diff --git a/Gemfile b/Gemfile
index 63a4892..85859eb 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,23 +3,12 @@ source 'https://rubygems.org'
gem 'rails', '5.2.0.rc2'
gem 'sqlite3'
gem 'pg', '~> 0.21.0'
-# gem 'sass-rails', '~> 5.0'
-# gem 'uglifier', '>= 1.3.0'
gem 'puma', '~> 3.11'
-# See https://github.com/rails/execjs#readme for more supported runtimes
-# gem 'therubyracer', platforms: :ruby
-
gem 'webpacker', '3.4.1'
gem 'bootsnap', '>= 1.1.0', require: false
-# Use jquery as the JavaScript library
-# gem 'jquery-rails', '~> 4.3.1'
-# gem 'bootstrap-sass', '~> 3.3.7'
-# gem 'kaminari', '~> 1.1.1'
-# gem 'turbolinks', '~> 5.1.0'
gem 'jbuilder', '~> 2.7'
-# gem 'cocoon', '~> 1.2.9'
gem 'unitwise', '~> 2.2.0'
gem 'redcarpet', '~> 3.4.0'
diff --git a/app/javascript/app.vue b/app/javascript/app.vue
deleted file mode 100644
index e304dc1..0000000
--- a/app/javascript/app.vue
+++ /dev/null
@@ -1,22 +0,0 @@
-
-
-
-
-
-
-
diff --git a/app/javascript/lib/Api.js b/app/javascript/lib/Api.js
new file mode 100644
index 0000000..f2d3c2a
--- /dev/null
+++ b/app/javascript/lib/Api.js
@@ -0,0 +1,74 @@
+import config from '../config';
+import * as Errors from './Errors';
+
+class Api {
+ constructor() {
+ }
+
+ baseUrl() { return config.baseApiUrl; }
+
+ url(path) {
+ return this.baseUrl() + path;
+ }
+
+ checkStatus(response) {
+ if (response.status >= 200 && response.status < 300) {
+ return response;
+ } else if (response.status === 404) {
+ throw new Errors.ApiNotFoundError(response.statusText, response);
+ } else {
+ throw new Errors.ApiServerError(response.statusText || "Unknown Server Error", response);
+ }
+ }
+
+ parseJSON(response) {
+ return response.json();
+ }
+
+ performRequest(url, method, params = {}) {
+ const hasBody = Object.keys(params || {}).length !== 0;
+
+ const headers = new Headers();
+ headers.append('Accept', 'application/json');
+
+ const opts = {
+ headers,
+ method: method
+ };
+
+ if (hasBody) {
+ headers.append('Content-Type', 'application/json');
+ opts.body = JSON.stringify(params);
+ }
+
+ return fetch(url, opts).then(this.checkStatus).then(this.parseJSON);
+ }
+
+ get(url, params = {}) {
+
+ const queryParams = [];
+
+ for (let key in params) {
+ const val = params[key];
+ if (Array.isArray(val)) {
+ for (let x of val) {
+ queryParams.push(encodeURIComponent(key) + "[]=" + (x === null ? '' : encodeURIComponent(x)));
+ }
+ } else {
+ queryParams.push(encodeURIComponent(key) + "=" + (val === null ? '' : encodeURIComponent(val)));
+ }
+ }
+
+ if (queryParams.length) {
+ url = url + "?" + queryParams.join("&");
+ }
+
+ return this.performRequest(url, "GET");
+ }
+
+
+}
+
+const api = new Api();
+
+export default api;
diff --git a/app/javascript/lib/Errors.js b/app/javascript/lib/Errors.js
new file mode 100644
index 0000000..26bdc1f
--- /dev/null
+++ b/app/javascript/lib/Errors.js
@@ -0,0 +1,44 @@
+
+export function ApiError(message, response) {
+ this.message = (message || "Unknown API Error Occurred");
+ this.response = response;
+}
+ApiError.prototype = Object.assign(new Error(), {
+ name: "ApiError",
+
+ responseCode: function() {
+ if (this.response) {
+ return this.response.status;
+ } else {
+ return null;
+ }
+ }
+});
+
+export function ApiServerError(message, response) {
+ this.message = (message || "Unknown API Server Error Occurred");
+ this.response = response;
+}
+ApiServerError.prototype = Object.assign(new ApiError(), {
+ name: "ApiServerError"
+});
+
+export function ApiNotFoundError(message, response) {
+ this.message = (message || "Unknown API Server Error Occurred");
+ this.response = response;
+}
+ApiNotFoundError.prototype = Object.assign(new ApiError(), {
+ name: "ApiNotFoundError"
+});
+
+
+export function onlyFor(errorType, handler) {
+ return (err) => {
+ if (err instanceof errorType) {
+ return handler(err);
+ } else {
+ return Promise.reject(err);
+ }
+ };
+}
+