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zorixid · May 19, 2021 · f4a3aa4 · f4a3aa4
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diff --git a/.babelrc b/.babelrc
@@ -0,0 +1,3 @@
+{
+  "presets": ["es2015", "stage-2", "stage-3"]
+}
diff --git a/.gitignore b/.gitignore
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+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# production
+/build
+
+# misc
+.DS_Store
+.env
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
diff --git a/migrations/1_initial_migration.js b/migrations/1_initial_migration.js
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+const Migrations = artifacts.require("Migrations");
+
+module.exports = function(deployer) {
+  deployer.deploy(Migrations);
+};
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
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+{
+  "name": "token-staking-dapp",
+  "version": "0.0.1",
+  "description": "Yield Farming / Token Staking  dApp",
+  "author": "Justinas Kairys",
+  "dependencies": {
+    "babel-polyfill": "6.26.0",
+    "babel-preset-env": "1.7.0",
+    "babel-preset-es2015": "6.24.1",
+    "babel-preset-stage-2": "6.24.1",
+    "babel-preset-stage-3": "6.24.1",
+    "babel-register": "6.26.0",
+    "chai": "4.2.0",
+    "chai-as-promised": "7.1.1",
+    "chai-bignumber": "3.0.0",
+    "react": "16.8.4",
+    "react-dom": "16.8.4",
+    "react-scripts": "2.1.3",
+    "truffle": "5.1.39",
+    "web3": "1.2.11"
+  },
+  "scripts": {
+    "start": "react-scripts start",
+    "build": "react-scripts build",
+    "test": "react-scripts test",
+    "eject": "react-scripts eject"
+  },
+  "eslintConfig": {
+    "extends": "react-app"
+  },
+  "browserslist": [
+    ">0.2%",
+    "not dead",
+    "not ie <= 11",
+    "not op_mini all"
+  ],
+  "main": "truffle-config.js",
+  "license": "ISC"
+}
diff --git a/public/favicon.ico b/public/favicon.ico
diff --git a/public/index.html b/public/index.html
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+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico" />
+    <meta
+      name="viewport"
+      content="width=device-width, initial-scale=1, shrink-to-fit=no"
+    />
+    <meta name="theme-color" content="#000000" />
+    <!--
+      manifest.json provides metadata used when your web app is installed on a
+      user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
+    -->
+    <link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
+    <!--
+      Notice the use of %PUBLIC_URL% in the tags above.
+      It will be replaced with the URL of the `public` folder during the build.
+      Only files inside the `public` folder can be referenced from the HTML.
+
+      Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
+      work correctly both with client-side routing and a non-root public URL.
+      Learn how to configure a non-root public URL by running `npm run build`.
+    -->
+    <title>Yield Farming / Token Staking  dApp</title>
+  </head>
+  <body>
+    <noscript>You need to enable JavaScript to run this app.</noscript>
+    <div id="root"></div>
+    <!--
+      This HTML file is a template.
+      If you open it directly in the browser, you will see an empty page.
+
+      You can add webfonts, meta tags, or analytics to this file.
+      The build step will place the bundled scripts into the <body> tag.
+
+      To begin the development, run `npm start` or `yarn start`.
+      To create a production bundle, use `npm run build` or `yarn build`.
+    -->
+  </body>
+</html>
diff --git a/public/manifest.json b/public/manifest.json
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+{
+  "short_name": "Starter Kit",
+  "name": "Dapp Token Farm",
+  "icons": [
+    {
+      "src": "favicon.ico",
+      "sizes": "64x64 32x32 24x24 16x16",
+      "type": "image/x-icon"
+    }
+  ],
+  "start_url": ".",
+  "display": "standalone",
+  "theme_color": "#000000",
+  "background_color": "#ffffff"
+}
diff --git a/src/App.js b/src/App.js
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+import React, { useState } from 'react';
+import classes from './App.module.css';
+
+const App = () => {
+  const [account, setAccount] = useState('0x0');
+
+
+  return (
+    <div className={classes.Grid}>
+      <div className={classes.Child}>
+        <h1>Yield Farming / Token Staking dApp</h1>
+        <p>account from Metamask: {account}</p>
+        <div>
+          <button className={classes.stakeButton}>Stake</button>&nbsp;
+          <button className={classes.unstakeButton}>Unstake</button>
+        </div>
+      </div>
+    </div>
+  );
+};
+
+export default App;
diff --git a/src/App.module.css b/src/App.module.css
@@ -0,0 +1,42 @@
+.Grid {
+  display: grid;
+  grid-gap: 1px;
+  grid-template-columns: 30em 50em 30em;
+  grid-template-rows: 10em auto 30em;
+
+  height: 99em;
+}
+
+.Child {
+  background: rgb(16, 46, 86);
+  background: linear-gradient(
+    16deg,
+    rgb(10, 33, 63) 0%,
+    rgb(13, 45, 88) 42%,
+    rgb(8, 45, 95) 100%
+  );
+  border: rgb(13, 27, 66) solid 0.5em;
+  border-radius: 2.5em;
+  grid-column: 2;
+  grid-row: 2;
+  text-align: center;
+  color: white;
+}
+
+.stakeButton {
+  background-color: #3084e4;
+  color: white;
+  border: none;
+  border-radius: 0.5em;
+  height: 3em;
+  width: 7em;
+}
+
+.unstakeButton {
+  background-color: #224374;
+  color: white;
+  border: none;
+  border-radius: 0.5em;
+  height: 3em;
+  width: 7em;
+}
diff --git a/src/contracts/ERC20Token.sol b/src/contracts/ERC20Token.sol
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+pragma solidity ^0.5.0;
+
+contract ERC20Token {
+    string  public name = "ERC20Token";
+    string  public symbol = "E2T";
+    uint256 public totalSupply = 1000000000000000000000000; // 1 million tokens
+    uint8   public decimals = 18;
+
+    event Transfer(
+        address indexed _from,
+        address indexed _to,
+        uint256 _value
+    );
+
+    event Approval(
+        address indexed _owner,
+        address indexed _spender,
+        uint256 _value
+    );
+
+    mapping(address => uint256) public balanceOf;
+    mapping(address => mapping(address => uint256)) public allowance;
+
+    constructor() public {
+        balanceOf[msg.sender] = totalSupply;
+    }
+
+    function transfer(address _to, uint256 _value) public returns (bool success) {
+        require(balanceOf[msg.sender] >= _value);
+        balanceOf[msg.sender] -= _value;
+        balanceOf[_to] += _value;
+        emit Transfer(msg.sender, _to, _value);
+        return true;
+    }
+
+    function approve(address _spender, uint256 _value) public returns (bool success) {
+        allowance[msg.sender][_spender] = _value;
+        emit Approval(msg.sender, _spender, _value);
+        return true;
+    }
+
+    function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
+        require(_value <= balanceOf[_from]);
+        require(_value <= allowance[_from][msg.sender]);
+        balanceOf[_from] -= _value;
+        balanceOf[_to] += _value;
+        allowance[_from][msg.sender] -= _value;
+        emit Transfer(_from, _to, _value);
+        return true;
+    }
+}
diff --git a/src/contracts/Migrations.sol b/src/contracts/Migrations.sol
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+pragma solidity >=0.4.21 <0.6.0;
+
+contract Migrations {
+  address public owner;
+  uint public last_completed_migration;
+
+  constructor() public {
+    owner = msg.sender;
+  }
+
+  modifier restricted() {
+    if (msg.sender == owner) _;
+  }
+
+  function setCompleted(uint completed) public restricted {
+    last_completed_migration = completed;
+  }
+
+  function upgrade(address new_address) public restricted {
+    Migrations upgraded = Migrations(new_address);
+    upgraded.setCompleted(last_completed_migration);
+  }
+}
diff --git a/src/index.css b/src/index.css
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+* {
+  box-sizing: border-box;
+}
+
+html {
+  font-family: sans-serif;
+}
+
+body {
+  margin: 0;
+  background-color: #061121;
+  color: white;
+}
diff --git a/src/index.js b/src/index.js
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+import React from 'react';
+import ReactDOM from 'react-dom';
+import App from './App';
+import './index.css';
+
+ReactDOM.render(<App />, document.getElementById('root'));
diff --git a/truffle-config.js b/truffle-config.js
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+require('babel-register');
+require('babel-polyfill');
+
+module.exports = {
+  networks: {
+    development: {
+      host: "127.0.0.1",
+      port: 7545,
+      network_id: "*" // Match any network id
+    },
+  },
+  contracts_directory: './src/contracts/',
+  contracts_build_directory: './src/abis/',
+  compilers: {
+    solc: {
+      optimizer: {
+        enabled: true,
+        runs: 200
+      },
+      evmVersion: "petersburg"
+    }
+  }
+}