Adding regions

Author: SnehaGunda

app.js

@@ -1,17 +1,23 @@
 // @ts-check
+//  <ImportConfiguration>
 const CosmosClient = require("@azure/cosmos").CosmosClient;
 const config = require("./config");
 const dbContext = require("./data/databaseContext");
+//  </ImportConfiguration>
 
+//  <DefineNewItem>
 const newItem = {
   id: "3",
   category: "fun",
   name: "Cosmos DB",
   description: "Complete Cosmos DB Node.js Quickstart ⚡",
   isComplete: false
 };
+//  </DefineNewItem>
 
 async function main() {
+  
+  // <CreateClientObjectDatabaseContainer>
   const { endpoint, key, databaseId, containerId } = config;
 
   const client = new CosmosClient({ endpoint, key });
@@ -21,15 +27,19 @@ async function main() {
 
   // Make sure Tasks database is already setup. If not, create it.
   await dbContext.create(client, databaseId, containerId);
-
+  // </CreateClientObjectDatabaseContainer>
+  
   try {
+    // <QueryItems>
     console.log(`Querying container: Items`);
 
     // query to return all items
     const querySpec = {
       query: "SELECT * from c"
     };
-
+    // </QueryItems>
+    
+    // <GetItems>
     // read all items in the Items container
     const { resources: items } = await container.items
       .query(querySpec)
@@ -38,14 +48,18 @@ async function main() {
     items.forEach(item => {
       console.log(`${item.id} - ${item.description}`);
     });
+    // </GetItems>
 
+    // <CreateItem>
     /** Create new item
      * newItem is defined at the top of this file
      */
     const { resource: createdItem } = await container.items.create(newItem);
 
     console.log(`\r\nCreated new item: ${createdItem.id} - ${createdItem.description}\r\n`);
-
+    // </CreateItem>
+    
+    // <UpdateItem>
     /** Update item
      * Pull the id and partition key value from the newly created item.
      * Update the isComplete field to true.
@@ -60,13 +74,16 @@ async function main() {
 
     console.log(`Updated item: ${updatedItem.id} - ${updatedItem.description}`); 
     console.log(`Updated isComplete to ${updatedItem.isComplete}\r\n`);
-
+    // </UpdateItem>
+    
+    // <DeleteItem>    
     /**
      * Delete item
      * Pass the id and partition key value to delete the item
      */
     const { resource: result } = await container.item(id, category).delete();
     console.log(`Deleted item with id: ${id}`);
+    // </DeleteItem>  
 
   } catch (err) {
     console.log(err.message);