58 lines
1.5 KiB
TypeScript
58 lines
1.5 KiB
TypeScript
import { LAMPORTS_PER_SOL, Account, PublicKey } from '@solana/web3.js';
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import {
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establishConnection,
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calculatePayfees,
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establishPayer,
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loadProgram,
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initialize,
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} from './demo';
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const solPath = '../build/solana_program_demo.so';
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function randNumber(): number {
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let num = Math.random() * 100;
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return parseInt(num + '');
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}
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async function main() {
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try {
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console.log("Establish connection...");
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const res = await establishConnection('http://localhost:8899');
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console.log("Connection to cluster established: ", res.version);
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const { connection } = res;
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console.log("Caculate pay for fees...");
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const fees = await calculatePayfees(solPath, connection);
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console.log("Fees:", fees);
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console.log("Establish payer...");
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const payer = await establishPayer(fees, connection);
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console.log("payer balance:", await connection.getBalance(payer.publicKey));
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console.log("Using account ", payer.publicKey.toBase58(), " to load the program.");
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const program = await loadProgram(solPath, payer, connection);
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const { programId, pubkey } = program;
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console.log('Program loaded to account:', programId.toBase58());
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console.log("Prepare to initialize program...");
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await initialize(
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'BTC/USD',
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// the aggregator feed address
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new PublicKey('2jReuMRoYi3pKTF8YLnZEvT2bXcw56SdBxvssrVzu41v'),
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programId,
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payer,
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connection
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);
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} catch(err) {
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console.log(err);
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}
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}
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main(); |