public async virtual Task <IActionResult> GetLastOperation(string instance_id)
{
LastOperationProvisionResponse response;
// 1. Construct the ServiceProvisionRequest from various input sources
ServiceProvisionRequest request = BuildLastOperationRequest(instance_id);
// 2. Validate the request
// 2.a If validation fails, return
List <ResponseBase> responses = request.IsValid(ProvisionOpType.LastOperation);
if (responses.Count > 0)
{
response = new LastOperationProvisionResponse
{
Description = responses.ToMessageString()
};
return(ServerError(response));
}
// 3. If provider is not set, send 500 error with ServiceProvisionResponse
if (_provisionProvider == null)
{
string description = "Internal server error. Service Provision Provider is not set";
Console.WriteLine(description);
response = new LastOperationProvisionResponse
{
Description = description
};
return(ServerError(response));
}
// 4. Check the incomplete request support
// From the SPEC:
// For a broker to return an asynchronous response, the query parameter accepts_incomplete=true MUST be included the request.
// If the parameter is not included or is set to false, and the broker cannot fulfill the request synchronously
// (guaranteeing that the operation is complete on response), then the broker SHOULD reject the request with the
// status code 422 Unprocessable Entit
if (this._provisionProvider.SupportAsynchronousRequest(request) && !request.AcceptsIncomplete)
{
response = new LastOperationProvisionResponse
{
Error = "AsyncRequired",
Description = "This service plan requires client support for asynchronous service operations."
};
return(UnprocessableEntity(response));
}
// 5. Invoke the Provider
response = this._provisionProvider.GetLastOperationResponse(request);
// 6. Capture the response and send
return(GetLastOperationResponse(response));
}
/// <summary>
/// <summary>
/// Gets the action result for the last operation request. Modifies response object based on the spec.
/// </summary>
/// <param name="response"></param>
/// <returns></returns>
private IActionResult GetLastOperationResponse(LastOperationProvisionResponse response)
{
IActionResult actionResult;
switch (response.ResponseCode)
{
case LastOperationResponseCode.Success:
actionResult = Ok(response);
break;
case LastOperationResponseCode.Gone:
actionResult = Gone(response);
break;
default:
actionResult = ServerError(response);
break;
}
return(actionResult);
}
