package software.amazon.opensearchserverless.accesspolicy;

import software.amazon.awssdk.services.opensearchserverless.OpenSearchServerlessClient;
import software.amazon.awssdk.services.opensearchserverless.model.AccessPolicyType;
import software.amazon.awssdk.services.opensearchserverless.model.DeleteAccessPolicyRequest;
import software.amazon.awssdk.services.opensearchserverless.model.DeleteAccessPolicyResponse;
import software.amazon.cloudformation.proxy.AmazonWebServicesClientProxy;
import software.amazon.cloudformation.proxy.OperationStatus;
import software.amazon.cloudformation.proxy.ProgressEvent;
import software.amazon.cloudformation.proxy.ProxyClient;
import software.amazon.cloudformation.proxy.ResourceHandlerRequest;

import java.time.Duration;

import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.junit.jupiter.MockitoExtension;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.*;

@ExtendWith(MockitoExtension.class)
public class DeleteHandlerTest extends AbstractTestBase {

    private static final String MOCK_ACCESS_POLICY_TYPE = AccessPolicyType.DATA.name();
    private static final String MOCK_ACCESS_POLICY_NAME = "access-policy-name";
    private OpenSearchServerlessClient openSearchServerlessClient;
    private AmazonWebServicesClientProxy proxy;
    private ProxyClient<OpenSearchServerlessClient> proxyClient;
    private DeleteHandler handler;

    @BeforeEach
    public void setup() {
        proxy = new AmazonWebServicesClientProxy(logger, MOCK_CREDENTIALS, () -> Duration.ofSeconds(600).toMillis());
        openSearchServerlessClient = mock(OpenSearchServerlessClient.class);
        proxyClient = MOCK_PROXY(proxy, openSearchServerlessClient);
        handler = new DeleteHandler(openSearchServerlessClient);
    }

    @AfterEach
    public void tear_down() {
        verify(openSearchServerlessClient, atLeastOnce()).serviceName();
        verifyNoMoreInteractions(openSearchServerlessClient);
    }

    @Test
    public void handleRequest_SimpleSuccess() {
        final ResourceModel model = ResourceModel.builder().name(MOCK_ACCESS_POLICY_NAME).type(MOCK_ACCESS_POLICY_TYPE).build();
        final ResourceHandlerRequest<ResourceModel> request = ResourceHandlerRequest.<ResourceModel>builder().desiredResourceState(model).build();

        final DeleteAccessPolicyResponse deleteAccessPolicyResponse = DeleteAccessPolicyResponse.builder().build();
        when(openSearchServerlessClient.deleteAccessPolicy(any(DeleteAccessPolicyRequest.class))).thenReturn(deleteAccessPolicyResponse);

        final ProgressEvent<ResourceModel, CallbackContext> response = handler.handleRequest(proxy, request, new CallbackContext(), proxyClient, logger);

        assertThat(response).isNotNull();
        assertThat(response.getStatus()).isEqualTo(OperationStatus.SUCCESS);
        assertThat(response.getCallbackDelaySeconds()).isEqualTo(0);
        assertThat(response.getResourceModel()).isNull();
        assertThat(response.getResourceModels()).isNull();
        assertThat(response.getMessage()).isNull();
        assertThat(response.getErrorCode()).isNull();
    }
}