60 lines
1.7 KiB
TypeScript
60 lines
1.7 KiB
TypeScript
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import {
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PublicKey,
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Connection,
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RpcResponseAndContext,
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AccountInfo,
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} from '@solana/web3.js'
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import { TokenInstructions } from '@project-serum/serum'
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import { toUiDecimals } from '@blockworks-foundation/mango-v4'
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export class TokenAccount {
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publicKey!: PublicKey
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mint!: PublicKey
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owner!: PublicKey
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amount!: number
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decimals!: number
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uiAmount?: number
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constructor(publicKey: PublicKey, decoded: any) {
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this.publicKey = publicKey
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Object.assign(this, decoded)
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}
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}
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export async function getTokenAccountsByOwnerWithWrappedSol(
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connection: Connection,
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owner: PublicKey
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): Promise<any> {
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const solReq = connection.getAccountInfo(owner)
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const tokenReq = connection.getParsedTokenAccountsByOwner(owner, {
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programId: TokenInstructions.TOKEN_PROGRAM_ID,
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})
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// fetch data
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const [solResp, tokenResp] = await Promise.all([solReq, tokenReq])
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// parse token accounts
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const tokenAccounts = tokenResp.value.map((t) => {
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return {
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publicKey: t.pubkey,
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mint: t.account.data.parsed.info.mint,
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owner: t.account.data.parsed.info.owner,
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amount: t.account.data.parsed.info.tokenAmount.amount,
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uiAmount: t.account.data.parsed.info.tokenAmount.uiAmount,
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decimals: t.account.data.parsed.info.tokenAmount.decimals,
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}
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})
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// create fake wrapped sol account to reflect sol balances in user's wallet
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const lamports = solResp?.lamports || 0
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const solAccount = new TokenAccount(owner, {
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mint: TokenInstructions.WRAPPED_SOL_MINT,
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owner,
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amount: lamports,
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uiAmount: toUiDecimals(lamports, 9),
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decimals: 9,
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})
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// prepend SOL account to beginning of list
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return [solAccount].concat(tokenAccounts)
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}
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