feat: prometheus delorean faker (#46)

Author: eptak

lib/Services/prometheus.js

@@ -50,6 +50,41 @@ class Prometheus extends Request {
       payload
     });
   }
+
+  genFakeDeviceReadings(
+    thing_id,
+    hardware_id,
+    device_type_id,
+    propMapping,
+    historyQuery
+  ) {
+    const path = `/v1/delegate/fake-readings`;
+    const payload = {
+      thing_id,
+      hardware_id,
+      device_type_id,
+      propMapping,
+      historyQuery
+    };
+
+    return this.send('POST', path, {
+      isPublic: true,
+      payload
+    });
+  }
+
+  genFakeDevicesState(things, query) {
+    const path = `/v1/delegate/fake-state`;
+    const payload = {
+      things,
+      query
+    };
+
+    return this.send('POST', path, {
+      isPublic: true,
+      payload
+    });
+  }
 }
 
 module.exports = Prometheus;