Render currencies etc.

app/components/reimbursement-list/template.hbs

@@ -2,12 +2,12 @@
   {{#each this.itemsSorted as |reimbursement|}}
     <li>
       {{reimbursement.id}}<br>
-      {{reimbursement.amount}} WBTC<br>
+      {{sats-to-btc reimbursement.amount}} WBTC<br>
       vetoed: {{reimbursement.vetoed}}<br>
       pay out to: {{reimbursement.contributor.name}}<br>
 
       {{#each reimbursement.expenses as |expense|}}
-        {{expense.date}}: {{expense.title}}
+        {{expense.date}}: {{expense.title}} - {{fmt-fiat-currency expense.amount expense.currency}}<br>
       {{/each}}
     </li>
   {{/each}}

app/helpers/fmt-fiat-currency.js

@@ -0,0 +1,10 @@
+import { helper } from '@ember/component/helper';
+
+export default helper(function fmtFiatCurrency(params) {
+  const formatter = new Intl.NumberFormat('en-US', {
+    style: 'currency',
+    currency: params[1] || 'EUR',
+    minimumFractionDigits: 2
+  })
+  return formatter.format(params[0]);
+});

app/helpers/sats-to-btc.js

@@ -0,0 +1,5 @@
+import { helper } from '@ember/component/helper';
+
+export default helper(function satsToBtc(amount/*, hash*/) {
+  return amount / 100000000;
+});

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

@@ -13,14 +13,5 @@ module('Integration | Component | reimbursement-list', function(hooks) {
     await render(hbs`<ReimbursementList />`);
 
     assert.equal(this.element.textContent.trim(), '');
-
-    // Template block usage:
-    await render(hbs`
-      <ReimbursementList>
-        template block text
-      </ReimbursementList>
-    `);
-
-    assert.equal(this.element.textContent.trim(), 'template block text');
   });
 });

tests/integration/helpers/fmt-fiat-currency-test.js

@@ -0,0 +1,18 @@
+import { module, test } from 'qunit';
+import { setupRenderingTest } from 'ember-qunit';
+import { render } from '@ember/test-helpers';
+import { hbs } from 'ember-cli-htmlbars';
+
+module('Integration | Helper | fmt-fiat-currency', function(hooks) {
+  setupRenderingTest(hooks);
+
+  test('it returns the number formatted as currency', async function(assert) {
+    this.set('amount', 13.9);
+
+    await render(hbs`{{fmt-fiat-currency this.amount}}`);
+    assert.equal(this.element.textContent.trim(), '€13.90', 'using EUR amount by default');
+
+    await render(hbs`{{fmt-fiat-currency this.amount 'USD'}}`);
+    assert.equal(this.element.textContent.trim(), '$13.90', 'using the defined currency');
+  });
+});

tests/integration/helpers/sats-to-btc-test.js

@@ -0,0 +1,16 @@
+import { module, test } from 'qunit';
+import { setupRenderingTest } from 'ember-qunit';
+import { render } from '@ember/test-helpers';
+import { hbs } from 'ember-cli-htmlbars';
+
+module('Integration | Helper | sats-to-btc', function(hooks) {
+  setupRenderingTest(hooks);
+
+  test('it converts satoshis to full BTC amounts', async function(assert) {
+    this.set('amount', '166800');
+
+    await render(hbs`{{sats-to-btc this.amount}}`);
+
+    assert.equal(this.element.textContent.trim(), '0.001668');
+  });
+});