merge of features from hosted branch (#7)

major merge of features from the hosted branch that was created temporarily during the initial launch of jambonz.org

lib/routes/api/charges.js

@@ -0,0 +1,46 @@
+const router = require('express').Router();
+const sysError = require('../error');
+//const {DbErrorUnprocessableRequest, DbErrorBadRequest} = require('../../utils/errors');
+
+
+/**
+ * retrieve charges for an account and/or call
+ */
+router.get('/', async(req, res) => {
+  const logger = req.app.locals.logger;
+  try {
+    res.status(200).json([
+      {
+        charge_sid: 'f8d2a604-ed29-4eac-9efc-8f58b0e438ca',
+        account_sid: req.user.account_sid,
+        call_billing_record_sid: 'e4be80a4-6597-49cf-8605-6b94493fada1',
+        billed_at: '2020-01-01 15:10:10',
+        billed_activity: 'outbound-call',
+        call_secs_billed: 392,
+        amount_charged: 0.0200
+      },
+      {
+        charge_sid: 'd9659f3f-3a94-455c-9e8e-3b36f250ffc8',
+        account_sid: req.user.account_sid,
+        call_billing_record_sid: 'e4be80a4-6597-49cf-8605-6b94493fada1',
+        billed_at: '2020-01-01 15:10:10',
+        billed_activity: 'tts',
+        tts_chars_billed: 100,
+        amount_charged: 0.0130
+      },
+      {
+        charge_sid: 'adcc1e79-eb79-4370-ab74-4c2e9a41339a',
+        account_sid: req.user.account_sid,
+        call_billing_record_sid: 'e4be80a4-6597-49cf-8605-6b94493fada1',
+        billed_at: '2020-01-01 15:10:10',
+        billed_activity:  'stt',
+        stt_secs_billed: 30,
+        amount_charged: 0.0015
+      }
+    ]);
+  } catch (err) {
+    sysError(logger, res, err);
+  }
+});
+
+module.exports = router;