FuncApp-DocDB-Binding

function.json

{
  "bindings": [
    {
      "type": "eventHubTrigger",
      "name": "myEventHubMessage",
      "direction": "in",
      "path": "marioevents",
      "connection": "breakingnews"
    },
    {
      "type": "documentDB",
      "name": "outputDocument",
      "databaseName": "marioeventsdb",
      "collectionName": "MarioCollection",
      "createIfNotExists": true,
      "connection": "seriously_DOCUMENTDB",
      "direction": "out"
    }
  ],
  "disabled": false
}

run.csx

#r "Newtonsoft.Json"

using System;
using Newtonsoft.Json;

public static void Run(string myEventHubMessage, ICollector<object> outputDocument, TraceWriter log)
{
    log.Info($"Event: {myEventHubMessage}");
    var msg = JsonConvert.DeserializeObject<MarioEvent>(myEventHubMessage as string);
    
    // Write to DocumentDB
    outputDocument.Add(
        new MarioEvent() {
                DeviceId = msg.DeviceId,
                Application = msg.Application,
                Event = msg.Event
        });
}

public class MarioEvent
{
    public string DeviceId { get; set; }
    public string Application { get; set; }
    public string Event { get; set; }
}