mirror of
https://github.com/hyperledger/fabric-samples.git
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103 lines
3.3 KiB
JavaScript
103 lines
3.3 KiB
JavaScript
/*
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* Copyright IBM Corp. 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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'use strict';
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const { Gateway, Wallets } = require('fabric-network');
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const path = require('path');
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const { buildCCPOrg1, buildCCPOrg2, buildWallet, prettyJSONString} = require('../../test-application/javascript/AppUtil.js');
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const myChannel = 'mychannel';
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const myChaincodeName = 'auction';
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async function addBid(ccp,wallet,user,auctionID,bidID) {
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try {
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const gateway = new Gateway();
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await gateway.connect(ccp,
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{ wallet: wallet, identity: user, discovery: { enabled: true, asLocalhost: true } });
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const network = await gateway.getNetwork(myChannel);
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const contract = network.getContract(myChaincodeName);
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console.log('\n--> Evaluate Transaction: read your bid');
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let bidString = await contract.evaluateTransaction('QueryBid',auctionID,bidID);
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let bidJSON = JSON.parse(bidString);
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//console.log('\n--> Evaluate Transaction: query the auction you want to join');
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let auctionString = await contract.evaluateTransaction('QueryAuction',auctionID);
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// console.log('*** Result: Bid: ' + prettyJSONString(auctionString.toString()));
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let auctionJSON = JSON.parse(auctionString);
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let bidData = { objectType: 'bid', price: parseInt(bidJSON.price), org: bidJSON.org, bidder: bidJSON.bidder};
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console.log('*** Result: Bid: ' + JSON.stringify(bidData,null,2));
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let statefulTxn = contract.createTransaction('RevealBid');
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let tmapData = Buffer.from(JSON.stringify(bidData));
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statefulTxn.setTransient({
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bid: tmapData
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});
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if (auctionJSON.organizations.length === 2) {
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statefulTxn.setEndorsingOrganizations(auctionJSON.organizations[0],auctionJSON.organizations[1]);
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} else {
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statefulTxn.setEndorsingOrganizations(auctionJSON.organizations[0]);
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}
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await statefulTxn.submit(auctionID,bidID);
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console.log('\n--> Evaluate Transaction: query the auction to see that our bid was added');
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let result = await contract.evaluateTransaction('QueryAuction',auctionID);
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console.log('*** Result: Auction: ' + prettyJSONString(result.toString()));
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gateway.disconnect();
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} catch (error) {
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console.error(`******** FAILED to submit bid: ${error}`);
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process.exit(1);
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}
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}
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async function main() {
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try {
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if (process.argv[2] === undefined || process.argv[3] === undefined ||
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process.argv[4] === undefined || process.argv[5] === undefined) {
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console.log('Usage: node revealBid.js org userID auctionID bidID');
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process.exit(1);
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}
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const org = process.argv[2];
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const user = process.argv[3];
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const auctionID = process.argv[4];
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const bidID = process.argv[5];
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if (org === 'Org1' || org === 'org1') {
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const ccp = buildCCPOrg1();
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const walletPath = path.join(__dirname, 'wallet/org1');
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const wallet = await buildWallet(Wallets, walletPath);
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await addBid(ccp,wallet,user,auctionID,bidID);
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}
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else if (org === 'Org2' || org === 'org2') {
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const ccp = buildCCPOrg2();
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const walletPath = path.join(__dirname, 'wallet/org2');
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const wallet = await buildWallet(Wallets, walletPath);
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await addBid(ccp,wallet,user,auctionID,bidID);
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}
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else {
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console.log('Usage: node revealBid.js org userID auctionID bidID');
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console.log('Org must be Org1 or Org2');
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}
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} catch (error) {
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console.error(`******** FAILED to run the application: ${error}`);
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if (error.stack) {
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console.error(error.stack);
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}
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process.exit(1);
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}
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}
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main();
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