public static async Task Main()

in dotnetv3/dynamodb/FromSQL/UpdateItemExample/UpdateItemExample/UpdateItem.cs [26:98]
61 lines of code
14 McCabe index (conditional complexity)

    public static async Task Main(string[] args)
    {
      var configfile = "app.config";
      var region = string.Empty;
      var table = string.Empty;
      var id = string.Empty;
      var status = string.Empty;

      // Get default Region and table from config file
      var efm = new ExeConfigurationFileMap
      {
        ExeConfigFilename = configfile,
      };

      Configuration configuration = ConfigurationManager.OpenMappedExeConfiguration(efm, ConfigurationUserLevel.None);

      if (configuration.HasFile)
      {
        AppSettingsSection appSettings = configuration.AppSettings;
        region = appSettings.Settings["Region"].Value;
        table = appSettings.Settings["Table"].Value;

        if ((region == string.Empty) || (table == string.Empty))
        {
          Console.WriteLine("You must specify a Region and Table value in " + configfile);
          return;
        }
      }
      else
      {
        Console.WriteLine("Could not find " + configfile);
        return;
      }

      int i = 0;
      while (i < args.Length)
      {
        switch (args[i])
        {
          case "-i":
            i++;
            id = args[i];
            break;
          case "-s":
            i++;
            status = args[i];
            break;
        }

        i++;
      }

      if ((status == string.Empty) || (id == string.Empty) || ((status != "backordered") && (status != "delivered") && (status != "delivering") && (status != "pending")))
      {
        Console.WriteLine("You must supply a partition number (-i ID), and status value (-s STATUS) of backordered, delivered, delivering, or pending");
        return;
      }

      var newRegion = RegionEndpoint.GetBySystemName(region);
      IAmazonDynamoDB client = new AmazonDynamoDBClient(newRegion);

      // Silenty ignores issue if id does not identify an order
      var response = await ModifyOrderStatusAsync(client, table, id, status);

      if (response.HttpStatusCode == System.Net.HttpStatusCode.OK)
      {
        Console.WriteLine("Successfully updated item in " + table + " in region " + region);
      }
      else
      {
        Console.WriteLine("Could not update order status");
      }
    }