feat: ACryptoS StableSwap (#284)

2021-07-15 15:19:40 -07:00
parent 6e3e795b8b
commit 1839608e84
6 changed files with 87 additions and 1 deletions
--- a/packages/asset-swapper/CHANGELOG.json
+++ b/packages/asset-swapper/CHANGELOG.json
@@ -1,4 +1,13 @@
 [
+    {
+        "version": "16.23.0",
+        "changes": [
+            {
+                "note": "ACryptoS",
+                "pr": 284
+            }
+        ]
+    },
    {
        "version": "16.22.0",
        "changes": [
--- a/packages/asset-swapper/src/utils/market_operation_utils/bridge_source_utils.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/bridge_source_utils.ts
@@ -43,6 +43,7 @@ import {
    UNISWAPV2_ROUTER_BY_CHAIN_ID,
    WAULTSWAP_ROUTER_BY_CHAIN_ID,
    XSIGMA_MAINNET_INFOS,
+    ACRYPTOS_BSC_INFOS,
 } from './constants';
 import { CurveInfo, ERC20BridgeSource } from './types';

@@ -313,6 +314,19 @@ export function getXSigmaInfosForPair(chainId: ChainId, takerToken: string, make
    );
 }

+export function getAcryptosInfosForPair(chainId: ChainId, takerToken: string, makerToken: string): CurveInfo[] {
+    if (chainId !== ChainId.BSC) {
+        return [];
+    }
+    return Object.values(ACRYPTOS_BSC_INFOS).filter(c =>
+        [makerToken, takerToken].every(
+            t =>
+                (c.tokens.includes(t) && c.metaTokens === undefined) ||
+                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
+        ),
+    );
+}
+
 export function getShellLikeInfosForPair(
    chainId: ChainId,
    takerToken: string,
@@ -352,7 +366,8 @@ export function getCurveLikeInfosForPair(
        | ERC20BridgeSource.Saddle
        | ERC20BridgeSource.IronSwap
        | ERC20BridgeSource.XSigma
-        | ERC20BridgeSource.FirebirdOneSwap,
+        | ERC20BridgeSource.FirebirdOneSwap
+        | ERC20BridgeSource.ACryptoS,
 ): CurveDetailedInfo[] {
    let pools: CurveInfo[] = [];
    switch (source) {
@@ -392,6 +407,9 @@ export function getCurveLikeInfosForPair(
        case ERC20BridgeSource.IronSwap:
            pools = getIronSwapInfosForPair(chainId, takerToken, makerToken);
            break;
+        case ERC20BridgeSource.ACryptoS:
+            pools = getAcryptosInfosForPair(chainId, takerToken, makerToken);
+            break;
        default:
            throw new Error(`Unknown Curve like source ${source}`);
    }
--- a/packages/asset-swapper/src/utils/market_operation_utils/constants.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/constants.ts
@@ -133,6 +133,7 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
            ERC20BridgeSource.WaultSwap,
            ERC20BridgeSource.FirebirdOneSwap,
            ERC20BridgeSource.JetSwap,
+            ERC20BridgeSource.ACryptoS,
        ]),
        [ChainId.Polygon]: new SourceFilters([
            ERC20BridgeSource.SushiSwap,
@@ -232,6 +233,7 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
            ERC20BridgeSource.WaultSwap,
            ERC20BridgeSource.FirebirdOneSwap,
            ERC20BridgeSource.JetSwap,
+            ERC20BridgeSource.ACryptoS,
        ]),
        [ChainId.Polygon]: new SourceFilters([
            ERC20BridgeSource.SushiSwap,
@@ -381,8 +383,12 @@ export const BSC_TOKENS = {
    DAI: '0x1af3f329e8be154074d8769d1ffa4ee058b1dbc3',
    PAX: '0xb7f8cd00c5a06c0537e2abff0b58033d02e5e094',
    UST: '0x23396cf899ca06c4472205fc903bdb4de249d6fc',
+    VAI: '0x4bd17003473389a42daf6a0a729f6fdb328bbbd7',
    WEX: '0xa9c41a46a6b3531d28d5c32f6633dd2ff05dfb90',
    WETH: '0x2170ed0880ac9a755fd29b2688956bd959f933f8',
+    BTCB: '0x7130d2a12b9bcbfae4f2634d864a1ee1ce3ead9c',
+    renBTC: '0xfce146bf3146100cfe5db4129cf6c82b0ef4ad8c',
+    pBTC: '0xed28a457a5a76596ac48d87c0f577020f6ea1c4c',
 };

 export const POLYGON_TOKENS = {
@@ -511,6 +517,13 @@ export const FIREBIRDONESWAP_POLYGON_POOLS = {
    oneswap: '0x01c9475dbd36e46d1961572c8de24b74616bae9e',
 };

+export const ACRYPTOS_POOLS = {
+    acs4usd: '0xb3f0c9ea1f05e312093fdb031e789a756659b0ac',
+    acs4vai: '0x191409d5a4effe25b0f4240557ba2192d18a191e',
+    acs4ust: '0x99c92765efc472a9709ced86310d64c4573c4b77',
+    acs3btc: '0xbe7caa236544d1b9a0e7f91e94b9f5bfd3b5ca81',
+};
+
 export const DEFAULT_INTERMEDIATE_TOKENS_BY_CHAIN_ID = valueByChainId<string[]>(
    {
        [ChainId.Mainnet]: [
@@ -1047,6 +1060,44 @@ export const FIREBIRDONESWAP_POLYGON_INFOS: { [name: string]: CurveInfo } = {
    },
 };

+const ACRYPTOS_ACS4USD_POOL_BSC_TOKENS = [BSC_TOKENS.BUSD, BSC_TOKENS.USDT, BSC_TOKENS.DAI, BSC_TOKENS.USDC];
+
+const createAcryptosMetaUsdPool = (info: { tokens: string[]; pool: string; gasSchedule: number }) => ({
+    exchangeFunctionSelector: CurveFunctionSelectors.exchange_underlying,
+    sellQuoteFunctionSelector: CurveFunctionSelectors.get_dy_underlying,
+    buyQuoteFunctionSelector: CurveFunctionSelectors.None,
+    tokens: [...info.tokens, ...ACRYPTOS_ACS4USD_POOL_BSC_TOKENS],
+    metaTokens: info.tokens,
+    poolAddress: info.pool,
+    gasSchedule: info.gasSchedule,
+});
+
+export const ACRYPTOS_BSC_INFOS: { [name: string]: CurveInfo } = {
+    [ACRYPTOS_POOLS.acs4usd]: createCurveExchangePool({
+        tokens: ACRYPTOS_ACS4USD_POOL_BSC_TOKENS,
+        pool: ACRYPTOS_POOLS.acs4usd,
+        gasSchedule: 145e3,
+    }),
+
+    [ACRYPTOS_POOLS.acs4vai]: createAcryptosMetaUsdPool({
+        tokens: [BSC_TOKENS.VAI],
+        pool: ACRYPTOS_POOLS.acs4vai,
+        gasSchedule: 300e3,
+    }),
+
+    [ACRYPTOS_POOLS.acs4ust]: createAcryptosMetaUsdPool({
+        tokens: [BSC_TOKENS.UST],
+        pool: ACRYPTOS_POOLS.acs4ust,
+        gasSchedule: 300e3,
+    }),
+
+    [ACRYPTOS_POOLS.acs3btc]: createCurveExchangePool({
+        tokens: [BSC_TOKENS.BTCB, BSC_TOKENS.renBTC, BSC_TOKENS.pBTC],
+        pool: ACRYPTOS_POOLS.acs3btc,
+        gasSchedule: 145e3,
+    }),
+};
+
 /**
 * Kyber reserve prefixes
 * 0xff Fed price reserve
@@ -1601,6 +1652,7 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
    [ERC20BridgeSource.CheeseSwap]: uniswapV2CloneGasSchedule,
    [ERC20BridgeSource.JulSwap]: uniswapV2CloneGasSchedule,
    [ERC20BridgeSource.WaultSwap]: uniswapV2CloneGasSchedule,
+    [ERC20BridgeSource.ACryptoS]: fillData => (fillData as CurveFillData).pool.gasSchedule,

    //
    // Polygon
--- a/packages/asset-swapper/src/utils/market_operation_utils/orders.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/orders.ts
@@ -178,6 +178,8 @@ export function getErc20BridgeSourceToBridgeSource(source: ERC20BridgeSource): s
            return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'JetSwap');
        case ERC20BridgeSource.IronSwap:
            return encodeBridgeSourceId(BridgeProtocol.Nerve, 'IronSwap');
+        case ERC20BridgeSource.ACryptoS:
+            return encodeBridgeSourceId(BridgeProtocol.Curve, 'ACryptoS');
        default:
            throw new Error(AggregationError.NoBridgeForSource);
    }
@@ -211,6 +213,7 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
        case ERC20BridgeSource.XSigma:
        case ERC20BridgeSource.FirebirdOneSwap:
        case ERC20BridgeSource.IronSwap:
+        case ERC20BridgeSource.ACryptoS:
            const curveFillData = (order as OptimizedMarketBridgeOrder<CurveFillData>).fillData;
            bridgeData = encoder.encode([
                curveFillData.pool.poolAddress,
@@ -431,6 +434,7 @@ export const BRIDGE_ENCODERS: {
    [ERC20BridgeSource.XSigma]: curveEncoder,
    [ERC20BridgeSource.FirebirdOneSwap]: curveEncoder,
    [ERC20BridgeSource.IronSwap]: curveEncoder,
+    [ERC20BridgeSource.ACryptoS]: curveEncoder,
    // UniswapV2 like, (router, address[])
    [ERC20BridgeSource.Bancor]: routerAddressPathEncoder,
    [ERC20BridgeSource.UniswapV2]: routerAddressPathEncoder,
--- a/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts
@@ -1266,6 +1266,7 @@ export class SamplerOperations {
                    case ERC20BridgeSource.XSigma:
                    case ERC20BridgeSource.FirebirdOneSwap:
                    case ERC20BridgeSource.IronSwap:
+                    case ERC20BridgeSource.ACryptoS:
                        return getCurveLikeInfosForPair(this.chainId, takerToken, makerToken, source).map(pool =>
                            this.getCurveSellQuotes(
                                pool,
@@ -1539,6 +1540,7 @@ export class SamplerOperations {
                    case ERC20BridgeSource.XSigma:
                    case ERC20BridgeSource.FirebirdOneSwap:
                    case ERC20BridgeSource.IronSwap:
+                    case ERC20BridgeSource.ACryptoS:
                        return getCurveLikeInfosForPair(this.chainId, takerToken, makerToken, source).map(pool =>
                            this.getCurveBuyQuotes(
                                pool,
--- a/packages/asset-swapper/src/utils/market_operation_utils/types.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/types.ts
@@ -80,6 +80,7 @@ export enum ERC20BridgeSource {
    CafeSwap = 'CafeSwap',
    CheeseSwap = 'CheeseSwap',
    JulSwap = 'JulSwap',
+    ACryptoS = 'ACryptoS',
    // Polygon only
    QuickSwap = 'QuickSwap',
    ComethSwap = 'ComethSwap',