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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| # Env variables can be given in the compose file directly, but will also read from the .env | ||
| PRIVATE_KEY= | ||
| STARKNET_ACCOUNT_ADDRESS= | ||
| TOKEN_ADDRESS= | ||
| KAKAROT_ADDRESS= | ||
| RPC_URL= | ||
| AMOUNT_TRANSFERED= |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,18 +1,20 @@ | ||
| import express from 'express'; | ||
| import bodyParser from 'body-parser'; | ||
| import cors from 'cors'; | ||
| import { initRoutes } from './api.js'; | ||
| import bodyParser from "body-parser"; | ||
| import cors from "cors"; | ||
| import express from "express"; | ||
| import { initRoutes } from "./api.js"; | ||
|
|
||
| const app = express(); | ||
| app.use(bodyParser.json()); | ||
| app.use(cors({ | ||
| origin: 'http://localhost:3000' // React app is served from this origin | ||
| })); | ||
| const port = 4000 | ||
| app.use( | ||
| cors({ | ||
| origin: "http://localhost:3000", // React app is served from this origin | ||
| }) | ||
| ); | ||
| const port = 4000; | ||
|
|
||
| // Initialize routes | ||
| initRoutes(app); | ||
|
|
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| app.listen(port, () => { | ||
| console.log(`Server started, listening on port ${port}...`); | ||
| console.log(`Server started, listening on port ${port}...`); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,71 +1,72 @@ | ||
| import * as starknet from 'starknet'; | ||
| import erc20Json from './erc20_abi.json' assert { type: 'json' }; | ||
| import "dotenv/config"; | ||
| import * as starknet from "starknet"; | ||
| import erc20Json from "./erc20_abi.json" assert { type: "json" }; | ||
|
|
||
| function getEnvVariable(name, defaultValue) { | ||
| const value = process.env[name]; | ||
| if (value !== undefined) { | ||
| return value; | ||
| } else if (defaultValue !== undefined) { | ||
| return defaultValue; | ||
| } else { | ||
| throw new Error(`${name} environment variable is not defined`); | ||
| } | ||
| const value = process.env[name] || defaultValue; | ||
| if (value === undefined) { | ||
| throw new Error(`${name} environment variable is not defined`); | ||
| } | ||
| return value; | ||
| } | ||
|
|
||
| const ethTokenAddress = getEnvVariable('TOKEN_ADDRESS'); | ||
| const address = getEnvVariable('STARKNET_ACCOUNT_ADDRESS'); | ||
| const kakarotAddress = getEnvVariable('KAKAROT_ADDRESS'); | ||
| const rpcUrl = getEnvVariable('RPC_URL'); | ||
| const privateKey = getEnvVariable('PRIVATE_KEY'); | ||
| const ethTokenAddress = getEnvVariable("TOKEN_ADDRESS"); | ||
| const address = getEnvVariable("STARKNET_ACCOUNT_ADDRESS"); | ||
| const kakarotAddress = getEnvVariable("KAKAROT_ADDRESS"); | ||
| const rpcUrl = getEnvVariable("RPC_URL"); | ||
| const privateKey = getEnvVariable("PRIVATE_KEY"); | ||
| console.log("Faucet token address:", ethTokenAddress); | ||
| console.log("Kakarot address:", kakarotAddress); | ||
|
|
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| const provider = new starknet.RpcProvider({ | ||
| nodeUrl: rpcUrl, | ||
| nodeUrl: rpcUrl, | ||
| }); | ||
|
|
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| const account = new starknet.Account(provider, address, privateKey); | ||
|
|
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| const contract = new starknet.Contract(erc20Json, ethTokenAddress, provider); | ||
|
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| export async function getStarknetEoaAddress(ethAddress) { | ||
| console.log('call kakarot.compute_starknet_address - ', ethAddress); | ||
| const callResponse = await provider.callContract({ | ||
| contractAddress: kakarotAddress, | ||
| entrypoint: 'compute_starknet_address', | ||
| calldata: [ethAddress], | ||
| }); | ||
| console.log("call kakarot.compute_starknet_address - ", ethAddress); | ||
| const callResponse = await provider.callContract({ | ||
| contractAddress: kakarotAddress, | ||
| entrypoint: "compute_starknet_address", | ||
| calldata: [ethAddress], | ||
| }); | ||
|
|
||
| return callResponse.result[0]; | ||
| } | ||
| return callResponse.result[0]; | ||
| } | ||
|
|
||
| export async function transfer(to) { | ||
| console.log('Transfer to - ', to); | ||
| let result = contract.populate('transfer', { | ||
| recipient: to, | ||
| amount: { | ||
| low: process.env.AMOUNT_TRANSFERED, | ||
| high: '0', | ||
| }, | ||
| }); | ||
| console.log("Transfer to - ", to); | ||
| let result = contract.populate("transfer", { | ||
| recipient: to, | ||
| amount: { | ||
| low: process.env.AMOUNT_TRANSFERED, | ||
| high: "0", | ||
| }, | ||
| }); | ||
|
|
||
| console.log('Call detail - ', result); | ||
| const nonce = await provider.getNonceForAddress(address); | ||
| console.log('Nonce - ', nonce); | ||
| const version = '0x1'; | ||
| const maxFee = '0x11111111111'; | ||
| let hash = await account.execute(result, undefined, { | ||
| nonce, | ||
| maxFee, | ||
| version, | ||
| }); | ||
| console.log("Call detail - ", result); | ||
| const nonce = await provider.getNonceForAddress(address); | ||
| console.log("Nonce - ", nonce); | ||
| const version = "0x1"; | ||
| const maxFee = "0x11111111111"; | ||
| let hash = await account.execute(result, undefined, { | ||
| nonce, | ||
| maxFee, | ||
| version, | ||
| }); | ||
|
|
||
| console.log(hash); | ||
| return hash | ||
| console.log(hash); | ||
| return hash; | ||
| } | ||
|
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||
|
|
||
| export async function balanceOf(of) { | ||
| console.log("Getting balance of: " + of) | ||
| const balance = await contract.balanceOf(of); | ||
| console.log("Balance -" + starknet.uint256.uint256ToBN(balance.balance).toString()) | ||
| return starknet.uint256.uint256ToBN(balance.balance).toString() | ||
| console.log("Getting balance of: " + of); | ||
| const balance = await contract.balanceOf(of); | ||
| console.log( | ||
| "Balance -" + starknet.uint256.uint256ToBN(balance.balance).toString() | ||
| ); | ||
| return starknet.uint256.uint256ToBN(balance.balance).toString(); | ||
| } |
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