adding more Info to the code

src/handlers.ts

@@ -24,6 +24,7 @@ export const resolveAddressHandler = (req: Request, res: Response) => {
   const address: Promise<Address> = resolveAddress(req.body.searchTerm);
   address.then((result) => {
     res.status(200).json(result);
+    return;
   })
 };
 
@@ -42,6 +43,7 @@ export const timeslotsHandler = async (req: Request, res: Response) => {
     }
   });
   res.status(200).json(availableTimeSlotsResult);
+  return;
 };
 
 export const deliveriesHandler = (req: Request, res: Response) => {
@@ -101,6 +103,7 @@ export const deliveriesHandler = (req: Request, res: Response) => {
   console.log("slotsInUse", slotsInUse)
 
   res.status(200).json(delivery);
+  return;
 };
 
 
@@ -128,7 +131,9 @@ export const cancelDeliveryHandler = (req: Request, res: Response) => {
   if (index > -1) {
     slot.splice(index, 1);
   }
+  
   res.status(200).json(delivery);
+  return;
 };
 
 export const dailyDeliveriesHandler = (req: Request, res: Response) => {
@@ -142,8 +147,8 @@ export const dailyDeliveriesHandler = (req: Request, res: Response) => {
     });
   }
 
-
   res.status(200).json(todaysOrders);
+  return;
 };
 
 export const weeklyDeliveriesHandler = (req: Request, res: Response) => {
@@ -160,6 +165,7 @@ export const weeklyDeliveriesHandler = (req: Request, res: Response) => {
     }
   }
   res.status(200).json(weeklyOrders);
+  return;
 };
 
 

src/index.ts

@@ -1,5 +1,7 @@
 // INFO: this is a simple in-memory cache, for demo purposes only. this app will not scale!
 // INFO: SQL database is required for continuing this application!
+// INFO: Used Map instead of Object for better performance.
+// INFO: Making foundation for PostgresSQL database. migration files are in src/migrations
 
 import app from './app';