Merge pull request #9 from shocknet/bug/wallet_status_response

Fixed status response inconsistencies

src/routes.js

@@ -45,7 +45,7 @@ module.exports = (
               success: true
             });
           } else if (err.code === 14) {
-            resolve({
+            reject({
               service: "unknown",
               message:
                 "Failed to connect to LND server, make sure it's up and running.",
@@ -157,6 +157,7 @@ module.exports = (
   
   // Hack to check whether or not a wallet exists
   const walletExists = async () => {
+    try {
       const availableService = await getAvailableService();
       if (availableService.service === "lightning") {
         return true;
@@ -174,6 +175,10 @@ module.exports = (
           return false;
         }
       }
+    } catch(err) {
+      logger.error("LND error:", err);
+      return false;
+    }
   };
 
   app.use(["/ping"], responseTime());
@@ -216,8 +221,8 @@ module.exports = (
       logger.error(err);
       const sanitizedMessage = sanitizeLNDError(err.message);
       res.status(500).json({
-        walletExists: null,
-        walletStatus: sanitizedMessage ? sanitizedMessage : "An unknown error has occurred, please try restarting your LND and API servers"
+        field: "LND",
+        errorMessage: sanitizedMessage ? sanitizedMessage : "An unknown error has occurred, please try restarting your LND and API servers"
       });
     }
   });