Package detail

@pontem/liquidswap-sdk

pontem-network520GPL-3.00.7.3

SDK to use LiquidSwap functions

aptos, blockchain, crypto, curve

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LiquidSwap SDK

<summary>Table of Contents</summary>
  1. Installation
  2. Usage
  3. Roadmap
  4. Contributing
  5. License

The typescript SDK for Liquidswap.

Installation

For NPM:

npm i @pontem/liquidswap-sdk

For Yarn:

yarn add @pontem/liquidswap-sdk

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Usage

<summary>Init SDK</summary> typescript import { SDK, convertValueToDecimal } from '@pontem/liquidswap-sdk'; const sdk = new SDK({ nodeUrl: 'https://fullnode.mainnet.aptoslabs.com/v1', // Node URL, required /** networkOptions is optional networkOptions: { nativeToken: '0x1::aptos_coin::AptosCoin', - Type of Native network token modules: { Scripts: '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::scripts_v2', - This module is used for Swap CoinInfo: '0x1::coin::CoinInfo', - Type of base CoinInfo module CoinStore: '0x1::coin::CoinStore', - Type of base CoinStore module }, resourceAccount: '0x05a97986a9d031c4567e15b797be516910cfcb4156312482efc6a19c0a30c948', moduleAccount: '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12', moduleAccountV05: '0x163df34fccbf003ce219d3f1d9e70d140b60622cb9dd47599c25fb2f797ba6e', resourceAccountV05: '0x61d2c22a6cb7831bee0f48363b0eec92369357aece0d1142062f7d5d85c7bef8' } */ })
<summary>Convert 15 coins to Decimal type with 8 decimals (coins like APTOS, BTC, etc);</summary> typescript // convertValueToDecimal return Decimal type; const decimalValue = convertValueToDecimal(15, 8); // 1500000000 (15 coin with 8 decimals) or const decimalValue2 = convertValueToDecimal('0.005', 8); // 500000 (0.005 coin with 8 decimals)
<summary>Swap EXACTLY 1 APTOS to SLIPPAGED layerzero USDT amount</summary> typescript (async () => { // Get USDT amount try { const output = await sdk.Swap.calculateRates({ fromToken: '0x1::aptos_coin::AptosCoin', // full 'from' token address toToken: '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDT', // full 'to' token address layerzero USDT amount: 100000000, // 1 APTOS, or you can use convertValueToDecimal(1, 8) curveType: 'uncorrelated', // can be 'uncorrelated' or 'stable' interactiveToken: 'from', // which token is 'base' to calculate other token rate. version: 0 }) console.log(output) // '4304638' (4.304638 USDT) // Generate TX payload for swap 1 APTOS to maximum 4.304638 USDT // and minimum 4.283115 USDT (with slippage -0.5%) const txPayload = sdk.Swap.createSwapTransactionPayload({ fromToken: '0x1::aptos_coin::AptosCoin', toToken: '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDT', // layerzero USDT fromAmount: 100000000, // 1 APTOS, or you can use convertValueToDecimal(1, 8) toAmount: 4304638, // 4.304638 USDT, or you can use convertValueToDecimal(4.304638, 6) interactiveToken: 'from', slippage: 0.005, // 0.5% (1 - 100%, 0 - 0%) stableSwapType: 'high', curveType: 'uncorrelated', version: 0 }) console.log(txPayload); } catch(e) { console.log(e) } /** Output: { type: 'entry_function_payload', function: '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::scripts_v2::swap', type_arguments: [ '0x1::aptos_coin::AptosCoin', '0xae478ff7d83ed072dbc5e264250e67ef58f57c99d89b447efd8a0a2e8b2be76e::coin::T', '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::curves::Uncorrelated' ], arguments: [ '100000000', '4283115' ] } */ })()
<summary>Get EXACTLY 1 USDT and send SLIPPAGED APTOS amount</summary> typescript (async () => { // Get APTOS amount try { const amount = await sdk.Swap.calculateRates({ fromToken: '0x1::aptos_coin::AptosCoin', toToken: '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDT', amount: 1000000, // 1 layerzero USDT interactiveToken: 'to', curveType: 'uncorrelated', version: 0 }) console.log(amount) // '23211815' ('0.23211815' APTOS) // Generate TX payload for get EXACTLY 1 USDT // and minimum send 0.23327874 (with slippage +0.5%) const txPayload = sdk.Swap.createSwapTransactionPayload({ fromToken: '0x1::aptos_coin::AptosCoin', toToken: '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDT', fromAmount: convertValueToDecimal(0.23211815, 8), // 0.23211815 APTOS, toAmount: convertValueToDecimal(1, 6), // 1 layerzero USDT, interactiveToken: 'to', slippage: 0.005, // 0.5% (1 - 100%, 0 - 0%) stableSwapType: 'hign', curveType: 'uncorrelated', version: 0 }) console.log(txPayload); } catch (e) { console.log(e); } /** Output: { type: 'entry_function_payload', function: '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::scripts_v2::swap_into', type_arguments: [ '0x1::aptos_coin::AptosCoin', '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDT', '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::curves::Uncorrelated' ], arguments: [ '23327874', '1000000' ] } */ })()
<summary>Swap EXACTLY 1 APTOS to wormhole WETH with curve - 'stable', stableSwapType - 'normal' and 0.5% slippage</summary> typescript (async () => { // Get WETH amount try { const amount = await sdk.Swap.calculateRates({ fromToken: '0x1::aptos_coin::AptosCoin', toToken: '0xcc8a89c8dce9693d354449f1f73e60e14e347417854f029db5bc8e7454008abb::coin::T', // wormhole WETH (whWETH) amount: 100000000, // 1 APTOS interactiveToken: 'from', curveType: 'stable', version: 0 }) console.log(amount) // '175257' ('0.00175257' whWETH) // Generate TX payload to swap 1 APTOS to // and minimum send 0.00174381 (with slippage -0.5%) const txPayload = sdk.Swap.createSwapTransactionPayload({ fromToken: '0x1::aptos_coin::AptosCoin', toToken: '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDT', fromAmount: convertValueToDecimal(1, 8), // 1 Aptos toAmount: convertValueToDecimal(0.00175257, 8), // 0.00175257 whWETH, interactiveToken: 'from', slippage: 0.005, // 0.5% (1 - 100%, 0 - 0%) stableSwapType: 'normal', curveType: 'stable', version: 0 }) console.log(txPayload); } catch (e) { console.log(e); } /** Output: { type: 'entry_function_payload', function: '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::scripts_v2::swap_unchecked', type_arguments: [ '0x1::aptos_coin::AptosCoin', '0xcc8a89c8dce9693d354449f1f73e60e14e347417854f029db5bc8e7454008abb::coin::T', '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::curves::Stable' ], arguments: [ '100000000', '174381' ] } */ })()
<summary>Get EXACTLY 1 USDA and send SLIPPAGED APTOS amount with curve - 'stable', stableSwapType - 'high' and 0.5% slippage</summary> typescript (async () => { // Get APTOS amount try { const amount = await sdk.Swap.calculateRates({ fromToken: '0x1::aptos_coin::AptosCoin', toToken: '0x1000000fa32d122c18a6a31c009ce5e71674f22d06a581bb0a15575e6addadcc::usda::USDA', // USDA amount: 1000000, // 1 USDA interactiveToken: 'to', curveType: 'stable', version: 0 }) console.log(amount) // '12356861' ('0.12356861' APTOS) // Generate TX payload to swap 1 APTOS to // and minimum send 0.12418645 (with slippage +0.5%) const txPayload = sdk.Swap.createSwapTransactionPayload({ fromToken: '0x1::aptos_coin::AptosCoin', toToken: '0x1000000fa32d122c18a6a31c009ce5e71674f22d06a581bb0a15575e6addadcc::usda::USDA', fromAmount: convertValueToDecimal(0.12356861, 8), // 0.12356861 APTOS toAmount: convertValueToDecimal(1, 6), // 1 USDA, interactiveToken: 'to', slippage: 0.005, // 0.5% (1 - 100%, 0 - 0%) stableSwapType: 'high', curveType: 'stable', version: 0 }) console.log(txPayload); } catch (e) { console.log(e); } /** Output: { type: 'entry_function_payload', function: '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::scripts_v2::swap_into', type_arguments: [ '0x1::aptos_coin::AptosCoin', '0x1000000fa32d122c18a6a31c009ce5e71674f22d06a581bb0a15575e6addadcc::usda::USDA', '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::curves::Stable' ], arguments: [ '12418645', '1000000' ] } */ })()
<summary>Check Pool Existence</summary> typescript (async() => { const output = await sdk.Liquidity.checkPoolExistence({ fromToken: "0x1::aptos_coin::AptosCoin", toToken: "0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDC", curveType: 'uncorrelated', version: 0 }); console.log(output); // true })
<summary>Pools v.0.5: Swap 0.8 LayerZero USDT to LayerZero USDC</summary> typescript (async () => { // Get USDT amount try { const output = await sdk.Swap.calculateRates({ fromToken: '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDC', //layerzero USDC toToken: '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDT', // layerzero USDT amount: 800000, // 0.8 USDC, or you can use convertValueToDecimal(0.8, 6) curveType: 'stable', // can be 'uncorrelated' or 'stable' interactiveToken: 'from', // which token is 'base' to calculate other token rate. version: 0.5 // optional, version could be only 0 or 0.5. If not provided version is 0 }) console.log(output) // '601018' (0.601018 USDT) // Generate TX payload for swap 0.8 USDC to maximum 0.601018 USDT // and minimum 0.598013 USDT (with slippage -0.5%) const txPayload = sdk.Swap.createSwapTransactionPayload({ fromToken: '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDC', toToken: '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDT', // layerzero USDT fromAmount: 800000, // 0.8 USDT, or you can use convertValueToDecimal(0.8, 6) toAmount: 601018, // 0.601018 USDC, or you can use convertValueToDecimal(0.601018, 6) interactiveToken: 'from', slippage: 0.005, // 0.5% (1 - 100%, 0 - 0%) stableSwapType: 'high', curveType: 'stable', version: 0.5, }) console.log(txPayload); } catch(e) { console.log(e) } /** Output: { "arguments": [ "800000", "598013" ], "function": "0x163df34fccbf003ce219d3f1d9e70d140b60622cb9dd47599c25fb2f797ba6e::scripts::swap", "type": "entry_function_payload", "type_arguments": [ "0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDC", "0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDT", "0x163df34fccbf003ce219d3f1d9e70d140b60622cb9dd47599c25fb2f797ba6e::curves::Stable" ] } */ })()
<summary>Creating Liquidity Pool for pair APTOS / lzUSDC</summary> typescript (async () => { //get USDC amount const { rate, receiveLp } = await sdk.Liquidity.calculateRateAndMinReceivedLP({ fromToken: TokensMapping.APTOS, toToken: TokensMapping.USDC, amount: 100000000, // 1 APTOS curveType: 'uncorrelated', interactiveToken: 'from', slippage: 0.005, version: 0 }); console.log(rate) // '4472498' ('4.472498' USDC) console.log(receiveLp) // '19703137' ('19.703137' Minimum Received LP) const payload = await sdk.Liquidity.createAddLiquidityPayload({ fromToken: TokensMapping.APTOS, toToken: TokensMapping.USDC, fromAmount: 100000000, // 1 APTOS toAmount: 4472498, // '4.472498' USDC) interactiveToken: 'from', slippage: 0.005, stableSwapType: 'normal', curveType: 'uncorrelated', version: 0 }) console.log(payload); /** * { type: 'entry_function_payload', function: '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::scripts_v2::add_liquidity', type_arguments: [ "0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDC", "0x1::aptos_coin::AptosCoin", "0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::curves::Uncorrelated", ], arguments: ['100000000', '99500000', '4472498', '4450136'], } * */ })
<summary>Calculate Output Burn for x and y coin with slippage and without slippage</summary> typescript (async()=> { const output = await sdk.Liquidity.calculateOutputBurn({ fromToken: "0x1::aptos_coin::AptosCoin", toToken: "0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDC", slippage: 0.005, curveType: 'uncorrelated', burnAmount: 100000, version: 0 }); console.log(output); /** * { * x: '504061', y: '22430', withoutSlippage: { x: '506594', y: '22543' } } * */ })
<summary>Create Burn Liquidity payload</summary> typescript (async() => { const output = await sdk.Liquidity.createBurnLiquidityPayload({ fromToken: "0x1::aptos_coin::AptosCoin", toToken: "0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDC", slippage: 0.005, curveType: 'uncorrelated', burnAmount: 100000, version: 0 }); console.log(output); /** * { type: 'entry_function_payload', function: '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::scripts_v2::remove_liquidity', type_arguments: [ '0xf22bede237a07e121b56d91a491eb7bcdfd1f5907926a9e58338f964a01b17fa::asset::USDC', '0x1::aptos_coin::AptosCoin', '0x190d44266241744264b964a37b8f09863167a12d3e70cda39376cfb4e3561e12::curves::Uncorrelated' ], arguments: [ '100000', '22411', '504489' ] } * */ })

More examples

More examples you can find in the following directory: src/tests/.

Code examples to work with Aptos SDK can be found in the examples directory.

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Roadmap

  • [x] Update to work with the Contract v3
  • [x] Prepare transaction payload
  • [x] Swap: unstable / stable (normal and high gas)
  • [x] Liquidity: add / redeem LP
  • [x] Pools: check pool / create pool
  • [x] Examples with Aptos SDK
  • [ ] Staking: stake / harvest / unstake
  • [ ] Concentrated Liquidity: swap, add, burn

See the open issues for a full list of proposed features (and known issues).

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Contributing

Contributions are what make the open source community such an amazing place to learn, inspire, and create. Any contributions you make are greatly appreciated.

If you have a suggestion that would make this better, please fork the repo and create a pull request. You can also simply open an issue with the tag "enhancement". Don't forget to give the project a star! Thanks again!

  1. Fork the Project
  2. Create your Feature Branch (git checkout -b feature/AmazingFeature)
  3. Commit your Changes (git commit -m 'Add some AmazingFeature')
  4. Push to the Branch (git push origin feature/AmazingFeature)
  5. Open a Pull Request

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License

Distributed under the GPL v3 License. See LICENSE for more information.

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