private async Task AddOrUpdateSecretAsync()

in src/WebJobs.Script.WebHost/Controllers/KeysController.cs [180:222]
40 lines of code
11 McCabe index (conditional complexity)

        private async Task<IActionResult> AddOrUpdateSecretAsync(string keyName, string value, string keyScope, ScriptSecretsType secretsType)
        {
            if (secretsType == ScriptSecretsType.Function && keyScope != null && !IsFunction(keyScope))
            {
                return NotFound();
            }

            KeyOperationResult operationResult;
            if (secretsType == ScriptSecretsType.Host && string.Equals(keyName, ScriptConstants.MasterKeyName, StringComparison.OrdinalIgnoreCase))
            {
                operationResult = await _secretManagerProvider.Current.SetMasterKeyAsync(value);
            }
            else
            {
                operationResult = await _secretManagerProvider.Current.AddOrUpdateFunctionSecretAsync(keyName, value, keyScope, secretsType);
            }

            _logger.LogDebug(string.Format(Resources.TraceKeysApiSecretChange, keyName, keyScope ?? "host", operationResult.Result));

            switch (operationResult.Result)
            {
                case OperationResult.Created:
                    {
                        var keyResponse = ApiModelUtility.CreateApiModel(new { name = keyName, value = operationResult.Secret }, Request);
                        await _functionsSyncManager.TrySyncTriggersAsync();
                        return Created(ApiModelUtility.GetBaseUri(Request), keyResponse);
                    }
                case OperationResult.Updated:
                    {
                        var keyResponse = ApiModelUtility.CreateApiModel(new { name = keyName, value = operationResult.Secret }, Request);
                        await _functionsSyncManager.TrySyncTriggersAsync();
                        return Ok(keyResponse);
                    }
                case OperationResult.NotFound:
                    return NotFound();
                case OperationResult.Conflict:
                    return StatusCode(StatusCodes.Status409Conflict);
                case OperationResult.BadRequest:
                    return StatusCode(StatusCodes.Status400BadRequest);
                default:
                    return StatusCode(StatusCodes.Status500InternalServerError);
            }
        }