changing chart lib

Back/src/application_controller.js

@@ -57,6 +57,21 @@ router.get('/coin/:id', function (req, res) {
     })
 })
 
+router.get('/coin/:id/chart', function (req, res) {
+  let id = req.params['id'];
+  let url = config.coingecko.api_url + '/coins/' + id + '/market_chart?vs_currency=usd&days=max';
+  console.log("chart url:", url)
+  api_helper.REMOTE_API_call(url)
+    .then(response => {
+      res.json(response);
+    })
+    .catch(error => {
+      console.log("error: ", error);
+      res.send(error);
+    })
+})
+
+