@marinade.finance/kamino-sdk
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68 lines • 2.96 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]; } };
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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) {
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}) : 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;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.createAmmConfig = exports.layout = void 0;
const web3_js_1 = require("@solana/web3.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 programId_1 = require("../programId");
exports.layout = borsh.struct([
borsh.u16('index'),
borsh.u16('tickSpacing'),
borsh.u32('tradeFeeRate'),
borsh.u32('protocolFeeRate'),
borsh.u32('fundFeeRate'),
]);
/**
* # Arguments
*
* * `ctx`- The accounts needed by instruction.
* * `index` - The index of amm config, there may be multiple config.
* * `tick_spacing` - The tickspacing binding with config, cannot be changed.
* * `trade_fee_rate` - Trade fee rate, can be changed.
* * `protocol_fee_rate` - The rate of protocol fee within tarde fee.
* * `fund_fee_rate` - The rate of fund fee within tarde fee.
*
*/
function createAmmConfig(args, accounts) {
const keys = [
{ pubkey: accounts.owner, isSigner: true, isWritable: true },
{ pubkey: accounts.ammConfig, isSigner: false, isWritable: true },
{ pubkey: accounts.systemProgram, isSigner: false, isWritable: false },
];
const identifier = Buffer.from([137, 52, 237, 212, 215, 117, 108, 104]);
const buffer = Buffer.alloc(1000);
const len = exports.layout.encode({
index: args.index,
tickSpacing: args.tickSpacing,
tradeFeeRate: args.tradeFeeRate,
protocolFeeRate: args.protocolFeeRate,
fundFeeRate: args.fundFeeRate,
}, buffer);
const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len);
const ix = new web3_js_1.TransactionInstruction({ keys, programId: programId_1.PROGRAM_ID, data });
return ix;
}
exports.createAmmConfig = createAmmConfig;
//# sourceMappingURL=createAmmConfig.js.map