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gaia/distros/spark/apps/customizer-launcher/js/lib/helpers.js

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+define(["exports", "components/fxos-achievements-service/dist/achievements-service"], function (exports, _componentsFxosAchievementsServiceDistAchievementsService) {
+  "use strict";
+
+  var AchievementsService = _componentsFxosAchievementsServiceDistAchievementsService["default"];
+  var IconHelper = (function () {
+    var IconHelper = function IconHelper() {};
+
+    IconHelper.setImage = function (imageElement, imagePath) {
+      imageElement.src = imagePath || window.DEFAULT_ICON_URL;
+      imageElement.onerror = function (e) {
+        console.warn("Warning, failed to load icon url", imageElement.src, e);
+        imageElement.src = window.DEFAULT_ICON_URL;
+      };
+    };
+
+    IconHelper.getIconURL = function (app, icons) {
+      if (!icons || !Object.keys(icons).length) {
+        return "";
+      }
+
+      // The preferred size is 30 by the default. If we use HDPI device, we may
+      // use the image larger than 30 * 1.5 = 45 pixels.
+      var preferredIconSize = 30 * (window.devicePixelRatio || 1);
+      var preferredSize = Number.MAX_VALUE;
+      var max = 0;
+
+      for (var size in icons) {
+        size = parseInt(size, 10);
+        if (size > max) {
+          max = size;
+        }
+
+        if (size >= preferredIconSize && size < preferredSize) {
+          preferredSize = size;
+        }
+      }
+      // If there is an icon matching the preferred size, we return the result,
+      // if there isn't, we will return the maximum available size.
+      if (preferredSize === Number.MAX_VALUE) {
+        preferredSize = max;
+      }
+
+      var url = icons[preferredSize];
+
+      if (url) {
+        return !(/^(http|https|data):/.test(url)) ? app.origin + url : url;
+      } else {
+        return "";
+      }
+    };
+
+    return IconHelper;
+  })();
+
+  exports.IconHelper = IconHelper;
+  var AppsHelper = (function () {
+    var AppsHelper = function AppsHelper() {};
+
+    AppsHelper.getAllApps = function () {
+      return new Promise(function (resolve, reject) {
+        var mgmt = navigator.mozApps.mgmt;
+        if (!mgmt) {
+          reject(new Error("Cannot fetch apps, no permissions"));
+        }
+
+        var req = mgmt.getAll();
+        req.onsuccess = function () {
+          resolve(req.result);
+        };
+        req.onerror = function (e) {
+          reject(e);
+        };
+      });
+    };
+
+    return AppsHelper;
+  })();
+
+  exports.AppsHelper = AppsHelper;
+  var AchievementsHelper = (function () {
+    var AchievementsHelper = function AchievementsHelper() {
+      // Create an achievements service
+      this.achievementsService = new AchievementsService();
+
+      window.addEventListener("achievement-rewarded", this);
+    };
+
+    AchievementsHelper.prototype.handleEvent = function (aEvent) {
+      this.achievementsService.reward(aEvent.detail);
+    };
+
+    return AchievementsHelper;
+  })();
+
+  exports.AchievementsHelper = AchievementsHelper;
+});