package software.amazon.apprunner.service;

import software.amazon.awssdk.services.apprunner.AppRunnerClient;
import software.amazon.cloudformation.exceptions.CfnNotFoundException;
import software.amazon.cloudformation.proxy.AmazonWebServicesClientProxy;
import software.amazon.cloudformation.proxy.Logger;
import software.amazon.cloudformation.proxy.ProgressEvent;
import software.amazon.cloudformation.proxy.ProxyClient;
import software.amazon.cloudformation.proxy.ResourceHandlerRequest;

// Placeholder for the functionality that could be shared across Create/Read/Update/Delete/List Handlers

public abstract class BaseHandlerStd extends BaseHandler<CallbackContext> {
    @Override
    public final ProgressEvent<ResourceModel, CallbackContext> handleRequest(
            final AmazonWebServicesClientProxy proxy,
            final ResourceHandlerRequest<ResourceModel> request,
            final CallbackContext callbackContext,
            final Logger logger) {
        return handleRequest(
                proxy,
                request,
                callbackContext != null ? callbackContext : new CallbackContext(),
                proxy.newProxy(ClientBuilder::getClient),
                logger
        );
    }

    protected abstract ProgressEvent<ResourceModel, CallbackContext> handleRequest(
            final AmazonWebServicesClientProxy proxy,
            final ResourceHandlerRequest<ResourceModel> request,
            final CallbackContext callbackContext,
            final ProxyClient<AppRunnerClient> proxyClient,
            final Logger logger);

    protected boolean resourceExists(
            final ReadHandler readHandler,
            final AmazonWebServicesClientProxy proxy,
            final ResourceHandlerRequest<ResourceModel> request,
            final CallbackContext callbackContext,
            final Logger logger) {
        try {
            readHandler.handleRequest(proxy, request, callbackContext, proxy.newProxy(ClientBuilder::getClient), logger);
            return true;
        } catch (final CfnNotFoundException e) {
            return false;
        }
    }
}