package software.amazon.sns.topic;

import java.util.concurrent.CompletableFuture;
import java.util.function.Function;

import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.SneakyThrows;
import software.amazon.awssdk.awscore.AwsRequest;
import software.amazon.awssdk.awscore.AwsResponse;
import software.amazon.awssdk.core.ResponseBytes;
import software.amazon.awssdk.core.ResponseInputStream;
import software.amazon.awssdk.core.pagination.sync.SdkIterable;
import software.amazon.awssdk.services.sns.SnsClient;
import software.amazon.cloudformation.proxy.AmazonWebServicesClientProxy;
import software.amazon.cloudformation.proxy.Credentials;
import software.amazon.cloudformation.proxy.LoggerProxy;
import software.amazon.cloudformation.proxy.ProxyClient;

public class AbstractTestBase {
  protected static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
  protected static final Credentials MOCK_CREDENTIALS;
  protected static final LoggerProxy logger;

  static {
    MOCK_CREDENTIALS = new Credentials("accessKey", "secretKey", "token");
    logger = new LoggerProxy();
  }
  static ProxyClient<SnsClient> MOCK_PROXY(
    final AmazonWebServicesClientProxy proxy,
    final SnsClient snsClient) {
    return new ProxyClient<SnsClient>() {
      @Override
      public <RequestT extends AwsRequest, ResponseT extends AwsResponse> ResponseT
      injectCredentialsAndInvokeV2(RequestT request, Function<RequestT, ResponseT> requestFunction) {
        return proxy.injectCredentialsAndInvokeV2(request, requestFunction);
      }

      @Override
      public <RequestT extends AwsRequest, ResponseT extends AwsResponse>
      CompletableFuture<ResponseT>
      injectCredentialsAndInvokeV2Async(RequestT request, Function<RequestT, CompletableFuture<ResponseT>> requestFunction) {
        throw new UnsupportedOperationException();
      }

      @Override
      public <RequestT extends AwsRequest, ResponseT extends AwsResponse, IterableT extends SdkIterable<ResponseT>>
      IterableT
      injectCredentialsAndInvokeIterableV2(RequestT request, Function<RequestT, IterableT> requestFunction) {
        return proxy.injectCredentialsAndInvokeIterableV2(request, requestFunction);
      }

      @Override
      public <RequestT extends AwsRequest, ResponseT extends AwsResponse> ResponseInputStream<ResponseT>
      injectCredentialsAndInvokeV2InputStream(RequestT requestT, Function<RequestT, ResponseInputStream<ResponseT>> function) {
        throw new UnsupportedOperationException();
      }

      @Override
      public <RequestT extends AwsRequest, ResponseT extends AwsResponse> ResponseBytes<ResponseT>
      injectCredentialsAndInvokeV2Bytes(RequestT requestT, Function<RequestT, ResponseBytes<ResponseT>> function) {
        throw new UnsupportedOperationException();
      }

      @Override
      public SnsClient client() {
        return snsClient;
      }
    };
  }

  @SneakyThrows
  String toJsonSafe(Object obj) {
    return OBJECT_MAPPER.writeValueAsString(obj);
  }
}