@frakt-protocol/frakt-sdk
Version:
Frakt SDK for interacting with frakt.xyz protocols
125 lines (124 loc) • 6.06 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.deriveMetadataPubkeyFromMint = exports.createAssociatedTokenAccountInstruction = exports.createTokenAccount = exports.createUninitializedAccount = exports.getTokenBalance = exports.findAssociatedTokenAddress = exports.createFakeWallet = void 0;
const anchor_1 = __importDefault(require("@project-serum/anchor"));
const web3_js_1 = require("@solana/web3.js");
const spl_token_1 = require("@solana/spl-token");
const js_1 = require("@metaplex/js");
const constants_1 = require("./constants");
//when we only want to view vaults, no need to connect a real wallet.
const createFakeWallet = () => {
const leakedKp = web3_js_1.Keypair.fromSecretKey(Uint8Array.from([
208, 175, 150, 242, 88, 34, 108, 88, 177, 16, 168, 75, 115, 181, 199, 242, 120, 4, 78, 75, 19, 227, 13, 215, 184,
108, 226, 53, 111, 149, 179, 84, 137, 121, 79, 1, 160, 223, 124, 241, 202, 203, 220, 237, 50, 242, 57, 158, 226,
207, 203, 188, 43, 28, 70, 110, 214, 234, 251, 15, 249, 157, 62, 80,
]));
return new js_1.NodeWallet(leakedKp);
};
exports.createFakeWallet = createFakeWallet;
const findAssociatedTokenAddress = (walletAddress, tokenMintAddress) => __awaiter(void 0, void 0, void 0, function* () {
return (yield web3_js_1.PublicKey.findProgramAddress([walletAddress.toBuffer(), spl_token_1.TOKEN_PROGRAM_ID.toBuffer(), tokenMintAddress.toBuffer()], constants_1.SPL_ASSOCIATED_TOKEN_ACCOUNT_PROGRAM_ID))[0];
});
exports.findAssociatedTokenAddress = findAssociatedTokenAddress;
const getTokenBalance = (pubkey, connection) => __awaiter(void 0, void 0, void 0, function* () {
const balance = yield connection.getTokenAccountBalance(pubkey);
return parseInt(balance.value.amount);
});
exports.getTokenBalance = getTokenBalance;
const createUninitializedAccount = (payer, amount) => {
const account = web3_js_1.Keypair.generate();
const instructions = [
web3_js_1.SystemProgram.createAccount({
fromPubkey: payer,
newAccountPubkey: account.publicKey,
lamports: amount,
space: spl_token_1.AccountLayout.span,
programId: spl_token_1.TOKEN_PROGRAM_ID,
}),
];
const signers = [account];
return { accountPubkey: account.publicKey, instructions, signers };
};
exports.createUninitializedAccount = createUninitializedAccount;
const createTokenAccount = (payer, accountRentExempt, mint, owner) => {
const { instructions: newInstructions, signers: newSigners, accountPubkey, } = (0, exports.createUninitializedAccount)(payer, accountRentExempt);
const initAccountInstruction = spl_token_1.Token.createInitAccountInstruction(spl_token_1.TOKEN_PROGRAM_ID, mint, accountPubkey, owner);
return { accountPubkey, signers: newSigners, instructions: [...newInstructions, initAccountInstruction] };
};
exports.createTokenAccount = createTokenAccount;
const createAssociatedTokenAccountInstruction = (associatedTokenAddress, payer, walletAddress, splTokenMintAddress) => {
const keys = [
{
pubkey: payer,
isSigner: true,
isWritable: true,
},
{
pubkey: associatedTokenAddress,
isSigner: false,
isWritable: true,
},
{
pubkey: walletAddress,
isSigner: false,
isWritable: false,
},
{
pubkey: splTokenMintAddress,
isSigner: false,
isWritable: false,
},
{
pubkey: web3_js_1.SystemProgram.programId,
isSigner: false,
isWritable: false,
},
{
pubkey: spl_token_1.TOKEN_PROGRAM_ID,
isSigner: false,
isWritable: false,
},
{
pubkey: anchor_1.default.web3.SYSVAR_RENT_PUBKEY,
isSigner: false,
isWritable: false,
},
];
return [
new web3_js_1.TransactionInstruction({
keys,
programId: constants_1.SPL_ASSOCIATED_TOKEN_ACCOUNT_PROGRAM_ID,
data: Buffer.from([]),
}),
];
};
exports.createAssociatedTokenAccountInstruction = createAssociatedTokenAccountInstruction;
const deriveMetadataPubkeyFromMint = (nftMint) => __awaiter(void 0, void 0, void 0, function* () {
let metadata_program = new web3_js_1.PublicKey('metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s');
const encoder = new TextEncoder();
// // 1 verify the owner of the account is metaplex's metadata program
// assert_eq!(nft_metadata.owner, &metadata_program);
// // 2 verify the PDA seeds match
// let seed = &[
// b"metadata".as_ref(),
// metadata_program.as_ref(),
// nft_mint.as_ref(),
// ];
const [metadataPubkey] = yield anchor_1.default.web3.PublicKey.findProgramAddress([encoder.encode('metadata'), metadata_program.toBuffer(), nftMint.toBuffer()], metadata_program);
return metadataPubkey;
// let (metadata_addr, _bump) = Pubkey::find_program_address(seed, &metadata_program);
// assert_eq!(metadata_addr, nft_metadata.key());
});
exports.deriveMetadataPubkeyFromMint = deriveMetadataPubkeyFromMint;