provide liquidity

This section contains SDK example for providing liquidity in DEX

Provide liquidity for a pool

Jetton/Jetton pool deposit (two sides)

import { TonClient, toNano } from "@ton/ton";
import { DEX } from "@ston-fi/sdk";

const USER_WALLET_ADDRESS = ""; // ! replace with your address
const JETTON_0_ADDRESS = "kQDLvsZol3juZyOAVG8tWsJntOxeEZWEaWCbbSjYakQpuYN5"; // TestRED
const JETTON_1_ADDRESS = "kQB_TOJSB7q3-Jm1O8s0jKFtqLElZDPjATs5uJGsujcjznq3"; // TestBLUE

const client = new TonClient({
  endpoint: "https://testnet.toncenter.com/api/v2/jsonRPC",
});

const router = client.open(
  DEX.v2.Router.create(
    "kQCas2p939ESyXM_BzFJzcIe3GD5S0tbjJDj6EBVn-SPsEkN" // CPI Router v2.0.0
  )
);

const txParams = await Promise.all([
  // deposit 1 TestRED to the TestRED/TestBLUE pool and get at least 1 nano LP token
  router.getProvideLiquidityJettonTxParams({
    userWalletAddress: USER_WALLET_ADDRESS,
    sendTokenAddress: JETTON_0_ADDRESS,
    sendAmount: toNano("1"),
    otherTokenAddress: JETTON_1_ADDRESS,
    minLpOut: "1",
    queryId: 12345,
  }),
  // deposit 1 TestBLUE to the TestRED/TestBLUE pool and get at least 1 nano LP token
  router.getProvideLiquidityJettonTxParams({
    userWalletAddress: USER_WALLET_ADDRESS,
    sendTokenAddress: JETTON_1_ADDRESS,
    sendAmount: toNano("1"),
    otherTokenAddress: JETTON_0_ADDRESS,
    minLpOut: "1",
    queryId: 123456,
  }),
]);

To execute the transaction, you need to send a transaction with these parameters to the blockchain. This code will be different based on the wallet you are using to send the tx from, so please check our doc section about transaction sending guide with examples for different libraries.

Jetton/Jetton pool deposit (single sides)

const USER_WALLET_ADDRESS = ""; // ! replace with your address
const JETTON_0_ADDRESS = "kQDLvsZol3juZyOAVG8tWsJntOxeEZWEaWCbbSjYakQpuYN5"; // TestRED
const JETTON_1_ADDRESS = "kQB_TOJSB7q3-Jm1O8s0jKFtqLElZDPjATs5uJGsujcjznq3"; // TestBLUE

const client = new TonClient({
  endpoint: "https://testnet.toncenter.com/api/v2/jsonRPC",
});

const router = client.open(
  DEX.v2.Router.create(
    "kQCas2p939ESyXM_BzFJzcIe3GD5S0tbjJDj6EBVn-SPsEkN" // CPI Router v2.0.0
  )
);

// deposit 1 TestRED to the TestRED/TestBLUE pool and get at least 1 nano LP token
const txParams = await router.getSingleSideProvideLiquidityJettonTxParams({
  userWalletAddress: USER_WALLET_ADDRESS,
  sendTokenAddress: JETTON_0_ADDRESS,
  sendAmount: toNano("1"),
  otherTokenAddress: JETTON_1_ADDRESS,
  minLpOut: "1",
  queryId: 123456,
});

To execute the transaction, you need to send a transaction with these parameters to the blockchain. This code will be different based on the wallet you are using to send the tx from, so please check our doc section about transaction sending guide with examples for different libraries.

TON/Jetton pool deposit (two sides)

import { TonClient, toNano } from "@ton/ton";
import { DEX, pTON } from "@ston-fi/sdk";

const USER_WALLET_ADDRESS = ""; // ! replace with your address
const JETTON_0_ADDRESS = "kQDLvsZol3juZyOAVG8tWsJntOxeEZWEaWCbbSjYakQpuYN5"; // TestRED

const client = new TonClient({
  endpoint: "https://testnet.toncenter.com/api/v2/jsonRPC",
});

const router = client.open(
  DEX.v2.Router.create(
    "kQCas2p939ESyXM_BzFJzcIe3GD5S0tbjJDj6EBVn-SPsEkN" // CPI Router v2.0.0
  )
);

const proxyTon = pTON.v2.create(
  "kQDwpyxrmYQlGDViPk-oqP4XK6J11I-bx7fJAlQCWmJB4m74" // pTON v2.0.0
);

const txParams = await Promise.all([
  // deposit 1 TON to the TON/TestRED pool and get at least 1 nano LP token
  router.getProvideLiquidityTonTxParams({
    userWalletAddress: USER_WALLET_ADDRESS,
    proxyTon,
    sendAmount: toNano("1"),
    otherTokenAddress: JETTON_0_ADDRESS,
    minLpOut: "1",
    queryId: 12345,
  }),
  // deposit 1 TestRED to the TON/TestRED pool and get at least 1 nano LP token
  router.getProvideLiquidityJettonTxParams({
    userWalletAddress: USER_WALLET_ADDRESS,
    sendTokenAddress: JETTON_0_ADDRESS,
    sendAmount: toNano("1"),
    otherTokenAddress: proxyTon.address,
    minLpOut: "1",
    queryId: 123456,
  }),
]);

To execute the transaction, you need to send a transaction with these parameters to the blockchain. This code will be different based on the wallet you are using to send the tx from, so please check our doc section about transaction sending guide with examples for different libraries.

TON/Jetton pool deposit (single sides)

import { TonClient, toNano } from "@ton/ton";
import { DEX, pTON } from "@ston-fi/sdk";

const USER_WALLET_ADDRESS = ""; // ! replace with your address
const JETTON_0_ADDRESS = "kQDLvsZol3juZyOAVG8tWsJntOxeEZWEaWCbbSjYakQpuYN5"; // TestRED

const client = new TonClient({
  endpoint: "https://testnet.toncenter.com/api/v2/jsonRPC",
});

const router = client.open(
  DEX.v2.Router.create(
    "kQCas2p939ESyXM_BzFJzcIe3GD5S0tbjJDj6EBVn-SPsEkN" // CPI Router v2.0.0
  )
);

const proxyTon = pTON.v2.create(
  "kQDwpyxrmYQlGDViPk-oqP4XK6J11I-bx7fJAlQCWmJB4m74" // pTON v2.0.0
);

// deposit 1 TON to the TON/TestRED pool and get at least 1 nano LP token
const txParams = await router.getSingleSideProvideLiquidityTonTxParams({
  userWalletAddress: USER_WALLET_ADDRESS,
  proxyTon,
  sendAmount: toNano("1"),
  otherTokenAddress: JETTON_0_ADDRESS,
  minLpOut: "1",
  queryId: 12345,
});

To execute the transaction, you need to send a transaction with these parameters to the blockchain. This code will be different based on the wallet you are using to send the tx from, so please check our doc section about transaction sending guide with examples for different libraries.

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