use ember-get-config

addon/services/paper-toaster.js

@@ -1,30 +1,17 @@
 import Ember from 'ember';
-const { computed, assign, run, A, Service, tryInvoke, Object: EObject, getOwner } = Ember;
+const { computed, assign, run, A, Service, tryInvoke, Object: EObject } = Ember;
+import config from 'ember-get-config';
+
+const DEFAULT_PROPS = {
+  duration: 3000,
+  position: 'bottom left'
+};
 
 export default Service.extend({
   queue: A(),
 
   activeToast: computed.reads('queue.firstObject'),
 
-  defaultsOptions: {
-    duration: 3000,
-    position: 'bottom left'
-  },
-
-  init() {
-    this._super(...arguments);
-    let ENV = getOwner(this).factoryFor('config:environment').class;
-    if (ENV['ember-paper'] && ENV['ember-paper']['paper-toaster']) {
-      let defaultsAppOptions = ENV['ember-paper']['paper-toaster'];
-      ['duration', 'position'].forEach((optKey) => {
-        let value = defaultsAppOptions[optKey];
-        if (value) {
-          this.set(`defaultsOptions.${optKey}`, value);
-        }
-      });
-    }
-  },
-
   show(text, options) {
     let t = EObject.create(assign({ text, show: true }, this.buildOptions(options)));
     this.get('queue').pushObject(t);
@@ -52,6 +39,10 @@ export default Service.extend({
   },
 
   buildOptions(options) {
-    return assign({}, this.get('defaultsOptions'), options);
+    let toasterOptions = {};
+    if (config['ember-paper'] && config['ember-paper']['paper-toaster']) {
+      toasterOptions = config['ember-paper']['paper-toaster'];
+    }
+    return assign({}, DEFAULT_PROPS, toasterOptions, options);
   }
 });

package.json

@@ -64,6 +64,7 @@
     "ember-cli-htmlbars": "^2.0.1",
     "ember-composability-tools": "0.0.8",
     "ember-css-transitions": "0.1.10",
+    "ember-get-config": "^0.2.3",
     "ember-power-select": "^1.8.5",
     "ember-wormhole": "0.5.2",
     "fastboot-transform": "^0.1.2",

tests/dummy/app/templates/demo/toast.hbs

@@ -170,7 +170,11 @@
 
         <h3>Application defaults</h3>
 
-        <p>You can define a default <code>duration</code> and <code>position</code> for your application by adding in your <code>config/environment.js</code> file: </p>
+        <p>
+          You can define a default <code>duration</code>, <code>toastClass</code>
+          and <code>position</code> for your application by adding in your
+          <code>config/environment.js</code> file:
+        </p>
 
         {{code-snippet name="paper-toaster-defaults.js"}}
 

tests/dummy/snippets/paper-toaster-defaults.js

@@ -1,6 +1,7 @@
 ENV['ember-paper'] = {
   'paper-toaster': {
     position: 'bottom right',
-    duration: 5000
+    duration: 5000,
+    toastClass: 'my-app-toast'
   }
 };

yarn.lock

@@ -1319,7 +1319,7 @@ broccoli-debug@^0.6.1, broccoli-debug@^0.6.2:
     symlink-or-copy "^1.1.8"
     tree-sync "^1.2.2"
 
-broccoli-file-creator@^1.0.0:
+broccoli-file-creator@^1.0.0, broccoli-file-creator@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/broccoli-file-creator/-/broccoli-file-creator-1.1.1.tgz#1b35b67d215abdfadd8d49eeb69493c39e6c3450"
   dependencies:
@@ -2836,6 +2836,13 @@ ember-factory-for-polyfill@^1.1.0:
   dependencies:
     ember-cli-version-checker "^1.2.0"
 
+ember-get-config@^0.2.3:
+  version "0.2.3"
+  resolved "https://registry.yarnpkg.com/ember-get-config/-/ember-get-config-0.2.3.tgz#546e77c991792fffde2f6757a5edb0c5dd122c0e"
+  dependencies:
+    broccoli-file-creator "^1.1.1"
+    ember-cli-babel "^6.3.0"
+
 ember-getowner-polyfill@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ember-getowner-polyfill/-/ember-getowner-polyfill-1.1.1.tgz#6bb6603827dd2f8f33be2434570a86cc9e5273ff"