAsset Asset) error {
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if _, err := atb.contract.Submit(
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"CreateAsset",
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client.WithArguments(
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anAsset.ID,
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anAsset.Color,
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strconv.FormatUint(anAsset.Size, 10),
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anAsset.Owner,
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strconv.FormatUint(anAsset.AppraisedValue, 10),
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)); err != nil {
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return fmt.Errorf("in CreateAsset: %w", err)
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}
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return nil
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}
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func (atb *AssetTransferBasic) TransferAsset(id, newOwner string) (string, error) {
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result, err := atb.contract.Submit(
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"TransferAsset",
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client.WithArguments(
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id,
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newOwner,
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),
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)
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if err != nil {
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return "", fmt.Errorf("in TransferAsset: %w", err)
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}
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return string(result), nil
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}
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func (atb *AssetTransferBasic) DeleteAsset(id string) error {
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if _, err := atb.contract.Submit(
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"DeleteAsset",
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client.WithArguments(
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id,
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),
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); err != nil {
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return fmt.Errorf("in DeleteAsset: %w", err)
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}
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return nil
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}
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func (atb *AssetTransferBasic) GetAllAssets() ([]byte, error) {
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result, err := atb.contract.Evaluate("GetAllAssets")
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if err != nil {
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return nil, fmt.Errorf("in GetAllAssets: %w", err)
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}
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return result, nil
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}
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