fix: remove unused dependency

CHANGELOG.md

@@ -19,11 +19,17 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Security
 
+## @meteora-ag/dlmm [1.3.9] - PR #150
+
+### Removed
+
+- Remove non-solana official libs and unused dependency
+
 ## @meteora-ag/dlmm [1.3.8] - PR #144
 
 ### Fixed
 
-- Fix `getOrCreateATAInstruction` to use `createAssociatedTokenAccountIdempotentInstruction` 
+- Fix `getOrCreateATAInstruction` to use `createAssociatedTokenAccountIdempotentInstruction`
 
 ## @meteora-ag/dlmm [1.3.7] - PR #143
 
@@ -36,7 +42,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 
 - Refactored; remove `position(V1)` interaction from SDK
-- Throw error in `removeLiquidity` function if position doesn't have any liquidity 
+- Throw error in `removeLiquidity` function if position doesn't have any liquidity
 
 ### Fixed
 

ts-client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@meteora-ag/dlmm",
-  "version": "1.3.8",
+  "version": "1.3.9",
   "description": "",
   "main": "./dist/index.js",
   "module": "./dist/index.mjs",
@@ -35,14 +35,12 @@
   "dependencies": {
     "@coral-xyz/anchor": "^0.28.0",
     "@coral-xyz/borsh": "^0.28.0",
-    "@solana-developers/helpers": "^2.5.6",
     "@solana/buffer-layout": "^4.0.1",
     "@solana/spl-token": "^0.4.6",
     "@solana/web3.js": "^1.91.6",
     "bn.js": "^5.2.1",
     "decimal.js": "^10.4.2",
-    "express": "^4.19.2",
-    "gaussian": "^1.3.0"
+    "express": "^4.19.2"
   },
   "keywords": [],
   "author": "McSam",

ts-client/src/dlmm/helpers/index.ts

@@ -13,15 +13,17 @@ import {
 } from "@solana/spl-token";
 import { SCALE_OFFSET } from "../constants";
 import {
+  AddressLookupTableAccount,
   ComputeBudgetProgram,
   Connection,
   PublicKey,
   SystemProgram,
   TransactionInstruction,
+  TransactionMessage,
+  VersionedTransaction,
 } from "@solana/web3.js";
 import { Bin, ClmmProgram, GetOrCreateATAResponse } from "../types";
 import { Rounding, mulShr, shlDiv } from "./math";
-import { getSimulationComputeUnits } from "@solana-developers/helpers";
 import { MAX_CU_BUFFER, MIN_CU_BUFFER } from "./computeUnit";
 
 export * from "./derive";
@@ -38,11 +40,7 @@ export function chunks<T>(array: T[], size: number): T[][] {
   );
 }
 
-export function range<T>(
-  min: number,
-  max: number,
-  mapfn: (i: number) => T
-) {
+export function range<T>(min: number, max: number, mapfn: (i: number) => T) {
   const length = max - min + 1;
   return Array.from({ length }, (_, i) => mapfn(min + i));
 }
@@ -209,6 +207,43 @@ export async function chunkedGetMultipleAccountInfos(
   return accountInfos;
 }
 
+export const getSimulationComputeUnits = async (
+  connection: Connection,
+  instructions: Array<TransactionInstruction>,
+  payer: PublicKey,
+  lookupTables: Array<AddressLookupTableAccount> | []
+): Promise<number | null> => {
+  const testInstructions = [
+    // Set an arbitrarily high number in simulation
+    // so we can be sure the transaction will succeed
+    // and get the real compute units used
+    ComputeBudgetProgram.setComputeUnitLimit({ units: 1_400_000 }),
+    ...instructions,
+  ];
+
+  const testTransaction = new VersionedTransaction(
+    new TransactionMessage({
+      instructions: testInstructions,
+      payerKey: payer,
+      // RecentBlockhash can by any public key during simulation
+      // since 'replaceRecentBlockhash' is set to 'true' below
+      recentBlockhash: PublicKey.default.toString(),
+    }).compileToV0Message(lookupTables)
+  );
+
+  const rpcResponse = await connection.simulateTransaction(testTransaction, {
+    replaceRecentBlockhash: true,
+    sigVerify: false,
+  });
+
+  if (rpcResponse?.value?.err) {
+    const logs = rpcResponse.value.logs?.join("\n  • ") || "No logs available";
+    throw new Error(`Transaction simulation failed:\n  •${logs}`);
+  }
+
+  return rpcResponse.value.unitsConsumed || null;
+};
+
 /**
  * Gets the estimated compute unit usage with a buffer.
  * @param connection A Solana connection object.