package com.emotion.config;

import com.emotion.interceptor.WebSocketAuthInterceptor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.messaging.simp.config.ChannelRegistration;
import org.springframework.messaging.simp.config.MessageBrokerRegistry;
import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer;

/**
 * WebSocket配置
 * 
 * @author huazhongmin
 * @date 2025-07-22
 */
@Configuration
@EnableWebSocketMessageBroker
public class WebSocketConfig implements WebSocketMessageBrokerConfigurer {

    @Autowired
    private WebSocketAuthInterceptor webSocketAuthInterceptor;

    @Override
    public void configureMessageBroker(MessageBrokerRegistry config) {
        // 启用简单消息代理，并设置消息代理的前缀
        config.enableSimpleBroker("/topic", "/queue", "/user");
        
        // 设置应用程序的目标前缀
        config.setApplicationDestinationPrefixes("/app");
        
        // 设置用户目标前缀
        config.setUserDestinationPrefix("/user");
    }

    @Override
    public void registerStompEndpoints(StompEndpointRegistry registry) {
        // 注册STOMP端点
        registry.addEndpoint("/ws/chat")
                .setAllowedOriginPatterns("*")
                .withSockJS();
        
        // 注册普通WebSocket端点
        registry.addEndpoint("/ws/chat")
                .setAllowedOriginPatterns("*");
    }

    @Override
    public void configureClientInboundChannel(ChannelRegistration registration) {
        // 添加WebSocket认证拦截器
        registration.interceptors(webSocketAuthInterceptor);
    }
}