added node stacl

Author: Jaime Salas Zancada

01-contenedores/lemoncode-challenge/node-stack/backend/README.md

@@ -19,15 +19,25 @@ PORT=
 
 Notice that `HOST` is set by default on `localhost` and `PORT` on `5000`. These are the settings to stablish where the HTTP application is listening. You don't need to change it.
 
-With the database running you can check the appliaction by running:
+With the database running on local, you can check the appliaction by running:
+
+> NOTE: If is the first time that you run it, no data will be available
 
 ```bash
 npm start
 ```
 
-And then call it with;
+And then call it with:
 
 ```bash
 curl http://localhost:5000/api/topics
 ```
 
+If you want to feed some data you can try:
+
+```bash
+curl -d '{"Name":"Devops"}' -H "Content-Type: application/json" -X POST http://localhost:5000/api/topics
+curl -d '{"Name":"K8s"}' -H "Content-Type: application/json" -X POST http://localhost:5000/api/topics
+curl -d '{"Name":"Docker"}' -H "Content-Type: application/json" -X POST http://localhost:5000/api/topics
+curl -d '{"Name":"Prometheus"}' -H "Content-Type: application/json" -X POST http://localhost:5000/api/topics
+```

01-contenedores/lemoncode-challenge/node-stack/backend/src/services/mappers.ts

@@ -18,17 +18,22 @@ function isTopicEntity(topic: TopicEntity | TopicDatabase): topic is TopicEntity
 
 export function mapTopic(topic: TopicEntity | TopicDatabase): TopicEntity | TopicDatabase {
     if (isTopicDatabase(topic)) {
-        return {
+        const t = {
             ...topic,
             id: topic._id.toString(),
-        }
+        };
+
+        delete t['_id'];
+        return t;
     }
 
     if(isTopicEntity(topic)) {
-        return {
+        const t = {
             ...topic,
             _id: new ObjectId(topic.id),  
-        }
+        };
+        delete t['id'];
+        return t;
     }
 }