36 lines
1.0 KiB
TypeScript
36 lines
1.0 KiB
TypeScript
import { PublicKey } from '@solana/web3.js';
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import { MintInfo, MintLayout, AccountInfo, AccountLayout, u64 } from '@solana/spl-token';
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import * as BufferLayout from 'buffer-layout';
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import * as bs58 from 'bs58';
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export const ACCOUNT_LAYOUT = BufferLayout.struct([
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BufferLayout.blob(32, 'mint'),
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BufferLayout.blob(32, 'owner'),
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BufferLayout.nu64('amount'),
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BufferLayout.blob(93),
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]);
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export const MINT_LAYOUT = BufferLayout.struct([
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BufferLayout.blob(44),
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BufferLayout.u8('decimals'),
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BufferLayout.blob(37),
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]);
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export function parseTokenAccountData(data: any) {
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// @ts-ignore
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let { mint, owner, amount } = ACCOUNT_LAYOUT.decode(data);
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return {
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mint: new PublicKey(mint),
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owner: new PublicKey(owner),
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amount,
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};
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}
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export function parseTokenAccount(data: Buffer): AccountInfo {
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const accountInfo = AccountLayout.decode(data);
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accountInfo.mint = new PublicKey(accountInfo.mint);
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accountInfo.owner = new PublicKey(accountInfo.owner);
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accountInfo.amount = u64.fromBuffer(accountInfo.amount);
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return accountInfo;
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}
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