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/*
 * Copyright 2017-2022 original authors
 *
 * 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
 *
 * https://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 io.micronaut.http.server.tck.tests;

import io.micronaut.context.annotation.Requires;
import io.micronaut.http.HttpRequest;
import io.micronaut.http.HttpResponse;
import io.micronaut.http.HttpStatus;
import io.micronaut.http.annotation.Controller;
import io.micronaut.http.annotation.Get;
import io.micronaut.http.annotation.Produces;
import io.micronaut.http.server.exceptions.ExceptionHandler;
import io.micronaut.http.server.exceptions.response.ErrorContext;
import io.micronaut.http.server.exceptions.response.ErrorResponseProcessor;
import io.micronaut.http.tck.AssertionUtils;
import io.micronaut.http.tck.HttpResponseAssertion;
import jakarta.inject.Singleton;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

import java.io.IOException;

import static io.micronaut.http.tck.TestScenario.asserts;

@SuppressWarnings({
    "java:S5960", // We're allowed assertions, as these are used in tests only
    "checkstyle:MissingJavadocType",
    "checkstyle:DesignForExtension"
})
public class StatusTest {
    public static final String SPEC_NAME = "StatusTest";

    /**
     * @see micronaut-aws #1387
     * @param path Request Path
     */
    @ParameterizedTest
    @ValueSource(strings = {"/http-status", "/http-response-status", "/http-exception"})
    void testControllerReturningHttpStatus(String path) throws IOException {
        asserts(SPEC_NAME,
            HttpRequest.GET(path),
            (server, request) -> AssertionUtils.assertThrows(server, request, HttpResponseAssertion.builder()
                .status(HttpStatus.I_AM_A_TEAPOT)
                .build()));
    }

    @Requires(property = "spec.name", value = SPEC_NAME)
    @Controller("/http-status")
    static class HttpStatusController {
        @Get
        HttpStatus index() {
            return HttpStatus.I_AM_A_TEAPOT;
        }
    }

    @Requires(property = "spec.name", value = SPEC_NAME)
    @Controller("/http-response-status")
    static class HttpResponseStatusController {

        @Get
        HttpResponse index() {
            return HttpResponse.status(HttpStatus.I_AM_A_TEAPOT);
        }
    }

    @Requires(property = "spec.name", value = SPEC_NAME)
    @Controller("/http-exception")
    static class HttpResponseErrorController {

        @Get
        HttpResponse index() {
            throw new TeapotException();
        }
    }

    static class TeapotException extends RuntimeException {
    }

    @Produces
    @Singleton
    static class TeapotExceptionHandler implements ExceptionHandler> {
        private final ErrorResponseProcessor errorResponseProcessor;

        TeapotExceptionHandler(ErrorResponseProcessor errorResponseProcessor) {
            this.errorResponseProcessor = errorResponseProcessor;
        }

        @Override
        public HttpResponse handle(HttpRequest request, TeapotException e) {
            return errorResponseProcessor.processResponse(ErrorContext.builder(request)
                .cause(e)
                .build(), HttpResponse.status(HttpStatus.I_AM_A_TEAPOT));
        }
    }
}