Move computed collections to kredits service

They should be available from any place with access to the service.

app/controllers/index.js

@@ -1,7 +1,6 @@
 import Controller from '@ember/controller';
 import { alias, filter, sort } from '@ember/object/computed';
 import { inject as service } from '@ember/service';
-import { computed } from '@ember/object';
 
 export default Controller.extend({
   kredits: service(),
@@ -15,21 +14,12 @@ export default Controller.extend({
   contributorsSorted: sort('contributorsWithKredits', 'contributorsSorting'),
 
   contributions: alias('kredits.contributions'),
-  contributionsSorting: Object.freeze(['id:desc']),
+  contributionsUnconfirmed: alias('kredits.contributionsUnconfirmed'),
-
+  contributionsConfirmed: alias('kredits.contributionsConfirmed'),
-  contributionsUnconfirmed: computed('contributions.[]', 'currentBlock', function() {
-    return this.contributions.filter(contribution => {
-      return contribution.confirmedAt > this.currentBlock;
-    });
-  }),
-  contributionsConfirmed: computed('contributions.[]', 'currentBlock', function() {
-    return this.contributions.filter(contribution => {
-      return contribution.confirmedAt <= this.currentBlock;
-    });
-  }),
 
   contributionsUnconfirmedSorted: sort('contributionsUnconfirmed', 'contributionsSorting'),
   contributionsConfirmedSorted: sort('contributionsConfirmed', 'contributionsSorting'),
+  contributionsSorting: Object.freeze(['id:desc']),
 
   actions: {
 

app/services/kredits.js

@@ -20,15 +20,29 @@ export default Service.extend({
   currentUserAccounts: null, // default to not having an account. this is the wen web3 is loaded.
   currentUser: null,
   contributors: null,
-  proposals: null,
   contributions: null,
+  proposals: null,
+
   currentUserIsContributor: notEmpty('currentUser'),
   currentUserIsCore: alias('currentUser.isCore'),
   hasAccounts: notEmpty('currentUserAccounts'),
+
   accountNeedsUnlock: computed('currentUserAccounts', function() {
     return this.currentUserAccounts && isEmpty(this.currentUserAccounts);
   }),
 
+  contributionsUnconfirmed: computed('contributions.[]', 'currentBlock', function() {
+    return this.contributions.filter(contribution => {
+      return contribution.confirmedAt > this.currentBlock;
+    });
+  }),
+
+  contributionsConfirmed: computed('contributions.[]', 'currentBlock', function() {
+    return this.contributions.filter(contribution => {
+      return contribution.confirmedAt <= this.currentBlock;
+    });
+  }),
+
   init () {
     this._super(...arguments);
     this.set('contributors', []);