@marinade.finance/kamino-sdk
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141 lines • 6.07 kB
JavaScript
;
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o[k2] = m[k];
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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);
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var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Position = 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("@project-serum/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 Position {
whirlpool;
positionMint;
liquidity;
tickLowerIndex;
tickUpperIndex;
feeGrowthCheckpointA;
feeOwedA;
feeGrowthCheckpointB;
feeOwedB;
rewardInfos;
static discriminator = Buffer.from([170, 188, 143, 228, 122, 64, 247, 208]);
static layout = borsh.struct([
borsh.publicKey('whirlpool'),
borsh.publicKey('positionMint'),
borsh.u128('liquidity'),
borsh.i32('tickLowerIndex'),
borsh.i32('tickUpperIndex'),
borsh.u128('feeGrowthCheckpointA'),
borsh.u64('feeOwedA'),
borsh.u128('feeGrowthCheckpointB'),
borsh.u64('feeOwedB'),
borsh.array(types.PositionRewardInfo.layout(), 3, 'rewardInfos'),
]);
constructor(fields) {
this.whirlpool = fields.whirlpool;
this.positionMint = fields.positionMint;
this.liquidity = fields.liquidity;
this.tickLowerIndex = fields.tickLowerIndex;
this.tickUpperIndex = fields.tickUpperIndex;
this.feeGrowthCheckpointA = fields.feeGrowthCheckpointA;
this.feeOwedA = fields.feeOwedA;
this.feeGrowthCheckpointB = fields.feeGrowthCheckpointB;
this.feeOwedB = fields.feeOwedB;
this.rewardInfos = fields.rewardInfos.map((item) => new types.PositionRewardInfo({ ...item }));
}
static async fetch(c, address) {
const info = await c.getAccountInfo(address);
if (info === null) {
return null;
}
if (!info.owner.equals(programId_1.WHIRLPOOL_PROGRAM_ID)) {
throw new Error("account doesn't belong to this program");
}
return this.decode(info.data);
}
static async fetchMultiple(c, addresses) {
const infos = await c.getMultipleAccountsInfo(addresses);
return infos.map((info) => {
if (info === null) {
return null;
}
if (!info.owner.equals(programId_1.WHIRLPOOL_PROGRAM_ID)) {
throw new Error("account doesn't belong to this program");
}
return this.decode(info.data);
});
}
static decode(data) {
if (!data.slice(0, 8).equals(Position.discriminator)) {
throw new Error('invalid account discriminator');
}
const dec = Position.layout.decode(data.slice(8));
return new Position({
whirlpool: dec.whirlpool,
positionMint: dec.positionMint,
liquidity: dec.liquidity,
tickLowerIndex: dec.tickLowerIndex,
tickUpperIndex: dec.tickUpperIndex,
feeGrowthCheckpointA: dec.feeGrowthCheckpointA,
feeOwedA: dec.feeOwedA,
feeGrowthCheckpointB: dec.feeGrowthCheckpointB,
feeOwedB: dec.feeOwedB,
rewardInfos: dec.rewardInfos.map((item /* eslint-disable-line @typescript-eslint/no-explicit-any */) => types.PositionRewardInfo.fromDecoded(item)),
});
}
toJSON() {
return {
whirlpool: this.whirlpool.toString(),
positionMint: this.positionMint.toString(),
liquidity: this.liquidity.toString(),
tickLowerIndex: this.tickLowerIndex,
tickUpperIndex: this.tickUpperIndex,
feeGrowthCheckpointA: this.feeGrowthCheckpointA.toString(),
feeOwedA: this.feeOwedA.toString(),
feeGrowthCheckpointB: this.feeGrowthCheckpointB.toString(),
feeOwedB: this.feeOwedB.toString(),
rewardInfos: this.rewardInfos.map((item) => item.toJSON()),
};
}
static fromJSON(obj) {
return new Position({
whirlpool: new web3_js_1.PublicKey(obj.whirlpool),
positionMint: new web3_js_1.PublicKey(obj.positionMint),
liquidity: new bn_js_1.default(obj.liquidity),
tickLowerIndex: obj.tickLowerIndex,
tickUpperIndex: obj.tickUpperIndex,
feeGrowthCheckpointA: new bn_js_1.default(obj.feeGrowthCheckpointA),
feeOwedA: new bn_js_1.default(obj.feeOwedA),
feeGrowthCheckpointB: new bn_js_1.default(obj.feeGrowthCheckpointB),
feeOwedB: new bn_js_1.default(obj.feeOwedB),
rewardInfos: obj.rewardInfos.map((item) => types.PositionRewardInfo.fromJSON(item)),
});
}
}
exports.Position = Position;
//# sourceMappingURL=Position.js.map