January 2020
Intermediate to advanced
530 pages
11h 11m
English
Content preview from Blockchain Development for Finance Projects
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Constructor()
Within the constructor, we set the app name and define the following state parameters:
- mnemonic: The mnemonic used to generate the root node address of the HD wallet
- accounts: A list of merchant's HD wallet addresses
- acc: The merchant account address for which the app is displaying transactions in the WalletTrans component
- transactions: All transactions to date for the merchant address mapped to acc
We also bind the getAccountTransactions method so the child components can change the state, as shown here:
class App extends Component { constructor(){ super(); this.appName = 'Merchant Wallet'; this.getAccountTransactions = this.getAccountTransactions.bind(this); this.state = { acc: null, accounts: [], transactions: [], mnemonic: ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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