add swap calc helper

test/Route/Route.test.ts

@@ -105,10 +105,19 @@ async function calcRoute(ctx: DODOContext, fromTokenAmount: string, slippage: nu
     }
   }
 
+  var [returmAmount, midPrices] = await ctx.DODOSwapCalcHelper.methods.calcReturnAmountV1(
+    fromTokenAmount,
+    dodoPairs,
+    directions,
+  ).call();
+  console.log("returnAmount:", returmAmount)
+  console.log("localAmount:", swapAmount)
+  console.log("midPrices:", midPrices)
+
 
   let toAmount = new BigNumber(swapAmount).multipliedBy(1 - slippage).toFixed(0, BigNumber.ROUND_DOWN)
   // console.log("minAmount:",toAmount);
-  let deadline = Math.floor(new Date().getTime()/1000 + 60 * 10);
+  let deadline = Math.floor(new Date().getTime() / 1000 + 60 * 10);
 
   return ctx.DODOProxyV1.methods.dodoSwapV1(
     routes[0].address,
@@ -144,7 +153,7 @@ describe("Trader", () => {
   });
 
   describe("route calc test", () => {
-    it.only("DODO to USDT directly swap", async () => {
+    it("DODO to USDT directly swap", async () => {
       var b_DODO = await ctx.DODO.methods.balanceOf(trader).call()
       var b_USDT = await ctx.USDT.methods.balanceOf(trader).call()
       var c_b_CHI = await ctx.CHI.methods.balanceOf(ctx.DODOProxyV1.options.address).call()

test/utils-v1/Contracts.ts

@@ -32,6 +32,7 @@ const SmartApprove = require(`${jsonPath2}DODOApprove.json`)
 const DODOSellHelper = require(`${jsonPath2}DODOSellHelper.json`)
 const WETH = require(`${jsonPath2}WETH9.json`)
 const CHI = require(`${jsonPath2}ChiToken.json`)
+const DODOSwapCalcHelper = require(`${jsonPath2}DODOSwapCalcHelper.json`)
 /******/
 
 import { getDefaultWeb3 } from './EVM';
@@ -57,6 +58,7 @@ export const SMART_SWAP = "DODOV1Proxy01"
 export const SMART_APPROVE = "DODOApprove"
 export const DODO_SELL_HELPER = "DODOSellHelper"
 export const CHI_TOKEN = "ChiToken"
+export const DODO_SWAP_CALC_HELPER = "DODOSwapCalcHelper"
 /******/
 
 var contractMap: { [name: string]: any } = {}
@@ -79,6 +81,7 @@ contractMap[SMART_SWAP] = SmartSwap
 contractMap[SMART_APPROVE] = SmartApprove
 contractMap[DODO_SELL_HELPER] = DODOSellHelper
 contractMap[CHI_TOKEN] = CHI
+contractMap[DODO_SWAP_CALC_HELPER] = DODOSwapCalcHelper
 /******/
 
 interface ContractJson {

test/utils-v1/ProxyContextV1.ts

@@ -74,6 +74,8 @@ export class DODOContext {
   DODOProxyV1: Contract;
   DODOApprove: Contract;
   DODOSellHelper: Contract;
+  //Helper
+  DODOSwapCalcHelper: Contract;
 
   constructor() { }
 
@@ -238,6 +240,10 @@ export class DODOContext {
     await this.DODOApprove.methods.setDODOProxy(this.DODOProxyV1.options.address).send(this.sendParam(this.Deployer));
 
     // await this.CHI.methods.transfer(this.DODOProxyV1.options.address,140).send(this.sendParam(this.Deployer));
+    
+    this.DODOSwapCalcHelper = await contracts.newContract(
+      contracts.DODO_SWAP_CALC_HELPER,[this.DODOSellHelper.options.address]
+    );
 
     console.log(log.blueText("[Init dodo context]"));
   }