feat: viem

sdk/API.md

@@ -89,7 +89,7 @@ interface LaunchTokenParams {
   name: string;                      // Token name
   symbol: string;                    // Token symbol
   supply: string;                    // Total supply (in wei format)
-  wallet: Wallet;                    // Ethers.js Wallet instance
+  client: Client;                    // Viem Client
   initialTick?: number;              // Initial tick (price setting)
   creator?: string;                  // Creator address (defaults to wallet address)
   transactionOptions?: {             // Optional gas parameters
@@ -109,7 +109,7 @@ interface LaunchTokenParams {
 
 ```typescript
 interface LaunchTokenResponse {
-  transaction: TransactionResponse;  // Ethers.js TransactionResponse
+  transaction: Transaction;          // Viem Transaction
   tokenUri: string;                  // Token URI
   tokenAddress: string;              // Deployed token contract address
 }
@@ -122,7 +122,7 @@ const result = await TokenLauncher.launchToken({
   name: 'My Token',
   symbol: 'MTK',
   supply: '1000000000000000000000000', // 1 million tokens (with 18 decimals)
-  wallet: wallet,
+  client: client,
   initialTick: 0,
   logoUrl: 'https://example.com/logo.png',
   description: 'My awesome community token',
@@ -154,7 +154,7 @@ const result = await TokenLauncher.launchTokenAndBuy({
   name: 'My Token',
   symbol: 'MTK',
   supply: '1000000000000000000000000',
-  wallet: wallet,
+  client: client,
   initialTick: 0,
   logoUrl: 'https://example.com/logo.png',
   amountIn: '100000000000000000', // 0.1 ETH
@@ -177,7 +177,7 @@ Calculates the initial tick value based on the desired token price.
 **Example:**
 
 ```typescript
-import { parseEther } from 'ethers/lib/utils';
+import { parseEther } from 'viem';
 
 // For a token price of 0.0001 ETH
 const tokenPrice = parseEther('0.0001');

sdk/README.md

@@ -36,11 +36,11 @@ TokenLauncher.configure({
   // For development environment
   API_URL_DEV: 'https://dev-api.example.com',
   API_KEY_DEV: 'your-dev-api-key',
-  
+
   // For production environment
   API_URL_PROD: 'https://api.example.com',
   API_KEY_PROD: 'your-production-api-key',
-  
+
   // Set environment mode
   MODE: 'production', // 'development' | 'production' | 'jest'
 });
@@ -50,18 +50,23 @@ TokenLauncher.configure({
 
 ```typescript
 import { TokenLauncher, LaunchTokenParams } from '@rainbow-me/token-launcher';
-import { Wallet, JsonRpcProvider } from 'ethers';
-
-// Create a wallet instance
-const provider = new JsonRpcProvider('https://mainnet.infura.io/v3/YOUR_INFURA_KEY');
-const wallet = new Wallet('YOUR_PRIVATE_KEY', provider);
+import { createClient, privateKeyToAccount } from 'viem';
+import { mainnet } from 'viem/chains';
+import { http } from 'viem/transports';
+
+// Create a Viem client
+const client = createClient({
+  account: privateKeyToAccount('YOUR_PRIVATE_KEY'),
+  chain: mainnet,
+  transport: http(),
+});
 
 // Define token parameters
 const launchParams: LaunchTokenParams = {
   name: 'My Token',
   symbol: 'MTK',
   supply: '1000000000000000000000000', // 1 million tokens with 18 decimals
-  wallet: wallet,
+  client: client,
   initialTick: 0, // Use getInitialTick for price-based ticks
   logoUrl: 'https://example.com/logo.png',
   description: 'My awesome token for my community',
@@ -88,20 +93,20 @@ try {
 
 ```typescript
 import { TokenLauncher, LaunchTokenAndBuyParams } from '@rainbow-me/token-launcher';
-import { parseEther } from 'ethers/lib/utils';
+import { parseEther } from 'viem';
 
 const launchAndBuyParams: LaunchTokenAndBuyParams = {
   // Include all parameters from LaunchTokenParams
   name: 'My Token',
   symbol: 'MTK',
   supply: '1000000000000000000000000', // 1 million tokens with 18 decimals
-  wallet: wallet,
+  client: client,
   initialTick: 0,
   logoUrl: 'https://example.com/logo.png',
-  
+
   // Add the amount of ETH to use for buying
   amountIn: parseEther('0.1').toString(), // 0.1 ETH
-  
+
   // Optional gas parameters
   transactionOptions: {
     gasLimit: '3000000',
@@ -126,7 +131,7 @@ try {
 
 ```typescript
 import { TokenLauncher } from '@rainbow-me/token-launcher';
-import { parseEther } from 'ethers/lib/utils';
+import { parseEther } from 'viem';
 
 // Calculate the initial tick based on desired token price
 const tokenPriceInETH = parseEther('0.0001'); // 0.0001 ETH per token

sdk/package.json

@@ -21,29 +21,14 @@
     "eslint-plugin-jest": "^27.9.0",
     "jest": "^29.7.0",
     "ts-jest": "^29.2.5",
-    "typescript": "^4.4.4"
+    "typescript": "^5.8.2"
   },
   "dependencies": {
-    "@ethereumjs/util": "9.0.0",
-    "@ethersproject/abi": "5.7.0",
-    "@ethersproject/abstract-signer": "5.7.0",
-    "@ethersproject/bignumber": "5.7.0",
-    "@ethersproject/bytes": "5.7.0",
-    "@ethersproject/contracts": "5.7.0",
-    "@ethersproject/keccak256": "5.7.0",
-    "@ethersproject/providers": "5.7.0",
-    "@ethersproject/random": "5.7.0",
-    "@ethersproject/solidity": "5.7.0",
-    "@ethersproject/strings": "5.7.0",
-    "@ethersproject/transactions": "5.7.0",
-    "@ethersproject/units": "5.7.0",
-    "@ethersproject/wallet": "5.7.0",
-    "@metamask/eth-sig-util": "7.0.0",
-    "decimal.js": "^10.5.0",
     "jsbi": "^4.3.0",
     "tiny-invariant": "^1.3.3",
     "eslint-config-rainbow": "4.3.0",
-    "prettier": "^3.3.3"
+    "prettier": "^3.3.3",
+    "viem": "^2"
   },
   "author": "Christopher Howard",
   "files": [
@@ -60,6 +45,7 @@
     "pretest": "grep -v '^IS_TESTING=' .env > .env.tmp 2>/dev/null || true; echo 'IS_TESTING=true' >> .env.tmp; mv .env.tmp .env",
     "test": "./scripts/test.sh",
     "lint": "eslint 'src/**/*.{js,ts}' 'test/**/*.{js,ts}'",
+    "types": "tsc --noEmit",
     "format:check": "prettier --check '**/*.{js,ts,json,md}'",
     "format:fix": "prettier --write '**/*.{js,ts,json,md}'",
     "clean": "rm -rf dist"

sdk/src/getInitialTick.ts

@@ -1,6 +1,5 @@
+import { parseUnits } from 'viem';
 import { priceToInitialTick } from './utils/tickMath';
-import { BigNumber, BigNumberish } from '@ethersproject/bignumber';
-import { parseUnits } from '@ethersproject/units';
 
 const TICK_SPACING = 200;
 
@@ -10,8 +9,7 @@ const TICK_SPACING = 200;
  * @param tokenPrice The token’s price in ETH (for example, "0.000035" or 1, 2, 0.5, etc.)
  * @returns The nearest valid tick.
  */
-export function getInitialTick(tokenPrice: BigNumberish): number {
-  const scaledPrice =
-    typeof tokenPrice === 'string' ? parseUnits(tokenPrice, 18) : BigNumber.from(tokenPrice);
+export function getInitialTick(tokenPrice: string | bigint): number {
+  const scaledPrice = typeof tokenPrice === 'string' ? parseUnits(tokenPrice, 18) : tokenPrice;
   return priceToInitialTick(scaledPrice, TICK_SPACING);
 }

sdk/src/index.ts

@@ -9,7 +9,6 @@ import {
 } from './types';
 import { launchRainbowSuperToken, launchRainbowSuperTokenAndBuy } from './launchToken';
 import { getAirdropSuggestions, getRainbowSuperTokenByUri, getRainbowSuperTokens } from './api';
-import { BigNumber } from '@ethersproject/bignumber';
 import { getInitialTick } from './getInitialTick';
 
 class TokenLauncherSDK {
@@ -31,7 +30,7 @@ class TokenLauncherSDK {
     return { ...this.config };
   }
 
-  public getInitialTick(tokenPrice: BigNumber): number {
+  public getInitialTick(tokenPrice: bigint): number {
     return getInitialTick(tokenPrice);
   }