Update index.ts

Updates for v3 compatibility with Jup v3, JNBI, have the env variable shared with the Jup module to read the production setting, add in flexibility to skip amms, specify fewer top route matches for efficiency and a few more optimizations.

Author: cryptopavelsan

src/index.ts

@@ -1,10 +1,13 @@
+require("dotenv").config();
+
 import fetch from "isomorphic-fetch";
-import { Jupiter, TOKEN_LIST_URL } from "@jup-ag/core";
+import { Jupiter, TOKEN_LIST_URL, SwapMode } from "@jup-ag/core";
 import { PublicKey, Connection } from "@solana/web3.js";
 import * as cron from "node-cron";
 import cronstrue from "cronstrue";
-import {Token, MINT_ADDRESSES, USER_KEYPAIR, SOLANA_RPC_ENDPOINT} from "./constants";
+import {Token, MINT_ADDRESSES, USER_KEYPAIR, SOLANA_RPC_ENDPOINT, WRAP_UNWRAP_SOL} from "./constants";
 import { dcaconfig } from './dcaconfig'
+import JSBI from 'jsbi';
 
 const jupiterSwap = async ({
   jupiter,
@@ -24,16 +27,22 @@ const jupiterSwap = async ({
           return null;
       }
 
-      const inputAmountInSmallestUnits = inputToken 
-        ? Math.round(inputAmount * 10 ** inputToken.decimals)
-        : 0;
+      const inputAmountInSmallestUnits = inputToken
+        ? JSBI.BigInt(Math.round(inputAmount * 10 ** inputToken.decimals))
+        : JSBI.BigInt(0);
+    
       const routes = inputToken && outputToken
         ? await jupiter.computeRoutes({
             inputMint: new PublicKey(inputToken.address),
             outputMint: new PublicKey(outputToken.address),
-            inputAmount: inputAmountInSmallestUnits, // raw input amount of tokens
-            slippage,
+            amount: inputAmountInSmallestUnits,
+            slippageBps: slippage,
+            feeBps: 0,
             forceFetch: true,
+            onlyDirectRoutes: false,
+            filterTopNResult: 2,
+            enforceSingleTx: false,
+            swapMode: SwapMode.ExactIn,
         })
         : null;
 
@@ -54,7 +63,7 @@ const jupiterSwap = async ({
           ); 
           process.stdout.write(`${inputToken.symbol} -> `);
           process.stdout.write(
-            `${swapResult.outputAmount / (10 ** inputToken.decimals)} `
+            `${swapResult.outputAmount / (10 ** outputToken.decimals)} `
           );
           process.stdout.write(`${outputToken.symbol}: `);
           console.log(`https://solscan.io/tx/${swapResult.txid}`);
@@ -77,12 +86,38 @@ const main = async () => {
         connection,
         cluster: cluster,
         user: USER_KEYPAIR,
+        restrictIntermediateTokens: true,
+        shouldLoadSerumOpenOrders: false,
+        wrapUnwrapSOL: WRAP_UNWRAP_SOL,
+        ammsToExclude: {
+          Lifinity: false,
+          GooseFX: true,
+          'Raydium CLMM': false,
+          Serum: true,
+          Cropper: false,
+          Cykura: false,
+          Invariant: false,
+          'Marco Polo': false,
+          Openbook: false,
+          Balansol: false,
+          DeltaFi: false,
+          Meteora: false,
+          Crema: true,
+          Step: false,
+          Saber: false,
+          Sencha: false,
+          Raydium: false,
+          Mercurial: false,
+          Aldrin: false,
+          Dradex: true,
+          'Lifinity V2': false,
+        }
     });
 
     // Fetch token list from Jupiter API
     const tokens: Token[] = await (await fetch(TOKEN_LIST_URL[cluster])).json();
 
-    console.log("Warning! dcaconfig entries may be excluded due to:");
+    console.log("Warning! dcaconfig entries may be excluded if there are errors with the:");
     console.log("- invalid cron expression");
     console.log("- inputToken or outputToken does not exist in MINT_ADDRESSES");
     console.log("Validating dcaconfig.ts ...");