DOCSP-38307: Update code sample (#202)

Author: mcmorisi

source/fundamentals/time-series.txt

@@ -57,38 +57,34 @@ To create a time series collection, pass the following parameters to the
    :language: csharp
    :dedent:
 
-To check if you successfully created the collection, send the
-``"listCollections"`` command to the ``RunCommand()`` method as shown in the following
-example:
+To check if you successfully created the collection, use the ``ListCollections()`` or
+``ListCollectionsAsync()`` method as shown in the following example:
 
 .. literalinclude:: /includes/fundamentals/code-examples/TimeSeries.cs
-   :start-after: begin-run-command
-   :end-before: end-run-command
+   :start-after: begin-list-collections
+   :end-before: end-list-collections
    :language: csharp
    :dedent:
 
 Your output will look similar to the following:
 
 .. code-block:: json
 
-    {
-    "cursor":{
-        ...
-        "firstBatch":[
-            {
-                "name":"september2021",
-                "type":"timeseries",
-                "options":{
-                "timeseries":{
-                    ...
-                }
-                },
-                "info":{
-                "readOnly":false
-                }
-            },
-    ...   
-    }
+   {
+      "name": "september2021",
+      "type": "timeseries",
+      "options": {
+         "timeseries": {
+            "timeField": "temperature",
+            "granularity": "seconds",
+            "bucketMaxSpanSeconds": 3600
+         }
+      },
+      "info": {
+         "readOnly": false
+      }
+   }
+   ...
 
 Query a Time Series Collection
 ------------------------------
@@ -114,4 +110,5 @@ guide, see the following API documentation:
 - `CreateCollection() <{+new-api-root+}/MongoDB.Driver/MongoDB.Driver.IMongoDatabase.CreateCollection.html>`__
 - `CreateCollectionOptions <{+new-api-root+}/MongoDB.Driver/MongoDB.Driver.CreateCollectionOptions.html>`__
 - `TimeSeriesOptions <{+new-api-root+}/MongoDB.Driver/MongoDB.Driver.TimeSeriesOptions.html>`__
-- `RunCommand() <{+new-api-root+}/MongoDB.Driver/MongoDB.Driver.IMongoDatabase.RunCommand.html>`__
+- `ListCollections() <{+new-api-root+}/MongoDB.Driver/MongoDB.Driver.IMongoDatabase.ListCollections.html>`__ 
+- `ListCollectionsAsync() <{+new-api-root+}/MongoDB.Driver/MongoDB.Driver.IMongoDatabase.ListCollectionsAsync.html>`__

source/includes/fundamentals/code-examples/TimeSeries.cs

@@ -21,10 +21,11 @@ public static void Main(string[] args)
         database.CreateCollection("september2021", collOptions);
         // end-time-series
 
-        // begin-run-command
-        var commandResult = database.RunCommand<BsonDocument>(new BsonDocument("listCollections", 1 ));
-        Console.WriteLine(commandResult.ToJson());
-        // end-run-command
+        // begin-list-collections
+        var collections = database.ListCollections().ToList();
+        foreach (var collection in collections) {
+            Console.WriteLine(collection);
+        }
+        // end-list-collections
     }
-
 }