package com.rongyichuang.message.api;

import com.rongyichuang.message.entity.Message;
import com.rongyichuang.message.service.MessageService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.graphql.data.method.annotation.Argument;
import org.springframework.graphql.data.method.annotation.QueryMapping;
import org.springframework.stereotype.Controller;

import java.util.List;

/**
 * 消息GraphQL API控制器
 */
@Controller
public class MessageGraphqlApi {

    @Autowired
    private MessageService messageService;

    /**
     * 根据用户ID获取消息列表，按时间倒序
     */
    @QueryMapping
    public List<Message> getMessagesByUserId(@Argument Long userId) {
        return messageService.getMessagesByUserId(userId);
    }
}