78 lines
2.0 KiB
JavaScript
78 lines
2.0 KiB
JavaScript
import { SystemProgram, Transaction } from "@solana/web3.js"
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import {
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createAssociatedTokenAccountInstruction,
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createTransferInstruction,
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getAccount,
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getAssociatedTokenAddress,
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getMint
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} from "@solana/spl-token"
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import { LAMPORTS_PER_SOL } from "@solana/web3.js"
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import { sendTx } from "../../utils/send_tx"
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/**
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* Transfer SOL or SPL tokens to a recipient
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* @param agent SolanaAgentKit instance
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* @param to Recipient's public key
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* @param amount Amount to transfer
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* @param mint Optional mint address for SPL tokens
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* @returns Transaction signature
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*/
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export async function transfer(agent, to, amount, mint) {
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try {
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let tx
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if (!mint) {
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// Transfer native SOL
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const transaction = new Transaction().add(
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SystemProgram.transfer({
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fromPubkey: agent.wallet_address,
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toPubkey: to,
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lamports: amount * LAMPORTS_PER_SOL
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})
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)
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tx = await sendTx(agent, transaction.instructions)
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} else {
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const transaction = new Transaction()
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// Transfer SPL token
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const fromAta = await getAssociatedTokenAddress(
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mint,
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agent.wallet_address
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)
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const toAta = await getAssociatedTokenAddress(mint, to)
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try {
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const toAtaAcc = await getAccount(agent.connection, toAta)
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} catch {
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transaction.add(
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createAssociatedTokenAccountInstruction(
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agent.wallet_address,
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toAta,
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to,
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mint
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)
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)
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}
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// Get mint info to determine decimals
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const mintInfo = await getMint(agent.connection, mint)
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const adjustedAmount = amount * Math.pow(10, mintInfo.decimals)
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transaction.add(
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createTransferInstruction(
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fromAta,
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toAta,
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agent.wallet_address,
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adjustedAmount
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)
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)
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tx = await sendTx(agent, transaction.instructions)
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}
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return tx
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} catch (error) {
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throw new Error(`Transfer failed: ${error.message}`)
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}
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}
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