upgrade to rc5

Closes #34

.editorconfig

@@ -0,0 +1,14 @@
+# Editor configuration, see http://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+max_line_length = 0
+trim_trailing_whitespace = false

.gitignore

@@ -1,2 +1,33 @@
-.idea
-node_modules
+# See http://help.github.com/ignore-files/ for more about ignoring files.
+
+# compiled output
+/dist
+/tmp
+
+# dependencies
+/node_modules
+/bower_components
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+*.launch
+.settings/
+
+# misc
+/.sass-cache
+/connect.lock
+/coverage/*
+/libpeerconnection.log
+npm-debug.log
+testem.log
+/typings
+
+# e2e
+/e2e/*.js
+/e2e/*.map
+
+#System Files
+.DS_Store
+Thumbs.db

README.md

@@ -1,6 +1,8 @@
-# OpenBCI Visualizer
+# OpenBCI Dashboard
 
-A fullstack javascript app for capturing and visualizing OpenBCI EEG data
+![alt text](/assets/preview3.gif "OpenBCI Dashboard Preview")
+
+A fullstack JavaScript app for reading and visualizing OpenBCI EEG data.
 
 This project is under development, this is just a first draft.
 
@@ -10,18 +12,30 @@ This project is under development, this is just a first draft.
 * Turn on OpenBCI board
 
 ```bash
+npm install -g angular-cli concurrently
 npm install
-node visualizer
+npm run visualize
 ```
 
-* Go to: http://localhost:3036
+* Go to: http://localhost:4200
 
 ## Simulating data
 
 ```bash
-node visualizer simulate
+npm run simulate
 ```
 
+## Technologies 
+
+* Node.js
+* Angular 2
+* Socket.io
+* Data Visualization
+    - Plotly.js
+    - Chart.js
+    - Smoothie
+
+
 ## Support
 
 Pull requests are welcomed!

angular-cli.json

@@ -0,0 +1,45 @@
+{
+  "project": {
+    "version": "1.0.0-beta.11-webpack.8",
+    "name": "openbci-dashboard"
+  },
+  "apps": [
+    {
+      "root": "src",
+      "outDir": "dist",
+      "assets": "assets",
+      "index": "index.html",
+      "main": "main.ts",
+      "test": "test.ts",
+      "tsconfig": "tsconfig.json",
+      "prefix": "app",
+      "mobile": false,
+      "styles": [
+        "styles.css"
+      ],
+      "scripts": [],
+      "environments": {
+        "source": "environments/environment.ts",
+        "prod": "environments/environment.prod.ts",
+        "dev": "environments/environment.dev.ts"
+      }
+    }
+  ],
+  "addons": [],
+  "packages": [],
+  "e2e": {
+    "protractor": {
+      "config": "./protractor.conf.js"
+    }
+  },
+  "test": {
+    "karma": {
+      "config": "./karma.conf.js"
+    }
+  },
+  "defaults": {
+    "styleExt": "css",
+    "prefixInterfaces": false,
+    "lazyRoutePrefix": "+"
+  }
+}

app/components/alpha/alpha.html

@@ -1,9 +0,0 @@
-<section>
-    <h2>Alpha</h2>
-    <canvas id="alpha"
-            class="chart chart-bar"
-            chart-data="$ctrl.data"
-            chart-labels="$ctrl.series"
-            chart-series="$ctrl.series">
-    </canvas>
-</section>

app/components/alpha/alpha.js

@@ -1,17 +0,0 @@
-
-angular.module('openbciVisualizer')
-    .component('bciAlpha', {
-        templateUrl: 'components/alpha/alpha.html',
-        controller: function ($timeout) {
-            var $ctrl = this;
-            var socket = io();
-            $ctrl.series = ['Channel 1','Channel 2','Channel 3','Channel 4','Channel 5','Channel 6','Channel 7','Channel 8'];
-            socket.on('openBCIData', function (data) {
-                var alphaRange = EEGSpectrumUtils.filterBand(data.spectrums.data, data.spectrums.labels, [8, 12]);
-                $timeout(function () {
-                    $ctrl.labels = alphaRange.labels;
-                    $ctrl.data = alphaRange.spectrums;
-                });
-            });
-        }
-    });

app/components/beta/beta.html

@@ -1,9 +0,0 @@
-<section>
-    <h2>Beta</h2>
-    <canvas id="beta"
-        class="chart chart-bar"
-        chart-data="$ctrl.data"
-        chart-labels="$ctrl.series"
-        chart-series="$ctrl.series">
-    </canvas>
-</section>

app/components/beta/beta.js

@@ -1,17 +0,0 @@
-
-angular.module('openbciVisualizer')
-    .component('bciBeta', {
-        templateUrl: 'components/beta/beta.html',
-        controller: function ($timeout) {
-            var $ctrl = this;
-            var socket = io();
-            $ctrl.series = ['Channel 1','Channel 2','Channel 3','Channel 4','Channel 5','Channel 6','Channel 7','Channel 8'];
-            socket.on('openBCIData', function (data) {
-                var betaRange = EEGSpectrumUtils.filterBand(data.spectrums.data, data.spectrums.labels, [12, 40]);
-                $timeout(function () {
-                    $ctrl.labels = betaRange.labels;
-                    $ctrl.data = betaRange.spectrums;
-                });
-            });
-        }
-    });

app/components/delta/delta.html

@@ -1,9 +0,0 @@
-<section>
-    <h2>Delta</h2>
-    <canvas id="delta"
-        class="chart chart-bar"
-        chart-data="$ctrl.data"
-        chart-labels="$ctrl.series"
-        chart-series="$ctrl.series">
-    </canvas>
-</section>

app/components/delta/delta.js

@@ -1,17 +0,0 @@
-
-angular.module('openbciVisualizer')
-    .component('bciDelta', {
-        templateUrl: 'components/delta/delta.html',
-        controller: function ($timeout) {
-            var $ctrl = this;
-            var socket = io();
-            $ctrl.series = ['Channel 1','Channel 2','Channel 3','Channel 4','Channel 5','Channel 6','Channel 7','Channel 8'];
-            socket.on('openBCIData', function (data) {
-                var deltaRange = EEGSpectrumUtils.filterBand(data.spectrums.data, data.spectrums.labels, [0.5, 4]);
-                $timeout(function () {
-                    $ctrl.labels = deltaRange.labels;
-                    $ctrl.data = deltaRange.spectrums;
-                });
-            });
-        }
-    });

app/components/frequency/frequency.html

@@ -1,10 +0,0 @@
-<section>
-    <h2>Frequency</h2>
-    <canvas id="frequency"
-            class="chart chart-line"
-            chart-data="$ctrl.data"
-            chart-labels="$ctrl.labels"
-            chart-series="$ctrl.series"
-            chart-options="{ responsive: true }">
-    </canvas>
-</section>

app/components/frequency/frequency.js

@@ -1,16 +0,0 @@
-
-angular.module('openbciVisualizer')
-    .component('bciFrequency', {
-        templateUrl: 'components/frequency/frequency.html',
-        controller: function ($timeout) {
-            var $ctrl = this;
-            var socket = io();
-            $ctrl.series = ['Channel 1','Channel 2','Channel 3','Channel 4','Channel 5','Channel 6','Channel 7','Channel 8'];
-            socket.on('openBCIData', function (data) {
-                $timeout(function () {
-                    $ctrl.data = data.spectrums.data;
-                    $ctrl.labels = data.spectrums.labels;
-                });
-            });
-        }
-    });

app/components/theta/theta.html

@@ -1,9 +0,0 @@
-<section>
-    <h2>Theta</h2>
-    <canvas id="theta"
-            class="chart chart-bar"
-            chart-data="$ctrl.data"
-            chart-labels="$ctrl.series"
-            chart-series="$ctrl.series">
-    </canvas>
-</section>

app/components/theta/theta.js

@@ -1,17 +0,0 @@
-
-angular.module('openbciVisualizer')
-    .component('bciTheta', {
-        templateUrl: 'components/theta/theta.html',
-        controller: function ($timeout) {
-            var $ctrl = this;
-            var socket = io();
-            $ctrl.series = ['Channel 1','Channel 2','Channel 3','Channel 4','Channel 5','Channel 6','Channel 7','Channel 8'];
-            socket.on('openBCIData', function (data) {
-                var thetaRange = EEGSpectrumUtils.filterBand(data.spectrums.data, data.spectrums.labels, [4, 8]);
-                $timeout(function () {
-                    $ctrl.labels = thetaRange.labels;
-                    $ctrl.data = thetaRange.spectrums;
-                });
-            });
-        }
-    });

app/components/time/time.html

@@ -1,10 +0,0 @@
-<section>
-    <h2>Time</h2>
-    <canvas id="time"
-            class="chart chart-line"
-            chart-data="$ctrl.data"
-            chart-labels="$ctrl.labels"
-            chart-series="$ctrl.series"
-            chart-options="{ responsive: true, scaleOverride: false }">
-    </canvas>
-</section>

app/components/time/time.js

@@ -1,17 +0,0 @@
-
-angular.module('openbciVisualizer')
-    .component('bciTime', {
-        templateUrl: 'components/time/time.html',
-        controller: function ($timeout) {
-            var $ctrl = this;
-            var socket = io();
-            $ctrl.series = ['Channel 1','Channel 2','Channel 3','Channel 4','Channel 5','Channel 6','Channel 7','Channel 8'];
-            socket.on('openBCIData', function (data) {
-                $timeout(function () {
-                    console.log(data.timeSeries);
-                    $ctrl.labels = data.timeSeries.labels;
-                    $ctrl.data = data.timeSeries.data;
-                });
-            });
-        }
-    });

app/index.html

@@ -1,55 +0,0 @@
-<!doctype html>
-<html ng-app="openbciVisualizer">
-    <head>
-        <title>OpenBCI Visualizer</title>
-
-        <link rel="stylesheet" href="//cdn.jsdelivr.net/angular.chartjs/latest/angular-chart.css">
-
-        <script src="node_modules/socket.io-client/socket.io.js"></script>
-
-        <script src="/node_modules/angular/angular.js"></script>
-        <script src="//cdnjs.cloudflare.com/ajax/libs/Chart.js/1.1.1/Chart.js"></script>
-        <script src="//cdn.jsdelivr.net/angular.chartjs/latest/angular-chart.min.js"></script>
-
-        <script src="visualizer.js"></script>
-
-        <script src="lib/EEGSpectrumUtils.js"></script>
-
-        <script src="components/frequency/frequency.js"></script>
-        <script src="components/time/time.js"></script>
-        <script src="components/alpha/alpha.js"></script>
-        <script src="components/delta/delta.js"></script>
-        <script src="components/beta/beta.js"></script>
-        <script src="components/theta/theta.js"></script>
-
-        <style>
-            @import url(https://fonts.googleapis.com/css?family=Roboto:400,700,300);
-            body {
-                font-family: 'Roboto', sans-serif;
-            }
-            .flex {
-                display: flex;
-            }
-        </style>
-
-    </head>
-    <body>
-
-        <main>
-
-            <h1>OpenBCI Visualizer</h1>
-
-            <bci-time></bci-time>
-            <bci-frequency></bci-frequency>
-
-            <section class="flex">
-                <bci-alpha></bci-alpha>
-                <bci-delta></bci-delta>
-                <bci-beta></bci-beta>
-                <bci-theta></bci-theta>
-            </section>
-
-        </main>
-
-    </body>
-</html>

app/lib/EEGSpectrumUtils.js

@@ -1,28 +0,0 @@
-
-var EEGSpectrumUtils = {
-
-    /**
-     * filterBand: Give spectrums and labels, it filters the spectrums based on the labels within the range
-     * @param spectrums
-     * @param labels
-     * @param range
-     * @returns {{spectrums: Array, labels: *}}
-     */
-    filterBand: function (spectrums, labels, range) {
-        //if (!spectrums ) return console.log();
-        spectrums = spectrums.map(function (channel) {
-            return channel.filter(function (spectrum, index) {
-                return labels[index] >= range[0] && labels[index] <= range[1];
-            });
-        });
-        spectrums =  [spectrums.map(function (channel) {
-            return channel.reduce(function (a, b) {
-                    return a + b;
-                }) / channel.length;
-        })];
-        return {
-            spectrums: spectrums,
-            labels: labels
-        }
-    }
-};

app/visualizer.js

@@ -1,14 +0,0 @@
-
-angular.module('openbciVisualizer', ['chart.js'])
-    .config(function (ChartJsProvider) {
-        ChartJsProvider.setOptions({
-            chartColors: ['#F7464A', '#46BFBD','#FDB45C', '#949FB1','#4D5360', '#803690','#00ADF9', '#FF0000'],
-            responsive: false,
-            pointDot: false,
-            datasetFill: false,
-            scaleOverride: true,
-            scaleStartValue: -2,
-            scaleStepWidth: 1,
-            scaleSteps: 6
-        });
-    });

config/environment.dev.ts

@@ -0,0 +1,3 @@
+export const environment = {
+  production: false
+};

config/environment.prod.ts

@@ -0,0 +1,3 @@
+export const environment = {
+  production: true
+};

config/karma-test-shim.js

@@ -0,0 +1,51 @@
+/*global jasmine, __karma__, window*/
+Error.stackTraceLimit = Infinity;
+jasmine.DEFAULT_TIMEOUT_INTERVAL = 1000;
+
+__karma__.loaded = function () {
+};
+
+var distPath = '/base/dist/';
+var appPath = distPath + 'app/';
+
+function isJsFile(path) {
+  return path.slice(-3) == '.js';
+}
+
+function isSpecFile(path) {
+  return path.slice(-8) == '.spec.js';
+}
+
+function isAppFile(path) {
+  return isJsFile(path) && (path.substr(0, appPath.length) == appPath);
+}
+
+var allSpecFiles = Object.keys(window.__karma__.files)
+  .filter(isSpecFile)
+  .filter(isAppFile);
+
+// Load our SystemJS configuration.
+System.config({
+  baseURL: distPath
+});
+
+System.import('system-config.js').then(function() {
+  // Load and configure the TestComponentBuilder.
+  return Promise.all([
+    System.import('@angular/core/testing'),
+    System.import('@angular/platform-browser-dynamic/testing')
+  ]).then(function (providers) {
+    var testing = providers[0];
+    var testingBrowser = providers[1];
+
+    testing.setBaseTestProviders(testingBrowser.TEST_BROWSER_DYNAMIC_PLATFORM_PROVIDERS,
+      testingBrowser.TEST_BROWSER_DYNAMIC_APPLICATION_PROVIDERS);
+  });
+}).then(function() {
+  // Finally, load all spec files.
+  // This will run the tests directly.
+  return Promise.all(
+    allSpecFiles.map(function (moduleName) {
+      return System.import(moduleName);
+    }));
+}).then(__karma__.start, __karma__.error);

config/protractor.conf.js

@@ -0,0 +1,29 @@
+/*global jasmine */
+var SpecReporter = require('jasmine-spec-reporter');
+
+exports.config = {
+  allScriptsTimeout: 11000,
+  specs: [
+    '../e2e/**/*.e2e.ts'
+  ],
+  capabilities: {
+    'browserName': 'chrome'
+  },
+  directConnect: true,
+  baseUrl: 'http://localhost:4200/',
+  framework: 'jasmine',
+  jasmineNodeOpts: {
+    showColors: true,
+    defaultTimeoutInterval: 30000,
+    print: function() {}
+  },
+  useAllAngular2AppRoots: true,
+  beforeLaunch: function() {
+    require('ts-node').register({
+      project: 'e2e'
+    });
+  },
+  onPrepare: function() {
+    jasmine.getEnv().addReporter(new SpecReporter());
+  }
+};

e2e/app.e2e-spec.ts

@@ -0,0 +1,14 @@
+import { OpenbciDashboardPage } from './app.po';
+
+describe('openbci-dashboard App', function() {
+  let page: OpenbciDashboardPage;
+
+  beforeEach(() => {
+    page = new OpenbciDashboardPage();
+  });
+
+  it('should display message saying app works', () => {
+    page.navigateTo();
+    expect(page.getParagraphText()).toEqual('app works!');
+  });
+});

e2e/app.e2e.ts

@@ -0,0 +1,14 @@
+import { ClitestPage } from './app.po';
+
+describe('clitest App', function() {
+  let page: ClitestPage;
+
+  beforeEach(() => {
+    page = new ClitestPage();
+  })
+
+  it('should display message saying app works', () => {
+    page.navigateTo();
+    expect(page.getParagraphText()).toEqual('clitest works!');
+  });
+});

e2e/app.po.ts

@@ -0,0 +1,11 @@
+import { browser, element, by } from 'protractor/globals';
+
+export class OpenbciDashboardPage {
+  navigateTo() {
+    return browser.get('/');
+  }
+
+  getParagraphText() {
+    return element(by.css('app-root h1')).getText();
+  }
+}

e2e/tsconfig.json

@@ -0,0 +1,16 @@
+{
+  "compileOnSave": false,
+  "compilerOptions": {
+    "declaration": false,
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true,
+    "module": "commonjs",
+    "moduleResolution": "node",
+    "outDir": "../dist/out-tsc-e2e",
+    "sourceMap": true,
+    "target": "es5",
+    "typeRoots": [
+      "../node_modules/@types"
+    ]
+  }
+}

e2e/typings.d.ts

@@ -0,0 +1 @@
+/// <reference path="../typings/main.d.ts" />

karma.conf.js

@@ -0,0 +1,35 @@
+// Karma configuration file, see link for more information
+// https://karma-runner.github.io/0.13/config/configuration-file.html
+
+module.exports = function (config) {
+  config.set({
+    basePath: './',
+    frameworks: ['jasmine', 'angular-cli'],
+    plugins: [
+      require('karma-jasmine'),
+      require('karma-chrome-launcher'),
+      require('karma-remap-istanbul'),
+      require('angular-cli/plugins/karma')
+    ],
+    files: [
+      { pattern: './src/test.ts', watched: false }
+    ],
+    preprocessors: {
+      './src/test.ts': ['angular-cli']
+    },
+    remapIstanbulReporter: {
+      reports: {
+        html: 'coverage',
+        lcovonly: './coverage/coverage.lcov'
+      }
+    },
+    angularCliConfig: './angular-cli.json',
+    reporters: ['progress', 'karma-remap-istanbul'],
+    port: 9876,
+    colors: true,
+    logLevel: config.LOG_INFO,
+    autoWatch: true,
+    browsers: ['Chrome'],
+    singleRun: false
+  });
+};

package.json

@@ -1,27 +1,62 @@
 {
-  "name": "openbci-visualizer",
-  "private": false,
-  "version": "0.0.1",
-  "description": "A fullstack javascript app for capturing and visualizing OpenBCI EEG data",
-  "main": "visualizer.js",
+  "name": "openbci-dashboard",
+  "version": "0.0.0",
   "license": "MIT",
-  "keywords": [
-    "openbci",
-    "fft",
-    "chartjs"
-  ],
-  "author": "Alex Castillo",
-  "scripts": {},
+  "angular-cli": {},
+  "scripts": {
+    "start": "ng serve",
+    "lint": "tslint \"src/**/*.ts\"",
+    "test": "ng test",
+    "pree2e": "webdriver-manager update",
+    "e2e": "protractor"
+  },
+  "private": true,
   "dependencies": {
-    "angular": "^1.5.3",
-    "angular-chartjs": "0.0.5",
-    "chart.js": "^2.0.0",
+    "@angular/common": "2.0.0-rc.5",
+    "@angular/compiler": "2.0.0-rc.5",
+    "@angular/core": "2.0.0-rc.5",
+    "@angular/forms": "0.3.0",
+    "@angular/http": "2.0.0-rc.5",
+    "@angular/platform-browser": "2.0.0-rc.5",
+    "@angular/platform-browser-dynamic": "2.0.0-rc.5",
+    "@angular/router": "3.0.0-rc.1",
+    "brainbrowser": "^2.3.0",
+    "chart.js": "^2.1.4",
+    "chroma-js": "^1.1.1",
     "dsp.js": "neurojs/dsp.js",
+    "es6-shim": "^0.35.0",
     "express": "^4.13.4",
+    "fili": "^1.2.1",
+    "jstat": "^1.5.2",
+    "ng2-charts": "^1.1.0",
     "nodemon": "^1.9.1",
-    "openbci-sdk": "^0.2.0",
-    "socket.io": "^1.4.5",
-    "socket.io-client": "^1.4.5",
-    "yargs": "^4.3.2"
+    "openbci-sdk": "^0.3.4",
+    "plotly.js": "^1.10.2",
+    "reflect-metadata": "^0.1.3",
+    "smoothie": "^1.27.0",
+    "socket.io": "^1.4.6",
+    "socket.io-client": "^1.4.6",
+    "systemjs": "0.19.27",
+    "topogrid": "^1.0.6",
+    "yargs": "^4.3.2",
+    "core-js": "^2.4.1",
+    "zone.js": "^0.6.17"
+  },
+  "devDependencies": {
+    "@types/jasmine": "^2.2.30",
+    "@types/smoothie": "^1.25.27",
+    "@types/socket.io-client": "^1.4.26",
+    "angular-cli": "1.0.0-beta.11-webpack.8",
+    "codelyzer": "~0.0.26",
+    "jasmine-core": "2.4.1",
+    "jasmine-spec-reporter": "2.5.0",
+    "karma": "0.13.22",
+    "karma-chrome-launcher": "0.2.3",
+    "karma-jasmine": "0.3.8",
+    "karma-remap-istanbul": "^0.2.1",
+    "protractor": "4.0.3",
+    "ts-node": "1.2.1",
+    "tslint": "3.13.0",
+    "typescript": "^2.0.0"
   }
 }

protractor.conf.js

@@ -0,0 +1,32 @@
+// Protractor configuration file, see link for more information
+// https://github.com/angular/protractor/blob/master/docs/referenceConf.js
+
+/*global jasmine */
+var SpecReporter = require('jasmine-spec-reporter');
+
+exports.config = {
+  allScriptsTimeout: 11000,
+  specs: [
+    './e2e/**/*.e2e-spec.ts'
+  ],
+  capabilities: {
+    'browserName': 'chrome'
+  },
+  directConnect: true,
+  baseUrl: 'http://localhost:4200/',
+  framework: 'jasmine',
+  jasmineNodeOpts: {
+    showColors: true,
+    defaultTimeoutInterval: 30000,
+    print: function() {}
+  },
+  useAllAngular2AppRoots: true,
+  beforeLaunch: function() {
+    require('ts-node').register({
+      project: 'e2e'
+    });
+  },
+  onPrepare: function() {
+    jasmine.getEnv().addReporter(new SpecReporter());
+  }
+};

src/app/dashboard.component.css

@@ -0,0 +1,143 @@
+@import url(https://fonts.googleapis.com/css?family=Roboto:400,700,300);
+
+* {
+  box-sizing: border-box;
+}
+
+:host {
+  display: block;
+  height: 100vh;
+  margin: 0;
+}
+
+main {
+  display: flex;
+}
+
+.content {
+  width: 100%;
+}
+
+h1 {
+  padding: 20px;
+  font-weight: 300;
+  margin: 0;
+  display: block;
+}
+
+.capitalize {
+  text-transform: capitalize;
+}
+
+.loading:after {
+  content: 'Loading...';
+  text-transform: uppercase;
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  margin: -10px 0 0 -40px;
+  font-size: 12px;
+}
+
+.row {
+  display: flex;
+}
+
+.block {
+  display: block;
+  margin: 20px;
+  padding: 20px;
+  box-shadow: 0 0 5px rgba(0,0,0,0.3);
+  background-color: #333333;
+  position: relative;
+  height: 100%;
+  overflow: hidden;
+}
+
+.block h2 {
+  position: absolute;
+  margin: 0;
+  top: 10px;
+  right: 20px;
+  font-weight: 300;
+}
+
+.block-25 {
+  width: 25%;
+  min-height: 200px;
+}
+
+.block-33 {
+  width: 33%;
+  min-height: 260px;
+}
+
+.block-50 {
+  width: 50%;
+  min-height: 400px;
+}
+
+.block-75 {
+  width: 75%;
+  min-height: 580px;
+}
+
+.block-100 {
+  width: 100%;
+  min-height: 580px;
+}
+
+
+nav {
+  margin-left: 20px;
+  margin-bottom: 20px;
+}
+
+
+nav a {
+  appearance: none;
+  -webkit-appearance: none;
+  border: 0;
+  background: transparent;
+  color: #ffffff;
+  padding: 8px 20px;
+  text-transform: uppercase;
+  font-family: 'Roboto', sans-serif;
+  font-weight: 300;
+  font-size: 12px;
+  letter-spacing: 1px;
+  margin-right: 2px;
+  cursor: pointer;
+  outline: none;
+  text-decoration: none;
+  display: inline-block;
+}
+
+nav a:hover {
+  opacity: 0.8;
+}
+
+nav a:nth-child(1) {
+  background-color: rgba(112,185,252,1);
+}
+
+nav a:nth-child(2) {
+  background-color: rgba(138,219,229,1);
+}
+
+nav a:nth-child(3) {
+  background-color: rgba(162,86,178,1);
+}
+
+nav a:nth-child(4) {
+  background-color: rgba(144,132,246,1);
+}
+
+nav a:nth-child(5) {
+  background-color: rgba(232,223,133,1);
+  color: #000000;
+}
+
+nav a:nth-child(6) {
+  background-color: rgba(148,159,177,1);
+}

src/app/dashboard.component.html

@@ -0,0 +1,15 @@
+<main>
+  <bci-filters></bci-filters>
+  <section class="content">
+    <h1>{{ title }}</h1>
+    <nav>
+      <a [routerLink]="['/time-series']">Time Series</a>
+      <a [routerLink]="['/frequency/line', { type: 'line' }]">Frequency Line</a>
+      <a [routerLink]="['/frequency/radar', { type: 'radar' }]">Frequency Radar</a>
+      <a [routerLink]="['/frequency/bands']">Frequency Bands</a>
+      <a [routerLink]="['/motion']">Motion</a>
+      <a [routerLink]="['/topo']">Topo</a>
+    </nav>
+    <router-outlet></router-outlet>
+  </section>
+</main>

src/app/dashboard.component.ts

@@ -0,0 +1,18 @@
+import { Component, OnInit } from '@angular/core';
+
+@Component({
+  selector: 'bci-dashboard',
+  templateUrl: 'dashboard.component.html',
+  styleUrls: ['dashboard.component.css'],
+})
+
+export class DashboardComponent implements OnInit {
+  title = 'BCI Dashboard';
+  
+  constructor () {
+  }
+  
+  ngOnInit () {
+  }
+  
+}

src/app/dashboard.module.ts

@@ -0,0 +1,38 @@
+import { NgModule }      from '@angular/core';
+import { BrowserModule } from '@angular/platform-browser';
+
+import { routing, appRoutingProviders } from './dashboard.routing';
+
+import { DashboardComponent } from './dashboard.component';
+import { FiltersComponent } from './filters';
+import { TimeSeriesComponent } from './time-series';
+import { FrequencyComponent } from './frequency';
+import { FrequencyBandsComponent } from './frequency-bands';
+import { TopoComponent } from './topo';
+import { MotionComponent } from './motion';
+
+import { CHART_DIRECTIVES } from './shared/ng2-charts';
+
+@NgModule({
+  imports: [
+    BrowserModule,
+    routing
+  ],
+  declarations: [
+    DashboardComponent,
+    FiltersComponent,
+    TimeSeriesComponent,
+    FrequencyComponent,
+    FrequencyBandsComponent,
+    TopoComponent,
+    MotionComponent,
+    CHART_DIRECTIVES
+  ],
+  providers: [
+    appRoutingProviders
+  ],
+  bootstrap: [
+    DashboardComponent
+  ]
+})
+export class DashboardModule { }

src/app/dashboard.routing.ts

@@ -0,0 +1,23 @@
+import { Routes, RouterModule }   from '@angular/router';
+
+import { TimeSeriesComponent } from './time-series';
+import { FrequencyComponent } from './frequency';
+import { FrequencyBandsComponent } from './frequency-bands';
+import { TopoComponent } from './topo';
+import { MotionComponent } from './motion';
+
+const dashboardRoutes: Routes = [
+  { path: '', redirectTo: '/time-series', pathMatch: 'full' },
+  { path: 'time-series', component: TimeSeriesComponent },
+  { path: 'frequency/line', component: FrequencyComponent },
+  { path: 'frequency/radar', component: FrequencyComponent },
+  { path: 'frequency/bands', component: FrequencyBandsComponent },
+  { path: 'motion', component: MotionComponent },
+  { path: 'topo', component: TopoComponent }
+];
+
+export const appRoutingProviders: any[] = [
+
+];
+
+export const routing = RouterModule.forRoot(dashboardRoutes);

src/app/environment.ts

@@ -0,0 +1,7 @@
+// The file for the current environment will overwrite this one during build
+// Different environments can be found in config/environment.{dev|prod}.ts
+// The build system defaults to the dev environment
+
+export const environment = {
+  production: false
+};

src/app/filters/filters.component.css

@@ -0,0 +1,66 @@
+:host {
+  display: block;
+}
+
+.filters {
+  width: 120px;
+  height: 100vh;
+  padding: 14px;
+  background-color: #333;
+}
+
+.filters h3 {
+  font-weight: 500;
+  margin-top: 10px;
+}
+
+.filters article {
+  display: flex;
+  flex-direction: column;
+  margin-bottom: 14px;
+}
+
+.filters nav {
+  display: flex;
+  flex-direction: column;
+}
+
+.filters label {
+  margin-bottom: 8px;
+  font-size: 14px;
+}
+
+.filters .select {
+  position: relative;
+  border: 2px solid rgba(255,255,255, 0.6);
+  border-radius: 4px;
+}
+
+.filters .select:after {
+  content: "▼";
+  position: absolute;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  font-size: 6px;
+  line-height: 27px;
+  padding: 0 8px;
+  color: rgba(255,255,255,0.2);
+  pointer-events: none;
+}
+
+.filters select {
+  width: 100%;
+  -webkit-appearance: none;
+  color: rgba(255,255,255,0.4);
+  font-weight: 300;
+  letter-spacing: 1px;
+  background: transparent;
+  padding: 6px;
+  outline: none;
+  border: 0;
+}
+
+.filters .disabled {
+    opacity: 0.2;
+}

src/app/filters/filters.component.html

@@ -0,0 +1,20 @@
+<aside class="filters">
+  <h3>Filters</h3>
+  <nav>
+    <article *ngFor="let filter of filters" 
+             [ngClass]="{ disabled: !filter.enabled }">
+      <label>{{ filter.label }}</label>
+      <div class="select">
+        <select 
+          [multiple]="filter.type === 'multiple'"
+          [disabled]="!filter.enabled"
+          (change)="applyFilter($event.target.value)">
+          <option *ngFor="let option of filter.options" 
+                  [value]="option.id">
+            {{ option.label }}
+          </option>
+        </select>
+      </div>
+    </article>
+  </nav>
+</aside>

src/app/filters/filters.component.ts

@@ -0,0 +1,25 @@
+import { Component, OnInit } from '@angular/core';
+import * as io from 'socket.io-client';
+import { Constants } from '../shared/constants';
+
+@Component({
+  selector: 'bci-filters',
+  templateUrl: 'filters.component.html',
+  styleUrls: ['filters.component.css'],
+  providers: [Constants]
+})
+
+export class FiltersComponent {
+  
+  socket: any;
+  constructor(private constants: Constants) {
+    this.socket = io(this.constants.socket.url);
+  }
+  
+  private filters: Array<any> = this.constants.filters;
+  
+  applyFilter (filter) {
+    this.socket.emit(this.constants.socket.events.filter, filter)
+  } 
+
+}

src/app/filters/index.ts

@@ -0,0 +1 @@
+export { FiltersComponent } from './filters.component';

src/app/frequency-band/frequency-band.component.css

@@ -0,0 +1,36 @@
+
+.chart {
+    display: block;
+    width: 100%;
+    height: 100%;
+}
+
+:host {
+  display: inline-block;
+  margin: 0 0 20px 20px;
+  padding: 20px;
+  box-shadow: 0 0 5px rgba(0,0,0,0.3);
+  background-color: #333333;
+  position: relative;
+  height: 100%;
+  width: 47%;
+  overflow: hidden;
+  box-sizing: border-box;
+}
+
+h2 {
+  position: absolute;
+  margin: 0;
+  top: 10px;
+  right: 20px;
+  font-weight: 300;
+}
+
+.capitalize {
+    text-transform: capitalize;
+}
+
+.frequency-band {
+  height: 100%;
+  padding-top: 40px;
+}

src/app/frequency-band/frequency-band.component.html

@@ -0,0 +1,12 @@
+<section class="frequency-band" [ngClass]="{ 'loading': !data }">
+    <h2 class="capitalize">{{ band }} {{ type }}</h2>
+     <base-chart class="chart"
+      [datasets]="data"
+      [labels]="channels"
+      [options]="options"
+      [colors]="colors"
+      [legend]="false"
+      [series]="channels"
+      [chartType]="type">
+    </base-chart>
+</section>

src/app/frequency-band/frequency-band.component.ts

@@ -0,0 +1,46 @@
+import { Component, OnInit, OnDestroy, Input } from '@angular/core';
+import * as io from 'socket.io-client';
+import { ChartService } from '../shared';
+import { CHART_DIRECTIVES } from '../shared/ng2-charts';
+import { Constants } from '../shared/constants';
+
+@Component({
+  selector: 'bci-frequency-band',
+  templateUrl: 'frequency-band.component.html',
+  styleUrls: ['frequency-band.component.css'],
+  providers: [ChartService, Constants]
+})
+
+export class FrequencyBandComponent implements OnInit {
+
+  socket: any;
+  constructor(private chartService: ChartService, private constants: Constants) {
+    this.socket = io(constants.socket.url);
+  }
+  
+  @Input() public type:string;
+  @Input() public band:string;
+  @Input() public color:number;
+  
+  private data:Array<any> = [{ data: [], label: [] }];
+  private colors:Array<any>;
+  private channels:Array<string> = this.chartService.getChannels();
+  private options:any = this.chartService.getChartJSBarDefaults();
+  
+  ngOnInit() {
+    this.colors = this.chartService.getColorByIndex(this.color);
+    this.socket.on(this.constants.socket.events.fft, (data) => {
+      this.data = [];
+      data[this.band || 'data'].forEach((dataset, index) => {
+        this.data.push({
+          data: dataset
+        });
+      });
+    });
+  }
+  
+  ngOnDestroy () {
+    this.socket.removeListener(this.constants.socket.events.fft);
+  } 
+
+}

src/app/frequency-band/index.ts

@@ -0,0 +1 @@
+export { FrequencyBandComponent } from './frequency-band.component';

src/app/frequency-bands/frequency-bands.component.html

@@ -0,0 +1,11 @@
+<div>
+  <!--<section>
+    <bci-frequency-band type="bar" band="delta" [color]="1"></bci-frequency-band>
+    <bci-frequency-band type="bar" band="theta" [color]="2"></bci-frequency-band>
+  </section>
+  <section>
+    <bci-frequency-band type="bar" band="alpha" [color]="3"></bci-frequency-band>
+    <bci-frequency-band type="bar" band="beta" [color]="4"></bci-frequency-band>
+    <bci-frequency-band type="bar" band="gamma" [color]="5"></bci-frequency-band>
+  </section>-->
+</div>

src/app/frequency-bands/frequency-bands.component.ts

@@ -0,0 +1,16 @@
+import { Component, OnInit } from '@angular/core';
+
+@Component({
+  selector: 'bci-frequency-bands',
+  templateUrl: 'frequency-bands.component.html',
+  styleUrls: ['frequency-bands.component.css']
+})
+
+export class FrequencyBandsComponent implements OnInit {
+
+  constructor() {}
+
+  ngOnInit() {
+  }
+
+}

src/app/frequency-bands/index.ts

@@ -0,0 +1 @@
+export { FrequencyBandsComponent } from './frequency-bands.component';

src/app/frequency/frequency.component.css

@@ -0,0 +1,30 @@
+
+.chart {
+    display: block;
+    width: 100%;
+    height: 100%;
+}
+
+:host {
+  display: block;
+  margin: 20px;
+  padding: 20px;
+  box-shadow: 0 0 5px rgba(0,0,0,0.3);
+  background-color: #333333;
+  position: relative;
+  height: 600px;
+  overflow: hidden;
+}
+
+h2 {
+  position: absolute;
+  margin: 0;
+  top: 10px;
+  right: 20px;
+  font-weight: 300;
+}
+
+.frequency {
+  height: 100%;
+  padding-top: 40px;
+}

src/app/frequency/frequency.component.html

@@ -0,0 +1,11 @@
+<section class="frequency" [ngClass]="{ 'loading': !data }">
+    <h2>Frequency {{ type }}</h2>
+    <base-chart class="chart"
+      [datasets]="data"
+      [labels]="labels"
+      [options]="options"
+      [colors]="colors"
+      [series]="channels"
+      [chartType]="type">
+    </base-chart>
+</section>

src/app/frequency/frequency.component.ts

@@ -0,0 +1,63 @@
+import { Component, ElementRef, OnInit, OnDestroy, Input } from '@angular/core';
+import { Router, ActivatedRoute } from '@angular/router';
+import * as io from 'socket.io-client';
+import { ChartService } from '../shared';
+import { Constants } from '../shared/constants';
+
+@Component({
+  selector: 'bci-frequency',
+  templateUrl: 'frequency.component.html',
+  styleUrls: ['frequency.component.css'],
+  providers: [ChartService, Constants]
+})
+
+export class FrequencyComponent implements OnInit {
+
+  socket: any;
+  constructor(private chartService: ChartService,
+              private route: ActivatedRoute,
+              private constants: Constants) {
+    this.socket = io(constants.socket.url);
+    this.type = this.route.snapshot.params['type'] || 'line';
+    
+    this.setOptions(this.type);
+  }
+  
+  @Input() type:string;
+  
+  private data:Array<any> = [{ data: [], label: [] }];
+  private labels:Array<any> = [];
+  private colors:Array<any> = this.chartService.getColors();
+  private channels:Array<string> = this.chartService.getChannels();
+  private options:any;
+  
+  setOptions (type) {
+    if (type === 'line') {
+      this.options = this.chartService.getChartJSLineDefaults();
+    }
+    if (type === 'radar') {
+      this.options = this.chartService.getChartJSRadarDefaults();
+    }
+  }
+  
+  ngOnInit() {    
+    this.socket.on(this.constants.socket.events.fft, (data) => {
+      this.data = [];
+      data.data.forEach((dataset, index) => {
+        this.data.push({
+          data: dataset,
+          label: this.channels[index],
+          borderWidth: 1,
+          pointRadius: 0,
+          fill: false
+        });
+      });
+      this.labels = data.labels;
+    });
+  }
+  
+  ngOnDestroy () {
+    this.socket.removeListener(this.constants.socket.events.fft);
+  } 
+
+}

src/app/frequency/index.ts

@@ -0,0 +1 @@
+export { FrequencyComponent } from './frequency.component';

src/app/index.ts

@@ -0,0 +1,2 @@
+export * from './app.component';
+export * from './app.module';

src/app/motion/index.ts

@@ -0,0 +1 @@
+export { MotionComponent } from './motion.component';

src/app/motion/motion.component.css

@@ -0,0 +1,25 @@
+
+:host {
+  display: block;
+  margin: 20px;
+  padding: 20px;
+  box-shadow: 0 0 5px rgba(0,0,0,0.3);
+  background-color: #333333;
+  position: relative;
+  height: 100%;
+  width: 768px;
+  overflow: hidden;
+}
+
+h2 {
+  position: absolute;
+  margin: 0;
+  top: 10px;
+  right: 20px;
+  font-weight: 300;
+}
+
+#brainbrowser {
+  width: 100%;
+  height: 500px;
+}

src/app/motion/motion.component.html

@@ -0,0 +1,4 @@
+<section class="motion" [ngClass]="{ 'loading': !model }">
+    <h2>Motion</h2>
+    <article id="brainbrowser"></article>
+</section>

src/app/motion/motion.component.ts

@@ -0,0 +1,52 @@
+import { Component, OnInit, ElementRef } from '@angular/core';
+import * as io from 'socket.io-client';
+import { Constants } from '../shared/constants';
+
+declare var BrainBrowser;
+
+@Component({
+  selector: 'bci-motion',
+  templateUrl: 'motion.component.html',
+  styleUrls: ['motion.component.css'],
+  providers: [Constants]
+})
+
+export class MotionComponent implements OnInit {
+
+  socket: any;
+  viewer: any;
+  model: any;
+  constructor(private view: ElementRef, private constants: Constants) {
+    this.socket = io(constants.socket.url);
+  }
+  
+  private rotation = [];
+
+  ngOnInit() {
+    BrainBrowser.config.set('worker_dir', 'vendor/brainbrowser/build/brainbrowser-2.3.0/workers');
+    
+    this.socket.on(this.constants.socket.events.motion, (data) => {
+      this.rotation = data.data;
+      
+      if (this.model) {
+        this.viewer.resetView();
+        this.viewer.model.rotation.set(...this.rotation);
+      }
+    });
+  }
+  
+  ngAfterViewInit () {
+    this.viewer = BrainBrowser.SurfaceViewer.start('brainbrowser', (viewer) => {
+      this.viewer = viewer;
+      this.viewer.render();
+      this.viewer.setWireframe(true);
+      this.viewer.loadModelFromURL('app/motion/models/brain-surface.obj');
+      this.viewer.setClearColor(0x333333);
+      
+      this.viewer.addEventListener('displaymodel', (data) => {
+        this.model = data.model;
+      });
+    });
+  }
+
+}

src/app/shared/chart.service.ts

@@ -0,0 +1,172 @@
+import { Injectable } from '@angular/core';
+
+@Injectable()
+export class ChartService {
+
+  constructor() {}
+  
+  getPlotlyContourLayout (overrides: any = {}): any {
+    return Object.assign({
+      bargap: 0,
+      autosize: true,
+      paper_bgcolor: 'rgba(0,0,0,0)',
+      plot_bgcolor: 'rgba(0,0,0,0)',
+      margin: { l: 0, r: 0, b: 0, t: 0 },
+      xaxis: {
+        autorange: true,
+        showgrid: false,
+        zeroline: false,
+        showline: false,
+        autotick: true,
+        ticks: '',
+        showticklabels: false
+      },
+      yaxis: {
+        autorange: true,
+        showgrid: false,
+        zeroline: false,
+        showline: false,
+        autotick: true,
+        ticks: '',
+        showticklabels: false
+      }
+    }, overrides);
+  }
+  
+  getPlotlyContourData (overrides: any = {}): any {
+    return Object.assign({
+      z: [],
+      x: [],
+      y: [],
+      type: 'contour',
+      colorscale: 'Jet',
+      showscale: false
+    }, overrides);
+  }
+  
+  getChartJSGlobalDefaults (overrides: any = {}): any {
+    return Object.assign({
+      responsive: true,
+      animation: false,
+      legend: {
+        display: true,
+        position: 'bottom'
+      },
+    }, overrides);
+  }
+  
+  getChartJSLineDefaults (overrides: any = {}): any {
+    return Object.assign({
+      scales: {
+        xAxes: [{
+          gridLines: {
+            display: true
+          },
+          ticks: {
+            max: 4,
+            min: -2,
+            stepSize: 0.5
+          }
+        }],
+        yAxes: [{
+          gridLines: {
+            display: true
+          },
+          ticks: {
+            max: 4,
+            min: -2,
+            stepSize: 0.5
+          }
+        }]
+      }
+    }, this.getChartJSGlobalDefaults());
+  }
+  
+  getChartJSBarDefaults (overrides: any = {}): any {
+    return Object.assign({
+      scales: {
+        xAxes: [{
+          gridLines: {
+            display: false
+          },
+          ticks: {
+            max: 4,
+            min: 0,
+            stepSize: 0.5
+          }
+        }],
+        yAxes: [{
+          gridLines: {
+            display: false
+          },
+          ticks: {
+            max: 4,
+            min: 0,
+            stepSize: 0.5
+          }
+        }]
+      }
+    }, this.getChartJSGlobalDefaults({
+      legend: {
+        display: false
+      }
+    }));
+  }
+  
+  getChartJSRadarDefaults (overrides: any = {}): any {
+    return Object.assign({
+      scale: {
+        lineArc: false,
+        angleLines: {
+          display: true
+        },
+        ticks: {
+          max: 4,
+          min: -2,
+          stepSize: 0.5,
+          showLabelBackdrop: false
+        }
+      }
+    }, this.getChartJSGlobalDefaults());
+  }
+  
+  getChartSmoothieDefaults (overrides: any = {}): any {
+    return Object.assign({
+        millisPerLine: 3000,
+        grid: {
+            fillStyle: '#333333',
+            strokeStyle: 'rgba(0,0,0,0.1)',
+            sharpLines: false,
+            verticalSections: this.getChannels().length,
+            borderVisible: true
+        },
+        labels: {
+            disabled: true
+        },
+        maxValue: this.getChannels().length * 2,
+        minValue: 0
+    }, overrides);
+  }
+  
+  getChannels (): Array<string> {
+    return Array(8).fill('CH').map((item, index) => item + (index + 1));
+  }
+  
+  getColors (): Array<any> {
+    return [
+      { borderColor: 'rgba(112,185,252,1)', backgroundColor: 'rgba(112,185,252,1)' },
+      { borderColor: 'rgba(116,150,161,1)', backgroundColor: 'rgba(116,150,161,1)' },
+      { borderColor: 'rgba(162,86,178,1)', backgroundColor: 'rgba(162,86,178,1)' },
+      { borderColor: 'rgba(144,132,246,1)', backgroundColor: 'rgba(144,132,246,1)' },
+      { borderColor: 'rgba(138,219,229,1)', backgroundColor: 'rgba(138,219,229,1)' },
+      { borderColor: 'rgba(232,223,133,1)', backgroundColor: 'rgba(232,223,133,1)' },
+      { borderColor: 'rgba(148,159,177,1)', backgroundColor: 'rgba(148,159,177,1)' },
+      { borderColor: 'rgba(77,83,96,1)', backgroundColor: 'rgba(77,83,96,1)' }
+    ]; 
+  }
+  
+  getColorByIndex (index:number): Array<any> {
+    return this.getColors().filter((c, i) => index === i);
+  }
+
+}

src/app/shared/constants.ts

@@ -0,0 +1,192 @@
+import { Injectable } from '@angular/core';
+
+@Injectable()
+export class Constants {
+
+  socket: any = {
+      url: 'http://localhost:8080',
+      events: {
+          fft: 'bci:fft',
+          time: 'bci:time',
+          topo: 'bci:topo',
+          filter: 'bci:filter',
+          motion: 'bci:motion'
+      }
+  };
+  
+  filters: Array<any> = [
+    { 
+      id: 'NOTCH', 
+      label: 'Notch',
+      type: 'single',
+      enabled: true,
+      options: [
+        {
+          id: 'NOTCH:60',
+          label: '60 Hz'
+        },
+        {
+          id: 'NOTCH:50',
+          label: '50 Hz'
+        },
+        {
+          id: 'NOTCH:NONE',
+          label: 'None'
+        }    
+      ] 
+    },
+    { 
+      id: 'BANDPASS', 
+      label: 'Band Pass',
+      type: 'single',
+      enabled: false,
+      options: [
+        {
+          id: 'BANDPASS:1-50',
+          label: '1-50 Hz'
+        },
+        {
+          id: 'BANDPASS:7-13',
+          label: '7-13 Hz'
+        },
+        {
+          id: 'BANDPASS:15-50',
+          label: '15-50 Hz'
+        },
+        {
+          id: 'BANDPASS:5-50',
+          label: '5-50 Hz'
+        },
+        {
+          id: 'BANDPASS:NONE',
+          label: 'None'
+        }
+      ]
+    },
+    { 
+      id: 'VERTSCALE', 
+      label: 'Vert Scale',
+      type: 'single',
+      enabled: false,
+      options: [
+        {
+          id: 'VERTSCALE:50',
+          label: '50uV'
+        },
+        {
+          id: 'VERTSCALE:100',
+          label: '100uV'
+        },
+        {
+          id: 'VERTSCALE:200',
+          label: '200uV'
+        },
+        {
+          id: 'VERTSCALE:400',
+          label: '400uV'
+        },
+        {
+          id: 'VERTSCALE:1000',
+          label: '1000uV'
+        },
+        {
+          id: 'VERTSCALE:10000',
+          label: '10,000uV'
+        },
+        {
+          id: 'VERTSCALE:NONE',
+          label: 'None'
+        }    
+      ]  
+    },
+    { 
+      id: 'VERTALGO', 
+      label: 'Vert Algo',
+      type: 'single',
+      enabled: false,
+      options: [
+        {
+          id: 'VERTALGO:50',
+          label: 'Log'
+        },
+        {
+          id: 'VERTALGO:Linear',
+          label: 'Linear'
+        }   
+      ]
+    },
+    { 
+      id: 'SMOOTH', 
+      label: 'Smooth',
+      type: 'single',
+      enabled: false,
+      options: [
+        {
+          id: 'SMOOTH:0-75',
+          label: '0 75'
+        },
+        {
+          id: 'SMOOTH:0-9',
+          label: '0 9'
+        },
+        {
+          id: 'SMOOTH:0-95',
+          label: '0 95'
+        },
+        {
+          id: 'SMOOTH:0-98',
+          label: '0 98'
+        },
+        {
+          id: 'SMOOTH:0-0',
+          label: '0 0'
+        },
+        {
+          id: 'SMOOTH:0-5',
+          label: '0 5'
+        },
+      ]  
+    },
+    { 
+      id: 'POLARITY', 
+      label: 'Polarity',
+      type: 'single',
+      enabled: false,
+      options: [
+        {
+          id: 'POLARITY:Yes',
+          label: 'Yes'
+        },
+        {
+          id: 'POLARITY:NO',
+          label: 'No'
+        }
+      ] 
+    },
+    { 
+      id: 'MAXFREQUENCY', 
+      label: 'Max Frequency',
+      type: 'single',
+      enabled: false,
+      options: [
+        {
+          id: 'MAXFREQUENCY:60',
+          label: '60 Hz'
+        },
+        {
+          id: 'MAXFREQUENCY:120',
+          label: '120 Hz'
+        },
+        {
+          id: 'MAXFREQUENCY:20',
+          label: '20 Hz'
+        },
+        {
+          id: 'MAXFREQUENCY:40',
+          label: '40 Hz'
+        }
+      ]
+    }
+  ];
+
+}

src/app/shared/index.ts

@@ -0,0 +1,2 @@
+export * from './chart.service';
+export * from './ng2-charts';

src/app/shared/ng2-charts.ts

@@ -0,0 +1,287 @@
+import {
+  Component, OnDestroy, OnInit, OnChanges, EventEmitter, ElementRef, Input,
+  Output
+} from '@angular/core';
+
+declare var Chart:any;
+
+@Component({
+  selector: 'base-chart',
+  template: `<canvas style="width: 100%; height: 100%;"></canvas>`,
+})
+export class BaseChartComponent implements OnDestroy, OnChanges, OnInit {
+  public static defaultColors:Array<number[]> = [
+    [255, 99, 132],
+    [54, 162, 235],
+    [255, 206, 86],
+    [231, 233, 237],
+    [75, 192, 192],
+    [151, 187, 205],
+    [220, 220, 220],
+    [247, 70, 74],
+    [70, 191, 189],
+    [253, 180, 92],
+    [148, 159, 177],
+    [77, 83, 96]
+  ];
+
+  @Input() public data:number[] | Array<number[]>;
+  @Input() public datasets:any[];
+  @Input() public labels:Array<any> = [];
+  @Input() public options:any = {responsive: true};
+  @Input() public chartType:string;
+  @Input() public colors:Array<any>;
+  @Input() public legend:boolean;
+  @Input() public series:any;
+
+  @Output() public chartClick:EventEmitter<any> = new EventEmitter();
+  @Output() public chartHover:EventEmitter<any> = new EventEmitter();
+
+  private ctx:any;
+  private cvs:any;
+  private parent:any;
+  private chart:any;
+  private initFlag:boolean = false;
+
+  private element:ElementRef;
+
+  public constructor(element:ElementRef) {
+    this.element = element;
+  }
+
+  public ngOnInit():any {
+    this.ctx = this.element.nativeElement.children[0].getContext('2d');
+    this.cvs = this.element.nativeElement.children[0];
+    this.parent = this.element.nativeElement;
+    this.initFlag = true;
+    if (this.data || this.datasets) {
+      this.refresh();
+    }
+  }
+
+  public ngOnChanges():any {
+    if (this.initFlag) {
+      this.refresh();
+    }
+  }
+
+  public ngOnDestroy():any {
+    if (this.chart) {
+      this.chart.destroy();
+      this.chart = void 0;
+    }
+  }
+
+  public getChartBuilder(ctx:any/*, data:Array<any>, options:any*/):any {
+    let datasets:any = void 0;
+
+    // in case if datasets is not provided, but data is present
+    if (!this.datasets || !this.datasets.length && (this.data && this.data.length)) {
+      if (Array.isArray(this.data[0])) {
+        datasets = (this.data as Array<number[]>).map((data:number[], index:number) => {
+          return {data, label: this.labels[index] || `Label ${index}`};
+        });
+      } else {
+        datasets = [{data: this.data, label: `Label 0`}];
+      }
+    }
+
+    if (this.datasets && this.datasets.length ||
+      (datasets && datasets.length)) {
+      datasets = (this.datasets || datasets)
+        .map((elm:number, index:number) => {
+          let newElm:any = Object.assign({}, elm);
+          if (this.colors && this.colors.length) {
+            Object.assign(newElm, this.colors[index]);
+          } else {
+            Object.assign(newElm, getColors(this.chartType, index, newElm.data.length));
+          }
+          return newElm;
+        });
+    }
+
+    if (!datasets) {
+      throw new Error(`ng-charts configuration error, 
+      data or datasets field are required to render char ${this.chartType}`);
+    }
+
+    let options:any = Object.assign({}, this.options);
+    // hock for onHover and onClick events
+    options.hover = options.hover || {};
+    if (!options.hover.onHover) {
+      options.hover.onHover = (active:Array<any>) => {
+        if (active && !active.length) {
+          return;
+        }
+        this.chartHover.emit({active});
+      };
+    }
+
+    if (!options.onClick) {
+      options.onClick = (event:any, active:Array<any>) => {
+        this.chartClick.emit({event, active});
+      };
+    }
+
+    let opts = {
+      type: this.chartType,
+      data: {
+        labels: this.labels,
+        datasets: datasets
+      },
+      options: options
+    };
+
+    if (typeof Chart === 'undefined') {
+      throw new Error('ng2-charts configuration issue: Embedding Chart.js lib is mandatory');
+    }
+
+    return new Chart(ctx, opts);
+  }
+
+  private refresh():any {
+    if (this.options && this.options.responsive && this.parent.clientHeight === 0) {
+      return setTimeout(() => this.refresh(), 50);
+    }
+
+    // todo: remove this line, it is producing flickering
+    this.ngOnDestroy();
+    this.chart = this.getChartBuilder(this.ctx/*, data, this.options*/);
+  }
+}
+
+// private helper functions
+export interface Color {
+  backgroundColor?:string | string[];
+  borderWidth?:number | number[];
+  borderColor?:string | string[];
+  borderCapStyle?:string;
+  borderDash?:number[];
+  borderDashOffset?:number;
+  borderJoinStyle?:string;
+
+  pointBorderColor?:string | string[];
+  pointBackgroundColor?:string | string[];
+  pointBorderWidth?:number | number[];
+
+  pointRadius?:number | number[];
+  pointHoverRadius?:number | number[];
+  pointHitRadius?:number | number[];
+
+  pointHoverBackgroundColor?:string | string[];
+  pointHoverBorderColor?:string | string[];
+  pointHoverBorderWidth?:number | number[];
+  pointStyle?:string | string[];
+
+  hoverBackgroundColor?:string | string[];
+  hoverBorderColor?:string | string[];
+  hoverBorderWidth?:number;
+}
+
+// pie | doughnut
+export interface Colors extends Color {
+  data?:number[];
+  label?:string;
+}
+
+function rgba(colour:Array<number>, alpha:number):string {
+  return 'rgba(' + colour.concat(alpha).join(',') + ')';
+}
+
+function getRandomInt(min:number, max:number):number {
+  return Math.floor(Math.random() * (max - min + 1)) + min;
+}
+
+function formatLineColor(colors:Array<number>):Color {
+  return {
+    backgroundColor: rgba(colors, 0.4),
+    borderColor: rgba(colors, 1),
+    pointBackgroundColor: rgba(colors, 1),
+    pointBorderColor: '#fff',
+    pointHoverBackgroundColor: '#fff',
+    pointHoverBorderColor: rgba(colors, 0.8)
+  };
+}
+
+function formatBarColor(colors:Array<number>):Color {
+  return {
+    backgroundColor: rgba(colors, 0.6),
+    borderColor: rgba(colors, 1),
+    hoverBackgroundColor: rgba(colors, 0.8),
+    hoverBorderColor: rgba(colors, 1)
+  };
+}
+
+function formatPieColors(colors:Array<number[]>):Colors {
+  return {
+    backgroundColor: colors.map((color:number[]) => rgba(color, 0.6)),
+    borderColor: colors.map(() => '#fff'),
+    pointBackgroundColor: colors.map((color:number[]) => rgba(color, 1)),
+    pointBorderColor: colors.map(() => '#fff'),
+    pointHoverBackgroundColor: colors.map((color:number[]) => rgba(color, 1)),
+    pointHoverBorderColor: colors.map((color:number[]) => rgba(color, 1))
+  };
+}
+
+function formatPolarAreaColors(colors:Array<number[]>):Color {
+  return {
+    backgroundColor: colors.map((color:number[]) => rgba(color, 0.6)),
+    borderColor: colors.map((color:number[]) => rgba(color, 1)),
+    hoverBackgroundColor: colors.map((color:number[]) => rgba(color, 0.8)),
+    hoverBorderColor: colors.map((color:number[]) => rgba(color, 1))
+  };
+}
+
+function getRandomColor():number[] {
+  return [getRandomInt(0, 255), getRandomInt(0, 255), getRandomInt(0, 255)];
+}
+
+/**
+ * Generate colors for line|bar charts
+ * @param index
+ * @returns {number[]|Color}
+ */
+function generateColor(index:number):number[] {
+  return BaseChartComponent.defaultColors[index] || getRandomColor();
+}
+
+/**
+ * Generate colors for pie|doughnut charts
+ * @param count
+ * @returns {Colors}
+ */
+function generateColors(count:number):Array<number[]> {
+  let colorsArr:Array<number[]> = new Array(count);
+  for (let i = 0; i < count; i++) {
+    colorsArr[i] = BaseChartComponent.defaultColors[i] || getRandomColor();
+  }
+  return colorsArr;
+}
+
+/**
+ * Generate colors by chart type
+ * @param chartType
+ * @param index
+ * @param count
+ * @returns {Color}
+ */
+function getColors(chartType:string, index:number, count:number):Color {
+  if (chartType === 'pie' || chartType === 'doughnut') {
+    return formatPieColors(generateColors(count));
+  }
+
+  if (chartType === 'polarArea') {
+    return formatPolarAreaColors(generateColors(count));
+  }
+
+  if (chartType === 'line' || chartType === 'radar') {
+    return formatLineColor(generateColor(index));
+  }
+
+  if (chartType === 'bar') {
+    return formatBarColor(generateColor(index));
+  }
+  return generateColor(index);
+}
+
+export const CHART_DIRECTIVES:Array<any> = [BaseChartComponent];

src/app/time-series/index.ts

@@ -0,0 +1 @@
+export { TimeSeriesComponent } from './time-series.component';

src/app/time-series/time-series.component.css

@@ -0,0 +1,82 @@
+
+:host {
+  display: block;
+  margin: 20px;
+  padding: 20px;
+  box-shadow: 0 0 5px rgba(0,0,0,0.3);
+  background-color: #333333;
+  position: relative;
+  height: 100%;
+  width: 1060px;
+  overflow: hidden;
+}
+
+h2 {
+  position: absolute;
+  margin: 0;
+  top: 10px;
+  right: 20px;
+  font-weight: 300;
+}
+
+.time-series canvas {
+  margin: 40px 80px 40px 40px;
+}
+
+.time-series-channels,
+.time-series-amplitudes {
+  position: absolute;
+  top: 60px;
+  height: 450px;
+  color: rgba(102,102,102,1);
+  font-size: 12px;
+}
+
+.time-series-channels {
+  width: 40px;
+  left: 20px;
+  text-align: left;
+  color: #000000;
+  font-weight: 500;
+}
+
+.time-series-amplitudes {
+  right: 20px;
+  text-align: right;
+}
+
+.time-series-channels ul {
+  width: 100%;
+}
+
+.time-series-channels li {
+  width: 100%;
+  height: 100%;
+  padding-top: 20px;
+}
+
+.time-series-channels ul,
+.time-series-amplitudes ul {
+  display: flex;
+  align-items: flex-end;
+  justify-content: space-around;
+  flex-direction: column;
+  height: 100%;
+  margin: 0;
+  padding: 0;
+  list-style: none;
+}
+
+.time-series-duration {
+  position: absolute;
+  left: 50px;
+  width: 98%;
+  bottom: 22px;
+  display: flex;
+  color: rgba(102,102,102,1);
+  font-size: 12px;
+}
+
+.time-series-duration time {
+  width: 20%;
+}

src/app/time-series/time-series.component.html

@@ -0,0 +1,26 @@
+<section class="time-series" [ngClass]="{ 'loading': !amplitudes }">
+    <h2>Time Series</h2>
+    <aside class="time-series-channels">
+        <ul>
+            <li *ngFor="let channel of channels, let i = index"
+                [ngStyle]="{ 'color': colors[i].borderColor }">
+                {{ channel }}
+            </li>
+        </ul>
+    </aside>
+    <canvas id="timeSeries" width="950" height="450"></canvas>
+    <aside class="time-series-amplitudes">
+        <ul>
+            <li *ngFor="let amplitude of amplitudes, let i = index"
+                [ngStyle]="{ 'color': colors[i].borderColor }">
+                {{ amplitude }}
+            </li>
+        </ul>
+    </aside>
+    <footer class="time-series-duration">
+        <time *ngFor="let time of timeline"
+              datetime="P1M">
+            {{ time }}
+        </time>
+    </footer>
+</section>

src/app/time-series/time-series.component.ts

@@ -0,0 +1,68 @@
+import { Component, ElementRef, OnInit, OnDestroy } from '@angular/core';
+import { SmoothieChart, TimeSeries } from 'smoothie';
+import * as io from 'socket.io-client';
+import { ChartService } from '../shared';
+
+import { Constants } from '../shared/constants';
+
+@Component({
+  selector: 'bci-time-series',
+  templateUrl: 'time-series.component.html',
+  styleUrls: ['time-series.component.css'],
+  providers: [ChartService, Constants]
+})
+
+export class TimeSeriesComponent implements OnInit {
+
+  socket: any;
+  constructor(private view: ElementRef, 
+              private chartService: ChartService, 
+              private constants: Constants) {
+    this.socket = io(constants.socket.url);
+    this.chartService = chartService;
+  }
+  
+  private options = this.chartService.getChartSmoothieDefaults();
+  
+  private timeSeries = new SmoothieChart(this.options);
+  private amplitudes = [];
+  private timeline = [];
+  private lines = Array(8).fill(0).map(() => new TimeSeries());
+  private channels = this.chartService.getChannels();
+  private colors = this.chartService.getColors();
+  
+  ngOnInit() {
+    this.addTimeSeriesLines();
+        
+    this.socket.on(this.constants.socket.events.time, (data) => {
+      this.amplitudes = data.amplitudes;
+      this.timeline = data.timeline;
+      this.appendTimeSeriesLines(data.data);
+    });
+  }
+  
+  ngOnDestroy () {
+    this.socket.removeListener(this.constants.socket.events.time);
+  } 
+  
+  ngAfterViewInit () {
+    this.timeSeries.streamTo(this.view.nativeElement.querySelector('canvas'), 40);
+  }
+  
+  addTimeSeriesLines () {
+    this.lines.forEach((line, index) => {
+        this.timeSeries.addTimeSeries(line, { 
+          strokeStyle: this.colors[index].borderColor 
+        });
+    });
+  }
+  
+  appendTimeSeriesLines (data) {
+    this.lines.forEach((line, index) => {
+          data[index].forEach((amplitude) => {
+              line.append(new Date().getTime(), amplitude);
+          });
+      });
+  }
+
+}

src/app/topo/index.ts

@@ -0,0 +1 @@
+export { TopoComponent } from './topo.component';

src/app/topo/topo.component.css

@@ -0,0 +1,101 @@
+* {
+  box-sizing: border-box;
+}
+
+:host {
+  display: block;
+  margin: 20px;
+  padding: 20px;
+  box-shadow: 0 0 5px rgba(0,0,0,0.3);
+  background-color: #333333;
+  position: relative;
+  height: 40vw;
+  width: 40vw;
+}
+
+h2 {
+  position: absolute;
+  margin: 0;
+  top: 10px;
+  right: 20px;
+  font-weight: 300;
+  z-index: 1;
+}
+
+.topoplot {
+  -webkit-clip-path: circle(50%);
+  border-radius: 50%;
+  position: relative;
+  width: 100%;
+  height: 100%;
+}
+
+[class*='topoplot-c'] {
+  z-index: 2;
+  background-color: black;
+  border: 1px solid black;
+  width: 5%;
+  height: 5%;
+  border-radius: 50%;
+  position: absolute;
+}
+
+.top {
+  top: 2%
+}
+.middle {
+  top: calc(50% - 50px);
+}
+.third {
+  top: 70%;
+}
+.bottom {
+  bottom: 2%;
+}
+
+.top.left,
+.bottom.left {
+  left: 32%;
+}
+
+.top.right,
+.bottom.right {
+  right: 32%;
+}
+
+.middle.left {
+  left: 25%;
+}
+
+.middle.right {
+  right: 25%;
+}
+
+.third.left {
+  left: 8%;
+}
+
+.third.right {
+  right: 8%;
+}
+
+
+/* Grid */
+
+.topoplot-grid {
+  position: absolute;
+  z-index: 1;
+  width: 100%;
+  height: 100%;
+  -webkit-clip-path: circle(50%);
+  border-radius: 50%;
+  -webkit-filter: blur(10px);
+}
+
+[class*='topoplot-u'] {
+  float: left;
+  /*border: 1px solid lightgray;*/
+  width: 9.09%;
+  height: 9.09%;
+  /*background: lightblue;*/
+}

src/app/topo/topo.component.html

@@ -0,0 +1,6 @@
+<section [ngClass]="{ loading: !data }">
+    <h2>Topo</h2>
+    <section class="topoplot">
+      <div id="topo"></div>
+    </section>
+</section>

src/app/topo/topo.component.ts

@@ -0,0 +1,55 @@
+import { Component, OnInit, OnDestroy, ElementRef } from '@angular/core';
+import * as io from 'socket.io-client';
+import { Constants } from '../shared/constants';
+import { ChartService } from '../shared';
+
+declare var chroma: any;
+declare var Plotly: any;
+
+@Component({
+  selector: 'bci-topo',
+  templateUrl: 'topo.component.html',
+  styleUrls: ['topo.component.css'],
+  providers: [Constants, ChartService]
+})
+
+export class TopoComponent implements OnInit {
+  
+  socket: any;
+  plotElement: any;
+  
+  constructor(private view: ElementRef, private chartService: ChartService, private constants: Constants) {
+    this.socket = io(constants.socket.url);
+  }
+    
+  private data: any = this.chartService.getPlotlyContourData({
+    x: this.getGrid(11),
+    y: this.getGrid(11)
+  });
+  
+  private layout: any = this.chartService.getPlotlyContourLayout();
+  
+  private options: any = {
+    staticPlot: true
+  };
+  
+  ngOnInit(): void {
+    this.plotElement = this.view.nativeElement.querySelector('#topo');
+    Plotly.newPlot(this.plotElement.id, [this.data], this.layout, this.options);
+
+    this.socket.on(this.constants.socket.events.topo, (data) => {
+      this.data.z = data.data; 
+      Plotly.redraw(this.plotElement);
+      Plotly.Plots.resize(this.plotElement);
+    });
+  }
+  
+  ngOnDestroy (): void {
+    this.socket.removeListener(this.constants.socket.events.topo);
+  }
+  
+  getGrid (n) {
+    return Array(n).fill(0).map((v, i) => i).reverse();
+  }
+  
+}

src/environments/environment.dev.ts

@@ -0,0 +1,3 @@
+export const environment = {
+  production: false
+};

src/environments/environment.prod.ts

@@ -0,0 +1,3 @@
+export const environment = {
+  production: true
+};

src/environments/environment.ts

@@ -0,0 +1,8 @@
+// The file for the current environment will overwrite this one during build.
+// Different environments can be found in ./environment.{dev|prod}.ts, and
+// you can create your own and use it with the --env flag.
+// The build system defaults to the dev environment.
+
+export const environment = {
+  production: false
+};

src/index.html

@@ -0,0 +1,25 @@
+<!doctype html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>BCI Dashboard</title>
+  <base href="/">
+
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <link rel="icon" type="image/x-icon" href="favicon.ico">
+  <style>
+    @import url(https://fonts.googleapis.com/css?family=Roboto:400,700,300);
+    body {
+      font-family: 'Roboto', sans-serif;
+      font-weight: 300;
+      color: #ffffff; 
+      background-color: #222222; 
+      margin: 0; 
+    }
+  </style>
+  
+</head>
+<body>
+  <bci-dashboard>Loading...</bci-dashboard>
+</body>
+</html>

src/main.ts

@@ -0,0 +1,16 @@
+import './polyfills.ts';
+import 'chart.js';
+import 'chroma-js';
+import 'plotly.js';
+import 'brainbrowser/build/brainbrowser-2.3.0/brainbrowser.surface-viewer.min';
+
+import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
+import { enableProdMode } from '@angular/core';
+import { environment } from './environments/environment';
+import { DashboardModule } from './app/dashboard.module';
+
+if (environment.production) {
+  enableProdMode();
+}
+
+platformBrowserDynamic().bootstrapModule(DashboardModule);

src/polyfills.ts

@@ -0,0 +1,19 @@
+// This file includes polyfills needed by Angular 2 and is loaded before
+// the app. You can add your own extra polyfills to this file.
+import 'core-js/es6/symbol';
+import 'core-js/es6/object';
+import 'core-js/es6/function';
+import 'core-js/es6/parse-int';
+import 'core-js/es6/parse-float';
+import 'core-js/es6/number';
+import 'core-js/es6/math';
+import 'core-js/es6/string';
+import 'core-js/es6/date';
+import 'core-js/es6/array';
+import 'core-js/es6/regexp';
+import 'core-js/es6/map';
+import 'core-js/es6/set';
+import 'core-js/es6/reflect';
+
+import 'core-js/es7/reflect';
+import 'zone.js/dist/zone';

src/server/app.js

@@ -0,0 +1,28 @@
+'use strict';
+ 
+const constants = require('./constants'); 
+const io = require('socket.io')(process.env.app_port || constants.sockets.port);
+
+const Connectors = require('./connectors');
+const Providers = require('./providers');
+const Modules = require('./modules'); 
+
+const Connector = new Connectors.Serialport({
+    verbose: true
+});
+
+const Signal = new Providers.Signal({ io });
+const Motion = new Providers.Motion({ io });
+
+Connector.start().then(() => {
+    const FFT = new Modules.FFT({ Signal });
+    const Topo = new Modules.Topo({ Signal });
+    const TimeSeries = new Modules.TimeSeries({ Signal });
+});
+
+Connector.stream((data) => {
+    Signal.buffer(data);
+    Motion.capture(data);
+});
+
+process.on(constants.events.terminate, Connector.stop);

src/server/connectors/bluetooth.connector.js

@@ -0,0 +1,6 @@
+
+module.exports = class Bluetooth {
+    /**
+     * The future!
+     */
+}

src/server/connectors/index.js

@@ -0,0 +1,9 @@
+'use strict';
+
+const Serialport = require('./serialport.connector');
+const Bluetooth = require('./bluetooth.connector');
+
+module.exports = {
+    Serialport,
+    Bluetooth
+}

src/server/connectors/serialport.connector.js

@@ -0,0 +1,55 @@
+'use strict';
+
+const Utils = require('../utils');
+const OpenBCI = require('openbci-sdk');
+const OpenBCIBoard = OpenBCI.OpenBCIBoard;
+const constants = require('../constants');
+
+module.exports = class Serialport extends OpenBCIBoard {
+    
+    constructor (options) {
+        super(options); 
+    }
+    
+    start () { 
+        return new Promise((resolve, reject) => {
+            
+            var onConnect = () => {
+                this.on(constants.connector.readyEvent, () => {
+                    this.streamStart();
+                    resolve();
+                });
+            };
+            
+            this.autoFindOpenBCIBoard()
+                .then((portName) => {
+                    if (portName) {
+                        this.connect(portName).then(onConnect);
+                    }
+                })
+                .catch((error) => {
+                    console.log(error);
+                    if (Utils.signal.isSimulated()) {
+                        this.connect(OpenBCI.OpenBCIConstants.OBCISimulatorPortName)
+                            .then(onConnect);
+                    } else {
+                        reject(error);
+                    }
+                });
+            
+         });
+    }
+    
+    stop () {
+        this.streamStop().then(() => {
+            this.disconnect().then(() => {
+                process.exit();
+            });
+        });
+    }
+    
+    stream (callback) {
+        this.on(constants.connector.sampleEvent, callback);
+    }
+    
+}

src/server/constants/index.js

@@ -0,0 +1,57 @@
+'use strict';
+
+module.exports = {
+    connector: {
+        channels: 8,
+        simulateFlag: 'simulate',
+        readyEvent: 'ready',
+        sampleEvent: 'sample'
+    },
+    signal: {
+        bufferSize: 512,
+        sampleRate: 250,
+        windowSize: 32 // data has a moving window of 32 samples = 128 milliseconds (250Hz)
+    },
+    fft: {
+        bins: 512
+    },
+    scale: {
+        global: 1.5,
+        simulated: 4,
+        skipLabels: 4
+    },
+    units: {
+        hertz: 'Hz',
+        microvolts: 'uV',
+        seconds: 's'
+    },
+    bands: { // frequency
+        delta: [1, 3],
+        theta: [4, 8],
+        alpha: [8, 12],
+        beta: [13, 30],
+        gamma: [30, 100]
+    },
+    time: {
+        windowSize: 5, // seconds
+        timeline: 20, // seconds
+        skip: 2 // 
+    },
+    events: {
+        fft: 'bci:fft',
+        topo: 'bci:topo',
+        time: 'bci:time',
+        signal: 'bci:signal',
+        filter: 'bci:filter',
+        motion: 'bci:motion',
+        terminate: 'SIGINT'
+    },
+    topo: {
+        params: [0,10,11],
+        x: [3,7,2,8,0,10,3,7], 
+        y: [0,0,3,3,8,8,10,10]
+    },
+    sockets: {
+        port: 8080
+    }
+};

src/server/modules/fft.module.js

@@ -0,0 +1,76 @@
+'use strict';
+
+const dsp = require('dsp.js');
+const Utils = require('../utils');
+const constants = require('../constants');
+
+module.exports = class FFT {
+    
+    constructor ({ Signal }) {
+        this.signal = Signal;
+        this.bins = constants.fft.bins;
+        this.bufferSize = constants.signal.bufferSize;
+        this.sampleRate = constants.signal.sampleRate;
+        this.bands = constants.bands;
+        this.spectrums = [[],[],[],[],[],[],[],[]];
+        this.byBand = [];
+        this.labels = [];
+        this.subscribe();
+    }
+        
+    subscribe () {
+        this.signal.emitter.on(constants.events.signal, (signals) => {        
+            this.signalsToFFT(signals);
+            this.scaleLabels();
+            this.filterBands();
+            this.filterLabels();
+            this.emit(); 
+        });
+    }
+    
+    signalsToFFT (signals) {
+        signals.forEach((signal, index) => {
+            signal = Utils.filter.process(signal);
+            let fft = new dsp.FFT(this.bufferSize, this.sampleRate);
+            fft.forward(signal);
+            this.spectrums[index] = Utils.data.parseObjectAsArray(fft.spectrum);
+            this.spectrums[index] = Utils.signal.voltsToMicrovolts(this.spectrums[index], true);
+        });
+    }
+    
+    scaleLabels () {
+        this.labels = new Array(this.bins / 2).fill()    
+            .map((label, index) => {
+                return Math.ceil(index * (this.sampleRate / this.bins));
+            });
+    }
+    
+    filterBands () {
+        for (let band in this.bands) {
+            this.byBand[band] = Utils.filter.filterBand(this.spectrums, this.labels, this.bands[band]);
+        }
+    }
+    
+    filterLabels () {
+        // Skip every 8, add uni (too many labels issue)
+        this.labels = this.labels.map((label, index, labels) => {
+            let eighth = index % constants.scale.skipLabels === 0;
+            let last = index === (labels.length - 1);
+            return eighth || last ? `${label} ${constants.units.hertz}` : ``;
+        });
+    }
+    
+    emit () {
+        this.signal.io.emit(constants.events.fft, {
+            data: this.spectrums,
+            labels: this.labels,
+            theta: this.byBand.theta.spectrums,
+            delta: this.byBand.delta.spectrums,
+            alpha: this.byBand.alpha.spectrums,
+            beta: this.byBand.beta.spectrums,
+            gamma: this.byBand.gamma.spectrums
+        });
+    }
+    
+}
+   

src/server/modules/index.js

@@ -0,0 +1,11 @@
+'use strict';
+
+const FFT = require('./fft.module');
+const TimeSeries = require('./time-series.module');
+const Topo = require('./topo.module');
+
+module.exports = {
+    FFT,
+    TimeSeries,
+    Topo
+}

src/server/modules/time-series.module.js

@@ -0,0 +1,67 @@
+'use strict';
+
+const Utils = require('../utils');
+const constants = require('../constants');
+
+module.exports = class TimeSeries {
+    
+    constructor ({ Signal }) {
+        this.signal = Signal;
+        this.sampleRate = constants.signal.sampleRate;
+        this.bufferSize = constants.signal.bufferSize;
+        this.windowSize = constants.signal.windowSize;
+        this.timeline = Utils.data.generateTimeline(constants.time.timeline, constants.time.skip, constants.units.seconds);
+        this.timeSeries = [];
+        this.amplitudes = [];
+        this.subscribe();
+    }
+    
+    subscribe () {
+        this.signal.emitter.on(constants.events.signal, (signal) => {  
+            this.timeSeries = signal;
+            this.filter();
+            this.offset();
+            this.trim();
+            this.signalToAmplitudes(signal);
+            this.emit();
+        });
+    }
+    
+    offset () {
+        this.timeSeries = this.timeSeries.map((channel, channelIndex) => {
+            return channel.map((amplitude) => {
+                return Utils.signal.offsetForGrid(amplitude, channelIndex, constants.connector.channels, this.signal.scale); 
+            });
+        });
+    }
+    
+    filter () {
+        this.timeSeries.forEach((signal) => {
+            signal = Utils.filter.highpass(signal);
+        });
+    }
+    
+    trim () {
+        this.timeSeries.forEach((channel) => {
+            channel = channel.splice(0, this.bufferSize - this.windowSize);
+        });
+    }
+    
+    signalToAmplitudes (signal) {
+        this.amplitudes = signal.map((channel) => {
+            let microvolts = Utils.signal.voltsToMicrovolts(channel[channel.length - 1])[0];
+            return `${Math.round(microvolts)} ${constants.units.microvolts}`;
+        });
+    }
+    
+    emit () {
+        this.signal.io.emit(constants.events.time, {
+            data: this.timeSeries,
+            amplitudes: this.amplitudes,
+            timeline: this.timeline
+        });
+    }
+    
+}
+
+    

src/server/modules/topo.module.js

@@ -0,0 +1,52 @@
+'use strict';
+
+const topogrid = require('topogrid');
+const Utils = require('../utils');
+const constants = require('../constants');
+
+module.exports = class Topo {
+    
+    constructor ({ Signal }) {
+        this.signal = Signal;
+        this.sampleRate = constants.signal.sampleRate;
+        this.grid = [];
+        this.subscribe();
+    }
+    
+    subscribe () {
+        this.signal.emitter.on(constants.events.signal, (signal) => {     
+            this.signalToGrid(signal);
+            this.emit();
+        });
+    }
+    
+    signalToGrid (signal) {
+        
+        let grid = [];
+        
+        signal.forEach((channel) => {
+            grid.push(channel[channel.length - 1]);
+        });
+        
+        /**
+         * params: Parameters for the grid [x,y,z] where x is the min
+         * of the grid, y is the Max of the grid and z is the number of points
+         * x: coordinates of the data
+         * y: coordinates of the data
+         * grid: data = [10,0,0,0,0,0,-10,30,25]; // the data values
+         */
+        this.grid = topogrid.create(
+            constants.topo.x, 
+            constants.topo.y, 
+            grid, 
+            constants.topo.params
+        );
+    }
+    
+    emit () {
+        this.signal.io.emit(constants.events.topo, {
+            data: this.grid
+        });   
+    }
+    
+}

src/server/providers/index.js

@@ -0,0 +1,9 @@
+'use strict';
+
+const Signal = require('./signal.provider');
+const Motion = require('./motion.provider');
+
+module.exports = {
+    Signal,
+    Motion
+}

src/server/providers/motion.provider.js

@@ -0,0 +1,57 @@
+'use strict';
+
+const constants = require('../constants');
+const Utils = require('../utils');
+
+module.exports = class Motion {
+    
+    constructor ({ io }) {
+        this.io = io;
+        this.auxData = [];
+        this.count = 0;
+    }
+    
+    capture ({ auxData }) {
+        
+        if (Utils.signal.isSimulated()) {
+            this.simulate();
+        } else {
+            if (this.hasMotion(auxData)) {
+                this.auxData = this.amplify(auxData);
+                this.emit();
+            }
+        }   
+             
+    }
+    
+    hasMotion (auxData) {
+        return auxData.reduce((a, b) => a + b, 0);
+    }
+    
+    amplify (auxData) {
+        return auxData.map(axis => Math.round(axis));
+    }
+    
+    simulate () {
+        this.count++;
+            
+        if (this.count === 10) {
+            this.auxData = [
+                Math.round(Math.random() * 180),
+                Math.round(Math.random() * 180),
+                Math.round(Math.random() * 180)
+            ];
+            this.count = 0;
+            
+            
+            this.emit();
+        }            
+    }
+    
+    emit () {
+        this.io.emit(constants.events.motion, {
+            data: this.auxData
+        });
+    }
+    
+}

src/server/providers/signal.provider.js

@@ -0,0 +1,66 @@
+'use strict';
+
+const EventEmitter = require('events');
+const Utils = require('../utils');
+const constants = require('../constants');
+
+class SignalEmitter extends EventEmitter {}
+
+module.exports = class Signal {
+    
+    constructor ({ io }) {
+        this.io = io;
+        this.emitter = new SignalEmitter();
+        this.bufferSize = constants.signal.bufferSize;
+        this.windowSize = constants.signal.windowSize;
+        this.sampleRate = constants.signal.sampleRate;
+        this.signals = [[],[],[],[],[],[],[],[]];
+        this.sampleNumber = 0;
+        this.init();
+    }
+    
+    init () {
+        this.io.on('connection', (socket) => {
+            socket.on(constants.events.filter, (filter) => {
+                Utils.filter.apply(filter);
+            });
+        });
+        
+        this.setScale();
+    }
+    
+    buffer (sample) {
+        this.sampleNumber++;
+        this.add(sample);
+       
+        if (this.sampleNumber === this.bufferSize) {
+            this.emitter.emit(constants.events.signal, [...this.signals]);
+            this.window();
+        }
+    }
+    
+    add (sample) {
+        //console.log('sample', sample);
+        Object.keys(sample.channelData).forEach((channel, i) => {
+            this.signals[i].push(sample.channelData[channel]);
+        });
+    }
+    
+    window () {
+        this.signals = this.signals.map((channel) => {
+            return channel.filter((signal, index) => {
+                return index > (this.windowSize - 1);
+            });
+        });
+        this.sampleNumber = this.bufferSize - this.windowSize;
+    }
+    
+    setScale () {
+        if (Utils.signal.isSimulated()) {
+            this.scale = constants.scale.simulated;
+        } else {
+            this.scale = constants.scale.global;
+        }
+    }
+    
+}