Initial code commit.

backend/src/api/fiat-conversion.ts

@@ -0,0 +1,31 @@
+import * as request from 'request';
+
+class FiatConversion {
+  private tickers = {
+    'BTCUSD': {
+      'USD': 4110.78
+    },
+  };
+
+  constructor() { }
+
+  public startService() {
+    setInterval(this.updateCurrency.bind(this), 1000 * 60 * 60);
+    this.updateCurrency();
+  }
+
+  public getTickers() {
+    return this.tickers;
+  }
+
+  private updateCurrency() {
+    request('https://api.opennode.co/v1/rates', { json: true }, (err, res, body) => {
+      if (err) { return console.log(err); }
+      if (body && body.data) {
+        this.tickers = body.data;
+      }
+    });
+  }
+}
+
+export default new FiatConversion();