@frakt-protocol/frakt-sdk
Version:
Frakt SDK for interacting with frakt.xyz protocols
70 lines (69 loc) • 3.72 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
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());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.proposeLoan = void 0;
const anchor = __importStar(require("@project-serum/anchor"));
const web3_js_1 = require("@solana/web3.js");
const accounts = __importStar(require("./../contract_model/accounts"));
const utils = __importStar(require("./../../common/utils"));
const mpl_token_metadata_1 = require("@metaplex-foundation/mpl-token-metadata");
const token_1 = require("@project-serum/anchor/dist/cjs/utils/token");
const encoder = new TextEncoder();
function proposeLoan({ proposedNftPrice, programId, provider, user, nftMint, isPriceBased, sendTxn, }) {
return __awaiter(this, void 0, void 0, function* () {
const program = yield accounts.returnAnchorProgram(programId, provider);
const loan = web3_js_1.Keypair.generate();
const [communityPoolsAuthority, bumpPoolsAuth] = yield anchor.web3.PublicKey.findProgramAddress([encoder.encode('nftlendingv2'), programId.toBuffer()], programId);
const editionId = yield mpl_token_metadata_1.Edition.getPDA(nftMint);
const nftUserTokenAccount = yield utils.findAssociatedTokenAddress(user, nftMint);
const ix = program.instruction.proposeLoan(bumpPoolsAuth, isPriceBased, new anchor.BN(proposedNftPrice), {
accounts: {
loan: loan.publicKey,
user: user,
nftUserTokenAccount,
nftMint: nftMint,
communityPoolsAuthority,
tokenProgram: token_1.TOKEN_PROGRAM_ID,
rent: anchor.web3.SYSVAR_RENT_PUBKEY,
systemProgram: anchor.web3.SystemProgram.programId,
metadataProgram: mpl_token_metadata_1.MetadataProgram.PUBKEY,
editionInfo: editionId,
},
});
const transaction = new web3_js_1.Transaction().add(ix);
yield sendTxn(transaction, [loan]);
return { loanPubkey: loan.publicKey };
});
}
exports.proposeLoan = proposeLoan;