private async Task WaitForNodeToAppearOnNetwork()

in src/ccf/ccf-provider/CcfNetworkProvider.cs [1271:1329]
55 lines of code
10 McCabe index (conditional complexity)

    private async Task<JsonObject> WaitForNodeToAppearOnNetwork(
        HttpClient serviceClient,
        string nodeName,
        Func<Task>? onRetry = null)
    {
        TimeSpan readyTimeout = TimeSpan.FromSeconds(60);
        var stopwatch = Stopwatch.StartNew();
        while (true)
        {
            JsonObject? nodes = null;
            using var response = await serviceClient.GetAsync("/node/network/nodes");
            if (response.IsSuccessStatusCode)
            {
                nodes = (await response.Content.ReadFromJsonAsync<JsonObject>())!;
                foreach (var node in nodes["nodes"]!.AsArray())
                {
                    if (node?["node_data"] != null)
                    {
                        NodeData nodeData = JsonSerializer.Deserialize<NodeData>(node["node_data"])!;
                        var status = node["status"]!.ToString();
                        if (nodeData.Id == ToId(nodeName) &&
                            (status == "Pending" || status == "Trusted"))
                        {
                            return node.AsObject();
                        }
                    }
                }

                this.logger.LogInformation(
                    $"Waiting for " +
                    $"{serviceClient.BaseAddress}node/network/nodes " +
                    $"to list {nodeName} in its output.");
            }
            else
            {
                this.logger.LogInformation(
                    $"Waiting for " +
                    $"{serviceClient.BaseAddress}node/network/nodes " +
                    $"to report " +
                    $"success. Current statusCode: {response.StatusCode}.");
            }

            if (stopwatch.Elapsed > readyTimeout)
            {
                throw new TimeoutException(
                    $"Hit timeout waiting for join node '{nodeName}' to be reported in " +
                    $"{serviceClient.BaseAddress}node/network/nodes output." +
                    $"Current output: " +
                    $"{(nodes != null ? JsonSerializer.Serialize(nodes, Utils.Options) : "NA")}.");
            }

            if (onRetry != null)
            {
                await onRetry.Invoke();
            }

            await Task.Delay(TimeSpan.FromSeconds(1));
        }
    }