mirror of
https://github.com/hyperledger/fabric-samples.git
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Moved contract interactions to contractWrapper
Signed-off-by: sapthasurendran <saptha.surendran@ibm.com>
This commit is contained in:
sapthasurendran
parent
3a30596903
commit
815197bc86
3 changed files with 318 additions and 335 deletions
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@ -5,21 +5,18 @@
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*/
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*/
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import { connect } from '@hyperledger/fabric-gateway';
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import { connect } from '@hyperledger/fabric-gateway';
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import crpto from 'crypto';
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import { newGrpcConnection, newIdentity, newSigner, tlsCertPathOrg1, peerEndpointOrg1, peerNameOrg1, certPathOrg1, mspIdOrg1, keyDirectoryPathOrg1, tlsCertPathOrg2, peerEndpointOrg2, peerNameOrg2, certPathOrg2, mspIdOrg2, keyDirectoryPathOrg2 } from './connect';
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import { newGrpcConnection, newIdentity, newSigner, tlsCertPathOrg1, peerEndpointOrg1, peerNameOrg1, certPathOrg1, mspIdOrg1, keyDirectoryPathOrg1, tlsCertPathOrg2, peerEndpointOrg2, peerNameOrg2, certPathOrg2, mspIdOrg2, keyDirectoryPathOrg2 } from './connect';
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import { AssetPriceJSON, AssetPropertiesJSON, GREEN, RED, RESET } from './utils';
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import { ContractWrapper } from './contractWrapper';
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import { ContractWrapper } from './contractWrapper';
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import { randomBytes } from './utils';
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const channelName = 'mychannel';
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const channelName = 'mychannel';
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const chaincodeName = 'secured';
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const chaincodeName = 'secured';
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//Use a random key so that we can run multiple times
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//Use a random key so that we can run multiple times
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const now = Date.now();
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const now = Date.now().toString();
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const assetKey = `asset${now}`;
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const assetKey = `asset${now}`;
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//Generate random bytes using crypto
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const randomBytes = crpto.randomBytes(256).toString('hex');
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async function main(): Promise<void> {
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async function main(): Promise<void> {
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// The gRPC client connection from org1 should be shared by all Gateway connections to this endpoint.
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// The gRPC client connection from org1 should be shared by all Gateway connections to this endpoint.
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@ -53,119 +50,131 @@ async function main(): Promise<void> {
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// Get the smart contract from the network for Org1.
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// Get the smart contract from the network for Org1.
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const contractOrg1 = gatewayOrg1.getNetwork(channelName).getContract(chaincodeName);
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const contractOrg1 = gatewayOrg1.getNetwork(channelName).getContract(chaincodeName);
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const contractWrapperOrg1 = new ContractWrapper(contractOrg1);
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const contractWrapperOrg1 = new ContractWrapper(contractOrg1, mspIdOrg1, randomBytes);
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// Get the smart contract from the network for Org2.
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// Get the smart contract from the network for Org2.
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const contractOrg2 = gatewayOrg2.getNetwork(channelName).getContract(chaincodeName);
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const contractOrg2 = gatewayOrg2.getNetwork(channelName).getContract(chaincodeName);
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const contractWrapperOrg2 = new ContractWrapper(contractOrg2);
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const contractWrapperOrg2 = new ContractWrapper(contractOrg2, mspIdOrg2, randomBytes);
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// Create an asset by organization Org1, this only requires the owning organization to endorse.
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// Create an asset by organization Org1, this only requires the owning organization to endorse.
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await createAsset(contractWrapperOrg1, mspIdOrg1);
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await contractWrapperOrg1.createAsset({ AssetId: assetKey,
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OwnerOrg: mspIdOrg1,
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PublicDescription: `Asset ${assetKey} owned by ${mspIdOrg1} is not for sale`}, { ObjectType: 'asset_properties', Color: 'blue', Size: 35 });
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// Read the public details by org1.
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// Read the public details by org1.
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await readAsset(contractWrapperOrg1, assetKey, mspIdOrg1, mspIdOrg1);
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await contractWrapperOrg1.readAsset(assetKey, mspIdOrg1);
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// Read the public details by org2.
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// Read the public details by org2.
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await readAsset(contractWrapperOrg2, assetKey, mspIdOrg1, mspIdOrg2);
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await contractWrapperOrg2.readAsset(assetKey, mspIdOrg1);
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// Org1 should be able to read the private data details of the asset.
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// Org1 should be able to read the private data details of the asset.
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await readPrivateAsset(contractWrapperOrg1, assetKey, mspIdOrg1);
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await contractWrapperOrg1.getAssetPrivateProperties(assetKey, mspIdOrg1);
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// Org2 is not the owner and does not have the private details, read expected to fail.
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// Org2 is not the owner and does not have the private details, read expected to fail.
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await readPrivateAsset(contractWrapperOrg2, assetKey, mspIdOrg2);
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await contractWrapperOrg2.getAssetPrivateProperties(assetKey, mspIdOrg1);
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// Org1 updates the assets public description.
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// Org1 updates the assets public description.
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await changePublicDescription(contractWrapperOrg1, assetKey, mspIdOrg1, `Asset ${assetKey} owned by ${mspIdOrg1} is for sale`);
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await contractWrapperOrg1.changePublicDescription({AssetId: assetKey,
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OwnerOrg: mspIdOrg1,
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PublicDescription: `Asset ${assetKey} owned by ${mspIdOrg1} is for sale`});
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// Read the public details by org1.
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// Read the public details by org1.
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await readAsset(contractWrapperOrg1, assetKey, mspIdOrg1, mspIdOrg1);
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await contractWrapperOrg1.readAsset(assetKey, mspIdOrg1);
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// Read the public details by org2.
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// Read the public details by org2.
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await readAsset(contractWrapperOrg2, assetKey, mspIdOrg1, mspIdOrg2);
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await contractWrapperOrg2.readAsset(assetKey, mspIdOrg1);
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// This is an update to the public state and requires the owner(Org1) to endorse and sent by the owner org client (Org1).
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// This is an update to the public state and requires the owner(Org1) to endorse and sent by the owner org client (Org1).
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// Since the client is from Org2, which is not the owner, this will fail
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// Since the client is from Org2, which is not the owner, this will fail
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await changePublicDescription(contractWrapperOrg2, assetKey, mspIdOrg2, `Asset ${assetKey} owned by ${mspIdOrg2} is NOT for sale`);
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await contractWrapperOrg2.changePublicDescription({AssetId: assetKey,
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OwnerOrg: mspIdOrg1,
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PublicDescription: `Asset ${assetKey} owned by ${mspIdOrg2} is NOT for sale`});
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// Read the public details by org1.
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// Read the public details by org1.
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await readAsset(contractWrapperOrg1, assetKey, mspIdOrg1, mspIdOrg1);
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await contractWrapperOrg1.readAsset(assetKey, mspIdOrg1);
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// Read the public details by org2.
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// Read the public details by org2.
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await readAsset(contractWrapperOrg2, assetKey, mspIdOrg1, mspIdOrg2);
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await contractWrapperOrg2.readAsset(assetKey, mspIdOrg1);
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// Agree to a sell by org1.
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// Agree to a sell by org1.
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await agreeToSell(contractWrapperOrg1, assetKey, mspIdOrg1, 110);
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await contractWrapperOrg1.agreeToSell({
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AssetId: assetKey,
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Price: 110,
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TradeId: now,
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});
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// Check the private information about the asset from Org2. Org1 would have to send Org2 asset details,
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// Check the private information about the asset from Org2. Org1 would have to send Org2 asset details,
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// so the hash of the details may be checked by the chaincode.
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// so the hash of the details may be checked by the chaincode.
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await verifyAssetProperties(contractWrapperOrg2, assetKey, mspIdOrg2);
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await contractWrapperOrg2.verifyAssetProperties({ AssetId:assetKey, Color:'blue', Size:35});
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// Agree to a buy by org2.
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// Agree to a buy by org2.
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await agreeToBuy(contractWrapperOrg2, assetKey, mspIdOrg2, 100);
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await contractWrapperOrg2.agreeToBuy( {AssetId: assetKey,
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Price: 100,
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TradeId: now});
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// Org1 should be able to read the sale price of this asset
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// Org1 should be able to read the sale price of this asset.
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await readSalePrice(contractWrapperOrg1, assetKey, mspIdOrg1);
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await contractWrapperOrg1.getAssetSalesPrice(assetKey, mspIdOrg1);
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// Org2 has not set a sale price and this should fail
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// Org2 has not set a sale price and this should fail.
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await readSalePrice(contractWrapperOrg2, assetKey, mspIdOrg2);
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await contractWrapperOrg2.getAssetSalesPrice(assetKey, mspIdOrg1);
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// Org1 has not agreed to buy so this should fail
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// Org1 has not agreed to buy so this should fail.
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await readBidPrice(contractWrapperOrg1, assetKey, mspIdOrg1);
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await contractWrapperOrg1.getAssetBidPrice(assetKey, mspIdOrg2);
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// Org2 should be able to see the price it has agreed
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// Org2 should be able to see the price it has agreed.
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await readBidPrice(contractWrapperOrg2, assetKey, mspIdOrg2);
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await contractWrapperOrg2.getAssetBidPrice(assetKey, mspIdOrg2);
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// Org1 will try to transfer the asset to Org2
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// Org1 will try to transfer the asset to Org2
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// This will fail due to the sell price and the bid price are not the same
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// This will fail due to the sell price and the bid price are not the same.
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await transferAsset(contractWrapperOrg1, assetKey, mspIdOrg1, mspIdOrg2, 110);
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await contractWrapperOrg1.transferAsset({ObjectType: 'asset_properties', Color: 'blue', Size: 35}, { AssetId: assetKey, Price: 110, TradeId: now}, [ mspIdOrg1, mspIdOrg2 ], mspIdOrg1, mspIdOrg2);
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// Agree to a sell by Org1,the seller will agree to the bid price of Org2
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// Agree to a sell by Org1, the seller will agree to the bid price of Org2.
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await agreeToSell(contractWrapperOrg1, assetKey, mspIdOrg1, 100);
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await contractWrapperOrg1.agreeToSell({AssetId:assetKey, Price:100, TradeId:now});
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// Read the public details by org1.
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// Read the public details by org1.
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await readAsset(contractWrapperOrg1, assetKey, mspIdOrg1, mspIdOrg1);
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await contractWrapperOrg1.readAsset(assetKey, mspIdOrg1);
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// Read the public details by org2.
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// Read the public details by org2.
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await readAsset(contractWrapperOrg2, assetKey, mspIdOrg1, mspIdOrg2);
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await contractWrapperOrg2.readAsset(assetKey, mspIdOrg1);
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// Org1 should be able to read the private data details of the asset.
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// Org1 should be able to read the private data details of the asset.
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await readPrivateAsset(contractWrapperOrg1, assetKey, mspIdOrg1,);
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await contractWrapperOrg1.getAssetPrivateProperties(assetKey, mspIdOrg1);
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// Org1 should be able to read the sale price of this asset
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// Org1 should be able to read the sale price of this asset.
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await readSalePrice(contractWrapperOrg1, assetKey, mspIdOrg1);
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await contractWrapperOrg1.getAssetSalesPrice(assetKey, mspIdOrg1);
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// Org2 should be able to see the price it has agreed
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// Org2 should be able to see the price it has agreed.
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await readBidPrice(contractWrapperOrg2, assetKey, mspIdOrg2);
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await contractWrapperOrg2.getAssetBidPrice(assetKey, mspIdOrg2);
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// Org2 user will try to transfer the asset to Org1
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// Org2 user will try to transfer the asset to Org1.
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// This will fail as the owner is Org1
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// This will fail as the owner is Org1.
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await transferAsset(contractWrapperOrg2, assetKey, mspIdOrg2, mspIdOrg2, 100);
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await contractWrapperOrg2.transferAsset({ObjectType: 'asset_properties', Color: 'blue', Size: 35}, { AssetId: assetKey, Price: 100, TradeId: now}, [ mspIdOrg1, mspIdOrg2 ], mspIdOrg1, mspIdOrg2);
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// Org1 will transfer the asset to Org2
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// Org1 will transfer the asset to Org2.
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// This will now complete as the sell price and the bid price are the same
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// This will now complete as the sell price and the bid price are the same.
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await transferAsset(contractWrapperOrg1, assetKey, mspIdOrg1, mspIdOrg2, 100);
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await contractWrapperOrg1.transferAsset({ObjectType: 'asset_properties', Color: 'blue', Size: 35}, { AssetId: assetKey, Price: 100, TradeId: now}, [ mspIdOrg1, mspIdOrg2 ], mspIdOrg1, mspIdOrg2);
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// Read the public details by org1.
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// Read the public details by org1.
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await readAsset(contractWrapperOrg1, assetKey, mspIdOrg2, mspIdOrg1);
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await contractWrapperOrg1.readAsset(assetKey, mspIdOrg2);
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// Read the public details by org2.
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// Read the public details by org2.
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await readAsset(contractWrapperOrg2, assetKey, mspIdOrg2, mspIdOrg2);
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await contractWrapperOrg2.readAsset(assetKey, mspIdOrg2);
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// Org2 should be able to read the private data details of this asset
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// Org2 should be able to read the private data details of this asset.
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await readPrivateAssetAfterTransfer(contractWrapperOrg2, assetKey, mspIdOrg2);
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await contractWrapperOrg2.getAssetPrivateProperties(assetKey, mspIdOrg2);
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// Org1 should not be able to read the private data details of this asset,expected to fail
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// Org1 should not be able to read the private data details of this asset, expected to fail.
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await readPrivateAssetAfterTransfer(contractWrapperOrg1, assetKey, mspIdOrg1);
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await contractWrapperOrg1.getAssetPrivateProperties(assetKey, mspIdOrg2);
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// This is an update to the public state and requires only the owner to endorse.
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// This is an update to the public state and requires only the owner to endorse.
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// Org2 wants to indicate that the items is no longer for sale
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// Org2 wants to indicate that the items is no longer for sale.
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await changePublicDescriptionAfterTransfer(contractWrapperOrg2, assetKey, mspIdOrg2, `Asset ${assetKey} owned by ${mspIdOrg2} is NOT for sale`);
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await contractWrapperOrg2.changePublicDescription( {AssetId: assetKey, OwnerOrg: mspIdOrg2, PublicDescription: `Asset ${assetKey} owned by ${mspIdOrg2} is NOT for sale`});
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// Read the public details by org1.
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// Read the public details by org1.
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await readAsset(contractWrapperOrg1, assetKey, mspIdOrg2, mspIdOrg1);
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await contractWrapperOrg1.readAsset(assetKey, mspIdOrg2);
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// Read the public details by org2.
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// Read the public details by org2.
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await readAsset(contractWrapperOrg2, assetKey, mspIdOrg2, mspIdOrg2);
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await contractWrapperOrg2.readAsset(assetKey, mspIdOrg2);
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} finally {
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} finally {
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gatewayOrg1.close();
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gatewayOrg1.close();
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@ -179,179 +188,3 @@ main().catch(error => {
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console.error('******** FAILED to run the application:', error);
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console.error('******** FAILED to run the application:', error);
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process.exitCode = 1;
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process.exitCode = 1;
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});
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});
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async function createAsset(contract: ContractWrapper, org: string): Promise<void> {
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console.log(`${GREEN}--> Submit Transaction: CreateAsset, ${assetKey} as ${org} - endorsed by Org1${RESET}`);
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await contract.createAsset(org, assetKey, { objectType: 'asset_properties', assetId: assetKey, color: 'blue', size: 35, salt: randomBytes });
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console.log(`*** Result: committed, asset ${assetKey} is owned by Org1`);
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}
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async function readAsset(contract: ContractWrapper, assetKey: string, ownerOrg: string, org: string): Promise<void> {
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console.log(`${GREEN}--> Evaluate Transactions: ReadAsset as ${org}, - ${assetKey} should be owned by ${ownerOrg}${RESET}`);
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try {
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const result = await contract.readAsset(assetKey);
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if (result.ownerOrg === ownerOrg) {
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console.log(`*** Result from ${org} - asset ${result.assetId} owned by ${result.ownerOrg} DESC:${result.publicDescription}`);
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} else {
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console.log(`${RED}*** Failed owner check from ${org} - asset ${result.assetId} owned by ${result.ownerOrg} DESC:${result.publicDescription}${RESET}`);
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}
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}catch (e) {
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console.log(`${RED}*** Failed evaluateTransaction readAsset - ${e}${RESET}`);
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}
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}
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async function readPrivateAsset(contract: ContractWrapper, assetKey: string, org: string): Promise<void> {
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try{
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console.log(`${GREEN}--> Evaluate Transaction: GetAssetPrivateProperties, - ${assetKey} from organization ${org}${RESET}`);
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if(org === mspIdOrg2){
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console.log(`${GREEN}* Expected to fail as ${org} is not the owner and does not have the private details${RESET}`);
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}
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const result = await contract.getAssetPrivateProperties(assetKey);
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console.log('*** Result:', result);
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}
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catch(e){
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console.log(`${RED}*** Failed evaluateTransaction readPrivateAsset: ${e}${RESET}`);
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}
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}
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async function changePublicDescription(contract: ContractWrapper, assetKey: string, org: string, description: string): Promise<void> {
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try {
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console.log(`${GREEN}--> Submit Transaction: ChangePublicDescription ${assetKey}, as ${org} - endorse by ${org}${RESET}`);
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if (org === mspIdOrg2) {
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console.log(`${GREEN}* Expected to fail as ${org} is not the owner${RESET}`);
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}
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await contract.changePublicDescription(assetKey, description);
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console.log(`*** Result: committed, asset ${assetKey} is now for sale by ${org}`);
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} catch (e) {
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console.log(`${RED}*** Failed: ChangePublicDescription - ${e}${RESET}`);
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}
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}
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async function agreeToSell(contract: ContractWrapper, assetKey: string, org: string, price: number): Promise<void> {
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try {
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console.log(`${GREEN}--> Submit Transaction: AgreeToSell, ${assetKey} as ${org} - endorsed by ${org}${RESET}`);
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await contract.agreeToSell({assetId:assetKey, price, tradeId:now.toString()});
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console.log(`*** Result: committed, ${org} has agreed to sell asset ${assetKey} for ${price}`);
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} catch (e) {
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console.log(`${RED}*** Failed: AgreeToSell - ${e}${RESET}`);
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}
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}
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async function verifyAssetProperties(contract: ContractWrapper, assetKey: string, org: string): Promise<void> {
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try {
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console.log(`${GREEN}--> Evalute: VerifyAssetProperties, ${assetKey} as ${org} - endorsed by ${org}${RESET}`);
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const result = await contract.verifyAssetProperties({objectType:'asset_properties', assetId:assetKey, color:'blue', size:35, salt:randomBytes}, org);
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if (result) {
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console.log(`*** Success VerifyAssetProperties, private information about asset ${assetKey} has been verified by ${org}`);
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} else {
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console.log(`*** Failed: VerifyAssetProperties, private information about asset ${assetKey} has not been verified by ${org}`);
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}
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} catch (e) {
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console.log(`${RED}*** Failed: VerifyAssetProperties - ${e}${RESET}`);
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}
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}
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async function agreeToBuy(contract: ContractWrapper, assetKey: string, org: string, price: number): Promise<void> {
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try {
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console.log(`${GREEN}--> Submit Transaction: AgreeToBuy, ${assetKey} as ${org} - endorsed by ${org}${RESET}`);
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|
||||||
await contract.agreeToBuy( {assetId:assetKey, price, tradeId: now.toString()});
|
|
||||||
|
|
||||||
console.log(`*** Result: committed, ${org} has agreed to buy asset ${assetKey} for 100`);
|
|
||||||
} catch (e) {
|
|
||||||
console.log(`${RED}*** Failed: AgreeToBuy - ${e}${RESET}`);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
async function readSalePrice(contract: ContractWrapper, assetKey: string, org: string): Promise<void> {
|
|
||||||
try {
|
|
||||||
console.log(`${GREEN}--> Evaluate Transaction: GetAssetSalesPrice, - ${assetKey} from organization ${org}${RESET}`);
|
|
||||||
if(org === mspIdOrg2){
|
|
||||||
console.log(`${GREEN}* Expected to fail as ${org} has not set a sale price${RESET}`);
|
|
||||||
}
|
|
||||||
|
|
||||||
const result = await contract.getAssetSalesPrice(assetKey);
|
|
||||||
|
|
||||||
console.log('*** Result: GetAssetSalesPrice', result);
|
|
||||||
} catch (e) {
|
|
||||||
console.log(`${RED}*** Failed evaluateTransaction GetAssetSalesPrice: ${e}${RESET}`);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
async function readBidPrice(contract: ContractWrapper, assetKey: string, org: string): Promise<void> {
|
|
||||||
try{
|
|
||||||
console.log(`${GREEN}--> Evaluate Transaction: GetAssetBidPrice, - ${assetKey} from organization ${org}${RESET}`);
|
|
||||||
if(org === mspIdOrg1){
|
|
||||||
console.log(`${GREEN}* Expected to fail as Org1 has not agreed to buy${RESET}`);
|
|
||||||
}
|
|
||||||
|
|
||||||
const result = await contract.getAssetBidPrice(assetKey);
|
|
||||||
|
|
||||||
console.log('*** Result: GetAssetBidPrice', result);
|
|
||||||
} catch (e) {
|
|
||||||
console.log(`${RED}*** Failed evaluateTransaction GetAssetBidPrice: ${e}${RESET}`);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
async function transferAsset(contract: ContractWrapper, assetKey: string, org: string, buyerOrgID: string, price: number): Promise<void> {
|
|
||||||
try {
|
|
||||||
console.log(`${GREEN}--> Submit Transaction: TransferAsset, ${assetKey} as ${org} - endorsed by ${org}${RESET}`);
|
|
||||||
if(org === mspIdOrg2){
|
|
||||||
console.log(`${GREEN}* Expected to fail as the owner is Org1${RESET}`);
|
|
||||||
}else if(price === 110){
|
|
||||||
console.log(`${GREEN}* Expected to fail as sell price and the bid price are not the same${RESET}`);
|
|
||||||
}
|
|
||||||
|
|
||||||
const assetProperties: AssetPropertiesJSON =
|
|
||||||
{ objectType:'asset_properties',
|
|
||||||
assetId:assetKey,
|
|
||||||
color:'blue',
|
|
||||||
size:35,
|
|
||||||
salt:randomBytes
|
|
||||||
};
|
|
||||||
const assetPrice: AssetPriceJSON = { assetId: assetKey, price, tradeId:now.toString()};
|
|
||||||
await contract.transferAsset(buyerOrgID, assetProperties, assetPrice, [ mspIdOrg1, mspIdOrg2 ]);
|
|
||||||
|
|
||||||
console.log(`${GREEN}*** Result: committed, ${org} has transfered the asset ${assetKey} to ${mspIdOrg2} ${RESET}`);
|
|
||||||
} catch (e) {
|
|
||||||
console.log(`${RED}*** Failed: TransferAsset - ${e}${RESET}`);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
async function readPrivateAssetAfterTransfer(contract: ContractWrapper, assetKey: string, org: string): Promise<void> {
|
|
||||||
try{
|
|
||||||
console.log(`${GREEN}--> Evaluate Transaction: GetAssetPrivateProperties, - ${assetKey} from organization ${org}${RESET}`);
|
|
||||||
if(org === mspIdOrg1) {
|
|
||||||
console.log(`${GREEN}* Expected to fail as ${org} is not the owner and does not have the private details${RESET}`);
|
|
||||||
}
|
|
||||||
|
|
||||||
const result = await contract.getAssetPrivateProperties(assetKey);
|
|
||||||
|
|
||||||
console.log('*** Result:', result);
|
|
||||||
}
|
|
||||||
catch(e){
|
|
||||||
console.log(`${RED}*** Failed evaluateTransaction readPrivateAsset: ${e}${RESET}`);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
async function changePublicDescriptionAfterTransfer(contract: ContractWrapper, assetKey: string, org: string, description: string): Promise<void> {
|
|
||||||
try {
|
|
||||||
console.log(`${GREEN}--> Submit Transaction: changePublicDescription ${assetKey}, as ${org} - endorse by ${org}${RESET}`);
|
|
||||||
if(org === mspIdOrg1) {
|
|
||||||
console.log(`${GREEN}* Expected to fail as ${org} is not the owner${RESET}`);
|
|
||||||
}
|
|
||||||
|
|
||||||
await contract.changePublicDescription(assetKey, description);
|
|
||||||
|
|
||||||
console.log(`*** Result: committed, asset ${assetKey} is now for sale by ${org}`);
|
|
||||||
} catch (e) {
|
|
||||||
console.log(`${RED}*** Failed: changePublicDescription - ${e}${RESET}`);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
|
||||||
|
|
@ -5,118 +5,260 @@
|
||||||
*/
|
*/
|
||||||
import { Contract } from '@hyperledger/fabric-gateway';
|
import { Contract } from '@hyperledger/fabric-gateway';
|
||||||
import { TextDecoder } from 'util';
|
import { TextDecoder } from 'util';
|
||||||
import { Asset, AssetJSON, AssetPrice, AssetPriceJSON, AssetProperties, AssetPropertiesJSON, parse } from './utils';
|
import { Asset, AssetJSON, AssetPrice, AssetPriceJSON, AssetPrivateData, AssetProperties, AssetPropertiesJSON, GREEN, parse, RED, RESET } from './utils';
|
||||||
|
|
||||||
export class ContractWrapper {
|
export class ContractWrapper {
|
||||||
|
|
||||||
readonly #contract: Contract;
|
readonly #contract: Contract;
|
||||||
|
readonly #org: string;
|
||||||
readonly #utf8Decoder = new TextDecoder();
|
readonly #utf8Decoder = new TextDecoder();
|
||||||
|
readonly #randomBytes: string;
|
||||||
|
|
||||||
public constructor(contract: Contract) {
|
public constructor(contract: Contract, org: string, randomBytes: string) {
|
||||||
this.#contract = contract;
|
this.#contract = contract;
|
||||||
|
this.#org = org;
|
||||||
|
this.#randomBytes = randomBytes;
|
||||||
}
|
}
|
||||||
|
|
||||||
public async createAsset(org: string, assetKey: string, assetProperties: AssetPropertiesJSON): Promise<void> {
|
public async createAsset(asset: Asset, privateData: AssetPrivateData): Promise<void> {
|
||||||
await this.#contract.submit('CreateAsset', {
|
console.log(`${GREEN}--> Submit Transaction: CreateAsset, ${asset.AssetId} as ${asset.OwnerOrg} - endorsed by Org1${RESET}`);
|
||||||
arguments: [assetKey, `Asset ${assetKey} owned by ${org} is not for sale`],
|
try {
|
||||||
transientData: { asset_properties: JSON.stringify(assetProperties)},
|
const assetPropertiesJSON: AssetPropertiesJSON = Object.assign({}, {objectType: 'asset_properties',
|
||||||
});
|
assetID: asset.AssetId,
|
||||||
|
color: privateData.Color,
|
||||||
|
size: privateData.Size,
|
||||||
|
salt: this.#randomBytes });
|
||||||
|
|
||||||
|
await this.#contract.submit('CreateAsset', {
|
||||||
|
arguments: [asset.AssetId, asset.PublicDescription],
|
||||||
|
transientData: { asset_properties: JSON.stringify(assetPropertiesJSON)},
|
||||||
|
});
|
||||||
|
|
||||||
|
console.log(`*** Result: committed, asset ${asset.AssetId} is owned by Org1`);
|
||||||
|
}catch (e) {
|
||||||
|
console.log(`${RED}*** Failed: createAsset - ${e}${RESET}`);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public async readAsset( assetKey: string): Promise<Asset> {
|
public async readAsset( assetKey: string, ownerOrg: string): Promise<void> {
|
||||||
const resultBytes = await this.#contract.evaluateTransaction('ReadAsset', assetKey);
|
console.log(`${GREEN}--> Evaluate Transactions: ReadAsset as ${this.#org}, - ${assetKey} should be owned by ${ownerOrg}${RESET}`);
|
||||||
const result = this.#utf8Decoder.decode(resultBytes);
|
try {
|
||||||
if (result.length !== 0) {
|
|
||||||
const json = parse<AssetJSON>(result);
|
const resultBytes = await this.#contract.evaluateTransaction('ReadAsset', assetKey);
|
||||||
return {
|
|
||||||
assetId: json.assetId,
|
const result = this.#utf8Decoder.decode(resultBytes);
|
||||||
ownerOrg: json.ownerOrg,
|
if (result.length !== 0) {
|
||||||
publicDescription: json.publicDescription
|
const json = parse<AssetJSON>(result);
|
||||||
|
if (json.ownerOrg === ownerOrg) {
|
||||||
|
console.log(`*** Result from ${this.#org} - asset ${json.assetID} owned by ${json.ownerOrg} DESC: ${json.publicDescription}`);
|
||||||
|
} else {
|
||||||
|
console.log(`${RED}*** Failed owner check from ${this.#org} - asset ${json.assetID} owned by ${json.ownerOrg} DESC:${json.publicDescription}${RESET}`);
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
throw new Error('No Asset Found');
|
||||||
}
|
}
|
||||||
} else {
|
}catch (e) {
|
||||||
throw new Error('No Asset Found');
|
console.log(`${RED}*** Failed evaluateTransaction readAsset - ${e}${RESET}`);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public async getAssetPrivateProperties( assetKey: string ): Promise<AssetProperties> {
|
public async getAssetPrivateProperties(assetKey: string, ownerOrg: string): Promise<void> {
|
||||||
const resultBytes = await this.#contract.evaluateTransaction('GetAssetPrivateProperties', assetKey);
|
try{
|
||||||
const result = this.#utf8Decoder.decode(resultBytes);
|
console.log(`${GREEN}--> Evaluate Transaction: GetAssetPrivateProperties, - ${assetKey} from organization ${this.#org}${RESET}`);
|
||||||
const json = parse<AssetPropertiesJSON>(result);
|
if(this.#org !== ownerOrg) {
|
||||||
return {
|
console.log(`${GREEN}* Expected to fail as ${this.#org} is not the owner and does not have the private details${RESET}`);
|
||||||
assetId: json.assetId,
|
|
||||||
color: json.color,
|
|
||||||
size: json.size,
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
public async changePublicDescription(assetKey: string, description: string): Promise<void> {
|
|
||||||
await this.#contract.submit('ChangePublicDescription', {
|
|
||||||
arguments:[assetKey, description],
|
|
||||||
});
|
|
||||||
}
|
|
||||||
|
|
||||||
public async agreeToSell(asset_price: AssetPriceJSON): Promise<void> {
|
|
||||||
await this.#contract.submit('AgreeToSell', {
|
|
||||||
arguments:[asset_price.assetId],
|
|
||||||
transientData: {asset_price: JSON.stringify(asset_price)}
|
|
||||||
});
|
|
||||||
}
|
|
||||||
|
|
||||||
public async verifyAssetProperties(assetProperties: AssetPropertiesJSON, org: string): Promise<AssetProperties> {
|
|
||||||
const resultBytes = await this.#contract.evaluate('VerifyAssetProperties', {
|
|
||||||
arguments:[assetProperties.assetId],
|
|
||||||
transientData: {asset_properties: JSON.stringify(assetProperties)},
|
|
||||||
});
|
|
||||||
const result = this.#utf8Decoder.decode(resultBytes);
|
|
||||||
if (result.length !== 0) {
|
|
||||||
const json = parse<AssetPropertiesJSON>(result);
|
|
||||||
return {
|
|
||||||
assetId: json.assetId,
|
|
||||||
color: json.color,
|
|
||||||
size: json.size
|
|
||||||
}
|
}
|
||||||
} else {
|
|
||||||
throw new Error(`Private information about asset ${assetProperties.assetId} has not been verified by ${org}`);
|
const resultBytes = await this.#contract.evaluateTransaction('GetAssetPrivateProperties', assetKey);
|
||||||
|
|
||||||
|
const resultString = this.#utf8Decoder.decode(resultBytes);
|
||||||
|
const json = parse<AssetPropertiesJSON>(resultString);
|
||||||
|
const result: AssetProperties = {
|
||||||
|
AssetId: json.assetID,
|
||||||
|
Color: json.color,
|
||||||
|
Size: json.size,
|
||||||
|
};
|
||||||
|
console.log('*** Result:', result);
|
||||||
|
}
|
||||||
|
catch(e){
|
||||||
|
console.log(`${RED}*** Failed evaluateTransaction readPrivateAsset: ${e}${RESET}`);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public async agreeToBuy(asset_price: AssetPriceJSON): Promise<void> {
|
public async changePublicDescription(asset: Asset): Promise<void> {
|
||||||
await this.#contract.submit('AgreeToBuy', {
|
try {
|
||||||
arguments:[asset_price.assetId],
|
console.log(`${GREEN}--> Submit Transaction: ChangePublicDescription ${asset.AssetId}, as ${this.#org} - endorse by ${this.#org} ${RESET}`);
|
||||||
transientData: {asset_price: JSON.stringify(asset_price)}
|
if (asset.OwnerOrg !== this.#org) {
|
||||||
});
|
console.log(`${GREEN}* Expected to fail as ${this.#org} is not the owner${RESET}`);
|
||||||
|
}
|
||||||
|
|
||||||
|
await this.#contract.submit('ChangePublicDescription', {
|
||||||
|
arguments:[asset.AssetId, asset.PublicDescription],
|
||||||
|
});
|
||||||
|
|
||||||
|
console.log(`*** Result: committed, Desc: ${asset.PublicDescription}`);
|
||||||
|
} catch (e) {
|
||||||
|
console.log(`${RED}*** Failed: ChangePublicDescription - ${e}${RESET}`);
|
||||||
|
}
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
public async getAssetSalesPrice(assetKey: string): Promise<Asset> {
|
public async agreeToSell(assetPrice: AssetPrice): Promise<void> {
|
||||||
const resultBytes = await this.#contract.evaluateTransaction('GetAssetSalesPrice', assetKey);
|
try {
|
||||||
const result = this.#utf8Decoder.decode(resultBytes);
|
console.log(`${GREEN}--> Submit Transaction: AgreeToSell, ${assetPrice.AssetId} as ${this.#org} - endorsed by ${this.#org}${RESET}`);
|
||||||
const json = parse<AssetJSON>(result);
|
const assetPriceJSON: AssetPriceJSON = {
|
||||||
return {
|
assetID:assetPrice.AssetId,
|
||||||
assetId: json.assetId,
|
price:assetPrice.Price,
|
||||||
ownerOrg: json.ownerOrg,
|
tradeID:assetPrice.TradeId
|
||||||
publicDescription: json.publicDescription
|
};
|
||||||
|
|
||||||
|
await this.#contract.submit('AgreeToSell', {
|
||||||
|
arguments:[assetPrice.AssetId],
|
||||||
|
transientData: {asset_price: JSON.stringify(assetPriceJSON)}
|
||||||
|
});
|
||||||
|
|
||||||
|
console.log(`*** Result: committed, ${this.#org} has agreed to sell asset ${assetPrice.AssetId} for ${assetPrice.Price}`);
|
||||||
|
} catch (e) {
|
||||||
|
console.log(`${RED}*** Failed: AgreeToSell - ${e}${RESET}`);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public async getAssetBidPrice( assetKey: string): Promise<AssetPrice> {
|
public async verifyAssetProperties(assetProperties: AssetProperties): Promise<void> {
|
||||||
const resultBytes = await this.#contract.evaluateTransaction('GetAssetBidPrice', assetKey);
|
try {
|
||||||
const result = this.#utf8Decoder.decode(resultBytes);
|
console.log(`${GREEN}--> Evalute: VerifyAssetProperties, ${assetProperties.AssetId} as ${this.#org} - endorsed by ${this.#org}${RESET}`);
|
||||||
const json = parse<AssetPriceJSON>(result);
|
const assetPropertiesJSON: AssetPropertiesJSON = Object.assign({}, {objectType: 'asset_properties',
|
||||||
return {
|
assetID: assetProperties.AssetId,
|
||||||
assetId: json.assetId,
|
color: assetProperties.Color,
|
||||||
price: json.price,
|
size: assetProperties.Size,
|
||||||
tradeId: json.tradeId,
|
salt: this.#randomBytes });
|
||||||
|
|
||||||
|
const resultBytes = await this.#contract.evaluate('VerifyAssetProperties', {
|
||||||
|
arguments:[assetPropertiesJSON.assetID],
|
||||||
|
transientData: {asset_properties: JSON.stringify(assetPropertiesJSON)},
|
||||||
|
});
|
||||||
|
|
||||||
|
const resultString = this.#utf8Decoder.decode(resultBytes);
|
||||||
|
if (resultString.length !== 0) {
|
||||||
|
const json = parse<AssetPropertiesJSON>(resultString);
|
||||||
|
const result: AssetProperties = {
|
||||||
|
AssetId: json.assetID,
|
||||||
|
Color: json.color,
|
||||||
|
Size: json.size
|
||||||
|
};
|
||||||
|
if (result) {
|
||||||
|
console.log(`*** Success VerifyAssetProperties, private information about asset ${assetProperties.AssetId} has been verified by ${this.#org}`);
|
||||||
|
} else {
|
||||||
|
console.log(`*** Failed: VerifyAssetProperties, private information about asset ${assetProperties.AssetId} has not been verified by ${this.#org}`);
|
||||||
|
}
|
||||||
|
|
||||||
|
} else {
|
||||||
|
throw new Error(`Private information about asset ${assetProperties.AssetId} has not been verified by ${this.#org}`);
|
||||||
|
}
|
||||||
|
|
||||||
|
} catch (e) {
|
||||||
|
console.log(`${RED}*** Failed: VerifyAssetProperties - ${e}${RESET}`);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
public async agreeToBuy(assetPrice: AssetPrice, ): Promise<void> {
|
||||||
|
try {
|
||||||
|
console.log(`${GREEN}--> Submit Transaction: AgreeToBuy, ${assetPrice.AssetId} as ${this.#org} - endorsed by ${this.#org}${RESET}`);
|
||||||
|
const assetPriceJSON: AssetPriceJSON = {
|
||||||
|
assetID: assetPrice.AssetId,
|
||||||
|
price: assetPrice.Price,
|
||||||
|
tradeID: assetPrice.TradeId
|
||||||
|
};
|
||||||
|
|
||||||
|
await this.#contract.submit('AgreeToBuy', {
|
||||||
|
arguments:[assetPrice.AssetId],
|
||||||
|
transientData: {asset_price: JSON.stringify(assetPriceJSON)}
|
||||||
|
});
|
||||||
|
|
||||||
|
console.log(`*** Result: committed, ${this.#org} has agreed to buy asset ${assetPrice.AssetId} for 100`);
|
||||||
|
} catch (e) {
|
||||||
|
console.log(`${RED}*** Failed: AgreeToBuy - ${e}${RESET}`);
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
public async getAssetSalesPrice(assetKey: string, ownerOrg: string): Promise<void> {
|
||||||
|
try {
|
||||||
|
console.log(`${GREEN}--> Evaluate Transaction: GetAssetSalesPrice, - ${assetKey} from organization ${this.#org}${RESET}`);
|
||||||
|
if(this.#org !== ownerOrg) {
|
||||||
|
console.log(`${GREEN}* Expected to fail as ${this.#org} has not set a sale price${RESET}`);
|
||||||
|
}
|
||||||
|
|
||||||
|
const resultBytes = await this.#contract.evaluateTransaction('GetAssetSalesPrice', assetKey);
|
||||||
|
|
||||||
|
const resultString = this.#utf8Decoder.decode(resultBytes);
|
||||||
|
const json = parse<AssetPriceJSON>(resultString);
|
||||||
|
|
||||||
|
const result: AssetPrice = {
|
||||||
|
AssetId: json.assetID,
|
||||||
|
Price: json.price,
|
||||||
|
TradeId: json.tradeID
|
||||||
|
};
|
||||||
|
|
||||||
|
console.log('*** Result: GetAssetSalesPrice', result);
|
||||||
|
} catch (e) {
|
||||||
|
console.log(`${RED}*** Failed evaluateTransaction GetAssetSalesPrice: ${e}${RESET}`);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public async transferAsset(buyerOrgID: string, asset_properties: AssetPropertiesJSON, asset_price: AssetPriceJSON, endorsingOrganizations: string[]): Promise<void> {
|
public async getAssetBidPrice(assetKey: string, buyerOrgID: string): Promise<void> {
|
||||||
await this.#contract.submit('TransferAsset', {
|
try{
|
||||||
arguments:[asset_properties.assetId, buyerOrgID],
|
console.log(`${GREEN}--> Evaluate Transaction: GetAssetBidPrice, - ${assetKey} from organization ${this.#org}${RESET}`);
|
||||||
transientData: {
|
if(this.#org !== buyerOrgID){
|
||||||
asset_properties: JSON.stringify(asset_properties),
|
console.log(`${GREEN}* Expected to fail as ${this.#org} has not agreed to buy${RESET}`);
|
||||||
asset_price: JSON.stringify(asset_price)},
|
}
|
||||||
endorsingOrganizations:endorsingOrganizations
|
|
||||||
});
|
const resultBytes = await this.#contract.evaluateTransaction('GetAssetBidPrice', assetKey);
|
||||||
|
|
||||||
|
const resultString = this.#utf8Decoder.decode(resultBytes);
|
||||||
|
const json = parse<AssetPriceJSON>(resultString);
|
||||||
|
const result: AssetPrice = {
|
||||||
|
AssetId: json.assetID,
|
||||||
|
Price: json.price,
|
||||||
|
TradeId: json.tradeID,
|
||||||
|
};
|
||||||
|
|
||||||
|
console.log('*** Result: GetAssetBidPrice', result);
|
||||||
|
} catch (e) {
|
||||||
|
console.log(`${RED}*** Failed evaluateTransaction GetAssetBidPrice: ${e}${RESET}`);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public async transferAsset( privateData: AssetPrivateData, assetPrice: AssetPrice, endorsingOrganizations: string[], ownerOrgID: string, buyerOrgID: string): Promise<void> {
|
||||||
|
try {
|
||||||
|
console.log(`${GREEN}--> Submit Transaction: TransferAsset, ${assetPrice.AssetId} as ${this.#org } - endorsed by ${this.#org}${RESET}`);
|
||||||
|
|
||||||
|
if (this.#org !== ownerOrgID) {
|
||||||
|
console.log(`${GREEN}* Expected to fail as the owner is ${ownerOrgID}${RESET}`);
|
||||||
|
} else if (assetPrice.Price === 110) {
|
||||||
|
console.log(`${GREEN}* Expected to fail as sell price and the bid price are not the same${RESET}`);
|
||||||
|
}
|
||||||
|
|
||||||
|
const assetPropertiesJSON: AssetPropertiesJSON = Object.assign({}, {objectType: 'asset_properties',
|
||||||
|
assetID: assetPrice.AssetId,
|
||||||
|
color: privateData.Color,
|
||||||
|
size: privateData.Size,
|
||||||
|
salt: this.#randomBytes });
|
||||||
|
|
||||||
|
const assetPriceJSON: AssetPriceJSON = { assetID: assetPrice.AssetId, price:assetPrice.Price, tradeID:assetPrice.TradeId};
|
||||||
|
|
||||||
|
await this.#contract.submit('TransferAsset', {
|
||||||
|
arguments:[assetPropertiesJSON.assetID, buyerOrgID],
|
||||||
|
transientData: {
|
||||||
|
asset_properties: JSON.stringify(assetPropertiesJSON),
|
||||||
|
asset_price: JSON.stringify(assetPriceJSON)},
|
||||||
|
endorsingOrganizations:endorsingOrganizations
|
||||||
|
});
|
||||||
|
|
||||||
|
console.log(`${GREEN}*** Result: committed, ${this.#org} has transfered the asset ${assetPrice.AssetId} to ${buyerOrgID} ${RESET}`);
|
||||||
|
} catch (e) {
|
||||||
|
console.log(`${RED}*** Failed: TransferAsset - ${e}${RESET}`);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
@ -3,6 +3,7 @@
|
||||||
*
|
*
|
||||||
* SPDX-License-Identifier: Apache-2.0
|
* SPDX-License-Identifier: Apache-2.0
|
||||||
*/
|
*/
|
||||||
|
import crpto from 'crypto';
|
||||||
|
|
||||||
export const RED = '\x1b[31m\n';
|
export const RED = '\x1b[31m\n';
|
||||||
export const GREEN = '\x1b[32m\n';
|
export const GREEN = '\x1b[32m\n';
|
||||||
|
|
@ -10,43 +11,50 @@ export const RESET = '\x1b[0m';
|
||||||
|
|
||||||
export interface AssetJSON {
|
export interface AssetJSON {
|
||||||
objectType: string;
|
objectType: string;
|
||||||
assetId: string;
|
assetID: string;
|
||||||
ownerOrg: string;
|
ownerOrg: string;
|
||||||
publicDescription: string;
|
publicDescription: string;
|
||||||
}
|
}
|
||||||
|
|
||||||
export interface AssetPropertiesJSON {
|
export interface AssetPropertiesJSON {
|
||||||
objectType: string;
|
objectType: string;
|
||||||
assetId: string;
|
assetID: string;
|
||||||
color: string;
|
color: string;
|
||||||
size: number;
|
size: number;
|
||||||
salt: string;
|
salt: string;
|
||||||
}
|
}
|
||||||
|
|
||||||
export interface AssetPriceJSON {
|
export interface AssetPriceJSON {
|
||||||
assetId: string;
|
assetID: string;
|
||||||
price: number;
|
price: number;
|
||||||
tradeId: string;
|
tradeID: string;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
export interface AssetPrivateData {
|
||||||
|
ObjectType: string;
|
||||||
|
Color: string;
|
||||||
|
Size: number;
|
||||||
|
}
|
||||||
export interface Asset {
|
export interface Asset {
|
||||||
assetId: string;
|
AssetId: string;
|
||||||
ownerOrg: string;
|
OwnerOrg: string;
|
||||||
publicDescription: string;
|
PublicDescription: string;
|
||||||
}
|
}
|
||||||
|
|
||||||
export interface AssetProperties {
|
export interface AssetProperties {
|
||||||
assetId: string;
|
AssetId: string;
|
||||||
color: string;
|
Color: string;
|
||||||
size: number;
|
Size: number;
|
||||||
}
|
}
|
||||||
|
|
||||||
export interface AssetPrice {
|
export interface AssetPrice {
|
||||||
assetId: string;
|
AssetId: string;
|
||||||
price: number;
|
Price: number;
|
||||||
tradeId: string;
|
TradeId: string;
|
||||||
}
|
}
|
||||||
|
|
||||||
export function parse<T>(data: string): T {
|
export function parse<T>(data: string): T {
|
||||||
return JSON.parse(data);
|
return JSON.parse(data);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
export const randomBytes = crpto.randomBytes(256).toString('hex');
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue