/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You 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.apache.skywalking.apm.plugin.spring.cloud.gateway.v21x.define;

import net.bytebuddy.description.method.MethodDescription;
import net.bytebuddy.matcher.ElementMatcher;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.ConstructorInterceptPoint;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.InstanceMethodsInterceptPoint;
import org.apache.skywalking.apm.agent.core.plugin.match.ClassMatch;

import static net.bytebuddy.matcher.ElementMatchers.named;
import static org.apache.skywalking.apm.agent.core.plugin.bytebuddy.ArgumentTypeNameMatch.takesArgumentWithType;
import static org.apache.skywalking.apm.agent.core.plugin.match.NameMatch.byName;

public class HttpClientFinalizerInstrumentation extends AbstractGateway210EnhancePluginDefine {

    @Override
    protected ClassMatch enhanceClass() {
        return byName(Constants.INTERCEPT_CLASS_HTTP_CLIENT_FINALIZER);
    }

    @Override
    public ConstructorInterceptPoint[] getConstructorsInterceptPoints() {
        return new ConstructorInterceptPoint[] {
            new ConstructorInterceptPoint() {
                @Override
                public ElementMatcher<MethodDescription> getConstructorMatcher() {
                    return takesArgumentWithType(0, "reactor.netty.tcp.TcpClient");
                }

                @Override
                public String getConstructorInterceptor() {
                    return Constants.CLIENT_FINALIZER_CONSTRUCTOR_INTERCEPTOR;
                }
            }
        };
    }

    @Override
    public InstanceMethodsInterceptPoint[] getInstanceMethodsInterceptPoints() {
        return new InstanceMethodsInterceptPoint[] {
            new InstanceMethodsInterceptPoint() {
                @Override
                public ElementMatcher<MethodDescription> getMethodsMatcher() {
                    return named("send");
                }

                @Override
                public String getMethodsInterceptor() {
                    return Constants.HTTP_CLIENT_FINALIZER_SEND_INTERCEPTOR;
                }

                @Override
                public boolean isOverrideArgs() {
                    return true;
                }
            },
            new InstanceMethodsInterceptPoint() {
                @Override
                public ElementMatcher<MethodDescription> getMethodsMatcher() {
                    return named("uri");
                }

                @Override
                public String getMethodsInterceptor() {
                    return Constants.HTTP_CLIENT_FINALIZER_URI_INTERCEPTOR;
                }

                @Override
                public boolean isOverrideArgs() {
                    return false;
                }
            },
            new InstanceMethodsInterceptPoint() {
                @Override
                public ElementMatcher<MethodDescription> getMethodsMatcher() {
                    return named("responseConnection");
                }

                @Override
                public String getMethodsInterceptor() {
                    return Constants.HTTP_CLIENT_FINALIZER_RESPONSE_CONNECTION_INTERCEPTOR;
                }

                @Override
                public boolean isOverrideArgs() {
                    return true;
                }
            }
        };
    }
}
