@kamino-finance/klend-sdk
Version:
Typescript SDK for interacting with the Kamino Lending (klend) protocol
255 lines • 12.2 kB
JavaScript
"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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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 __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.VaultState = void 0;
const web3_js_1 = require("@solana/web3.js");
const bn_js_1 = __importDefault(require("bn.js")); // eslint-disable-line @typescript-eslint/no-unused-vars
const borsh = __importStar(require("@coral-xyz/borsh")); // eslint-disable-line @typescript-eslint/no-unused-vars
const types = __importStar(require("../types")); // eslint-disable-line @typescript-eslint/no-unused-vars
const programId_1 = require("../programId");
class VaultState {
adminAuthority;
baseVaultAuthority;
baseVaultAuthorityBump;
tokenMint;
tokenMintDecimals;
tokenVault;
tokenProgram;
sharesMint;
sharesMintDecimals;
tokenAvailable;
sharesIssued;
availableCrankFunds;
padding0;
performanceFeeBps;
managementFeeBps;
lastFeeChargeTimestamp;
prevAumSf;
pendingFeesSf;
vaultAllocationStrategy;
minDepositAmount;
minWithdrawAmount;
minInvestAmount;
minInvestDelaySlots;
crankFundFeePerReserve;
pendingAdmin;
vaultLookupTable;
cumulativeNetEarnedYield;
padding1;
padding2;
static discriminator = Buffer.from([228, 196, 82, 165, 98, 210, 235, 152]);
static layout = borsh.struct([
borsh.publicKey('adminAuthority'),
borsh.publicKey('baseVaultAuthority'),
borsh.u64('baseVaultAuthorityBump'),
borsh.publicKey('tokenMint'),
borsh.u64('tokenMintDecimals'),
borsh.publicKey('tokenVault'),
borsh.publicKey('tokenProgram'),
borsh.publicKey('sharesMint'),
borsh.u64('sharesMintDecimals'),
borsh.u64('tokenAvailable'),
borsh.u64('sharesIssued'),
borsh.u64('availableCrankFunds'),
borsh.u64('padding0'),
borsh.u64('performanceFeeBps'),
borsh.u64('managementFeeBps'),
borsh.u64('lastFeeChargeTimestamp'),
borsh.u128('prevAumSf'),
borsh.u128('pendingFeesSf'),
borsh.array(types.VaultAllocation.layout(), 10, 'vaultAllocationStrategy'),
borsh.u64('minDepositAmount'),
borsh.u64('minWithdrawAmount'),
borsh.u64('minInvestAmount'),
borsh.u64('minInvestDelaySlots'),
borsh.u64('crankFundFeePerReserve'),
borsh.publicKey('pendingAdmin'),
borsh.publicKey('vaultLookupTable'),
borsh.i128('cumulativeNetEarnedYield'),
borsh.u64('padding1'),
borsh.array(borsh.u128(), 251, 'padding2'),
]);
constructor(fields) {
this.adminAuthority = fields.adminAuthority;
this.baseVaultAuthority = fields.baseVaultAuthority;
this.baseVaultAuthorityBump = fields.baseVaultAuthorityBump;
this.tokenMint = fields.tokenMint;
this.tokenMintDecimals = fields.tokenMintDecimals;
this.tokenVault = fields.tokenVault;
this.tokenProgram = fields.tokenProgram;
this.sharesMint = fields.sharesMint;
this.sharesMintDecimals = fields.sharesMintDecimals;
this.tokenAvailable = fields.tokenAvailable;
this.sharesIssued = fields.sharesIssued;
this.availableCrankFunds = fields.availableCrankFunds;
this.padding0 = fields.padding0;
this.performanceFeeBps = fields.performanceFeeBps;
this.managementFeeBps = fields.managementFeeBps;
this.lastFeeChargeTimestamp = fields.lastFeeChargeTimestamp;
this.prevAumSf = fields.prevAumSf;
this.pendingFeesSf = fields.pendingFeesSf;
this.vaultAllocationStrategy = fields.vaultAllocationStrategy.map((item) => new types.VaultAllocation({ ...item }));
this.minDepositAmount = fields.minDepositAmount;
this.minWithdrawAmount = fields.minWithdrawAmount;
this.minInvestAmount = fields.minInvestAmount;
this.minInvestDelaySlots = fields.minInvestDelaySlots;
this.crankFundFeePerReserve = fields.crankFundFeePerReserve;
this.pendingAdmin = fields.pendingAdmin;
this.vaultLookupTable = fields.vaultLookupTable;
this.cumulativeNetEarnedYield = fields.cumulativeNetEarnedYield;
this.padding1 = fields.padding1;
this.padding2 = fields.padding2;
}
static async fetch(c, address, programId = programId_1.PROGRAM_ID) {
const info = await c.getAccountInfo(address);
if (info === null) {
return null;
}
if (!info.owner.equals(programId)) {
throw new Error("account doesn't belong to this program");
}
return this.decode(info.data);
}
static async fetchMultiple(c, addresses, programId = programId_1.PROGRAM_ID) {
const infos = await c.getMultipleAccountsInfo(addresses);
return infos.map((info) => {
if (info === null) {
return null;
}
if (!info.owner.equals(programId)) {
throw new Error("account doesn't belong to this program");
}
return this.decode(info.data);
});
}
static decode(data) {
if (!VaultState.discriminator.equals(data.slice(0, 8))) {
throw new Error('invalid account discriminator');
}
const dec = VaultState.layout.decode(data.slice(8));
return new VaultState({
adminAuthority: dec.adminAuthority,
baseVaultAuthority: dec.baseVaultAuthority,
baseVaultAuthorityBump: dec.baseVaultAuthorityBump,
tokenMint: dec.tokenMint,
tokenMintDecimals: dec.tokenMintDecimals,
tokenVault: dec.tokenVault,
tokenProgram: dec.tokenProgram,
sharesMint: dec.sharesMint,
sharesMintDecimals: dec.sharesMintDecimals,
tokenAvailable: dec.tokenAvailable,
sharesIssued: dec.sharesIssued,
availableCrankFunds: dec.availableCrankFunds,
padding0: dec.padding0,
performanceFeeBps: dec.performanceFeeBps,
managementFeeBps: dec.managementFeeBps,
lastFeeChargeTimestamp: dec.lastFeeChargeTimestamp,
prevAumSf: dec.prevAumSf,
pendingFeesSf: dec.pendingFeesSf,
vaultAllocationStrategy: dec.vaultAllocationStrategy.map((item /* eslint-disable-line @typescript-eslint/no-explicit-any */) => types.VaultAllocation.fromDecoded(item)),
minDepositAmount: dec.minDepositAmount,
minWithdrawAmount: dec.minWithdrawAmount,
minInvestAmount: dec.minInvestAmount,
minInvestDelaySlots: dec.minInvestDelaySlots,
crankFundFeePerReserve: dec.crankFundFeePerReserve,
pendingAdmin: dec.pendingAdmin,
vaultLookupTable: dec.vaultLookupTable,
cumulativeNetEarnedYield: dec.cumulativeNetEarnedYield,
padding1: dec.padding1,
padding2: dec.padding2,
});
}
toJSON() {
return {
adminAuthority: this.adminAuthority.toString(),
baseVaultAuthority: this.baseVaultAuthority.toString(),
baseVaultAuthorityBump: this.baseVaultAuthorityBump.toString(),
tokenMint: this.tokenMint.toString(),
tokenMintDecimals: this.tokenMintDecimals.toString(),
tokenVault: this.tokenVault.toString(),
tokenProgram: this.tokenProgram.toString(),
sharesMint: this.sharesMint.toString(),
sharesMintDecimals: this.sharesMintDecimals.toString(),
tokenAvailable: this.tokenAvailable.toString(),
sharesIssued: this.sharesIssued.toString(),
availableCrankFunds: this.availableCrankFunds.toString(),
padding0: this.padding0.toString(),
performanceFeeBps: this.performanceFeeBps.toString(),
managementFeeBps: this.managementFeeBps.toString(),
lastFeeChargeTimestamp: this.lastFeeChargeTimestamp.toString(),
prevAumSf: this.prevAumSf.toString(),
pendingFeesSf: this.pendingFeesSf.toString(),
vaultAllocationStrategy: this.vaultAllocationStrategy.map((item) => item.toJSON()),
minDepositAmount: this.minDepositAmount.toString(),
minWithdrawAmount: this.minWithdrawAmount.toString(),
minInvestAmount: this.minInvestAmount.toString(),
minInvestDelaySlots: this.minInvestDelaySlots.toString(),
crankFundFeePerReserve: this.crankFundFeePerReserve.toString(),
pendingAdmin: this.pendingAdmin.toString(),
vaultLookupTable: this.vaultLookupTable.toString(),
cumulativeNetEarnedYield: this.cumulativeNetEarnedYield.toString(),
padding1: this.padding1.toString(),
padding2: this.padding2.map((item) => item.toString()),
};
}
static fromJSON(obj) {
return new VaultState({
adminAuthority: new web3_js_1.PublicKey(obj.adminAuthority),
baseVaultAuthority: new web3_js_1.PublicKey(obj.baseVaultAuthority),
baseVaultAuthorityBump: new bn_js_1.default(obj.baseVaultAuthorityBump),
tokenMint: new web3_js_1.PublicKey(obj.tokenMint),
tokenMintDecimals: new bn_js_1.default(obj.tokenMintDecimals),
tokenVault: new web3_js_1.PublicKey(obj.tokenVault),
tokenProgram: new web3_js_1.PublicKey(obj.tokenProgram),
sharesMint: new web3_js_1.PublicKey(obj.sharesMint),
sharesMintDecimals: new bn_js_1.default(obj.sharesMintDecimals),
tokenAvailable: new bn_js_1.default(obj.tokenAvailable),
sharesIssued: new bn_js_1.default(obj.sharesIssued),
availableCrankFunds: new bn_js_1.default(obj.availableCrankFunds),
padding0: new bn_js_1.default(obj.padding0),
performanceFeeBps: new bn_js_1.default(obj.performanceFeeBps),
managementFeeBps: new bn_js_1.default(obj.managementFeeBps),
lastFeeChargeTimestamp: new bn_js_1.default(obj.lastFeeChargeTimestamp),
prevAumSf: new bn_js_1.default(obj.prevAumSf),
pendingFeesSf: new bn_js_1.default(obj.pendingFeesSf),
vaultAllocationStrategy: obj.vaultAllocationStrategy.map((item) => types.VaultAllocation.fromJSON(item)),
minDepositAmount: new bn_js_1.default(obj.minDepositAmount),
minWithdrawAmount: new bn_js_1.default(obj.minWithdrawAmount),
minInvestAmount: new bn_js_1.default(obj.minInvestAmount),
minInvestDelaySlots: new bn_js_1.default(obj.minInvestDelaySlots),
crankFundFeePerReserve: new bn_js_1.default(obj.crankFundFeePerReserve),
pendingAdmin: new web3_js_1.PublicKey(obj.pendingAdmin),
vaultLookupTable: new web3_js_1.PublicKey(obj.vaultLookupTable),
cumulativeNetEarnedYield: new bn_js_1.default(obj.cumulativeNetEarnedYield),
padding1: new bn_js_1.default(obj.padding1),
padding2: obj.padding2.map((item) => new bn_js_1.default(item)),
});
}
}
exports.VaultState = VaultState;
//# sourceMappingURL=VaultState.js.map