kamino-sdk-beta
Version:
Typescript SDK for interacting with the Kamino Liquidity (kliquidity) protocol
106 lines • 3.92 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 () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.FeeTier = void 0;
const web3_js_1 = require("@solana/web3.js");
const borsh = __importStar(require("@coral-xyz/borsh")); // eslint-disable-line @typescript-eslint/no-unused-vars
const programId_1 = require("../programId");
class FeeTier {
whirlpoolsConfig;
tickSpacing;
defaultFeeRate;
static discriminator = Buffer.from([
56, 75, 159, 76, 142, 68, 190, 105,
]);
static layout = borsh.struct([
borsh.publicKey("whirlpoolsConfig"),
borsh.u16("tickSpacing"),
borsh.u16("defaultFeeRate"),
]);
constructor(fields) {
this.whirlpoolsConfig = fields.whirlpoolsConfig;
this.tickSpacing = fields.tickSpacing;
this.defaultFeeRate = fields.defaultFeeRate;
}
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 (!data.slice(0, 8).equals(FeeTier.discriminator)) {
throw new Error("invalid account discriminator");
}
const dec = FeeTier.layout.decode(data.slice(8));
return new FeeTier({
whirlpoolsConfig: dec.whirlpoolsConfig,
tickSpacing: dec.tickSpacing,
defaultFeeRate: dec.defaultFeeRate,
});
}
toJSON() {
return {
whirlpoolsConfig: this.whirlpoolsConfig.toString(),
tickSpacing: this.tickSpacing,
defaultFeeRate: this.defaultFeeRate,
};
}
static fromJSON(obj) {
return new FeeTier({
whirlpoolsConfig: new web3_js_1.PublicKey(obj.whirlpoolsConfig),
tickSpacing: obj.tickSpacing,
defaultFeeRate: obj.defaultFeeRate,
});
}
}
exports.FeeTier = FeeTier;
//# sourceMappingURL=FeeTier.js.map