public IEnumerator DoMatchMakingAndConnect()

in GameLiftExampleUnityProject/Assets/Scripts/Client/NetworkClient.cs [31:85]
49 lines of code
5 McCabe index (conditional complexity)

    public IEnumerator DoMatchMakingAndConnect(Dictionary<string,double> regionLatencies)
	{
		Debug.Log("Request matchmaking...");
        GameObject.FindObjectOfType<UIManager>().SetTextBox("Requesting matchmaking...");
        yield return null;
        var matchMakingRequestInfo = this.matchmakingClient.RequestMatchMaking(regionLatencies);
		Debug.Log("TicketId: " + matchMakingRequestInfo.TicketId);

		if (matchMakingRequestInfo != null)
		{
			bool matchmakingDone = false;
			int tries = 0;
			while (!matchmakingDone)
			{
				Debug.Log("Checking match status...");
				GameObject.FindObjectOfType<UIManager>().SetTextBox("Checking match status...");
				yield return null;
				this.matchStatusInfo = this.matchmakingClient.RequestMatchStatus(matchMakingRequestInfo.TicketId);
				if (matchStatusInfo.PlayerSessionId.Equals("NotPlacedYet"))
				{
					Debug.Log("Still waiting for placement");
					GameObject.FindObjectOfType<UIManager>().SetTextBox("Still waiting for placement...");
					yield return new WaitForSeconds(1.0f);
				}
				else
				{
					Debug.Log("Matchmaking done!");
					GameObject.FindObjectOfType<UIManager>().SetTextBox("Matchmaking done! Connecting to server...");
					yield return null;
					matchmakingDone = true;

                    // Matchmaking done, connect to the servers
					Connect();
				}
				tries++;

                // Return null if we failed after 20 tries
				if (tries >= 20)
				{
					GameObject.FindObjectOfType<UIManager>().SetTextBox("Aborting matchmaking, no match done on 20 seconds");
					Debug.Log("Aborting matchmaking, no match done on 20 seconds");
					yield return null;
					break;
				}
				yield return null;
			}
		}
		else
		{
			GameObject.FindObjectOfType<UIManager>().SetTextBox("Matchmaking failed! Not connected.");
			Debug.Log("Matchmaking request failed!");
		}

		yield return null;
	}