Created
September 9, 2021 01:27
-
-
Save jsonMartin/02a4bddfd9eaa671db93e0a7f41dcbc4 to your computer and use it in GitHub Desktop.
Created using remix-ide: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://remix.ethereum.org/#version=soljson-v0.8.0+commit.c7dfd78e.js&optimize=false&runs=200&gist=
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
//SPDX-License-Identifier: GPL-3.0 | |
pragma solidity >=0.5.0 <0.9.0; | |
contract Lottery { | |
address payable[] public players; | |
address public manager; | |
constructor() { | |
manager = msg.sender; | |
} | |
receive() external payable { | |
require(msg.value == 0.1 ether); | |
players.push(payable(msg.sender)); | |
} | |
function getBalance() public view returns(uint) { | |
require(msg.sender == manager); | |
return address(this).balance; | |
} | |
function random() public view returns(uint) { | |
return uint(keccak256(abi.encodePacked(block.difficulty, block.timestamp, players.length))); | |
} | |
function pickWinner() public returns(address) { | |
require(msg.sender == manager); | |
require(players.length >= 3); | |
address payable winner = players[random() % players.length]; | |
payWinner(winner); | |
resetLottery(); | |
return winner; | |
} | |
function payWinner(address payable winner) private { | |
winner.transfer(getBalance()); | |
} | |
function resetLottery() private { | |
players = new address payable[](0); | |
} | |
} |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
// Right click on the script name and hit "Run" to execute | |
(async () => { | |
try { | |
console.log('Running deployWithEthers script...') | |
const contractName = 'Storage' // Change this for other contract | |
const constructorArgs = [] // Put constructor args (if any) here for your contract | |
// Note that the script needs the ABI which is generated from the compilation artifact. | |
// Make sure contract is compiled and artifacts are generated | |
const artifactsPath = `browser/contracts/artifacts/${contractName}.json` // Change this for different path | |
const metadata = JSON.parse(await remix.call('fileManager', 'getFile', artifactsPath)) | |
// 'web3Provider' is a remix global variable object | |
const signer = (new ethers.providers.Web3Provider(web3Provider)).getSigner() | |
let factory = new ethers.ContractFactory(metadata.abi, metadata.data.bytecode.object, signer); | |
let contract = await factory.deploy(...constructorArgs); | |
console.log('Contract Address: ', contract.address); | |
// The contract is NOT deployed yet; we must wait until it is mined | |
await contract.deployed() | |
console.log('Deployment successful.') | |
} catch (e) { | |
console.log(e.message) | |
} | |
})() |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
// Right click on the script name and hit "Run" to execute | |
(async () => { | |
try { | |
console.log('Running deployWithWeb3 script...') | |
const contractName = 'Storage' // Change this for other contract | |
const constructorArgs = [] // Put constructor args (if any) here for your contract | |
// Note that the script needs the ABI which is generated from the compilation artifact. | |
// Make sure contract is compiled and artifacts are generated | |
const artifactsPath = `browser/contracts/artifacts/${contractName}.json` // Change this for different path | |
const metadata = JSON.parse(await remix.call('fileManager', 'getFile', artifactsPath)) | |
const accounts = await web3.eth.getAccounts() | |
let contract = new web3.eth.Contract(metadata.abi) | |
contract = contract.deploy({ | |
data: metadata.data.bytecode.object, | |
arguments: constructorArgs | |
}) | |
const newContractInstance = await contract.send({ | |
from: accounts[0], | |
gas: 1500000, | |
gasPrice: '30000000000' | |
}) | |
console.log('Contract deployed at address: ', newContractInstance.options.address) | |
} catch (e) { | |
console.log(e.message) | |
} | |
})() |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment