/*
 * JBoss, Home of Professional Open Source.
 *
 * Copyright 2022 Red Hat, Inc., and individual contributors
 * as indicated by the @author tags.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jboss.resteasy.test.core.basic;

import java.net.URL;

import jakarta.enterprise.context.RequestScoped;
import jakarta.inject.Inject;
import jakarta.ws.rs.ApplicationPath;
import jakarta.ws.rs.ConstrainedTo;
import jakarta.ws.rs.GET;
import jakarta.ws.rs.Path;
import jakarta.ws.rs.RuntimeType;
import jakarta.ws.rs.WebApplicationException;
import jakarta.ws.rs.client.Client;
import jakarta.ws.rs.core.Application;
import jakarta.ws.rs.core.Response;
import jakarta.ws.rs.core.UriInfo;
import jakarta.ws.rs.ext.ExceptionMapper;
import jakarta.ws.rs.ext.Provider;
import jakarta.ws.rs.ext.Providers;

import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.arquillian.test.api.ArquillianResource;
import org.jboss.resteasy.utils.TestUtil;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.EmptyAsset;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;

/**
 * @author <a href="mailto:jperkins@redhat.com">James R. Perkins</a>
 */
@RunWith(Arquillian.class)
@RequestScoped
public class DefaultProvidersTest {

    @Inject
    private Providers providers;
    @Inject
    private Client client;
    @ArquillianResource
    private URL url;

    @Deployment
    public static WebArchive createDeployment() {
        return ShrinkWrap.create(WebArchive.class, DefaultProvidersTest.class.getSimpleName() + ".war")
                .addClasses(
                        TestApplication.class,
                        ExceptionResource.class,
                        UnsupportedOperationExceptionMapper.class,
                        TestUtil.class
                )
                .addAsWebInfResource(EmptyAsset.INSTANCE, "beans.xml");
    }

    @Test
    public void defaultExceptionMapper() {
        Assert.assertNotNull("Expected a default exception mapper", providers.getExceptionMapper(RuntimeException.class));
    }

    @Test
    public void defaultException() throws Exception {
        final Response response = client.target(TestUtil.generateUri(url, "exception"))
                .request()
                .get();
        Assert.assertEquals(Response.Status.INTERNAL_SERVER_ERROR, response.getStatusInfo());
        Assert.assertEquals(ExceptionResource.RUNTIME_EXCEPTION.getMessage(), response.readEntity(String.class));
    }

    @Test
    public void waeException() throws Exception {
        final Response response = client.target(TestUtil.generateUri(url, "/exception/wae"))
                .request()
                .get();
        Assert.assertEquals(ExceptionResource.WAE_RESPONSE.getStatusInfo(), response.getStatusInfo());
        Assert.assertEquals(ExceptionResource.WAE_RESPONSE.readEntity(String.class), response.readEntity(String.class));
    }

    @Test
    public void defaultExceptionMapperNotUsed() throws Exception {
        final ExceptionMapper<UnsupportedOperationException> mapper = providers.getExceptionMapper(UnsupportedOperationException.class);
        Assert.assertTrue("Mapper was not an instance of UnsupportedOperationException: " + mapper, mapper instanceof UnsupportedOperationExceptionMapper);
        final Response response = client.target(TestUtil.generateUri(url, "/exception/not-impl"))
                .request()
                .get();
        Assert.assertEquals(Response.Status.NOT_FOUND, response.getStatusInfo());
        Assert.assertEquals("Path /exception/not-impl was not found", response.readEntity(String.class));
    }

    @ApplicationPath("/")
    public static class TestApplication extends Application {

    }

    @Path("/exception")
    public static class ExceptionResource {
        static final Response WAE_RESPONSE = Response.status(Response.Status.FORBIDDEN)
                .entity("Not allowed from test")
                .build();
        static final RuntimeException RUNTIME_EXCEPTION = new RuntimeException("This is a test exception");

        @GET
        public Response throwException() {
            throw RUNTIME_EXCEPTION;
        }

        @GET
        @Path("/wae")
        public Response throwWae() {
            throw new WebApplicationException(WAE_RESPONSE);
        }

        @GET
        @Path("/not-impl")
        public Response notImpl() {
            throw new UnsupportedOperationException("Messages should not be seen.");
        }
    }

    @Provider
    @ConstrainedTo(RuntimeType.SERVER)
    public static class UnsupportedOperationExceptionMapper implements ExceptionMapper<UnsupportedOperationException> {
        @Inject
        private UriInfo uriInfo;

        @Override
        public Response toResponse(final UnsupportedOperationException exception) {
            return Response.status(Response.Status.NOT_FOUND)
                    .entity(String.format("Path %s was not found", uriInfo.getPath()))
                    .build();
        }
    }
}
