package software.amazon.iot.jobtemplate;

import software.amazon.awssdk.services.iot.IotClient;
import software.amazon.awssdk.services.iot.model.DeleteJobTemplateRequest;
import software.amazon.awssdk.services.iot.model.InternalFailureException;
import software.amazon.awssdk.services.iot.model.InvalidRequestException;
import software.amazon.awssdk.services.iot.model.ResourceNotFoundException;
import software.amazon.awssdk.services.iot.model.ServiceUnavailableException;
import software.amazon.awssdk.services.iot.model.ThrottlingException;
import software.amazon.awssdk.services.iot.model.UnauthorizedException;
import software.amazon.cloudformation.exceptions.CfnAccessDeniedException;
import software.amazon.cloudformation.exceptions.CfnGeneralServiceException;
import software.amazon.cloudformation.exceptions.CfnInternalFailureException;
import software.amazon.cloudformation.exceptions.CfnInvalidRequestException;
import software.amazon.cloudformation.exceptions.CfnNotFoundException;
import software.amazon.cloudformation.exceptions.CfnServiceInternalErrorException;
import software.amazon.cloudformation.exceptions.CfnThrottlingException;
import software.amazon.cloudformation.proxy.AmazonWebServicesClientProxy;
import software.amazon.cloudformation.proxy.Logger;
import software.amazon.cloudformation.proxy.ProgressEvent;
import software.amazon.cloudformation.proxy.ResourceHandlerRequest;

public class DeleteHandler extends BaseHandler<CallbackContext> {
    private final static String OPERATION = "DeleteJobTemplate";
    private final IotClient iotClient;

    public DeleteHandler() {
        this.iotClient = IotClient.create();
    }


    @Override
    public ProgressEvent<ResourceModel, CallbackContext> handleRequest(
            final AmazonWebServicesClientProxy proxy,
            final ResourceHandlerRequest<ResourceModel> request,
            final CallbackContext callbackContext,
            final Logger logger) {

        final ResourceModel model = request.getDesiredResourceState();

        final DeleteJobTemplateRequest deleteJobTemplateRequest = DeleteJobTemplateRequest.builder()
                .jobTemplateId(model.getJobTemplateId())
                .build();

        try {
            proxy.injectCredentialsAndInvokeV2(deleteJobTemplateRequest, iotClient::deleteJobTemplate);
            logger.log(String.format("%s [%s] deleted successfully", ResourceModel.TYPE_NAME, model.getJobTemplateId()));
        } catch (final ResourceNotFoundException e) {
            throw new CfnNotFoundException(ResourceModel.TYPE_NAME, model.getJobTemplateId());
        } catch (final InternalFailureException e) {
            throw new CfnServiceInternalErrorException(OPERATION, e);
        } catch (final ThrottlingException e) {
            throw new CfnThrottlingException(OPERATION, e);
        } catch (final ServiceUnavailableException e) {
            throw new CfnGeneralServiceException(OPERATION, e);
        } catch (final UnauthorizedException e) {
            throw new CfnAccessDeniedException(OPERATION, e);
        } catch (final InvalidRequestException e) {
            throw new CfnInvalidRequestException(e.getMessage(), e);
        } catch (final Exception e) {
            throw new CfnInternalFailureException(e);
        }

        return ProgressEvent.defaultSuccessHandler(null);
    }
}