merlox
/ webpack.config.js
Created
February 20, 2019 18:08
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| require('babel-polyfill') | |
| const html = require('html-webpack-plugin') | |
| const path = require('path') | |
| module.exports = { | |
| entry: ['babel-polyfill', './src/index.js'], | |
| output: { | |
| filename: 'bundle.js', | |
| path: path.join(__dirname, 'dist') | |
| }, |
merlox
/ pragma.sol
Last active
January 2, 2019 19:18
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| pragma solidity 0.5.0; | |
| contract Example { | |
| uint256 counter; | |
| modifier onlyOwner {} | |
| constructor() {} | |
| function doSomething() {} | |
| } |
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| const express = require('express') | |
| const bodyParser = require('body-parser') | |
| const path = require('path') | |
| const app = express() | |
| const http = require('http').createServer(app) | |
| const io = require('socket.io')(http) | |
| const ethereumjs = require('ethereumjs-abi') | |
| const ethereumjsUtil = require('ethereumjs-util') | |
| const port = 4000 |
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| // On finish send the 2 latest messages which are contained in the last element. | |
| socket.on('finish', () => { | |
| let messages = games.slice(-1) | |
| io.to(socket.id).emit('finish-2-messages', messages[0]) | |
| }) |
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| let activeDice = 0 | |
| let game = {} | |
| let isThisPlayer1 = false | |
| let isThisPlayer2 = false | |
| let sequence = 1 | |
| start() | |
| // In the start we get the initial data needed to get the contract address | |
| async function start() { |
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| body { | |
| font-family: sans-serif; | |
| } | |
| .hidden { | |
| display: none; | |
| } | |
| .main-container-game { | |
| margin: auto; |
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| <!DOCTYPE html> | |
| <html lang="en" dir="ltr"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <link rel="stylesheet" href="game.css"> | |
| <title>Dice ethereum game</title> | |
| </head> | |
| <body> | |
| <div class="main-container-game"> | |
| <h1>Ethereum Dice</h1> |
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| pragma solidity 0.4.25; | |
| contract Dice { | |
| address public player1; | |
| address public player2; | |
| uint256 public player1Escrow; | |
| uint256 public player2Escrow; | |
| uint256 public player1Balance; | |
| uint256 public player2Balance; |
merlox
/ verifyPlayerBalance.sol
Created
October 26, 2018 19:57
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| /// @notice To verify and save the player balance to distribute it later when the game is completed. The addressOfMessage is important to decide which balance is being updated | |
| function verifyPlayerBalance(bytes playerMessage, uint256 playerCall, uint256 playerBet, uint256 playerBalance, uint256 playerNonce, uint256 playerSequence, address addressOfMessage) public { | |
| require(player2 != address(0), '#1 The address of the player is invalid'); | |
| require(playerMessage.length == 65, '#2 The length of the message is invalid'); | |
| require(addressOfMessage == player1 || addressOfMessage == player2, '#3 You must use a valid address of one of the players'); | |
| uint256 escrowToUse = player1Escrow; | |
| if(addressOfMessage == player2) escrowToUse = player2Escrow; | |
| // Recreate the signed message for the first player to verify that the parameters are correct |
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| pragma solidity 0.4.25; | |
| contract Dice { | |
| address public player1; | |
| address public player2; | |
| uint256 public player1Escrow; | |
| uint256 public player2Escrow; | |
| constructor () public payable { | |
| require(msg.value > 0); |