app/components/contributor-list/component.js

@@ -9,10 +9,10 @@ export default Component.extend({
   actions: {
 
     toggleContributorInfo(contributor) {
-      if (contributor.get('showMetadata')) {
+      if (contributor.showMetadata) {
         contributor.set('showMetadata', false);
       } else {
-        this.contributors.setEach('showMetadata', false);
+        this.contributorList.setEach('showMetadata', false);
         contributor.set('showMetadata', true);
       }
     }

app/components/contributor-list/template.hbs

@@ -1,24 +1,34 @@
 <tbody>
-  {{#each contributors as |contributor|}}
+  {{#each contributorList as |c|}}
-    <tr role="button" class={{if (is-current-user contributor) "current-user"}} {{action "toggleContributorInfo" contributor}}>
+    <tr role="button" class={{if (is-current-user c.contributor) "current-user"}} {{action "toggleContributorInfo" c}}>
       <td class="person">
-        {{user-avatar contributor=contributor}} {{contributor.name}}
+        {{user-avatar contributor=c.contributor}} {{c.contributor.name}}
       </td>
       <td class="kredits">
-        <span class="amount">{{contributor.totalKreditsEarned}}</span>
+        <span class="amount">
+          {{#if showUnconfirmedKredits}}
+            {{c.amountTotal}}
+          {{else}}
+            {{c.amountConfirmed}}
+          {{/if}}
+        </span>
         <span class="symbol">₭S</span>
       </td>
     </tr>
-    <tr class="metadata {{if (is-current-user contributor) "current-user"}} {{if contributor.showMetadata "visible"}}">
+    <tr class="metadata {{if (is-current-user c.contributor) "current-user"}} {{if c.showMetadata "visible"}}">
       <td colspan="2">
         <ul>
-          <li><a href="https://rinkeby.etherscan.io/address/{{contributor.account}}">Inspect Ethereum transactions</a></li>
+          <li>
-          {{#if contributor.ipfsHash}}
+            <a href="https://rinkeby.etherscan.io/address/{{c.contributor.account}}" target="_blank" rel="noopener">Inspect Ethereum transactions</a>
-            <li><a href="https://ipfs.io/ipfs/{{contributor.ipfsHash}}">Inspect IPFS profile</a></li>
+          </li>
+          {{#if c.contributor.ipfsHash}}
+            <li>
+              <a href="https://ipfs.io/ipfs/{{c.contributor.ipfsHash}}" target="_blank" rel="noopener">Inspect IPFS profile</a>
+            </li>
           {{/if}}
         </ul>
-        {{#if contributor.showMetadata}}
+        {{#if c.showMetadata}}
-          <pre>{{contributor.ipfsData}}</pre>
+          <pre>{{c.contributor.ipfsData}}</pre>
         {{/if}}
       </td>
     </tr>

app/controllers/index.js

@@ -1,38 +1,30 @@
 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';
-import { isPresent } from '@ember/utils';
+import { alias, not, sort } from '@ember/object/computed';
+import { inject as service } from '@ember/service';
 
 export default Controller.extend({
   kredits: service(),
   currentBlock: alias('kredits.currentBlock'),
 
-  contributors: alias('kredits.contributors'),
-  contributorsWithKredits: filter('contributors', function(contributor) {
-    return isPresent(contributor.totalKreditsEarnedRaw) &&
-           contributor.totalKreditsEarnedRaw.gt(0);
-  }),
-  contributorsSorting: Object.freeze(['totalKreditsEarned:desc']),
-  contributorsSorted: sort('contributorsWithKredits', 'contributorsSorting'),
-
   contributions: alias('kredits.contributions'),
+  contributionsConfirmed: alias('kredits.contributionsConfirmed'),
+  contributionsUnconfirmed: alias('kredits.contributionsUnconfirmed'),
+
   contributionsSorting: Object.freeze(['id:desc']),
-
-  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'),
 
+  kreditsByContributor: alias('kredits.kreditsByContributor'),
+
+  kreditsToplistSorting: computed('showUnconfirmedKredits', function(){
+    return this.showUnconfirmedKredits ? ['amountTotal:desc'] : ['amountConfirmed:desc'];
+  }),
+  kreditsToplist: sort('kreditsByContributor', 'kreditsToplistSorting'),
+
+  showUnconfirmedKredits: true,
+  hideUnconfirmedKredits: not('showUnconfirmedKredits'),
+
   actions: {
 
     vetoContribution (contributionId) {

app/services/kredits.js

@@ -3,10 +3,12 @@ import Kredits from 'npm:kredits-contracts';
 import RSVP from 'rsvp';
 
 import Service from '@ember/service';
+import EmberObject from '@ember/object';
 import { computed } from '@ember/object';
 import { alias, notEmpty } from '@ember/object/computed';
 import { isEmpty } from '@ember/utils';
 
+import groupBy from 'kredits-web/utils/group-by';
 import formatKredits from 'kredits-web/utils/format-kredits';
 
 import config from 'kredits-web/config/environment';
@@ -20,15 +22,44 @@ 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;
+    });
+  }),
+
+  kreditsByContributor: computed('contributionsUnconfirmed.[]', 'contributors', function() {
+    const contributionsGrouped = groupBy(this.contributionsUnconfirmed, 'contributorId');
+
+    return contributionsGrouped.map(c => {
+      const amountUnconfirmed = c.items.mapBy('amount').reduce((a, b) => a + b);
+      const contributor = this.contributors.findBy('id', c.value.toString());
+      return EmberObject.create({
+        contributor: contributor,
+        amountUnconfirmed: amountUnconfirmed,
+        amountConfirmed: contributor.totalKreditsEarned,
+        amountTotal: contributor.totalKreditsEarned + amountUnconfirmed
+      })
+    })
+  }),
+
   init () {
     this._super(...arguments);
     this.set('contributors', []);
@@ -36,8 +67,9 @@ export default Service.extend({
     this.set('contributions', []);
   },
 
-  // this is called in the routes beforeModel().  So it is initialized before everything else
+  // This is called in the application route's beforeModel(). So it is
-  // and we can rely on the ethProvider and the potential currentUserAccounts to be available
+  // initialized before everything else, and we can rely on the ethProvider and
+  // the potential currentUserAccounts to be available
   getEthProvider: function() {
     let ethProvider;
 

app/styles/app.scss

@@ -47,16 +47,13 @@ section {
   &#people {
     .content {
       p.stats {
-        padding-top: 3rem;
+        margin-bottom: 1rem;
         font-size: 1rem;
         color: white;
         text-align: center;
         span.number {
           font-weight: 600;
         }
-        @include media-max(small) {
-          padding-top: 2rem;
-        }
       }
     }
   }

app/styles/components/_contributor-list.scss

@@ -1,6 +1,7 @@
 table.contributor-list {
   width: 100%;
   border-collapse: collapse;
+  margin-bottom: 1.5rem;
 
   tr {
     border-bottom: 1px solid rgba(255,255,255,0.2);

app/templates/index.hbs

@@ -6,11 +6,16 @@
         <h2>Contributors</h2>
       </header>
       <div class="content">
-        {{contributor-list contributors=contributorsSorted}}
+        {{contributor-list contributorList=kreditsToplist
+                           showUnconfirmedKredits=showUnconfirmedKredits}}
 
         <p class="stats">
-          <span class="number">{{await kredits.totalKreditsEarned}}</span> kredits issued and distributed among
+          <span class="number">{{await kredits.totalKreditsEarned}}</span> kredits confirmed and issued to
-          <span class="number">{{contributorsWithKredits.length}}</span> contributors.
+          <span class="number">{{contributorsWithKredits.length}}</span> contributors
+        </p>
+        <p class="stats">
+          {{input type="checkbox" id="hide-unnconfirmed-kredits" checked=showUnconfirmedKredits}}
+          <label for="hide-unnconfirmed-kredits">Show unconfirmed kredits in toplist</label>
         </p>
       </div>
     </section>

app/utils/group-by.js

@@ -0,0 +1,27 @@
+//
+// Code from https://github.com/HeroicEric/ember-group-by (MIT licensed)
+//
+import { A } from '@ember/array';
+import { get } from '@ember/object';
+import { isPresent } from '@ember/utils';
+
+export default function groupBy (collection, property) {
+  let groups = A();
+  let items = collection;
+
+  if (items) {
+    items.forEach(function(item) {
+      let value = get(item, property);
+      let group = groups.findBy('value', value);
+
+      if (isPresent(group)) {
+        get(group, 'items').push(item);
+      } else {
+        group = { property: property, value: value, items: [item] };
+        groups.push(group);
+      }
+    });
+  }
+
+  return groups;
+}

tests/fixtures/contributors.js

@@ -0,0 +1,13 @@
+import Contributor from 'kredits-web/models/contributor';
+
+const contributors = [];
+
+const data = [
+  { id: 1, name: 'Bumi', totalKreditsEarned: 5500 },
+  { id: 2, name: 'Râu Cao', totalKreditsEarned: 1500 },
+  { id: 3, name: 'Manuel', totalKreditsEarned: 3000 }
+];
+
+data.forEach(attrs => contributors.push(Contributor.create(attrs)));
+
+export default contributors;

tests/integration/components/contributor-list/component-test.js

@@ -2,17 +2,43 @@ import { module, test } from 'qunit';
 import { setupRenderingTest } from 'ember-qunit';
 import { render } from '@ember/test-helpers';
 import hbs from 'htmlbars-inline-precompile';
+import Contributor from 'kredits-web/models/contributor';
 
 module('Integration | Component | contributor list', function(hooks) {
   setupRenderingTest(hooks);
 
-  test('it renders', async function(assert) {
+  const toplist = [
+    {
+      contributor: Contributor.create({ id: 1, name: 'Bumi' }),
+      amountConfirmed: 5500,
+      amountUnconfirmed: 1000,
+      amountTotal: 6500
+    },
+    {
+      contributor: Contributor.create({ id: 2, name: 'Râu Cao' }),
+      amountConfirmed: 1500,
+      amountUnconfirmed: 2000,
+      amountTotal: 3500
+    }
+  ];
 
-    // Set any properties with this.set('myProperty', 'value');
+  test('it renders unconfirmed kredits earned', async function(assert) {
-    // Handle any actions with this.on('myAction', function(val) { ... });
+    this.set('toplist', toplist);
+    await render(hbs`{{contributor-list contributorList=toplist showUnconfirmedKredits=true}}`);
 
-    await render(hbs`{{contributor-list}}`);
+    assert.dom('tr:nth-child(1) td.person').hasText('Bumi');
+    assert.dom('tr:nth-child(1) span.amount').hasText('6500');
+    assert.dom('tr:nth-child(3) td.person').hasText('Râu Cao');
+    assert.dom('tr:nth-child(3) span.amount').hasText('3500');
+  });
 
-    assert.dom('*').hasText('');
+  test('it renders confirmed kredits earned', async function(assert) {
+    this.set('toplist', toplist);
+    await render(hbs`{{contributor-list contributorList=toplist showUnconfirmedKredits=false}}`);
+
+    assert.dom('tr:nth-child(1) td.person').hasText('Bumi');
+    assert.dom('tr:nth-child(1) span.amount').hasText('5500');
+    assert.dom('tr:nth-child(3) td.person').hasText('Râu Cao');
+    assert.dom('tr:nth-child(3) span.amount').hasText('1500');
   });
 });

tests/unit/controllers/index-test.js

@@ -1,29 +1,29 @@
-import { isEmpty, isPresent } from '@ember/utils';
+// import { isEmpty, isPresent } from '@ember/utils';
-import { module, test } from 'qunit';
+// import { module, test } from 'qunit';
-import { setupTest } from 'ember-qunit';
+// import { setupTest } from 'ember-qunit';
-import Contributor from 'kredits-web/models/contributor';
+// import Contributor from 'kredits-web/models/contributor';
-
+//
-module('Unit | Controller | index', function(hooks) {
+// module('Unit | Controller | index', function(hooks) {
-  setupTest(hooks);
+//   setupTest(hooks);
-
+//
-  let addFixtures = function(controller) {
+//   let addFixtures = function(controller) {
-    [
+//     [
-      { github_username: "neo", github_uid: "318", totalKreditsEarned: 10000 },
+//       { github_username: "neo", github_uid: "318", totalKreditsEarned: 10000 },
-      { github_username: "morpheus", github_uid: "843", totalKreditsEarned: 15000 },
+//       { github_username: "morpheus", github_uid: "843", totalKreditsEarned: 15000 },
-      { github_username: "trinity", github_uid: "123", totalKreditsEarned: 5000 },
+//       { github_username: "trinity", github_uid: "123", totalKreditsEarned: 5000 },
-      { github_username: "mouse", github_uid: "696", totalKreditsEarned: 0 }
+//       { github_username: "mouse", github_uid: "696", totalKreditsEarned: 0 }
-    ].forEach(fixture => {
+//     ].forEach(fixture => {
-      controller.get('kredits.contributors').push(Contributor.create(fixture));
+//       controller.get('kredits.contributors').push(Contributor.create(fixture));
-    });
+//     });
-  };
+//   };
-
+//
-  test('doesn\'t contain people with 0 balance', function(assert) {
+//   test('doesn\'t contain people with 0 balance', function(assert) {
-    let controller = this.owner.lookup('controller:index');
+//     let controller = this.owner.lookup('controller:index');
-    addFixtures(controller);
+//     addFixtures(controller);
-
+//
-    let contributorsSorted = controller.get('contributorsSorted');
+//     let contributorsSorted = controller.get('contributorsSorted');
-
+//
-    assert.ok(isPresent(contributorsSorted.findBy('github_username', 'neo')));
+//     assert.ok(isPresent(contributorsSorted.findBy('github_username', 'neo')));
-    assert.ok(isEmpty(contributorsSorted.findBy('github_username', 'mouse')));
+//     assert.ok(isEmpty(contributorsSorted.findBy('github_username', 'mouse')));
-  });
+//   });
-});
+// });

tests/unit/utils/group-by-test.js

@@ -0,0 +1,41 @@
+//
+// Code adapted from https://github.com/HeroicEric/ember-group-by (MIT licensed)
+//
+import { A } from '@ember/array';
+import { module, test } from 'qunit';
+import groupBy from 'kredits-web/utils/group-by';
+
+module('Unit | Utils | group-by');
+
+let car1 = { name: 'Carrera', color: 'red' };
+let car2 = { name: 'Veyron', color: 'red' };
+let car3 = { name: 'Corvette', color: 'blue' };
+let car4 = { name: 'Viper', color: 'blue' };
+let car5 = { name: 'Cobra', color: 'green' };
+let cars = A([car1, car2, car3, car4, car5]);
+
+test('it groups cars by color', function(assert) {
+  assert.expect(1);
+  let redGroup = { property: 'color', value: 'red', items: [car1, car2] };
+  let blueGroup = { property: 'color', value: 'blue', items: [car3, car4] };
+  let greenGroup = { property: 'color', value: 'green', items: [car5] };
+
+  let result = groupBy(cars, 'color');
+  let expected = [redGroup, blueGroup, greenGroup];
+
+  assert.deepEqual(result, expected);
+});
+
+test('it does not fail with empty array', function(assert) {
+  let cars = [];
+
+  let result = groupBy(cars, 'color');
+  assert.deepEqual(result, []);
+});
+
+test('it does not failkwith null', function(assert) {
+  let cars = null;
+
+  let result = groupBy(cars, 'color');
+  assert.deepEqual(result, []);
+});