Refactored JavaScript architecture

src/assets/javascripts/components/Material/Source/Adapter/Abstract.js

@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2016 Martin Donath <martin.donath@squidfunk.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+import Cookies from "js-cookie"
+
+/* ----------------------------------------------------------------------------
+ * Class
+ * ------------------------------------------------------------------------- */
+
+export default class Abstract {
+
+  /**
+   * Retrieve source information
+   *
+   * @constructor
+   * @param {(string|HTMLElement)} el - Selector or HTML element
+   */
+  constructor(el) {
+    this.el_ = (typeof el === "string")
+      ? document.querySelector(el)
+      : el
+
+    /* Retrieve base URL */
+    this.base_ = this.el_.href
+  }
+
+  /**
+   * Retrieve data from Cookie or fetch from respective API
+   *
+   * @return {Promise} Promise that returns an array of facts
+   */
+  fetch() {
+    return new Promise(resolve => {
+      const cached = Cookies.getJSON(".cache-source")
+      if (typeof cached !== "undefined") {
+        resolve(cached)
+
+      /* If the data is not cached in a cookie, invoke fetch */
+      } else {
+        this.fetch_().then(data => {
+          Cookies.set(".cache-source", data)
+          resolve(data)
+        })
+      }
+    })
+  }
+
+  /**
+   * Abstract private function that fetches relevant repository information
+   *
+   * @abstract
+   * @return {Promise} Promise that provides the facts in an array
+   */
+  fetch_() {
+    throw new Error("fetch_(): Not implemented")
+  }
+
+  /**
+   * Format a number with suffix
+   *
+   * @param {Number} number - Number to format
+   * @return {Number} Formatted number
+   */
+  format_(number) {
+    if (number > 10000)
+      return `${(number / 1000).toFixed(0)}k`
+    else if (number > 1000)
+      return `${(number / 1000).toFixed(1)}k`
+    return number
+  }
+}