51 lines
1.9 KiB
JavaScript
51 lines
1.9 KiB
JavaScript
// Copyright BigchainDB GmbH and BigchainDB contributors
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// SPDX-License-Identifier: (Apache-2.0 AND CC-BY-4.0)
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// Code is Apache-2.0 and docs are CC-BY-4.0
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/* eslint-disable import/no-unresolved */
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const driver = require('bigchaindb-driver')
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require('dotenv').config()
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// ======== Preparation ======== //
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const conn = new driver.Connection('https://example.com/api/v1/', {
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header1: 'header1_value',
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header2: 'header2_value'
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})
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const alice = new driver.Ed25519Keypair()
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// ======== Asset Array ======== //
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const assetArray = []
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assetArray.push({ 'bicycle': { 'serial_number': 'abc', 'manufacturer': 'BicyclesInc' } })
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assetArray.push({ 'bicycle': { 'serial_number': 'cde', 'manufacturer': 'BicyclesInc' } })
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assetArray.push({ 'bicycle': { 'serial_number': 'fgh', 'manufacturer': 'BicyclesInc' } })
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const metadata = { 'planet': 'Pluto' }
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// ======== Create Transactions for bicycles ======== //
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function createTx(assetdata) {
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const txCreate = driver.Transaction.makeCreateTransaction(
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assetdata,
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metadata,
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[
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driver.Transaction.makeOutput(driver.Transaction.makeEd25519Condition(alice.publicKey))
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],
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alice.publicKey
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)
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const txCreateSigned = driver.Transaction.signTransaction(txCreate, alice.privateKey)
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return conn.postTransactionCommit(txCreateSigned)
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}
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// ======== Execute all promises in order to post transactions and fetch them ======== //
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Promise.all(assetArray.map(createTx))
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// ======== Querying Assets for Assetdata ======== //
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.then(() => conn.searchAssets('BicyclesInc'))
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.then(assets => console.log('Found assets with serial number "BicyclesInc":', assets)) // eslint-disable-line no-console
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// ======== Querying Assets for Metadata ======== //
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.then(() => conn.searchMetadata('Pluto'))
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.then(assets => console.log('Found assets with metadata "Pluto":', assets)) // eslint-disable-line no-console
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