Display contribution balances not token balances

We want to display the contribution balances (kredits earned) of the
contributors not the token balances.

app/components/contributor-list/template.hbs

@@ -6,7 +6,7 @@
         {{contributor.name}}
       </td>
       <td class="kredits">
-        <span class="amount">{{contributor.balance}}</span>
+        <span class="amount">{{contributor.totalKreditsEarned}}</span>
         <span class="symbol">₭S</span>
       </td>
     </tr>

app/controllers/index.js

@@ -9,9 +9,9 @@ export default Controller.extend({
 
   contributors: alias('kredits.contributors'),
   contributorsWithKredits: filter('contributors', function(contributor) {
-    return contributor.get('balanceRaw').gt(0);
+    return contributor.get('totalKreditsEarnedRaw').gt(0);
   }),
-  contributorsSorting: Object.freeze(['balance:desc']),
+  contributorsSorting: Object.freeze(['totalKreditsEarned:desc']),
   contributorsSorted: sort('contributorsWithKredits', 'contributorsSorting'),
 
   contributions: alias('kredits.contributions'),

app/models/contributor.js

@@ -8,6 +8,8 @@ export default EmberObject.extend({
   id: bignumber('idRaw', 'toString'),
   account: null,
   balance: kreditsValue('balanceRaw'),
+  totalKreditsEarned: bignumber('totalKreditsEarnedRaw', 'toNumber'),
+  contributionsCount: bignumber('contributionsCountRaw', 'toNumber'),
   isCore: false,
   ipfsHash: null,
 

app/services/kredits.js

@@ -116,6 +116,14 @@ export default Service.extend({
     })
   }),
 
+  totalKreditsEarned: computed(function() {
+    return this.kredits.Contribution.functions.totalKreditsEarned(true)
+      .then(total => {
+        return total.toNumber();
+      });
+  }),
+
+
   loadInitialData() {
     return this.getContributors()
                .then(contributors => this.contributors.pushObjects(contributors))

app/templates/index.hbs

@@ -9,7 +9,7 @@
         {{contributor-list contributors=contributorsSorted}}
 
         <p class="stats">
-          <span class="number">{{await kredits.totalSupply}}</span> kredits issued and distributed among
+          <span class="number">{{await kredits.totalKreditsEarned}}</span> kredits issued and distributed among
           <span class="number">{{contributorsWithKredits.length}}</span> contributors.
         </p>
       </div>