@kamino-finance/klend-sdk
Version:
Typescript SDK for interacting with the Kamino Lending (klend) protocol
214 lines • 10.8 kB
JavaScript
"use strict";
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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);
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Object.defineProperty(exports, "__esModule", { value: true });
exports.ReserveLiquidity = void 0;
const web3_js_1 = require("@solana/web3.js"); // eslint-disable-line @typescript-eslint/no-unused-vars
const bn_js_1 = __importDefault(require("bn.js")); // eslint-disable-line @typescript-eslint/no-unused-vars
const types = __importStar(require("../types")); // eslint-disable-line @typescript-eslint/no-unused-vars
const borsh = __importStar(require("@coral-xyz/borsh"));
/** Reserve liquidity */
class ReserveLiquidity {
/** Reserve liquidity mint address */
mintPubkey;
/** Reserve liquidity supply address */
supplyVault;
/** Reserve liquidity fee collection address */
feeVault;
/** Reserve liquidity available */
availableAmount;
/** Reserve liquidity borrowed (scaled fraction) */
borrowedAmountSf;
/** Reserve liquidity market price in quote currency (scaled fraction) */
marketPriceSf;
/** Unix timestamp of the market price (from the oracle) */
marketPriceLastUpdatedTs;
/** Reserve liquidity mint decimals */
mintDecimals;
/**
* Timestamp in slots when the last refresh reserve detected that the liquidity amount is above the deposit cap. When this threshold is crossed, then redemptions (auto-deleverage) are enabled.
* If the threshold is not crossed, then the timestamp is set to 0
*/
depositLimitCrossedSlot;
/**
* Timestamp in slots when the last refresh reserve detected that the borrowed amount is above the borrow cap. When this threshold is crossed, then redemptions (auto-deleverage) are enabled.
* If the threshold is not crossed, then the timestamp is set to 0
*/
borrowLimitCrossedSlot;
/** Reserve liquidity cumulative borrow rate (scaled fraction) */
cumulativeBorrowRateBsf;
/** Reserve cumulative protocol fees (scaled fraction) */
accumulatedProtocolFeesSf;
/** Reserve cumulative referrer fees (scaled fraction) */
accumulatedReferrerFeesSf;
/** Reserve pending referrer fees, to be claimed in refresh_obligation by referrer or protocol (scaled fraction) */
pendingReferrerFeesSf;
/** Reserve referrer fee absolute rate calculated at each refresh_reserve operation (scaled fraction) */
absoluteReferralRateSf;
/** Token program of the liquidity mint */
tokenProgram;
padding2;
padding3;
constructor(fields) {
this.mintPubkey = fields.mintPubkey;
this.supplyVault = fields.supplyVault;
this.feeVault = fields.feeVault;
this.availableAmount = fields.availableAmount;
this.borrowedAmountSf = fields.borrowedAmountSf;
this.marketPriceSf = fields.marketPriceSf;
this.marketPriceLastUpdatedTs = fields.marketPriceLastUpdatedTs;
this.mintDecimals = fields.mintDecimals;
this.depositLimitCrossedSlot = fields.depositLimitCrossedSlot;
this.borrowLimitCrossedSlot = fields.borrowLimitCrossedSlot;
this.cumulativeBorrowRateBsf = new types.BigFractionBytes({
...fields.cumulativeBorrowRateBsf,
});
this.accumulatedProtocolFeesSf = fields.accumulatedProtocolFeesSf;
this.accumulatedReferrerFeesSf = fields.accumulatedReferrerFeesSf;
this.pendingReferrerFeesSf = fields.pendingReferrerFeesSf;
this.absoluteReferralRateSf = fields.absoluteReferralRateSf;
this.tokenProgram = fields.tokenProgram;
this.padding2 = fields.padding2;
this.padding3 = fields.padding3;
}
static layout(property) {
return borsh.struct([
borsh.publicKey("mintPubkey"),
borsh.publicKey("supplyVault"),
borsh.publicKey("feeVault"),
borsh.u64("availableAmount"),
borsh.u128("borrowedAmountSf"),
borsh.u128("marketPriceSf"),
borsh.u64("marketPriceLastUpdatedTs"),
borsh.u64("mintDecimals"),
borsh.u64("depositLimitCrossedSlot"),
borsh.u64("borrowLimitCrossedSlot"),
types.BigFractionBytes.layout("cumulativeBorrowRateBsf"),
borsh.u128("accumulatedProtocolFeesSf"),
borsh.u128("accumulatedReferrerFeesSf"),
borsh.u128("pendingReferrerFeesSf"),
borsh.u128("absoluteReferralRateSf"),
borsh.publicKey("tokenProgram"),
borsh.array(borsh.u64(), 51, "padding2"),
borsh.array(borsh.u128(), 32, "padding3"),
], property);
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any
static fromDecoded(obj) {
return new ReserveLiquidity({
mintPubkey: obj.mintPubkey,
supplyVault: obj.supplyVault,
feeVault: obj.feeVault,
availableAmount: obj.availableAmount,
borrowedAmountSf: obj.borrowedAmountSf,
marketPriceSf: obj.marketPriceSf,
marketPriceLastUpdatedTs: obj.marketPriceLastUpdatedTs,
mintDecimals: obj.mintDecimals,
depositLimitCrossedSlot: obj.depositLimitCrossedSlot,
borrowLimitCrossedSlot: obj.borrowLimitCrossedSlot,
cumulativeBorrowRateBsf: types.BigFractionBytes.fromDecoded(obj.cumulativeBorrowRateBsf),
accumulatedProtocolFeesSf: obj.accumulatedProtocolFeesSf,
accumulatedReferrerFeesSf: obj.accumulatedReferrerFeesSf,
pendingReferrerFeesSf: obj.pendingReferrerFeesSf,
absoluteReferralRateSf: obj.absoluteReferralRateSf,
tokenProgram: obj.tokenProgram,
padding2: obj.padding2,
padding3: obj.padding3,
});
}
static toEncodable(fields) {
return {
mintPubkey: fields.mintPubkey,
supplyVault: fields.supplyVault,
feeVault: fields.feeVault,
availableAmount: fields.availableAmount,
borrowedAmountSf: fields.borrowedAmountSf,
marketPriceSf: fields.marketPriceSf,
marketPriceLastUpdatedTs: fields.marketPriceLastUpdatedTs,
mintDecimals: fields.mintDecimals,
depositLimitCrossedSlot: fields.depositLimitCrossedSlot,
borrowLimitCrossedSlot: fields.borrowLimitCrossedSlot,
cumulativeBorrowRateBsf: types.BigFractionBytes.toEncodable(fields.cumulativeBorrowRateBsf),
accumulatedProtocolFeesSf: fields.accumulatedProtocolFeesSf,
accumulatedReferrerFeesSf: fields.accumulatedReferrerFeesSf,
pendingReferrerFeesSf: fields.pendingReferrerFeesSf,
absoluteReferralRateSf: fields.absoluteReferralRateSf,
tokenProgram: fields.tokenProgram,
padding2: fields.padding2,
padding3: fields.padding3,
};
}
toJSON() {
return {
mintPubkey: this.mintPubkey.toString(),
supplyVault: this.supplyVault.toString(),
feeVault: this.feeVault.toString(),
availableAmount: this.availableAmount.toString(),
borrowedAmountSf: this.borrowedAmountSf.toString(),
marketPriceSf: this.marketPriceSf.toString(),
marketPriceLastUpdatedTs: this.marketPriceLastUpdatedTs.toString(),
mintDecimals: this.mintDecimals.toString(),
depositLimitCrossedSlot: this.depositLimitCrossedSlot.toString(),
borrowLimitCrossedSlot: this.borrowLimitCrossedSlot.toString(),
cumulativeBorrowRateBsf: this.cumulativeBorrowRateBsf.toJSON(),
accumulatedProtocolFeesSf: this.accumulatedProtocolFeesSf.toString(),
accumulatedReferrerFeesSf: this.accumulatedReferrerFeesSf.toString(),
pendingReferrerFeesSf: this.pendingReferrerFeesSf.toString(),
absoluteReferralRateSf: this.absoluteReferralRateSf.toString(),
tokenProgram: this.tokenProgram.toString(),
padding2: this.padding2.map((item) => item.toString()),
padding3: this.padding3.map((item) => item.toString()),
};
}
static fromJSON(obj) {
return new ReserveLiquidity({
mintPubkey: new web3_js_1.PublicKey(obj.mintPubkey),
supplyVault: new web3_js_1.PublicKey(obj.supplyVault),
feeVault: new web3_js_1.PublicKey(obj.feeVault),
availableAmount: new bn_js_1.default(obj.availableAmount),
borrowedAmountSf: new bn_js_1.default(obj.borrowedAmountSf),
marketPriceSf: new bn_js_1.default(obj.marketPriceSf),
marketPriceLastUpdatedTs: new bn_js_1.default(obj.marketPriceLastUpdatedTs),
mintDecimals: new bn_js_1.default(obj.mintDecimals),
depositLimitCrossedSlot: new bn_js_1.default(obj.depositLimitCrossedSlot),
borrowLimitCrossedSlot: new bn_js_1.default(obj.borrowLimitCrossedSlot),
cumulativeBorrowRateBsf: types.BigFractionBytes.fromJSON(obj.cumulativeBorrowRateBsf),
accumulatedProtocolFeesSf: new bn_js_1.default(obj.accumulatedProtocolFeesSf),
accumulatedReferrerFeesSf: new bn_js_1.default(obj.accumulatedReferrerFeesSf),
pendingReferrerFeesSf: new bn_js_1.default(obj.pendingReferrerFeesSf),
absoluteReferralRateSf: new bn_js_1.default(obj.absoluteReferralRateSf),
tokenProgram: new web3_js_1.PublicKey(obj.tokenProgram),
padding2: obj.padding2.map((item) => new bn_js_1.default(item)),
padding3: obj.padding3.map((item) => new bn_js_1.default(item)),
});
}
toEncodable() {
return ReserveLiquidity.toEncodable(this);
}
}
exports.ReserveLiquidity = ReserveLiquidity;
//# sourceMappingURL=ReserveLiquidity.js.map