Merge pull request #23 from ShyftNetwork/uiIntegration

Ui integration

blockExplorerApi/handler.go

@@ -14,13 +14,17 @@ import (
 
 // GetTransaction gets txs
 func GetTransaction(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	txHash := vars["txHash"]
+	fmt.Println(txHash)
 	connStr := "user=postgres dbname=shyftdb sslmode=disable"
 	blockExplorerDb, err := sql.Open("postgres", connStr)
 	if err != nil {
 		return
 	}
 
-	getTxResponse := shyftdb.GetTransaction(blockExplorerDb)
+	getTxResponse := shyftdb.GetTransaction(blockExplorerDb, txHash)
+	fmt.Println(getTxResponse)
 
 	if err != nil {
 		http.Error(w, err.Error(), 500)
@@ -100,13 +104,15 @@ func GetAllAccounts(w http.ResponseWriter, r *http.Request) {
 
 //GetBlock returns block json
 func GetBlock(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	blockNumber := vars["blockNumber"]
 	connStr := "user=postgres dbname=shyftdb sslmode=disable"
 	blockExplorerDb, err := sql.Open("postgres", connStr)
 	if err != nil {
 		return
 	}
 
-	getBlockResponse := shyftdb.GetBlock(blockExplorerDb)
+	getBlockResponse := shyftdb.GetBlock(blockExplorerDb, blockNumber)
 
 	if err != nil {
 		http.Error(w, err.Error(), 500)

blockExplorerApi/routes.go

@@ -36,7 +36,7 @@ var routes = Routes{
 	Route{
 		"GetBlock",
 		"GET",
-		"/api/get_block",
+		"/api/get_block/{blockNumber}",
 		GetBlock,
 	},
 	Route{
@@ -48,7 +48,7 @@ var routes = Routes{
 	Route{
 		"GetTransaction",
 		"GET",
-		"/api/get_transaction",
+		"/api/get_transaction/{txHash}",
 		GetTransaction,
 	},
 	Route{

core/blockchain.go

@@ -908,7 +908,7 @@ func (bc *BlockChain) WriteBlockWithState(block *types.Block, receipts []*types.
 		return NonStatTy, err
 	}
 	// @NOTE:SHYFT - Write block data for block explorer
-	if err := shyftdb.WriteBlock(bc.blockExplorerDb, block); err != nil {
+	if err := shyftdb.WriteBlock(bc.blockExplorerDb, block, receipts); err != nil {
 		return NonStatTy, err
 	}
 

core/genesis.go

@@ -157,9 +157,9 @@ func WriteShyftGen(sqldb *sql.DB, gen *Genesis) {
 	case err == sql.ErrNoRows:
 		for k, v := range gen.Alloc {
 			addr := k.String()
-
+			txCountAccount := v.Nonce +1
-			sqlStatement := `INSERT INTO accounts(addr, balance) VALUES(($1), ($2)) RETURNING addr`
+			sqlStatement := `INSERT INTO accounts(addr, balance, txCountAccount) VALUES(($1), ($2), ($3)) RETURNING addr`
-			insertErr := sqldb.QueryRow(sqlStatement, addr, v.Balance.String()).Scan(&addr)
+			insertErr := sqldb.QueryRow(sqlStatement, addr, v.Balance.String(), txCountAccount).Scan(&addr)
 			if insertErr != nil {
 				panic(insertErr)
 			}

shyftBlockExplorerUI/.gitignore

@@ -0,0 +1,21 @@
+# See https://help.github.com/ignore-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+
+# testing
+/coverage
+
+# production
+/build
+
+# misc
+.DS_Store
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*

shyftBlockExplorerUI/config/env.js

@@ -0,0 +1,93 @@
+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const paths = require('./paths');
+
+// Make sure that including paths.js after env.js will read .env variables.
+delete require.cache[require.resolve('./paths')];
+
+const NODE_ENV = process.env.NODE_ENV;
+if (!NODE_ENV) {
+  throw new Error(
+    'The NODE_ENV environment variable is required but was not specified.'
+  );
+}
+
+// https://github.com/bkeepers/dotenv#what-other-env-files-can-i-use
+var dotenvFiles = [
+  `${paths.dotenv}.${NODE_ENV}.local`,
+  `${paths.dotenv}.${NODE_ENV}`,
+  // Don't include `.env.local` for `test` environment
+  // since normally you expect tests to produce the same
+  // results for everyone
+  NODE_ENV !== 'test' && `${paths.dotenv}.local`,
+  paths.dotenv,
+].filter(Boolean);
+
+// Load environment variables from .env* files. Suppress warnings using silent
+// if this file is missing. dotenv will never modify any environment variables
+// that have already been set.  Variable expansion is supported in .env files.
+// https://github.com/motdotla/dotenv
+// https://github.com/motdotla/dotenv-expand
+dotenvFiles.forEach(dotenvFile => {
+  if (fs.existsSync(dotenvFile)) {
+    require('dotenv-expand')(
+      require('dotenv').config({
+        path: dotenvFile,
+      })
+    );
+  }
+});
+
+// We support resolving modules according to `NODE_PATH`.
+// This lets you use absolute paths in imports inside large monorepos:
+// https://github.com/facebookincubator/create-react-app/issues/253.
+// It works similar to `NODE_PATH` in Node itself:
+// https://nodejs.org/api/modules.html#modules_loading_from_the_global_folders
+// Note that unlike in Node, only *relative* paths from `NODE_PATH` are honored.
+// Otherwise, we risk importing Node.js core modules into an app instead of Webpack shims.
+// https://github.com/facebookincubator/create-react-app/issues/1023#issuecomment-265344421
+// We also resolve them to make sure all tools using them work consistently.
+const appDirectory = fs.realpathSync(process.cwd());
+process.env.NODE_PATH = (process.env.NODE_PATH || '')
+  .split(path.delimiter)
+  .filter(folder => folder && !path.isAbsolute(folder))
+  .map(folder => path.resolve(appDirectory, folder))
+  .join(path.delimiter);
+
+// Grab NODE_ENV and REACT_APP_* environment variables and prepare them to be
+// injected into the application via DefinePlugin in Webpack configuration.
+const REACT_APP = /^REACT_APP_/i;
+
+function getClientEnvironment(publicUrl) {
+  const raw = Object.keys(process.env)
+    .filter(key => REACT_APP.test(key))
+    .reduce(
+      (env, key) => {
+        env[key] = process.env[key];
+        return env;
+      },
+      {
+        // Useful for determining whether we’re running in production mode.
+        // Most importantly, it switches React into the correct mode.
+        NODE_ENV: process.env.NODE_ENV || 'development',
+        // Useful for resolving the correct path to static assets in `public`.
+        // For example, <img src={process.env.PUBLIC_URL + '/img/logo.png'} />.
+        // This should only be used as an escape hatch. Normally you would put
+        // images into the `src` and `import` them in code to get their paths.
+        PUBLIC_URL: publicUrl,
+      }
+    );
+  // Stringify all values so we can feed into Webpack DefinePlugin
+  const stringified = {
+    'process.env': Object.keys(raw).reduce((env, key) => {
+      env[key] = JSON.stringify(raw[key]);
+      return env;
+    }, {}),
+  };
+
+  return { raw, stringified };
+}
+
+module.exports = getClientEnvironment;

shyftBlockExplorerUI/config/jest/cssTransform.js

@@ -0,0 +1,14 @@
+'use strict';
+
+// This is a custom Jest transformer turning style imports into empty objects.
+// http://facebook.github.io/jest/docs/en/webpack.html
+
+module.exports = {
+  process() {
+    return 'module.exports = {};';
+  },
+  getCacheKey() {
+    // The output is always the same.
+    return 'cssTransform';
+  },
+};

shyftBlockExplorerUI/config/jest/fileTransform.js

@@ -0,0 +1,12 @@
+'use strict';
+
+const path = require('path');
+
+// This is a custom Jest transformer turning file imports into filenames.
+// http://facebook.github.io/jest/docs/en/webpack.html
+
+module.exports = {
+  process(src, filename) {
+    return `module.exports = ${JSON.stringify(path.basename(filename))};`;
+  },
+};

shyftBlockExplorerUI/config/paths.js

@@ -0,0 +1,55 @@
+'use strict';
+
+const path = require('path');
+const fs = require('fs');
+const url = require('url');
+
+// Make sure any symlinks in the project folder are resolved:
+// https://github.com/facebookincubator/create-react-app/issues/637
+const appDirectory = fs.realpathSync(process.cwd());
+const resolveApp = relativePath => path.resolve(appDirectory, relativePath);
+
+const envPublicUrl = process.env.PUBLIC_URL;
+
+function ensureSlash(path, needsSlash) {
+  const hasSlash = path.endsWith('/');
+  if (hasSlash && !needsSlash) {
+    return path.substr(path, path.length - 1);
+  } else if (!hasSlash && needsSlash) {
+    return `${path}/`;
+  } else {
+    return path;
+  }
+}
+
+const getPublicUrl = appPackageJson =>
+  envPublicUrl || require(appPackageJson).homepage;
+
+// We use `PUBLIC_URL` environment variable or "homepage" field to infer
+// "public path" at which the app is served.
+// Webpack needs to know it to put the right <script> hrefs into HTML even in
+// single-page apps that may serve index.html for nested URLs like /todos/42.
+// We can't use a relative path in HTML because we don't want to load something
+// like /todos/42/static/js/bundle.7289d.js. We have to know the root.
+function getServedPath(appPackageJson) {
+  const publicUrl = getPublicUrl(appPackageJson);
+  const servedUrl =
+    envPublicUrl || (publicUrl ? url.parse(publicUrl).pathname : '/');
+  return ensureSlash(servedUrl, true);
+}
+
+// config after eject: we're in ./config/
+module.exports = {
+  dotenv: resolveApp('.env'),
+  appBuild: resolveApp('build'),
+  appPublic: resolveApp('public'),
+  appHtml: resolveApp('public/index.html'),
+  appIndexJs: resolveApp('src/index.js'),
+  appPackageJson: resolveApp('package.json'),
+  appSrc: resolveApp('src'),
+  yarnLockFile: resolveApp('yarn.lock'),
+  testsSetup: resolveApp('src/setupTests.js'),
+  appNodeModules: resolveApp('node_modules'),
+  publicUrl: getPublicUrl(resolveApp('package.json')),
+  servedPath: getServedPath(resolveApp('package.json')),
+};

shyftBlockExplorerUI/config/polyfills.js

@@ -0,0 +1,22 @@
+'use strict';
+
+if (typeof Promise === 'undefined') {
+  // Rejection tracking prevents a common issue where React gets into an
+  // inconsistent state due to an error, but it gets swallowed by a Promise,
+  // and the user has no idea what causes React's erratic future behavior.
+  require('promise/lib/rejection-tracking').enable();
+  window.Promise = require('promise/lib/es6-extensions.js');
+}
+
+// fetch() polyfill for making API calls.
+require('whatwg-fetch');
+
+// Object.assign() is commonly used with React.
+// It will use the native implementation if it's present and isn't buggy.
+Object.assign = require('object-assign');
+
+// In tests, polyfill requestAnimationFrame since jsdom doesn't provide it yet.
+// We don't polyfill it in the browser--this is user's responsibility.
+if (process.env.NODE_ENV === 'test') {
+  require('raf').polyfill(global);
+}

shyftBlockExplorerUI/config/webpack.config.dev.js

@@ -0,0 +1,264 @@
+'use strict';
+
+const autoprefixer = require('autoprefixer');
+const path = require('path');
+const webpack = require('webpack');
+const HtmlWebpackPlugin = require('html-webpack-plugin');
+const CaseSensitivePathsPlugin = require('case-sensitive-paths-webpack-plugin');
+const InterpolateHtmlPlugin = require('react-dev-utils/InterpolateHtmlPlugin');
+const WatchMissingNodeModulesPlugin = require('react-dev-utils/WatchMissingNodeModulesPlugin');
+const eslintFormatter = require('react-dev-utils/eslintFormatter');
+const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');
+const getClientEnvironment = require('./env');
+const paths = require('./paths');
+
+// Webpack uses `publicPath` to determine where the app is being served from.
+// In development, we always serve from the root. This makes config easier.
+const publicPath = '/';
+// `publicUrl` is just like `publicPath`, but we will provide it to our app
+// as %PUBLIC_URL% in `index.html` and `process.env.PUBLIC_URL` in JavaScript.
+// Omit trailing slash as %PUBLIC_PATH%/xyz looks better than %PUBLIC_PATH%xyz.
+const publicUrl = '';
+// Get environment variables to inject into our app.
+const env = getClientEnvironment(publicUrl);
+
+// This is the development configuration.
+// It is focused on developer experience and fast rebuilds.
+// The production configuration is different and lives in a separate file.
+module.exports = {
+  // You may want 'eval' instead if you prefer to see the compiled output in DevTools.
+  // See the discussion in https://github.com/facebookincubator/create-react-app/issues/343.
+  devtool: 'cheap-module-source-map',
+  // These are the "entry points" to our application.
+  // This means they will be the "root" imports that are included in JS bundle.
+  // The first two entry points enable "hot" CSS and auto-refreshes for JS.
+  entry: [
+    // We ship a few polyfills by default:
+    require.resolve('./polyfills'),
+    // Include an alternative client for WebpackDevServer. A client's job is to
+    // connect to WebpackDevServer by a socket and get notified about changes.
+    // When you save a file, the client will either apply hot updates (in case
+    // of CSS changes), or refresh the page (in case of JS changes). When you
+    // make a syntax error, this client will display a syntax error overlay.
+    // Note: instead of the default WebpackDevServer client, we use a custom one
+    // to bring better experience for Create React App users. You can replace
+    // the line below with these two lines if you prefer the stock client:
+    // require.resolve('webpack-dev-server/client') + '?/',
+    // require.resolve('webpack/hot/dev-server'),
+    require.resolve('react-dev-utils/webpackHotDevClient'),
+    // Finally, this is your app's code:
+    paths.appIndexJs,
+    // We include the app code last so that if there is a runtime error during
+    // initialization, it doesn't blow up the WebpackDevServer client, and
+    // changing JS code would still trigger a refresh.
+  ],
+  output: {
+    // Add /* filename */ comments to generated require()s in the output.
+    pathinfo: true,
+    // This does not produce a real file. It's just the virtual path that is
+    // served by WebpackDevServer in development. This is the JS bundle
+    // containing code from all our entry points, and the Webpack runtime.
+    filename: 'static/js/bundle.js',
+    // There are also additional JS chunk files if you use code splitting.
+    chunkFilename: 'static/js/[name].chunk.js',
+    // This is the URL that app is served from. We use "/" in development.
+    publicPath: publicPath,
+    // Point sourcemap entries to original disk location (format as URL on Windows)
+    devtoolModuleFilenameTemplate: info =>
+      path.resolve(info.absoluteResourcePath).replace(/\\/g, '/'),
+  },
+  resolve: {
+    // This allows you to set a fallback for where Webpack should look for modules.
+    // We placed these paths second because we want `node_modules` to "win"
+    // if there are any conflicts. This matches Node resolution mechanism.
+    // https://github.com/facebookincubator/create-react-app/issues/253
+    modules: ['node_modules', paths.appNodeModules].concat(
+      // It is guaranteed to exist because we tweak it in `env.js`
+      process.env.NODE_PATH.split(path.delimiter).filter(Boolean)
+    ),
+    // These are the reasonable defaults supported by the Node ecosystem.
+    // We also include JSX as a common component filename extension to support
+    // some tools, although we do not recommend using it, see:
+    // https://github.com/facebookincubator/create-react-app/issues/290
+    // `web` extension prefixes have been added for better support
+    // for React Native Web.
+    extensions: ['.web.js', '.mjs', '.js', '.json', '.web.jsx', '.jsx'],
+    alias: {
+      
+      // Support React Native Web
+      // https://www.smashingmagazine.com/2016/08/a-glimpse-into-the-future-with-react-native-for-web/
+      'react-native': 'react-native-web',
+    },
+    plugins: [
+      // Prevents users from importing files from outside of src/ (or node_modules/).
+      // This often causes confusion because we only process files within src/ with babel.
+      // To fix this, we prevent you from importing files out of src/ -- if you'd like to,
+      // please link the files into your node_modules/ and let module-resolution kick in.
+      // Make sure your source files are compiled, as they will not be processed in any way.
+      new ModuleScopePlugin(paths.appSrc, [paths.appPackageJson]),
+    ],
+  },
+  module: {
+    strictExportPresence: true,
+    rules: [
+      // TODO: Disable require.ensure as it's not a standard language feature.
+      // We are waiting for https://github.com/facebookincubator/create-react-app/issues/2176.
+      // { parser: { requireEnsure: false } },
+
+      // First, run the linter.
+      // It's important to do this before Babel processes the JS.
+      {
+        test: /\.(js|jsx|mjs)$/,
+        enforce: 'pre',
+        use: [
+          {
+            options: {
+              formatter: eslintFormatter,
+              eslintPath: require.resolve('eslint'),
+              
+            },
+            loader: require.resolve('eslint-loader'),
+          },
+        ],
+        include: paths.appSrc,
+      },
+      {
+        // "oneOf" will traverse all following loaders until one will
+        // match the requirements. When no loader matches it will fall
+        // back to the "file" loader at the end of the loader list.
+        oneOf: [
+          // "url" loader works like "file" loader except that it embeds assets
+          // smaller than specified limit in bytes as data URLs to avoid requests.
+          // A missing `test` is equivalent to a match.
+          {
+            test: [/\.bmp$/, /\.gif$/, /\.jpe?g$/, /\.png$/],
+            loader: require.resolve('url-loader'),
+            options: {
+              limit: 10000,
+              name: 'static/media/[name].[hash:8].[ext]',
+            },
+          },
+          // Process JS with Babel.
+          {
+            test: /\.(js|jsx|mjs)$/,
+            include: paths.appSrc,
+            loader: require.resolve('babel-loader'),
+            options: {
+              
+              // This is a feature of `babel-loader` for webpack (not Babel itself).
+              // It enables caching results in ./node_modules/.cache/babel-loader/
+              // directory for faster rebuilds.
+              cacheDirectory: true,
+            },
+          },
+          // "postcss" loader applies autoprefixer to our CSS.
+          // "css" loader resolves paths in CSS and adds assets as dependencies.
+          // "style" loader turns CSS into JS modules that inject <style> tags.
+          // In production, we use a plugin to extract that CSS to a file, but
+          // in development "style" loader enables hot editing of CSS.
+          {
+            test: /\.css$/,
+            use: [
+              require.resolve('style-loader'),
+              {
+                loader: require.resolve('css-loader'),
+                options: {
+                  importLoaders: 1,
+                  modules: true,
+                  localIdentName: '[name]__[local]__[hash:base64:5]'
+                },
+              },
+              {
+                loader: require.resolve('postcss-loader'),
+                options: {
+                  // Necessary for external CSS imports to work
+                  // https://github.com/facebookincubator/create-react-app/issues/2677
+                  ident: 'postcss',
+                  plugins: () => [
+                    require('postcss-flexbugs-fixes'),
+                    autoprefixer({
+                      browsers: [
+                        '>1%',
+                        'last 4 versions',
+                        'Firefox ESR',
+                        'not ie < 9', // React doesn't support IE8 anyway
+                      ],
+                      flexbox: 'no-2009',
+                    }),
+                  ],
+                },
+              },
+            ],
+          },
+          // "file" loader makes sure those assets get served by WebpackDevServer.
+          // When you `import` an asset, you get its (virtual) filename.
+          // In production, they would get copied to the `build` folder.
+          // This loader doesn't use a "test" so it will catch all modules
+          // that fall through the other loaders.
+          {
+            // Exclude `js` files to keep "css" loader working as it injects
+            // its runtime that would otherwise processed through "file" loader.
+            // Also exclude `html` and `json` extensions so they get processed
+            // by webpacks internal loaders.
+            exclude: [/\.(js|jsx|mjs)$/, /\.html$/, /\.json$/],
+            loader: require.resolve('file-loader'),
+            options: {
+              name: 'static/media/[name].[hash:8].[ext]',
+            },
+          },
+        ],
+      },
+      // ** STOP ** Are you adding a new loader?
+      // Make sure to add the new loader(s) before the "file" loader.
+    ],
+  },
+  plugins: [
+    // Makes some environment variables available in index.html.
+    // The public URL is available as %PUBLIC_URL% in index.html, e.g.:
+    // <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
+    // In development, this will be an empty string.
+    new InterpolateHtmlPlugin(env.raw),
+    // Generates an `index.html` file with the <script> injected.
+    new HtmlWebpackPlugin({
+      inject: true,
+      template: paths.appHtml,
+    }),
+    // Add module names to factory functions so they appear in browser profiler.
+    new webpack.NamedModulesPlugin(),
+    // Makes some environment variables available to the JS code, for example:
+    // if (process.env.NODE_ENV === 'development') { ... }. See `./env.js`.
+    new webpack.DefinePlugin(env.stringified),
+    // This is necessary to emit hot updates (currently CSS only):
+    new webpack.HotModuleReplacementPlugin(),
+    // Watcher doesn't work well if you mistype casing in a path so we use
+    // a plugin that prints an error when you attempt to do this.
+    // See https://github.com/facebookincubator/create-react-app/issues/240
+    new CaseSensitivePathsPlugin(),
+    // If you require a missing module and then `npm install` it, you still have
+    // to restart the development server for Webpack to discover it. This plugin
+    // makes the discovery automatic so you don't have to restart.
+    // See https://github.com/facebookincubator/create-react-app/issues/186
+    new WatchMissingNodeModulesPlugin(paths.appNodeModules),
+    // Moment.js is an extremely popular library that bundles large locale files
+    // by default due to how Webpack interprets its code. This is a practical
+    // solution that requires the user to opt into importing specific locales.
+    // https://github.com/jmblog/how-to-optimize-momentjs-with-webpack
+    // You can remove this if you don't use Moment.js:
+    new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/),
+  ],
+  // Some libraries import Node modules but don't use them in the browser.
+  // Tell Webpack to provide empty mocks for them so importing them works.
+  node: {
+    dgram: 'empty',
+    fs: 'empty',
+    net: 'empty',
+    tls: 'empty',
+    child_process: 'empty',
+  },
+  // Turn off performance hints during development because we don't do any
+  // splitting or minification in interest of speed. These warnings become
+  // cumbersome.
+  performance: {
+    hints: false,
+  },
+};

shyftBlockExplorerUI/config/webpack.config.prod.js

@@ -0,0 +1,344 @@
+'use strict';
+
+const autoprefixer = require('autoprefixer');
+const path = require('path');
+const webpack = require('webpack');
+const HtmlWebpackPlugin = require('html-webpack-plugin');
+const ExtractTextPlugin = require('extract-text-webpack-plugin');
+const ManifestPlugin = require('webpack-manifest-plugin');
+const InterpolateHtmlPlugin = require('react-dev-utils/InterpolateHtmlPlugin');
+const SWPrecacheWebpackPlugin = require('sw-precache-webpack-plugin');
+const eslintFormatter = require('react-dev-utils/eslintFormatter');
+const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');
+const paths = require('./paths');
+const getClientEnvironment = require('./env');
+
+// Webpack uses `publicPath` to determine where the app is being served from.
+// It requires a trailing slash, or the file assets will get an incorrect path.
+const publicPath = paths.servedPath;
+// Some apps do not use client-side routing with pushState.
+// For these, "homepage" can be set to "." to enable relative asset paths.
+const shouldUseRelativeAssetPaths = publicPath === './';
+// Source maps are resource heavy and can cause out of memory issue for large source files.
+const shouldUseSourceMap = process.env.GENERATE_SOURCEMAP !== 'false';
+// `publicUrl` is just like `publicPath`, but we will provide it to our app
+// as %PUBLIC_URL% in `index.html` and `process.env.PUBLIC_URL` in JavaScript.
+// Omit trailing slash as %PUBLIC_URL%/xyz looks better than %PUBLIC_URL%xyz.
+const publicUrl = publicPath.slice(0, -1);
+// Get environment variables to inject into our app.
+const env = getClientEnvironment(publicUrl);
+
+// Assert this just to be safe.
+// Development builds of React are slow and not intended for production.
+if (env.stringified['process.env'].NODE_ENV !== '"production"') {
+  throw new Error('Production builds must have NODE_ENV=production.');
+}
+
+// Note: defined here because it will be used more than once.
+const cssFilename = 'static/css/[name].[contenthash:8].css';
+
+// ExtractTextPlugin expects the build output to be flat.
+// (See https://github.com/webpack-contrib/extract-text-webpack-plugin/issues/27)
+// However, our output is structured with css, js and media folders.
+// To have this structure working with relative paths, we have to use custom options.
+const extractTextPluginOptions = shouldUseRelativeAssetPaths
+  ? // Making sure that the publicPath goes back to to build folder.
+    { publicPath: Array(cssFilename.split('/').length).join('../') }
+  : {};
+
+// This is the production configuration.
+// It compiles slowly and is focused on producing a fast and minimal bundle.
+// The development configuration is different and lives in a separate file.
+module.exports = {
+  // Don't attempt to continue if there are any errors.
+  bail: true,
+  // We generate sourcemaps in production. This is slow but gives good results.
+  // You can exclude the *.map files from the build during deployment.
+  devtool: shouldUseSourceMap ? 'source-map' : false,
+  // In production, we only want to load the polyfills and the app code.
+  entry: [require.resolve('./polyfills'), paths.appIndexJs],
+  output: {
+    // The build folder.
+    path: paths.appBuild,
+    // Generated JS file names (with nested folders).
+    // There will be one main bundle, and one file per asynchronous chunk.
+    // We don't currently advertise code splitting but Webpack supports it.
+    filename: 'static/js/[name].[chunkhash:8].js',
+    chunkFilename: 'static/js/[name].[chunkhash:8].chunk.js',
+    // We inferred the "public path" (such as / or /my-project) from homepage.
+    publicPath: publicPath,
+    // Point sourcemap entries to original disk location (format as URL on Windows)
+    devtoolModuleFilenameTemplate: info =>
+      path
+        .relative(paths.appSrc, info.absoluteResourcePath)
+        .replace(/\\/g, '/'),
+  },
+  resolve: {
+    // This allows you to set a fallback for where Webpack should look for modules.
+    // We placed these paths second because we want `node_modules` to "win"
+    // if there are any conflicts. This matches Node resolution mechanism.
+    // https://github.com/facebookincubator/create-react-app/issues/253
+    modules: ['node_modules', paths.appNodeModules].concat(
+      // It is guaranteed to exist because we tweak it in `env.js`
+      process.env.NODE_PATH.split(path.delimiter).filter(Boolean)
+    ),
+    // These are the reasonable defaults supported by the Node ecosystem.
+    // We also include JSX as a common component filename extension to support
+    // some tools, although we do not recommend using it, see:
+    // https://github.com/facebookincubator/create-react-app/issues/290
+    // `web` extension prefixes have been added for better support
+    // for React Native Web.
+    extensions: ['.web.js', '.mjs', '.js', '.json', '.web.jsx', '.jsx'],
+    alias: {
+      
+      // Support React Native Web
+      // https://www.smashingmagazine.com/2016/08/a-glimpse-into-the-future-with-react-native-for-web/
+      'react-native': 'react-native-web',
+    },
+    plugins: [
+      // Prevents users from importing files from outside of src/ (or node_modules/).
+      // This often causes confusion because we only process files within src/ with babel.
+      // To fix this, we prevent you from importing files out of src/ -- if you'd like to,
+      // please link the files into your node_modules/ and let module-resolution kick in.
+      // Make sure your source files are compiled, as they will not be processed in any way.
+      new ModuleScopePlugin(paths.appSrc, [paths.appPackageJson]),
+    ],
+  },
+  module: {
+    strictExportPresence: true,
+    rules: [
+      // TODO: Disable require.ensure as it's not a standard language feature.
+      // We are waiting for https://github.com/facebookincubator/create-react-app/issues/2176.
+      // { parser: { requireEnsure: false } },
+
+      // First, run the linter.
+      // It's important to do this before Babel processes the JS.
+      {
+        test: /\.(js|jsx|mjs)$/,
+        enforce: 'pre',
+        use: [
+          {
+            options: {
+              formatter: eslintFormatter,
+              eslintPath: require.resolve('eslint'),
+              
+            },
+            loader: require.resolve('eslint-loader'),
+          },
+        ],
+        include: paths.appSrc,
+      },
+      {
+        // "oneOf" will traverse all following loaders until one will
+        // match the requirements. When no loader matches it will fall
+        // back to the "file" loader at the end of the loader list.
+        oneOf: [
+          // "url" loader works just like "file" loader but it also embeds
+          // assets smaller than specified size as data URLs to avoid requests.
+          {
+            test: [/\.bmp$/, /\.gif$/, /\.jpe?g$/, /\.png$/],
+            loader: require.resolve('url-loader'),
+            options: {
+              limit: 10000,
+              name: 'static/media/[name].[hash:8].[ext]',
+            },
+          },
+          // Process JS with Babel.
+          {
+            test: /\.(js|jsx|mjs)$/,
+            include: paths.appSrc,
+            loader: require.resolve('babel-loader'),
+            options: {
+              
+              compact: true,
+            },
+          },
+          // The notation here is somewhat confusing.
+          // "postcss" loader applies autoprefixer to our CSS.
+          // "css" loader resolves paths in CSS and adds assets as dependencies.
+          // "style" loader normally turns CSS into JS modules injecting <style>,
+          // but unlike in development configuration, we do something different.
+          // `ExtractTextPlugin` first applies the "postcss" and "css" loaders
+          // (second argument), then grabs the result CSS and puts it into a
+          // separate file in our build process. This way we actually ship
+          // a single CSS file in production instead of JS code injecting <style>
+          // tags. If you use code splitting, however, any async bundles will still
+          // use the "style" loader inside the async code so CSS from them won't be
+          // in the main CSS file.
+          {
+            test: /\.css$/,
+            loader: ExtractTextPlugin.extract(
+              Object.assign(
+                {
+                  fallback: {
+                    loader: require.resolve('style-loader'),
+                    options: {
+                      hmr: false,
+                    },
+                  },
+                  use: [
+                    {
+                      loader: require.resolve('css-loader'),
+                      options: {
+                        importLoaders: 1,
+                        modules: true,
+                        localIdentName: '[name]__[local]__[hash:base64:5]',
+                        minimize: true,
+                        sourceMap: shouldUseSourceMap,
+                      },
+                    },
+                    {
+                      loader: require.resolve('postcss-loader'),
+                      options: {
+                        // Necessary for external CSS imports to work
+                        // https://github.com/facebookincubator/create-react-app/issues/2677
+                        ident: 'postcss',
+                        plugins: () => [
+                          require('postcss-flexbugs-fixes'),
+                          autoprefixer({
+                            browsers: [
+                              '>1%',
+                              'last 4 versions',
+                              'Firefox ESR',
+                              'not ie < 9', // React doesn't support IE8 anyway
+                            ],
+                            flexbox: 'no-2009',
+                          }),
+                        ],
+                      },
+                    },
+                  ],
+                },
+                extractTextPluginOptions
+              )
+            ),
+            // Note: this won't work without `new ExtractTextPlugin()` in `plugins`.
+          },
+          // "file" loader makes sure assets end up in the `build` folder.
+          // When you `import` an asset, you get its filename.
+          // This loader doesn't use a "test" so it will catch all modules
+          // that fall through the other loaders.
+          {
+            loader: require.resolve('file-loader'),
+            // Exclude `js` files to keep "css" loader working as it injects
+            // it's runtime that would otherwise processed through "file" loader.
+            // Also exclude `html` and `json` extensions so they get processed
+            // by webpacks internal loaders.
+            exclude: [/\.(js|jsx|mjs)$/, /\.html$/, /\.json$/],
+            options: {
+              name: 'static/media/[name].[hash:8].[ext]',
+            },
+          },
+          // ** STOP ** Are you adding a new loader?
+          // Make sure to add the new loader(s) before the "file" loader.
+        ],
+      },
+    ],
+  },
+  plugins: [
+    // Makes some environment variables available in index.html.
+    // The public URL is available as %PUBLIC_URL% in index.html, e.g.:
+    // <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
+    // In production, it will be an empty string unless you specify "homepage"
+    // in `package.json`, in which case it will be the pathname of that URL.
+    new InterpolateHtmlPlugin(env.raw),
+    // Generates an `index.html` file with the <script> injected.
+    new HtmlWebpackPlugin({
+      inject: true,
+      template: paths.appHtml,
+      minify: {
+        removeComments: true,
+        collapseWhitespace: true,
+        removeRedundantAttributes: true,
+        useShortDoctype: true,
+        removeEmptyAttributes: true,
+        removeStyleLinkTypeAttributes: true,
+        keepClosingSlash: true,
+        minifyJS: true,
+        minifyCSS: true,
+        minifyURLs: true,
+      },
+    }),
+    // Makes some environment variables available to the JS code, for example:
+    // if (process.env.NODE_ENV === 'production') { ... }. See `./env.js`.
+    // It is absolutely essential that NODE_ENV was set to production here.
+    // Otherwise React will be compiled in the very slow development mode.
+    new webpack.DefinePlugin(env.stringified),
+    // Minify the code.
+    new webpack.optimize.UglifyJsPlugin({
+      compress: {
+        warnings: false,
+        // Disabled because of an issue with Uglify breaking seemingly valid code:
+        // https://github.com/facebookincubator/create-react-app/issues/2376
+        // Pending further investigation:
+        // https://github.com/mishoo/UglifyJS2/issues/2011
+        comparisons: false,
+      },
+      mangle: {
+        safari10: true,
+      },
+      output: {
+        comments: false,
+        // Turned on because emoji and regex is not minified properly using default
+        // https://github.com/facebookincubator/create-react-app/issues/2488
+        ascii_only: true,
+      },
+      sourceMap: shouldUseSourceMap,
+    }),
+    // Note: this won't work without ExtractTextPlugin.extract(..) in `loaders`.
+    new ExtractTextPlugin({
+      filename: cssFilename,
+    }),
+    // Generate a manifest file which contains a mapping of all asset filenames
+    // to their corresponding output file so that tools can pick it up without
+    // having to parse `index.html`.
+    new ManifestPlugin({
+      fileName: 'asset-manifest.json',
+    }),
+    // Generate a service worker script that will precache, and keep up to date,
+    // the HTML & assets that are part of the Webpack build.
+    new SWPrecacheWebpackPlugin({
+      // By default, a cache-busting query parameter is appended to requests
+      // used to populate the caches, to ensure the responses are fresh.
+      // If a URL is already hashed by Webpack, then there is no concern
+      // about it being stale, and the cache-busting can be skipped.
+      dontCacheBustUrlsMatching: /\.\w{8}\./,
+      filename: 'service-worker.js',
+      logger(message) {
+        if (message.indexOf('Total precache size is') === 0) {
+          // This message occurs for every build and is a bit too noisy.
+          return;
+        }
+        if (message.indexOf('Skipping static resource') === 0) {
+          // This message obscures real errors so we ignore it.
+          // https://github.com/facebookincubator/create-react-app/issues/2612
+          return;
+        }
+        console.log(message);
+      },
+      minify: true,
+      // For unknown URLs, fallback to the index page
+      navigateFallback: publicUrl + '/index.html',
+      // Ignores URLs starting from /__ (useful for Firebase):
+      // https://github.com/facebookincubator/create-react-app/issues/2237#issuecomment-302693219
+      navigateFallbackWhitelist: [/^(?!\/__).*/],
+      // Don't precache sourcemaps (they're large) and build asset manifest:
+      staticFileGlobsIgnorePatterns: [/\.map$/, /asset-manifest\.json$/],
+    }),
+    // Moment.js is an extremely popular library that bundles large locale files
+    // by default due to how Webpack interprets its code. This is a practical
+    // solution that requires the user to opt into importing specific locales.
+    // https://github.com/jmblog/how-to-optimize-momentjs-with-webpack
+    // You can remove this if you don't use Moment.js:
+    new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/),
+  ],
+  // Some libraries import Node modules but don't use them in the browser.
+  // Tell Webpack to provide empty mocks for them so importing them works.
+  node: {
+    dgram: 'empty',
+    fs: 'empty',
+    net: 'empty',
+    tls: 'empty',
+    child_process: 'empty',
+  },
+};

shyftBlockExplorerUI/config/webpackDevServer.config.js

@@ -0,0 +1,95 @@
+'use strict';
+
+const errorOverlayMiddleware = require('react-dev-utils/errorOverlayMiddleware');
+const noopServiceWorkerMiddleware = require('react-dev-utils/noopServiceWorkerMiddleware');
+const ignoredFiles = require('react-dev-utils/ignoredFiles');
+const config = require('./webpack.config.dev');
+const paths = require('./paths');
+
+const protocol = process.env.HTTPS === 'true' ? 'https' : 'http';
+const host = process.env.HOST || '0.0.0.0';
+
+module.exports = function(proxy, allowedHost) {
+  return {
+    // WebpackDevServer 2.4.3 introduced a security fix that prevents remote
+    // websites from potentially accessing local content through DNS rebinding:
+    // https://github.com/webpack/webpack-dev-server/issues/887
+    // https://medium.com/webpack/webpack-dev-server-middleware-security-issues-1489d950874a
+    // However, it made several existing use cases such as development in cloud
+    // environment or subdomains in development significantly more complicated:
+    // https://github.com/facebookincubator/create-react-app/issues/2271
+    // https://github.com/facebookincubator/create-react-app/issues/2233
+    // While we're investigating better solutions, for now we will take a
+    // compromise. Since our WDS configuration only serves files in the `public`
+    // folder we won't consider accessing them a vulnerability. However, if you
+    // use the `proxy` feature, it gets more dangerous because it can expose
+    // remote code execution vulnerabilities in backends like Django and Rails.
+    // So we will disable the host check normally, but enable it if you have
+    // specified the `proxy` setting. Finally, we let you override it if you
+    // really know what you're doing with a special environment variable.
+    disableHostCheck:
+      !proxy || process.env.DANGEROUSLY_DISABLE_HOST_CHECK === 'true',
+    // Enable gzip compression of generated files.
+    compress: true,
+    // Silence WebpackDevServer's own logs since they're generally not useful.
+    // It will still show compile warnings and errors with this setting.
+    clientLogLevel: 'none',
+    // By default WebpackDevServer serves physical files from current directory
+    // in addition to all the virtual build products that it serves from memory.
+    // This is confusing because those files won’t automatically be available in
+    // production build folder unless we copy them. However, copying the whole
+    // project directory is dangerous because we may expose sensitive files.
+    // Instead, we establish a convention that only files in `public` directory
+    // get served. Our build script will copy `public` into the `build` folder.
+    // In `index.html`, you can get URL of `public` folder with %PUBLIC_URL%:
+    // <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
+    // In JavaScript code, you can access it with `process.env.PUBLIC_URL`.
+    // Note that we only recommend to use `public` folder as an escape hatch
+    // for files like `favicon.ico`, `manifest.json`, and libraries that are
+    // for some reason broken when imported through Webpack. If you just want to
+    // use an image, put it in `src` and `import` it from JavaScript instead.
+    contentBase: paths.appPublic,
+    // By default files from `contentBase` will not trigger a page reload.
+    watchContentBase: true,
+    // Enable hot reloading server. It will provide /sockjs-node/ endpoint
+    // for the WebpackDevServer client so it can learn when the files were
+    // updated. The WebpackDevServer client is included as an entry point
+    // in the Webpack development configuration. Note that only changes
+    // to CSS are currently hot reloaded. JS changes will refresh the browser.
+    hot: true,
+    // It is important to tell WebpackDevServer to use the same "root" path
+    // as we specified in the config. In development, we always serve from /.
+    publicPath: config.output.publicPath,
+    // WebpackDevServer is noisy by default so we emit custom message instead
+    // by listening to the compiler events with `compiler.plugin` calls above.
+    quiet: true,
+    // Reportedly, this avoids CPU overload on some systems.
+    // https://github.com/facebookincubator/create-react-app/issues/293
+    // src/node_modules is not ignored to support absolute imports
+    // https://github.com/facebookincubator/create-react-app/issues/1065
+    watchOptions: {
+      ignored: ignoredFiles(paths.appSrc),
+    },
+    // Enable HTTPS if the HTTPS environment variable is set to 'true'
+    https: protocol === 'https',
+    host: host,
+    overlay: false,
+    historyApiFallback: {
+      // Paths with dots should still use the history fallback.
+      // See https://github.com/facebookincubator/create-react-app/issues/387.
+      disableDotRule: true,
+    },
+    public: allowedHost,
+    proxy,
+    before(app) {
+      // This lets us open files from the runtime error overlay.
+      app.use(errorOverlayMiddleware());
+      // This service worker file is effectively a 'no-op' that will reset any
+      // previous service worker registered for the same host:port combination.
+      // We do this in development to avoid hitting the production cache if
+      // it used the same host and port.
+      // https://github.com/facebookincubator/create-react-app/issues/2272#issuecomment-302832432
+      app.use(noopServiceWorkerMiddleware());
+    },
+  };
+};

shyftBlockExplorerUI/package.json

@@ -0,0 +1,102 @@
+{
+  "name": "ui-geth",
+  "version": "0.1.0",
+  "private": true,
+  "dependencies": {
+    "autoprefixer": "7.1.6",
+    "axios": "^0.18.0",
+    "babel-core": "6.26.0",
+    "babel-eslint": "7.2.3",
+    "babel-jest": "20.0.3",
+    "babel-loader": "7.1.2",
+    "babel-preset-react-app": "^3.1.1",
+    "babel-runtime": "6.26.0",
+    "case-sensitive-paths-webpack-plugin": "2.1.1",
+    "chalk": "1.1.3",
+    "css-loader": "0.28.7",
+    "dotenv": "4.0.0",
+    "dotenv-expand": "4.2.0",
+    "eslint": "4.10.0",
+    "eslint-config-react-app": "^2.1.0",
+    "eslint-loader": "1.9.0",
+    "eslint-plugin-flowtype": "2.39.1",
+    "eslint-plugin-import": "2.8.0",
+    "eslint-plugin-jsx-a11y": "5.1.1",
+    "eslint-plugin-react": "7.4.0",
+    "extract-text-webpack-plugin": "3.0.2",
+    "file-loader": "1.1.5",
+    "fs-extra": "3.0.1",
+    "html-webpack-plugin": "2.29.0",
+    "jest": "20.0.4",
+    "object-assign": "4.1.1",
+    "postcss-flexbugs-fixes": "3.2.0",
+    "postcss-loader": "2.0.8",
+    "promise": "8.0.1",
+    "raf": "3.4.0",
+    "react": "^16.3.1",
+    "react-dev-utils": "^5.0.1",
+    "react-dom": "^16.3.1",
+    "react-router-dom": "^4.2.2",
+    "resolve": "1.6.0",
+    "style-loader": "0.19.0",
+    "sw-precache-webpack-plugin": "0.11.4",
+    "url-loader": "0.6.2",
+    "webpack": "3.8.1",
+    "webpack-dev-server": "2.9.4",
+    "webpack-manifest-plugin": "1.3.2",
+    "whatwg-fetch": "2.0.3"
+  },
+  "scripts": {
+    "start": "node scripts/start.js",
+    "build": "node scripts/build.js",
+    "test": "node scripts/test.js --env=jsdom"
+  },
+  "description": "This project was bootstrapped with [Create React App](https://github.com/facebookincubator/create-react-app).",
+  "main": "index.js",
+  "devDependencies": {},
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "jest": {
+    "collectCoverageFrom": [
+      "src/**/*.{js,jsx,mjs}"
+    ],
+    "setupFiles": [
+      "<rootDir>/config/polyfills.js"
+    ],
+    "testMatch": [
+      "<rootDir>/src/**/__tests__/**/*.{js,jsx,mjs}",
+      "<rootDir>/src/**/?(*.)(spec|test).{js,jsx,mjs}"
+    ],
+    "testEnvironment": "node",
+    "testURL": "http://localhost",
+    "transform": {
+      "^.+\\.(js|jsx|mjs)$": "<rootDir>/node_modules/babel-jest",
+      "^.+\\.css$": "<rootDir>/config/jest/cssTransform.js",
+      "^(?!.*\\.(js|jsx|mjs|css|json)$)": "<rootDir>/config/jest/fileTransform.js"
+    },
+    "transformIgnorePatterns": [
+      "[/\\\\]node_modules[/\\\\].+\\.(js|jsx|mjs)$"
+    ],
+    "moduleNameMapper": {
+      "^react-native$": "react-native-web"
+    },
+    "moduleFileExtensions": [
+      "web.js",
+      "js",
+      "json",
+      "web.jsx",
+      "jsx",
+      "node",
+      "mjs"
+    ]
+  },
+  "babel": {
+    "presets": [
+      "react-app"
+    ]
+  },
+  "eslintConfig": {
+    "extends": "react-app"
+  }
+}

shyftBlockExplorerUI/public/index.html

@@ -0,0 +1,45 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <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 added to the
+      homescreen on Android. See https://developers.google.com/web/fundamentals/engage-and-retain/web-app-manifest/
+    -->
+    <link href="https://fonts.googleapis.com/css?family=Roboto" rel="stylesheet">
+    <link rel="manifest" href="%PUBLIC_URL%/manifest.json">
+    <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
+    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
+    <!--
+      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>React App</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>
+  <script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
+<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
+</html>

shyftBlockExplorerUI/public/manifest.json

@@ -0,0 +1,15 @@
+{
+  "short_name": "React App",
+  "name": "Create React App Sample",
+  "icons": [
+    {
+      "src": "favicon.ico",
+      "sizes": "64x64 32x32 24x24 16x16",
+      "type": "image/x-icon"
+    }
+  ],
+  "start_url": "./index.html",
+  "display": "standalone",
+  "theme_color": "#000000",
+  "background_color": "#ffffff"
+}

shyftBlockExplorerUI/scripts/build.js

@@ -0,0 +1,150 @@
+'use strict';
+
+// Do this as the first thing so that any code reading it knows the right env.
+process.env.BABEL_ENV = 'production';
+process.env.NODE_ENV = 'production';
+
+// Makes the script crash on unhandled rejections instead of silently
+// ignoring them. In the future, promise rejections that are not handled will
+// terminate the Node.js process with a non-zero exit code.
+process.on('unhandledRejection', err => {
+  throw err;
+});
+
+// Ensure environment variables are read.
+require('../config/env');
+
+const path = require('path');
+const chalk = require('chalk');
+const fs = require('fs-extra');
+const webpack = require('webpack');
+const config = require('../config/webpack.config.prod');
+const paths = require('../config/paths');
+const checkRequiredFiles = require('react-dev-utils/checkRequiredFiles');
+const formatWebpackMessages = require('react-dev-utils/formatWebpackMessages');
+const printHostingInstructions = require('react-dev-utils/printHostingInstructions');
+const FileSizeReporter = require('react-dev-utils/FileSizeReporter');
+const printBuildError = require('react-dev-utils/printBuildError');
+
+const measureFileSizesBeforeBuild =
+  FileSizeReporter.measureFileSizesBeforeBuild;
+const printFileSizesAfterBuild = FileSizeReporter.printFileSizesAfterBuild;
+const useYarn = fs.existsSync(paths.yarnLockFile);
+
+// These sizes are pretty large. We'll warn for bundles exceeding them.
+const WARN_AFTER_BUNDLE_GZIP_SIZE = 512 * 1024;
+const WARN_AFTER_CHUNK_GZIP_SIZE = 1024 * 1024;
+
+// Warn and crash if required files are missing
+if (!checkRequiredFiles([paths.appHtml, paths.appIndexJs])) {
+  process.exit(1);
+}
+
+// First, read the current file sizes in build directory.
+// This lets us display how much they changed later.
+measureFileSizesBeforeBuild(paths.appBuild)
+  .then(previousFileSizes => {
+    // Remove all content but keep the directory so that
+    // if you're in it, you don't end up in Trash
+    fs.emptyDirSync(paths.appBuild);
+    // Merge with the public folder
+    copyPublicFolder();
+    // Start the webpack build
+    return build(previousFileSizes);
+  })
+  .then(
+    ({ stats, previousFileSizes, warnings }) => {
+      if (warnings.length) {
+        console.log(chalk.yellow('Compiled with warnings.\n'));
+        console.log(warnings.join('\n\n'));
+        console.log(
+          '\nSearch for the ' +
+            chalk.underline(chalk.yellow('keywords')) +
+            ' to learn more about each warning.'
+        );
+        console.log(
+          'To ignore, add ' +
+            chalk.cyan('// eslint-disable-next-line') +
+            ' to the line before.\n'
+        );
+      } else {
+        console.log(chalk.green('Compiled successfully.\n'));
+      }
+
+      console.log('File sizes after gzip:\n');
+      printFileSizesAfterBuild(
+        stats,
+        previousFileSizes,
+        paths.appBuild,
+        WARN_AFTER_BUNDLE_GZIP_SIZE,
+        WARN_AFTER_CHUNK_GZIP_SIZE
+      );
+      console.log();
+
+      const appPackage = require(paths.appPackageJson);
+      const publicUrl = paths.publicUrl;
+      const publicPath = config.output.publicPath;
+      const buildFolder = path.relative(process.cwd(), paths.appBuild);
+      printHostingInstructions(
+        appPackage,
+        publicUrl,
+        publicPath,
+        buildFolder,
+        useYarn
+      );
+    },
+    err => {
+      console.log(chalk.red('Failed to compile.\n'));
+      printBuildError(err);
+      process.exit(1);
+    }
+  );
+
+// Create the production build and print the deployment instructions.
+function build(previousFileSizes) {
+  console.log('Creating an optimized production build...');
+
+  let compiler = webpack(config);
+  return new Promise((resolve, reject) => {
+    compiler.run((err, stats) => {
+      if (err) {
+        return reject(err);
+      }
+      const messages = formatWebpackMessages(stats.toJson({}, true));
+      if (messages.errors.length) {
+        // Only keep the first error. Others are often indicative
+        // of the same problem, but confuse the reader with noise.
+        if (messages.errors.length > 1) {
+          messages.errors.length = 1;
+        }
+        return reject(new Error(messages.errors.join('\n\n')));
+      }
+      if (
+        process.env.CI &&
+        (typeof process.env.CI !== 'string' ||
+          process.env.CI.toLowerCase() !== 'false') &&
+        messages.warnings.length
+      ) {
+        console.log(
+          chalk.yellow(
+            '\nTreating warnings as errors because process.env.CI = true.\n' +
+              'Most CI servers set it automatically.\n'
+          )
+        );
+        return reject(new Error(messages.warnings.join('\n\n')));
+      }
+      return resolve({
+        stats,
+        previousFileSizes,
+        warnings: messages.warnings,
+      });
+    });
+  });
+}
+
+function copyPublicFolder() {
+  fs.copySync(paths.appPublic, paths.appBuild, {
+    dereference: true,
+    filter: file => file !== paths.appHtml,
+  });
+}

shyftBlockExplorerUI/scripts/start.js

@@ -0,0 +1,107 @@
+'use strict';
+
+// Do this as the first thing so that any code reading it knows the right env.
+process.env.BABEL_ENV = 'development';
+process.env.NODE_ENV = 'development';
+
+// Makes the script crash on unhandled rejections instead of silently
+// ignoring them. In the future, promise rejections that are not handled will
+// terminate the Node.js process with a non-zero exit code.
+process.on('unhandledRejection', err => {
+  throw err;
+});
+
+// Ensure environment variables are read.
+require('../config/env');
+
+const fs = require('fs');
+const chalk = require('chalk');
+const webpack = require('webpack');
+const WebpackDevServer = require('webpack-dev-server');
+const clearConsole = require('react-dev-utils/clearConsole');
+const checkRequiredFiles = require('react-dev-utils/checkRequiredFiles');
+const {
+  choosePort,
+  createCompiler,
+  prepareProxy,
+  prepareUrls,
+} = require('react-dev-utils/WebpackDevServerUtils');
+const openBrowser = require('react-dev-utils/openBrowser');
+const paths = require('../config/paths');
+const config = require('../config/webpack.config.dev');
+const createDevServerConfig = require('../config/webpackDevServer.config');
+
+const useYarn = fs.existsSync(paths.yarnLockFile);
+const isInteractive = process.stdout.isTTY;
+
+// Warn and crash if required files are missing
+if (!checkRequiredFiles([paths.appHtml, paths.appIndexJs])) {
+  process.exit(1);
+}
+
+// Tools like Cloud9 rely on this.
+const DEFAULT_PORT = parseInt(process.env.PORT, 10) || 3000;
+const HOST = process.env.HOST || '0.0.0.0';
+
+if (process.env.HOST) {
+  console.log(
+    chalk.cyan(
+      `Attempting to bind to HOST environment variable: ${chalk.yellow(
+        chalk.bold(process.env.HOST)
+      )}`
+    )
+  );
+  console.log(
+    `If this was unintentional, check that you haven't mistakenly set it in your shell.`
+  );
+  console.log(`Learn more here: ${chalk.yellow('http://bit.ly/2mwWSwH')}`);
+  console.log();
+}
+
+// We attempt to use the default port but if it is busy, we offer the user to
+// run on a different port. `choosePort()` Promise resolves to the next free port.
+choosePort(HOST, DEFAULT_PORT)
+  .then(port => {
+    if (port == null) {
+      // We have not found a port.
+      return;
+    }
+    const protocol = process.env.HTTPS === 'true' ? 'https' : 'http';
+    const appName = require(paths.appPackageJson).name;
+    const urls = prepareUrls(protocol, HOST, port);
+    // Create a webpack compiler that is configured with custom messages.
+    const compiler = createCompiler(webpack, config, appName, urls, useYarn);
+    // Load proxy config
+    const proxySetting = require(paths.appPackageJson).proxy;
+    const proxyConfig = prepareProxy(proxySetting, paths.appPublic);
+    // Serve webpack assets generated by the compiler over a web sever.
+    const serverConfig = createDevServerConfig(
+      proxyConfig,
+      urls.lanUrlForConfig
+    );
+    const devServer = new WebpackDevServer(compiler, serverConfig);
+    // Launch WebpackDevServer.
+    devServer.listen(port, HOST, err => {
+      if (err) {
+        return console.log(err);
+      }
+      if (isInteractive) {
+        clearConsole();
+      }
+      console.log(chalk.cyan('Starting the development server...\n'));
+      openBrowser(urls.localUrlForBrowser);
+    });
+
+    ['SIGINT', 'SIGTERM'].forEach(function(sig) {
+      process.on(sig, function() {
+        devServer.close();
+        process.exit();
+      });
+    });
+  })
+  .catch(err => {
+    if (err && err.message) {
+      console.log(err.message);
+    }
+    process.exit(1);
+  });

shyftBlockExplorerUI/scripts/test.js

@@ -0,0 +1,27 @@
+'use strict';
+
+// Do this as the first thing so that any code reading it knows the right env.
+process.env.BABEL_ENV = 'test';
+process.env.NODE_ENV = 'test';
+process.env.PUBLIC_URL = '';
+
+// Makes the script crash on unhandled rejections instead of silently
+// ignoring them. In the future, promise rejections that are not handled will
+// terminate the Node.js process with a non-zero exit code.
+process.on('unhandledRejection', err => {
+  throw err;
+});
+
+// Ensure environment variables are read.
+require('../config/env');
+
+const jest = require('jest');
+let argv = process.argv.slice(2);
+
+// Watch unless on CI or in coverage mode
+if (!process.env.CI && argv.indexOf('--coverage') < 0) {
+  argv.push('--watch');
+}
+
+
+jest.run(argv);

shyftBlockExplorerUI/src/App.test.js

@@ -0,0 +1,9 @@
+import React from 'react';
+import ReactDOM from 'react-dom';
+import App from './App';
+
+it('renders without crashing', () => {
+  const div = document.createElement('div');
+  ReactDOM.render(<App />, div);
+  ReactDOM.unmountComponentAtNode(div);
+});

shyftBlockExplorerUI/src/TestData/testdata.js

@@ -0,0 +1,30 @@
+export const TxData = 
+ [{
+    TxHash: "0x0346d5d68e3de730d40158d6166ed03d7da65587059565fd7fdc4bdaea00d137",
+    Block: 5445429,
+    Age: "1 min ago",
+    From: "0x2fcc226c1dd2f6cd9de10e4054dfd69ed131d030",
+    To: "0xf3586684107ce0859c44aa2b2e0fb8cd8731a15a",
+    Value: "1.99 Ether",
+    TxFee: 0.00197424,
+  }
+  , {
+    TxHash: "0x0346d5d68e3de730d40158d6166ed03d7da65587059565fd7fdc4bdaea00d137",
+    Block: 5445429,
+    Age: "1 min ago",
+    From: "0x2fcc226c1dd2f6cd9de10e4054dfd69ed131d030",
+    To: "0xf3586684107ce0859c44aa2b2e0fb8cd8731a15a",
+    Value: "1.99 Ether",
+    TxFee: 0.00197424,
+  }
+ , {
+    TxHash: "0x0346d5d68e3de730d40158d6166ed03d7da65587059565fd7fdc4bdaea00d137",
+    Block: 5445429,
+    Age: "1 min ago",
+    From: "0x2fcc226c1dd2f6cd9de10e4054dfd69ed131d030",
+    To: "0xf3586684107ce0859c44aa2b2e0fb8cd8731a15a",
+    Value: "1.99 Ether",
+    TxFee: 0.00197424,
+  }];
+  
+

shyftBlockExplorerUI/src/components/home/home.css

@@ -0,0 +1,31 @@
+.Home{
+    margin-top: 10%;
+    text-align: center;
+    margin-left: 12%;
+    width: 75%;
+    height: 350px;
+    box-sizing: border-box;
+    align-content: center;
+    box-shadow: 0 2px 2px 0 rgba(0,0,0,0.16), 0 0 0 1px rgba(0,0,0,0.08);
+}
+
+.Greeting {
+    display: block;
+}
+
+.Transactions {
+    display: inline-block;
+    font-size: 1rem;
+    margin-right: 5px;
+}
+
+.BlockButton {
+    background-color: darkorange;
+    border-color: darkorange;
+}
+
+.Blocks {
+    display: inline-block;
+    font-size: 1rem;
+}
+

shyftBlockExplorerUI/src/components/home/home.js

@@ -0,0 +1,21 @@
+import React from "react";
+import classes from './home.css';
+import { Link } from 'react-router-dom'
+
+const home = props => {
+
+    const combinedClasses = ["btn", "btn-primary", classes.BlockButton]
+    return (
+       <div className={classes.Home}>
+            <span className={classes.Greeting}>THIS IS A WIP</span>
+           <div className={classes.Transactions}>
+               <Link to="/transactions"><button className="btn btn-primary">Transactions</button></Link>
+           </div>
+           <div className={classes.Blocks}>
+               <Link to="/blocks"><button className={combinedClasses.join(" ")}>Blocks</button></Link>
+           </div>
+       </div>
+    );
+};
+
+export default home;

shyftBlockExplorerUI/src/components/nav/blockHeaders/blockDetailHeader.js

@@ -0,0 +1,12 @@
+import React from 'react';
+import classes from '../nav.css';
+
+const blocksDetailHeader = (props) => {
+    return (
+        <div className={classes.Secondary}>
+            <span className={classes.Transactions}>Block# {props.blockNumber}</span>
+        </div>
+    )
+}
+
+export default blocksDetailHeader;

shyftBlockExplorerUI/src/components/nav/blockHeaders/blockHeader.js

@@ -0,0 +1,12 @@
+import React from 'react';
+import classes from '../nav.css';
+
+const blocksHeader = (props) => {
+    return (
+        <div className={classes.Secondary}>
+            <span className={classes.Transactions}>Blocks</span>
+        </div>
+    )
+}
+
+export default blocksHeader;

shyftBlockExplorerUI/src/components/nav/nav.css

@@ -0,0 +1,21 @@
+.Secondary {
+    display: block;
+    width:100%;
+    height: 100px;
+    background-color: rgb(244, 244, 244);
+}
+
+.Transactions {
+    font-size: 20px;
+    padding-top: 25px;
+    padding-left: 15px;
+    float: left;
+}
+
+.bg-light {
+    background-color: #fff !important;
+}
+
+.TopBar {
+    font-size: 1.5rem;
+}

shyftBlockExplorerUI/src/components/nav/nav.js

@@ -0,0 +1,24 @@
+import React from "react";
+import classes from './nav.css';
+
+const navBar = props => {
+    let combinedClasses = ["navbar-brand", classes.TopBar];
+  return (
+    <nav className="navbar navbar-light justify-content-between">
+      <a className={combinedClasses.join(" ")}>Block Explorer Test UI</a>
+      {/* <form className="form-inline">
+        <input
+          className="form-control mr-sm-2"
+          type="search"
+          placeholder="Search"
+          aria-label="Search"
+        />
+        <button className="btn btn-outline-success my-2 my-sm-0" type="submit">
+          Search
+        </button>
+      </form> */}
+    </nav>
+  );
+};
+
+export default navBar;

shyftBlockExplorerUI/src/components/nav/transactionHeader/transactionDetailHeader.js

@@ -0,0 +1,12 @@
+import React from 'react';
+import classes from '../nav.css';
+
+const transactionDetailHeader = (props) => {
+    return (
+        <div className={classes.Secondary}>
+            <span className={classes.Transactions}>Transaction</span>
+        </div>
+    )
+}
+
+export default transactionDetailHeader;

shyftBlockExplorerUI/src/components/nav/transactionHeader/transactionHeader.js

@@ -0,0 +1,12 @@
+import React from 'react';
+import classes from '../nav.css';
+
+const transactionHeader = (props) => {
+    return (
+        <div className={classes.Secondary}>
+        <span className={classes.Transactions}>Transactions</span>
+      </div>
+    )
+}
+
+export default transactionHeader;

shyftBlockExplorerUI/src/components/table/blocks/blockRows.js

@@ -0,0 +1,62 @@
+import React, { Component } from 'react';
+import BlockTable from './blockTable';
+import classes from './table.css';
+import axios from "axios/index";
+
+class BlocksTable extends Component {
+    constructor(props) {
+        super(props);
+        this.state = {
+            data: []
+        };
+    }
+
+    async componentDidMount() {
+        try {
+            const response = await axios.get("http://localhost:8080/api/get_all_blocks")
+            await this.setState({data: response.data});
+        } catch (err) {
+            console.log(err);
+        }
+    }
+
+
+    render() {
+        const table = this.state.data.map((data, i) => {
+            return <BlockTable
+                key={data.Hash[i]}
+                Hash={data.Hash}
+                Number={data.Number}
+                Coinbase={data.Coinbase}
+                Age={data.Age}
+                GasUsed={data.GasUsed}
+                GasLimit={data.GasLimit}
+                UncleCount={data.UncleCount}
+                TxCount={data.TxCount}
+                detailBlockHandler={this.props.detailBlockHandler}
+            />
+        })
+
+        let combinedClasses = ['responsive-table', classes.table];
+        return (
+            <table className={combinedClasses.join(' ')}>
+                <thead className={classes.tHead}>
+                <tr>
+                    <th scope="col">Height</th>
+                    <th scope="col">Block Hash</th>
+                    <th scope="col">Age</th>
+                    <th scope="col">Txn</th>
+                    <th scope="col">Uncles</th>
+                    <th scope="col">Coinbase</th>
+                    <th scope="col">GasUsed</th>
+                    <th scope="col">GasLimit</th>
+                    <th scope="col">Avg.GasPrice</th>
+                    <th scope="col">Reward</th>
+                </tr>
+                </thead>
+                {table}
+            </table>
+        );
+    }
+}
+export default BlocksTable;

shyftBlockExplorerUI/src/components/table/blocks/blockTable.js

@@ -0,0 +1,27 @@
+import React, { Component } from 'react';
+import classes from './table.css';
+import arrow from '../../assets/arrow_right.png';
+import { Link } from 'react-router-dom'
+
+const BlockTable = (props) => {
+    return (
+          <tbody key={props.key}>
+            <tr>
+                <td><Link to="/blocks/detail" onClick={() => props.detailBlockHandler(props.Number)}>
+                    {props.Number}
+                </Link></td>
+                <td className={classes.addressTag}>{props.Hash}</td>
+                <td>{props.Age}</td>
+                <td>{props.TxCount}</td>
+                <td>{props.UncleCount}</td>
+                <td className={classes.addressTag}>{props.Coinbase}</td>
+                <td>{props.GasUsed}</td>
+                <td>{props.GasLimit}</td>
+                <td>12.01</td>
+                <td>3.2</td>
+            </tr>
+            </tbody>
+    )
+}
+
+export default BlockTable;

shyftBlockExplorerUI/src/components/table/blocks/blocksDetailsRow.js

@@ -0,0 +1,75 @@
+import React, { Component } from 'react';
+import classes from './table.css';
+
+class DetailBlockTable extends Component {
+
+    render() {
+        let data = this.props.data
+        let combinedClasses = ['responsive-table', classes.table];
+        return (
+            <table className={combinedClasses.join(' ')}>
+                <tr>
+                    <th scope="col">Height:</th>
+                    <td>{data.Number}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Age:</th>
+                    <td>{data.Age}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Txn:</th>
+                    <td>{data.TxCount} transactions</td>
+                </tr>
+                <tr>
+                    <th scope="col">Block Hash:</th>
+                    <td>{data.Hash}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Parent Hash:</th>
+                    <td>{data.ParentHash}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Uncle Hash:</th>
+                    <td>{data.UncleHash}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Uncle Count:</th>
+                    <td>{data.UncleCount}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Coinbase:</th>
+                    <td>{data.Coinbase}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Difficulty:</th>
+                    <td>{data.Difficulty}</td>
+                </tr>
+                <tr>
+                    <th scope="col">GasUsed:</th>
+                    <td>{data.GasUsed}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Size:</th>
+                    <td>{data.Size}ytes</td>
+                </tr>
+                <tr>
+                    <th scope="col">GasUsed:</th>
+                    <td>{data.GasUsed}</td>
+                </tr>
+                <tr>
+                    <th scope="col">GasLimit:</th>
+                    <td>{data.GasLimit}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Nonce:</th>
+                    <td>{data.Nonce}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Reward:</th>
+                    <td>TBD</td>
+                </tr>
+            </table>
+        );
+    }
+}
+export default DetailBlockTable;

shyftBlockExplorerUI/src/components/table/blocks/table.css

@@ -0,0 +1,60 @@
+.table {
+    border-spacing: 100rem;
+    width: 100%;
+    margin-top: 50px;
+}
+
+.tHead {
+    font-size: 1rem;
+}
+
+th {
+    background-color: aliceblue;
+    padding-right: 10px;
+}
+
+.addressTag {
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 132px;
+}
+
+.ageTag{
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 80px;
+}
+
+.fromTag{
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 100px;
+}
+
+.toTag{
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 100px;
+}
+
+.valueTag{
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 80px;
+}
+
+.arrow {
+    width: 25px;
+    height: 25px;
+    margin-left: 15px;
+}

shyftBlockExplorerUI/src/components/table/transactions/table.css

@@ -0,0 +1,60 @@
+.table {
+    border-spacing: 100rem;
+    width: 100%;
+    margin-top: 50px;
+}
+
+.tHead {
+    font-size: 1rem;
+}
+
+th {
+    background-color: aliceblue;
+    padding-right: 10px;
+}
+
+.addressTag {
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 132px;
+}
+
+.ageTag{
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 80px;
+}
+
+.fromTag{
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 100px;
+}
+
+.toTag{
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 100px;
+}
+
+.valueTag{
+    display: inline-block;
+    vertical-align: bottom;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 80px;
+}
+
+.arrow {
+    width: 25px;
+    height: 25px;
+    margin-left: 15px;
+}

shyftBlockExplorerUI/src/components/table/transactions/transactionDetailsRow.js

@@ -0,0 +1,75 @@
+import React, { Component } from 'react';
+import classes from './table.css';
+
+class DetailTransactionTable extends Component {
+
+    render() {
+        let data = this.props.data
+        let combinedClasses = ['responsive-table', classes.table];
+        return (
+            <table className={combinedClasses.join(' ')}>
+                <tr>
+                    <th scope="col">TxHash:</th>
+                    <td>{data.TxHash}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Age:</th>
+                    <td>{data.Age}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Txn:</th>
+                    <td>{data.TxCount} transactions</td>
+                </tr>
+                <tr>
+                    <th scope="col">Block Hash:</th>
+                    <td>{data.Hash}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Parent Hash:</th>
+                    <td>{data.ParentHash}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Uncle Hash:</th>
+                    <td>{data.UncleHash}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Uncle Count:</th>
+                    <td>{data.UncleCount}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Coinbase:</th>
+                    <td>{data.Coinbase}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Difficulty:</th>
+                    <td>{data.Difficulty}</td>
+                </tr>
+                <tr>
+                    <th scope="col">GasUsed:</th>
+                    <td>{data.GasUsed}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Size:</th>
+                    <td>{data.Size}ytes</td>
+                </tr>
+                <tr>
+                    <th scope="col">GasUsed:</th>
+                    <td>{data.GasUsed}</td>
+                </tr>
+                <tr>
+                    <th scope="col">GasLimit:</th>
+                    <td>{data.GasLimit}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Nonce:</th>
+                    <td>{data.Nonce}</td>
+                </tr>
+                <tr>
+                    <th scope="col">Reward:</th>
+                    <td>TBD</td>
+                </tr>
+            </table>
+        );
+    }
+}
+export default DetailTransactionTable;

shyftBlockExplorerUI/src/components/table/transactions/transactionRow.js

@@ -0,0 +1,58 @@
+import React, { Component } from 'react';
+import TransactionsTable from './transactionTable';
+import classes from './table.css';
+import axios from "axios/index";
+
+class TransactionTable extends Component {
+    constructor(props) {
+        super(props);
+        this.state = {
+            data: []
+        };
+    }
+
+    async componentDidMount() {
+        try {
+            const response = await axios.get(
+                "http://localhost:8080/api/get_all_transactions")
+            await this.setState({data: response.data});
+        } catch (err) {
+            console.log(err);
+        }
+    }
+
+
+    render() {
+
+        const table = this.state.data.map((data, i) => {
+            return <TransactionsTable
+                key={data.TxHash[i]}
+                txHash={data.TxHash}
+                blockNumber={data.BlockNumber}
+                to={data.To}
+                from={data.From}
+                value={data.Amount}
+                cost={data.Cost}
+            />
+        })
+
+        let combinedClasses = ['responsive-table', classes.table];
+        return (
+            <table className={combinedClasses.join(' ')}>
+                <thead className={classes.tHead}>
+                <tr>
+                    <th scope="col">TxHash</th>
+                    <th scope="col">Block</th>
+                    <th scope="col">Age</th>
+                    <th scope="col">From</th>
+                    <th scope="col">To</th>
+                    <th scope="col">Value</th>
+                    <th scope="col">TxFee</th>
+                </tr>
+                </thead>
+                {table}
+            </table>
+        );
+    }
+}
+export default TransactionTable;

shyftBlockExplorerUI/src/components/table/transactions/transactionTable.js

@@ -0,0 +1,26 @@
+import React, { Component } from 'react';
+import classes from './table.css';
+import arrow from '../../assets/arrow_right.png';
+import { Link } from 'react-router-dom'
+
+const TransactionTable = (props) => {
+    return (
+          <tbody>
+            <tr>
+                <td className={classes.addressTag}>
+                    <Link to="/transaction/details" onClick={() => props.detailTransactionHandler(props.txHash)}>
+                        {props.txHash}</Link>
+                </td>
+                <td>{props.blockNumber}</td>
+                <td>30 secs ago</td>
+                <td className={classes.fromTag}>{props.from}</td>
+                <img className={classes.arrow} src={arrow}/>
+                <td>{props.to}</td>
+                <td>{props.value}</td>
+                <td>{props.cost}</td>
+            </tr>
+            </tbody>
+    )
+}
+
+export default TransactionTable;

shyftBlockExplorerUI/src/constants/apiURL.js

@@ -0,0 +1 @@
+export const API_URL = 'http://localhost:8080/api';

shyftBlockExplorerUI/src/containers/App.css

@@ -0,0 +1,28 @@
+.App {
+  text-align: center;
+}
+
+body {
+  font-size: 14px;
+  font-family: 'Roboto', sans-serif;
+}
+
+.App-header {
+  background-color: #222;
+  height: 150px;
+  padding: 20px;
+  color: white;
+}
+
+.App-title {
+  font-size: 1.5em;
+}
+
+.App-intro {
+  font-size: large;
+}
+
+@keyframes App-logo-spin {
+  from { transform: rotate(0deg); }
+  to { transform: rotate(360deg); }
+}

shyftBlockExplorerUI/src/containers/App.js

@@ -0,0 +1,93 @@
+import React, { Component } from "react";
+import axios from 'axios';
+import Nav from "../components/nav/nav";
+import { BrowserRouter, Route, Link } from 'react-router-dom'
+import TransactionRow from '../components/table/transactions/transactionRow';
+import BlocksRow from '../components/table/blocks/blockRows';
+import DetailBlockHeader from '../components/table/blocks/blocksDetailsRow';
+import TransactionHeader from "../components/nav/transactionHeader/transactionHeader";
+import TransactionDetailHeader from "../components/nav/transactionHeader/transactionDetailHeader";
+import BlockDetailHeader from "../components/nav/blockHeaders/blockDetailHeader";
+import BlockHeader from "../components/nav/blockHeaders/blockHeader";
+import Home from '../components/home/home';
+import DetailTransactionTable from "../components/table/transactions/transactionDetailsRow";
+
+class App extends Component {
+  constructor(props) {
+    super(props);
+    this.state = {
+        blockDetailData: [],
+        transactionDetailData: []
+    };
+  }
+
+    detailBlockHandler = async(blockNumber) => {
+        try {
+            const response = await axios.get(`http://localhost:8080/api/get_block/${blockNumber}`)
+            await this.setState({ blockDetailData: response.data })
+        }
+        catch(error) {
+           console.log(error)
+        }
+    }
+
+    detailTransactionHandler = async(txHash) => {
+        try {
+            const response = await axios.get(`http://localhost:8080/api/get_transaction/${txHash}`)
+            await this.setState({ transactionDetailData: response.data })
+        }
+        catch(error) {
+            console.log(error)
+        }
+    }
+
+  render() {
+    return (
+        <BrowserRouter>
+      <div className="container">
+        <Nav />
+
+          <Route path="/" exact render={({ match }) =>
+              <Home/>}
+          />
+
+          <Route path="/transactions" render={({match}) =>
+              <div>
+                  <TransactionHeader />
+                  <TransactionRow detailTransactionHandler={this.detailTransactionHandler}/>
+              </div>}
+          />
+
+          <Route path="/blocks" exact render={({match}) =>
+              <div>
+                  <BlockHeader/>
+                  <BlocksRow detailBlockHandler={this.detailBlockHandler}/>
+              </div>}
+          />
+
+          <Route path="/transaction/details" exact render={({match}) =>
+              <div>
+                  <TransactionDetailHeader
+                    txHash={this.state.transactionDetailData.TxHash}/>
+                  <DetailTransactionTable
+                    data={this.state.transactionDetailData}/>
+              </div>}
+          />
+
+          <Route path="/blocks/detail" exact render={({match}) =>
+              <div>
+                  <BlockDetailHeader
+                      blockNumber={this.state.blockDetailData.Number}/>
+                  <DetailBlockHeader
+                      data={this.state.blockDetailData}/>
+              </div>}
+          />
+
+
+      </div>
+        </BrowserRouter>
+    );
+  }
+}
+
+export default App;

shyftBlockExplorerUI/src/index.css

@@ -0,0 +1,5 @@
+body {
+  margin: 0;
+  padding: 0;
+  font-family: sans-serif;
+}

shyftBlockExplorerUI/src/index.js

@@ -0,0 +1,8 @@
+import React from 'react';
+import ReactDOM from 'react-dom';
+import './index.css';
+import App from './containers/App';
+import registerServiceWorker from './registerServiceWorker';
+
+ReactDOM.render(<App />, document.getElementById('root'));
+registerServiceWorker();

shyftBlockExplorerUI/src/registerServiceWorker.js

@@ -0,0 +1,117 @@
+// In production, we register a service worker to serve assets from local cache.
+
+// This lets the app load faster on subsequent visits in production, and gives
+// it offline capabilities. However, it also means that developers (and users)
+// will only see deployed updates on the "N+1" visit to a page, since previously
+// cached resources are updated in the background.
+
+// To learn more about the benefits of this model, read https://goo.gl/KwvDNy.
+// This link also includes instructions on opting out of this behavior.
+
+const isLocalhost = Boolean(
+  window.location.hostname === 'localhost' ||
+    // [::1] is the IPv6 localhost address.
+    window.location.hostname === '[::1]' ||
+    // 127.0.0.1/8 is considered localhost for IPv4.
+    window.location.hostname.match(
+      /^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/
+    )
+);
+
+export default function register() {
+  if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {
+    // The URL constructor is available in all browsers that support SW.
+    const publicUrl = new URL(process.env.PUBLIC_URL, window.location);
+    if (publicUrl.origin !== window.location.origin) {
+      // Our service worker won't work if PUBLIC_URL is on a different origin
+      // from what our page is served on. This might happen if a CDN is used to
+      // serve assets; see https://github.com/facebookincubator/create-react-app/issues/2374
+      return;
+    }
+
+    window.addEventListener('load', () => {
+      const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
+
+      if (isLocalhost) {
+        // This is running on localhost. Lets check if a service worker still exists or not.
+        checkValidServiceWorker(swUrl);
+
+        // Add some additional logging to localhost, pointing developers to the
+        // service worker/PWA documentation.
+        navigator.serviceWorker.ready.then(() => {
+          console.log(
+            'This web app is being served cache-first by a service ' +
+              'worker. To learn more, visit https://goo.gl/SC7cgQ'
+          );
+        });
+      } else {
+        // Is not local host. Just register service worker
+        registerValidSW(swUrl);
+      }
+    });
+  }
+}
+
+function registerValidSW(swUrl) {
+  navigator.serviceWorker
+    .register(swUrl)
+    .then(registration => {
+      registration.onupdatefound = () => {
+        const installingWorker = registration.installing;
+        installingWorker.onstatechange = () => {
+          if (installingWorker.state === 'installed') {
+            if (navigator.serviceWorker.controller) {
+              // At this point, the old content will have been purged and
+              // the fresh content will have been added to the cache.
+              // It's the perfect time to display a "New content is
+              // available; please refresh." message in your web app.
+              console.log('New content is available; please refresh.');
+            } else {
+              // At this point, everything has been precached.
+              // It's the perfect time to display a
+              // "Content is cached for offline use." message.
+              console.log('Content is cached for offline use.');
+            }
+          }
+        };
+      };
+    })
+    .catch(error => {
+      console.error('Error during service worker registration:', error);
+    });
+}
+
+function checkValidServiceWorker(swUrl) {
+  // Check if the service worker can be found. If it can't reload the page.
+  fetch(swUrl)
+    .then(response => {
+      // Ensure service worker exists, and that we really are getting a JS file.
+      if (
+        response.status === 404 ||
+        response.headers.get('content-type').indexOf('javascript') === -1
+      ) {
+        // No service worker found. Probably a different app. Reload the page.
+        navigator.serviceWorker.ready.then(registration => {
+          registration.unregister().then(() => {
+            window.location.reload();
+          });
+        });
+      } else {
+        // Service worker found. Proceed as normal.
+        registerValidSW(swUrl);
+      }
+    })
+    .catch(() => {
+      console.log(
+        'No internet connection found. App is running in offline mode.'
+      );
+    });
+}
+
+export function unregister() {
+  if ('serviceWorker' in navigator) {
+    navigator.serviceWorker.ready.then(registration => {
+      registration.unregister();
+    });
+  }
+}

shyftDb/postgres_setup/create_tables.psql

@@ -6,6 +6,11 @@ CREATE TABLE IF NOT EXISTS blocks (
   txCount numeric,
   uncleCount numeric,
   age timestamp,
+  parentHash text,
+  uncleHash text,
+  difficulty bigint,
+  size text,
+  nonce numeric,
   number bigint
 );
 
@@ -14,14 +19,22 @@ CREATE TABLE IF NOT EXISTS txs (
   to_addr text,
   from_addr text,
   blockhash text references blocks(hash),
+  blocknumber text,
   amount numeric,
   gasprice numeric,
   gas numeric,
+  txFee numeric,
   nonce numeric,
+  isContract bool,
   data bytea
 );
 
 CREATE TABLE IF NOT EXISTS accounts (
   addr text primary key unique,
-  balance numeric
+  balance numeric,
+  txCountAccount numeric
+);
+
+CREATE TABLE IF NOT EXISTS contracts (
+  txHash text
 );

shyftDb/postgres_setup/drop_tables.psql

@@ -1,3 +1,4 @@
 DROP TABLE txs;
 DROP TABLE blocks;
 DROP TABLE accounts;
+DROP TABLE contracts;

shyftdb/shyft_database_util.go

@@ -9,7 +9,6 @@ import (
 	"time"
 	"strconv"
 	"database/sql"
-
 	"log"
 
 	_ "github.com/lib/pq"
@@ -25,6 +24,11 @@ type SBlock struct {
 	TxCount  string
 	UncleCount string
 	Age        string
+	ParentHash string
+	UncleHash string
+	Difficulty string
+	Size string
+	Nonce string
 }
 
 //blockRes struct
@@ -38,6 +42,7 @@ type blockRes struct {
 type SAccounts struct {
 	Addr    string
 	Balance string
+	TxCountAccount string
 }
 
 type accountRes struct {
@@ -55,6 +60,7 @@ type ShyftTxEntry struct {
 	Amount    *big.Int
 	GasPrice  *big.Int
 	Gas       uint64
+	Cost	  *big.Int
 	Nonce     uint64
 	Data      []byte
 }
@@ -68,9 +74,11 @@ type ShyftTxEntryPretty struct {
 	To        string
 	From      string
 	BlockHash string
+	BlockNumber string
 	Amount    uint64
 	GasPrice  uint64
 	Gas       uint64
+	Cost	  uint64
 	Nonce     uint64
 	Data      []byte
 }
@@ -86,16 +94,55 @@ type SendAndReceive struct {
 	Amount    string
 	Address   string
 	Balance   string
+	TxCountAccount string
 }
 
 //WriteBlock writes to block info to sql db
-func WriteBlock(sqldb *sql.DB, block *types.Block) error {
+	func WriteBlock(sqldb *sql.DB, block *types.Block, receipts []*types.Receipt) error {
+		//Need to create field in postgres db isContract : True || False
+		//Need to fix nonce numeric issue (attempt to reproduce and record)
+		//Need to update tx To Field where null with Contract Address
+		//Need to update account table with that Contract Address
+		//Need to update AccountNonce and Balance of Tx To field || Contract Address
+
 	coinbase := block.Header().Coinbase.String()
 	number := block.Header().Number.String()
 	gasUsed := block.Header().GasUsed
 	gasLimit := block.Header().GasLimit
 	txCount := block.Transactions().Len()
 	uncleCount := len(block.Uncles())
+	parentHash := block.ParentHash().String()
+	uncleHash := block.UncleHash().String()
+	blockDifficulty := block.Difficulty().String()
+	blockSize := block.Size().String()
+	blockNonce := block.Nonce()
+
+		// Convert the receipts into their storage form and serialize them
+		storageReceipts := make([]*types.ReceiptForStorage, len(receipts))
+		for i, receipt := range receipts {
+			storageReceipts[i] = (*types.ReceiptForStorage)(receipt)
+			var txHashFromReciept = (*types.ReceiptForStorage)(receipt).TxHash
+			var statusFromReciept = (*types.ReceiptForStorage)(receipt).Status
+			var contractAddressFromReciept = (*types.ReceiptForStorage)(receipt).ContractAddress
+			if statusFromReciept == 1 {
+				fmt.Println("THIS IS statusFromReciept", "SUCCESS", statusFromReciept)
+			}
+			if statusFromReciept == 0 {
+				fmt.Println("THIS IS statusFromReciept", "FAIL", statusFromReciept)
+			}
+
+			if block.Transactions()[0].To() == nil {
+				updateSQLStatement := `UPDATE txs SET to_addr = ($2) WHERE txHash = ($1)`
+				_, error := sqldb.Exec(updateSQLStatement, txHashFromReciept.String(), contractAddressFromReciept.String())
+				if error != nil {
+					panic(error)
+				}
+			}
+
+
+			fmt.Println("THIS IS txHashFromReciept", txHashFromReciept.String())
+			fmt.Println("THIS IS contractAddressFromReciept", contractAddressFromReciept.String())
+		}
 
 	i, err := strconv.ParseInt(block.Time().String(), 10, 64)
 	if err != nil {
@@ -103,30 +150,37 @@ func WriteBlock(sqldb *sql.DB, block *types.Block) error {
 	}
 	age := time.Unix(i, 0)
 
-	sqlStatement := `INSERT INTO blocks(hash, coinbase, number, gasUsed, gasLimit, txCount, uncleCount, age) VALUES(($1), ($2), ($3), ($4), ($5), ($6), ($7), ($8)) RETURNING number`
+	sqlStatement := `INSERT INTO blocks(hash, coinbase, number, gasUsed, gasLimit, txCount, uncleCount, age, parentHash, uncleHash, difficulty, size, nonce) VALUES(($1), ($2), ($3), ($4), ($5), ($6), ($7), ($8), ($9), ($10), ($11), ($12),($13)) RETURNING number`
-	qerr := sqldb.QueryRow(sqlStatement, block.Header().Hash().Hex(), coinbase, number, gasUsed, gasLimit, txCount, uncleCount, age).Scan(&number)
+	qerr := sqldb.QueryRow(sqlStatement, block.Header().Hash().Hex(), coinbase, number, gasUsed, gasLimit, txCount, uncleCount, age, parentHash, uncleHash, blockDifficulty, blockSize, blockNonce).Scan(&number)
 	if qerr != nil {
 		panic(qerr)
 	}
 
-	if block.Transactions().Len() > 0 && block.Transactions()[0].To() != nil {
+	if block.Transactions().Len() > 0 {
 		for _, tx := range block.Transactions() {
 			//WriteMinerRewards(sqldb, block)
-			WriteTransactions(sqldb, tx, block.Header().Hash())
+			WriteTransactions(sqldb, tx, block.Header().Hash(), block.Header().Number.String())
-			WriteFromBalance(sqldb, tx)
+			if block.Transactions()[0].To() != nil {
+				WriteFromBalance(sqldb, tx)
+			}
+			if block.Transactions()[0].To() == nil {
+				WriteContractBalance(sqldb, tx)
+				WriteContractsTxHashReferences(sqldb, tx)
+			}
 		}
 	}
 	return nil
 }
 
 //WriteTransactions writes to sqldb
-func WriteTransactions(sqldb *sql.DB, tx *types.Transaction, blockHash common.Hash) error {
+func WriteTransactions(sqldb *sql.DB, tx *types.Transaction, blockHash common.Hash, blockNumber string) error {
 	txData := ShyftTxEntry{
 		TxHash:    tx.Hash(),
 		From:      tx.From(),
 		To:        tx.To(),
 		BlockHash: blockHash.Hex(),
 		Amount:    tx.Value(),
+		Cost:	   tx.Cost(),
 		GasPrice:  tx.GasPrice(),
 		Gas:       tx.Gas(),
 		Nonce:     tx.Nonce(),
@@ -138,22 +192,26 @@ func WriteTransactions(sqldb *sql.DB, tx *types.Transaction, blockHash common.Ha
 	blockHasher := txData.BlockHash
 	amount := txData.Amount.String()
 	gasPrice := txData.GasPrice.String()
+	txFee := txData.Cost.String()
 	nonce := txData.Nonce
 	gas := txData.Gas
 	data := txData.Data
 	to := txData.To
+	var isContract bool
 	if (to == nil){
 		var retNonce string
-		sqlStatement := `INSERT INTO txs(txhash, from_addr, blockhash, amount, gasprice, gas, nonce, data) VALUES(($1), ($2), ($3), ($4), ($5), ($6), ($7), ($8)) RETURNING nonce`
+		isContract = true
-		qerr := sqldb.QueryRow(sqlStatement, txHash, from, blockHasher, amount, gasPrice, gas, nonce, data).Scan(&retNonce)
+		sqlStatement := `INSERT INTO txs(txhash, from_addr, blockhash, blockNumber, amount, gasprice, gas, txfee, nonce, isContract, data) VALUES(($1), ($2), ($3), ($4), ($5), ($6), ($7), ($8), ($9), ($10), ($11)) RETURNING nonce`
+		qerr := sqldb.QueryRow(sqlStatement, txHash, from, blockHasher, blockNumber, amount, gasPrice, gas, txFee, nonce, isContract, data).Scan(&retNonce)
 
 		if qerr != nil {
 			panic(qerr)
 		}
 	} else {
 		var retNonce string
-		sqlStatement := `INSERT INTO txs(txhash, from_addr, to_addr, blockhash, amount, gasprice, gas, nonce, data) VALUES(($1), ($2), ($3), ($4), ($5), ($6), ($7), ($8), ($9)) RETURNING nonce`
+		isContract = false
-		qerr := sqldb.QueryRow(sqlStatement, txHash, from, to.Hex(), blockHasher, amount, gasPrice, gas, nonce, data).Scan(&retNonce)
+		sqlStatement := `INSERT INTO txs(txhash, from_addr, to_addr, blockhash, blockNumber, amount, gasprice, gas, txfee, nonce, isContract, data) VALUES(($1), ($2), ($3), ($4), ($5), ($6), ($7), ($8), ($9), ($10), ($11), ($12)) RETURNING nonce`
+		qerr := sqldb.QueryRow(sqlStatement, txHash, from, to.Hex(), blockHasher, blockNumber, amount, gasPrice, gas, txFee, nonce, isContract, data).Scan(&retNonce)
 
 		if qerr != nil {
 			panic(qerr)
@@ -163,9 +221,95 @@ func WriteTransactions(sqldb *sql.DB, tx *types.Transaction, blockHash common.Ha
 	return nil
 }
 
+func WriteContractsTxHashReferences(sqldb *sql.DB, tx *types.Transaction) error {
+	txHash := tx.Hash().Hex()
+
+	sqlStatement := `INSERT INTO contracts(txHash) VALUES(($1)) RETURNING txHash`
+	insertErr := sqldb.QueryRow(sqlStatement, txHash).Scan(&txHash)
+	if insertErr != nil {
+		panic(insertErr)
+	}
+	return nil
+}
+
+func WriteContractBalance(sqldb *sql.DB, tx *types.Transaction) error {
+	sendAndReceiveData,balanceSen,accountNonceSen := WriteContractBalanceHelper(sqldb, tx)
+	fromAddr := sendAndReceiveData.From
+	amount := sendAndReceiveData.Amount
+	balanceSender := balanceSen
+
+	var response string
+	sqlExistsStatement := `SELECT balance from accounts WHERE addr = ($1)`
+	err := sqldb.QueryRow(sqlExistsStatement, fromAddr).Scan(&response)
+	switch {
+	case err == sql.ErrNoRows:
+		fmt.Println("NO ROWS RAN")
+		//i, err := strconv.Atoi(accountNonceSen)
+		//if err !=  nil {
+		//	fmt.Println(err)
+		//}
+		//fmt.Println("accountnonce", i)
+		//fmt.Println(reflect.TypeOf(i))
+		sqlStatement := `INSERT INTO accounts(addr, balance, txCountAccount) VALUES(($1), ($2), ($3)) RETURNING addr`
+		insertErr := sqldb.QueryRow(sqlStatement, fromAddr, amount, accountNonceSen).Scan(&fromAddr)
+		if insertErr != nil {
+			panic(insertErr)
+		}
+	case err != nil:
+		log.Fatal(err)
+	default:
+		var newBalanceSender big.Int
+		var newAccountNonceSender big.Int
+		var nonceIncrement = big.NewInt(1)
+		updateSQLStatement := `UPDATE accounts SET balance = ($2), txCountAccount = ($3) WHERE addr = ($1)`
+
+		s := new(big.Int)
+		_, error := fmt.Sscan(balanceSender, s)
+		if error != nil {
+			log.Println("error scanning value:", error)
+		}
+
+		accountS := new(big.Int)
+		_, errors := fmt.Sscan(accountNonceSen, accountS)
+		if errors != nil {
+			log.Println("error scanning value:", error)
+		}
+
+		newBalanceSender.Sub(s, tx.Value())
+		newAccountNonceSender.Add(accountS, nonceIncrement)
+
+		_, err = sqldb.Exec(updateSQLStatement, fromAddr, newBalanceSender.String(), newAccountNonceSender.String())
+		if err != nil {
+			panic(err)
+		}
+	}
+	return nil
+}
+
+func WriteContractBalanceHelper(sqldb *sql.DB, tx *types.Transaction) (SendAndReceive, string, string) {
+	sendAndReceiveData := SendAndReceive{
+		From: tx.From().Hex(),
+		Amount: tx.Value().String(),
+	}
+
+	fromAddr := sendAndReceiveData.From
+	getAccountBalanceSender:= GetAccount(sqldb, fromAddr)
+
+	var senderBalance SendAndReceive
+	if err := json.Unmarshal([]byte(getAccountBalanceSender), &senderBalance); err != nil {
+		log.Fatal(err)
+	}
+	balanceSender := senderBalance.Balance
+	accountNonceSender := senderBalance.TxCountAccount
+
+	return sendAndReceiveData, balanceSender, accountNonceSender
+}
+
 //WriteFromBalance writes senders balance to accounts db
 func WriteFromBalance(sqldb *sql.DB, tx *types.Transaction) error {
-	sendAndReceiveData, balanceRec, balanceSen := WriteBalanceHelper(sqldb, tx)
+	//IF to address is nil (which means its contract creation)
+	//Need to create a condition (flag) check and then change how the nonce increment works
+	sendAndReceiveData, balanceRec, balanceSen, accountNonceRec, accountNonceSen := WriteBalanceHelper(sqldb, tx)
 	toAddr := sendAndReceiveData.To
 	fromAddr := sendAndReceiveData.From
 	amount := sendAndReceiveData.Amount
@@ -177,19 +321,27 @@ func WriteFromBalance(sqldb *sql.DB, tx *types.Transaction) error {
 	err := sqldb.QueryRow(sqlExistsStatement, toAddr).Scan(&response)
 	switch {
 	case err == sql.ErrNoRows:
-
+		fmt.Println("NO ROWS RAN")
-		sqlStatement := `INSERT INTO accounts(addr, balance) VALUES(($1), ($2)) RETURNING addr`
+		i, err := strconv.Atoi(accountNonceRec)
-		insertErr := sqldb.QueryRow(sqlStatement, toAddr, amount).Scan(&toAddr)
+		if err !=  nil {
+			fmt.Println(err)
+		}
+		//fmt.Println("accountnonce", i)
+		//fmt.Println(reflect.TypeOf(i))
+		sqlStatement := `INSERT INTO accounts(addr, balance, txCountAccount) VALUES(($1), ($2), ($3)) RETURNING addr`
+		insertErr := sqldb.QueryRow(sqlStatement, toAddr, amount, i).Scan(&toAddr)
 		if insertErr != nil {
 			panic(insertErr)
 		}
 	case err != nil:
 		log.Fatal(err)
 	default:
-
 		var newBalanceReceiver big.Int
 		var newBalanceSender big.Int
-		updateSQLStatement := `UPDATE accounts SET balance = ($2) WHERE addr = ($1)`
+		var newAccountNonceReceiver big.Int
+		var newAccountNonceSender big.Int
+		var nonceIncrement = big.NewInt(1)
+		updateSQLStatement := `UPDATE accounts SET balance = ($2), txCountAccount = ($3) WHERE addr = ($1)`
 
 		r := new(big.Int)
 		_, err := fmt.Sscan(balanceReceiver, r)
@@ -203,15 +355,30 @@ func WriteFromBalance(sqldb *sql.DB, tx *types.Transaction) error {
 			log.Println("error scanning value:", error)
 		}
 
+		accountR := new(big.Int)
+		_, er := fmt.Sscan(accountNonceRec, accountR)
+		if er != nil {
+			log.Println("error scanning value:", er)
+		}
+
+		accountS := new(big.Int)
+		_, errors := fmt.Sscan(accountNonceSen, accountS)
+		if errors != nil {
+			log.Println("error scanning value:", error)
+		}
+
 		newBalanceReceiver.Add(r, tx.Value())
 		newBalanceSender.Sub(s, tx.Value())
 
-		_, err = sqldb.Exec(updateSQLStatement, toAddr, newBalanceReceiver.String())
+		newAccountNonceReceiver.Add(accountR, nonceIncrement)
+		newAccountNonceSender.Add(accountS, nonceIncrement)
+
+		_, err = sqldb.Exec(updateSQLStatement, toAddr, newBalanceReceiver.String(), newAccountNonceReceiver.String())
 		if err != nil {
 			panic(err)
 		}
 
-		_, err = sqldb.Exec(updateSQLStatement, fromAddr, newBalanceSender.String())
+		_, err = sqldb.Exec(updateSQLStatement, fromAddr, newBalanceSender.String(), newAccountNonceSender.String())
 		if err != nil {
 			panic(err)
 		}
@@ -219,7 +386,7 @@ func WriteFromBalance(sqldb *sql.DB, tx *types.Transaction) error {
 	return nil
 }
 
-func WriteBalanceHelper(sqldb *sql.DB, tx *types.Transaction) (SendAndReceive, string, string) {
+func WriteBalanceHelper(sqldb *sql.DB, tx *types.Transaction) (SendAndReceive, string, string, string, string) {
 	sendAndReceiveData := SendAndReceive{
 		To: tx.To().Hex(),
 		From: tx.From().Hex(),
@@ -245,7 +412,10 @@ func WriteBalanceHelper(sqldb *sql.DB, tx *types.Transaction) (SendAndReceive, s
 	balanceReceiver := receiverBalance.Balance
 	balanceSender := senderBalance.Balance
 
-	return sendAndReceiveData, balanceReceiver, balanceSender
+	accountNonceReceiver := receiverBalance.TxCountAccount
+	accountNonceSender := senderBalance.TxCountAccount
+
+	return sendAndReceiveData, balanceReceiver, balanceSender, accountNonceReceiver, accountNonceSender
 }
 
 //func WriteMinerRewards(sqldb *sql.DB, block *types.Block) {
@@ -331,14 +501,14 @@ func GetAllBlocks(sqldb *sql.DB) string {
 	var blockArr string
 	rows, err := sqldb.Query(`
 		SELECT
-			number,
 			hash,
 			coinbase,
 			gasused,
 			gaslimit,
 			txcount,
 			unclecount,
-			age
+			age,
+			number
 		FROM blocks`)
 	if err != nil {
 		fmt.Println("err")
@@ -346,7 +516,6 @@ func GetAllBlocks(sqldb *sql.DB) string {
 	defer rows.Close()
 
 	for rows.Next() {
-		var num string
 		var hash string
 		var coinbase string
 		var gasUsed string
@@ -354,9 +523,9 @@ func GetAllBlocks(sqldb *sql.DB) string {
 		var txCount string
 		var uncleCount string
 		var age string
+		var num string
 
 		err = rows.Scan(
-			&num,
 			&hash,
 			&coinbase,
 			&gasUsed,
@@ -364,17 +533,18 @@ func GetAllBlocks(sqldb *sql.DB) string {
 			&txCount,
 			&uncleCount,
 			&age,
+			&num,
 		)
 
 		arr.Blocks = append(arr.Blocks, SBlock{
 			Hash:     hash,
-			Number:   num,
 			Coinbase: coinbase,
 			GasUsed: gasUsed,
 			GasLimit: gasLimit,
 			TxCount: txCount,
 			UncleCount: uncleCount,
 			Age: age,
+			Number:   num,
 		})
 
 		blocks, _ := json.Marshal(arr.Blocks)
@@ -386,10 +556,9 @@ func GetAllBlocks(sqldb *sql.DB) string {
 
 //GetBlock queries to send single block info
 //TODO provide blockHash arg passed from handler.go
-func GetBlock(sqldb *sql.DB) string {
+func GetBlock(sqldb *sql.DB, blockNumber string) string {
 	sqlStatement := `SELECT * FROM blocks WHERE number=$1;`
-	row := sqldb.QueryRow(sqlStatement, 3)
+	row := sqldb.QueryRow(sqlStatement, blockNumber)
-	var num string
 	var hash string
 	var coinbase string
 	var gasUsed string
@@ -397,26 +566,41 @@ func GetBlock(sqldb *sql.DB) string {
 	var txCount string
 	var uncleCount string
 	var age string
-
+	var parentHash string
+	var uncleHash string
+	var difficulty string
+	var size string
+	var nonce string
+	var num string
 	row.Scan(
-		&num,
 		&hash,
 		&coinbase,
 		&gasUsed,
 		&gasLimit,
 		&txCount,
 		&uncleCount,
-		&age,)
+		&age,
+		&parentHash,
+		&uncleHash,
+		&difficulty,
+		&size,
+		&nonce,
+		&num,)
 
 	block := SBlock{
 		Hash:     hash,
-		Number:   num,
 		Coinbase: coinbase,
 		GasUsed: gasUsed,
 		GasLimit: gasLimit,
 		TxCount: txCount,
 		UncleCount: uncleCount,
 		Age: age,
+		ParentHash:parentHash,
+		UncleHash:uncleHash,
+		Difficulty:difficulty,
+		Size: size,
+		Nonce:nonce,
+		Number:   num,
 	}
 	json, _ := json.Marshal(block)
 	return string(json)
@@ -432,10 +616,13 @@ func GetAllTransactions(sqldb *sql.DB) string {
 			to_addr,
 			from_addr,
 			blockhash,
+			blocknumber,
 			amount,
 			gasprice,
 			gas,
-			nonce
+			txfee,
+			nonce,
+			data
 		FROM txs`)
 	if err != nil {
 		fmt.Println("err")
@@ -446,19 +633,25 @@ func GetAllTransactions(sqldb *sql.DB) string {
 		var to_addr string
 		var from_addr string
 		var blockhash string
+		var blocknumber string
 		var amount uint64
 		var gasprice uint64
 		var gas uint64
+		var txfee uint64
 		var nonce uint64
+		var data []byte
 		err = rows.Scan(
 			&txhash,
 			&to_addr,
 			&from_addr,
 			&blockhash,
+			&blocknumber,
 			&amount,
 			&gasprice,
 			&gas,
+			&txfee,
 			&nonce,
+			&data,
 		)
 
 		arr.TxEntry = append(arr.TxEntry, ShyftTxEntryPretty{
@@ -466,10 +659,13 @@ func GetAllTransactions(sqldb *sql.DB) string {
 			To:        to_addr,
 			From:      from_addr,
 			BlockHash: blockhash,
+			BlockNumber: blocknumber,
 			Amount:    amount,
 			GasPrice:  gasprice,
 			Gas:       gas,
+			Cost:      txfee,
 			Nonce:     nonce,
+			Data: 		data,
 		})
 
 		tx, _ := json.Marshal(arr.TxEntry)
@@ -480,37 +676,43 @@ func GetAllTransactions(sqldb *sql.DB) string {
 }
 
 //GetTransaction fn returns single tx
-func GetTransaction(sqldb *sql.DB) string {
+func GetTransaction(sqldb *sql.DB, txHash string) string {
-	sqlStatement := `SELECT
+	sqlStatement := `SELECT * FROM txs WHERE txhash=$1;`
-		txhash,
+	row := sqldb.QueryRow(sqlStatement, txHash)
-		to_addr,
+		var txhash string
-		from_addr,
+		var to_addr string
-		blockhash,
+		var from_addr string
-		amount,
+		var blockhash string
-		gasprice,
+		var blocknumber string
-		gas,
+		var amount uint64
-		nonce
+		var gasprice uint64
-	FROM txs WHERE nonce=$1;`
+		var gas uint64
-	row := sqldb.QueryRow(sqlStatement, 1)
+		var txfee uint64
-	var txhash string
+		var nonce uint64
-	var to_addr string
+		var data []byte
-	var from_addr string
+	row.Scan(
-	var blockhash string
+		&txhash,
-	var amount uint64
+		&to_addr,
-	var gasprice uint64
+		&from_addr,
-	var gas uint64
+		&blockhash,
-	var nonce uint64
+		&amount,
-	row.Scan(&txhash, &to_addr, &from_addr, &blockhash, &amount, &gasprice, &gas, &nonce)
+		&gasprice,
-
+		&gas,
+		&txfee,
+		&nonce,
+		&data)
 	tx := ShyftTxEntryPretty{
 		TxHash:    txhash,
 		To:        to_addr,
 		From:      from_addr,
 		BlockHash: blockhash,
+		BlockNumber: blocknumber,
 		Amount:    amount,
 		GasPrice:  gasprice,
 		Gas:       gas,
+		Cost:      txfee,
 		Nonce:     nonce,
+		Data:	   data,
 	}
 	json, _ := json.Marshal(tx)
 
@@ -523,12 +725,16 @@ func GetAccount(sqldb *sql.DB, address string) string {
 	row := sqldb.QueryRow(sqlStatement, address)
 	var addr string
 	var balance string
-
+	var txCountAccount string
-	row.Scan(&addr, &balance)
+	row.Scan(
+		&addr,
+		&balance,
+		&txCountAccount)
 
 	account := SAccounts{
 		Addr:    addr,
 		Balance: balance,
+		TxCountAccount: txCountAccount,
 	}
 	json, _ := json.Marshal(account)
 	return string(json)
@@ -538,10 +744,12 @@ func GetAccount(sqldb *sql.DB, address string) string {
 func GetAllAccounts(sqldb *sql.DB) string {
 	var array accountRes
 	var accountsArr string
+	var txCountAccount string
 	accs, err := sqldb.Query(`
 		SELECT
 			addr,
-			balance
+			balance,
+			txCountAccount
 		FROM accounts`)
 	if err != nil {
 		fmt.Println(err)
@@ -555,11 +763,13 @@ func GetAllAccounts(sqldb *sql.DB) string {
 		err = accs.Scan(
 			&addr,
 			&balance,
+			&txCountAccount,
 		)
 
 		array.AllAccounts = append(array.AllAccounts, SAccounts{
 			Addr:    addr,
 			Balance: balance,
+			TxCountAccount: txCountAccount,
 		})
 
 		accounts, _ := json.Marshal(array.AllAccounts)

simulations/sendTransactions.js

@@ -2,7 +2,7 @@ var firstAccount = web3.eth.accounts[0]
 var secondAccount = web3.eth.accounts[1] 
 var thirdAccount = web3.eth.accounts[2]
 
-for (var i = 0; i < 10; i++) {
+for (var i = 0; i < 1; i++) {
   console.log('\t\t' + (i + 1) + ' - Transactions')
     web3.eth.sendTransaction({
         from: web3.eth.accounts[1],
@@ -11,19 +11,19 @@ for (var i = 0; i < 10; i++) {
         gas: 50000,
         gasPrice: 20
     });
-    web3.eth.sendTransaction({
+    // web3.eth.sendTransaction({
-        from: web3.eth.accounts[0],
+    //     from: web3.eth.accounts[0],
-        to: web3.eth.accounts[2],
+    //     to: web3.eth.accounts[2],
-        value: 291,
+    //     value: 291,
-        gas: 50000,
+    //     gas: 50000,
-        gasPrice: 20
+    //     gasPrice: 20
-    });
+    // });
-
+    //
-    web3.eth.sendTransaction({
+    // web3.eth.sendTransaction({
-        from: web3.eth.accounts[0],
+    //     from: web3.eth.accounts[0],
-        to: web3.eth.accounts[1],
+    //     to: web3.eth.accounts[1],
-        value: 53039,
+    //     value: 53039,
-        gas: 50000,
+    //     gas: 50000,
-        gasPrice: 20
+    //     gasPrice: 20
-    });
+    // });
 }