fbonds-core
Version:
Banx protocol sdk
118 lines (117 loc) • 5.38 kB
JavaScript
"use strict";
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.lendToBorrowerListing = void 0;
const token_1 = require("@coral-xyz/anchor/dist/cjs/utils/token");
const anchor_1 = require("@coral-xyz/anchor");
const common_1 = require("../../../../common");
const constants_1 = require("../../../constants");
const helpers_1 = require("../../../helpers");
const offer_1 = require("../offer");
const lendToBorrowerListing = (_a) => __awaiter(void 0, [_a], void 0, function* ({ programId, connection, args, accounts, sendTxn, }) {
const program = (0, helpers_1.returnAnchorProgram)(connection);
const instructions = [];
const [bondTradeTransaction] = yield anchor_1.web3.PublicKey.findProgramAddress([
constants_1.ENCODER.encode(constants_1.AUTOCOMPOUND_DEPOSIT_PREFIX),
accounts.fraktBond.toBuffer(),
accounts.bondOffer.toBuffer(),
constants_1.ENCODER.encode('1'),
constants_1.ENCODER.encode('1'),
], program.programId);
const splTokenMint = (0, offer_1.getTokenMintFromLendingTokenType)(args.lendingTokenType);
const userSplTokenAccountUninitialized = yield (0, common_1.findAssociatedTokenAddress)(accounts.userPubkey, splTokenMint);
const [lenderVault, lenderVaultBump] = yield anchor_1.web3.PublicKey.findProgramAddress([
constants_1.ENCODER.encode(constants_1.USER_VAULT_PREFIX),
accounts.userPubkey.toBuffer(),
splTokenMint.toBuffer()
], program.programId);
const newVaultSplTokenAccountUninitialized = yield (0, common_1.findAssociatedTokenAddress)(lenderVault, splTokenMint);
const protocolFeeReceiverSplTokenAccountUninitialized = yield (0, common_1.findAssociatedTokenAddress)(accounts.protocolFeeReceiver, splTokenMint);
const borrowerSplTokenAccountUninitialized = yield (0, common_1.findAssociatedTokenAddress)(accounts.borrower, splTokenMint);
instructions.push(yield program.methods
.updateLiquidityUserVault(new anchor_1.BN(0), true)
.accountsStrict({
user: accounts.userPubkey,
systemProgram: anchor_1.web3.SystemProgram.programId,
rent: anchor_1.web3.SYSVAR_RENT_PUBKEY,
tokenProgram: token_1.TOKEN_PROGRAM_ID,
userSplTokenAccountUninitialized,
splTokenMint: splTokenMint,
vaultSplTokenAccountUninitialized: newVaultSplTokenAccountUninitialized,
associatedTokenProgram: token_1.ASSOCIATED_PROGRAM_ID,
lenderVault
})
.instruction());
const remainingAccounts = [
{
pubkey: accounts.borrower,
isSigner: false,
isWritable: true,
},
{
pubkey: userSplTokenAccountUninitialized,
isSigner: false,
isWritable: true,
},
{
pubkey: borrowerSplTokenAccountUninitialized,
isSigner: false,
isWritable: true,
},
{
pubkey: protocolFeeReceiverSplTokenAccountUninitialized,
isSigner: false,
isWritable: true,
},
{
pubkey: accounts.oraclePriceFeed ? accounts.oraclePriceFeed : constants_1.EMPTY_PUBKEY,
isSigner: false,
isWritable: true,
},
];
const [rentVault, rentVaultBump] = yield anchor_1.web3.PublicKey.findProgramAddress([
constants_1.ENCODER.encode(constants_1.RENT_VAULT),
], program.programId);
instructions.push(yield program.methods
.lendToBorrowerListing()
.accountsStrict({
user: accounts.userPubkey,
systemProgram: anchor_1.web3.SystemProgram.programId,
rent: anchor_1.web3.SYSVAR_RENT_PUBKEY,
tokenProgram: token_1.TOKEN_PROGRAM_ID,
associatedTokenProgram: token_1.ASSOCIATED_PROGRAM_ID,
bondTradeTransaction: bondTradeTransaction,
fbond: accounts.fraktBond,
bondOfferV2: accounts.bondOffer,
oldBondTradeTransaction: accounts.oldBondTradeTransaction,
hadoMarket: accounts.hadoMarket,
protocolFeeReceiver: accounts.protocolFeeReceiver,
splTokenMint: splTokenMint,
rentVault,
})
.remainingAccounts(remainingAccounts)
.instruction());
const transaction = new anchor_1.web3.Transaction();
for (let instruction of instructions)
transaction.add(instruction);
const signers = [];
yield sendTxn(transaction, signers);
return {
instructions,
signers,
accounts: {
fraktBond: accounts.fraktBond,
bondOffer: accounts.bondOffer,
bondTradeTransaction: bondTradeTransaction,
}
};
});
exports.lendToBorrowerListing = lendToBorrowerListing;