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Merged
welsir merged 4 commits into from
Aug 14, 2025
Merged

会话联调前端sse #14

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4b8ee89
会话初始化
welsir Aug 13, 2025
febd41e
Merge remote-tracking branch 'origin/master'
welsir Aug 13, 2025
9b9d242
Merge branch 'Time-Machine-Lab:master' into master
welsir Aug 14, 2025
4ad1912
会话联调前端sse
welsir Aug 14, 2025
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50 changes: 50 additions & 0 deletions prompto-lab-app/src/main/java/io/github/timemachinelab/config/CorsConfig.java
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package io.github.timemachinelab.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.CorsConfigurationSource;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import java.util.Arrays;

@Configuration
public class CorsConfig implements WebMvcConfigurer {

@Override
public void addCorsMappings(CorsRegistry registry) {
registry.addMapping("/**")
.allowedOriginPatterns("http://localhost:*", "http://127.0.0.1:*")
.allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS")
.allowedHeaders("*")
.allowCredentials(true)
.maxAge(3600);
}

@Bean
public CorsConfigurationSource corsConfigurationSource() {
CorsConfiguration configuration = new CorsConfiguration();

// 允许的源
configuration.setAllowedOriginPatterns(Arrays.asList("http://localhost:*", "http://127.0.0.1:*"));

// 允许的HTTP方法
configuration.setAllowedMethods(Arrays.asList("GET", "POST", "PUT", "DELETE", "OPTIONS"));

// 允许的请求头
configuration.setAllowedHeaders(Arrays.asList("*"));

// 允许携带凭证
configuration.setAllowCredentials(true);

// 预检请求的缓存时间
configuration.setMaxAge(3600L);

UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
source.registerCorsConfiguration("/**", configuration);

return source;
}
}
3 changes: 3 additions & 0 deletions prompto-lab-app/src/main/java/io/github/timemachinelab/core/session/Session.java
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package io.github.timemachinelab.core.session;

public class Session {



}
111 changes: 111 additions & 0 deletions .../src/main/java/io/github/timemachinelab/core/session/application/ConversationService.java
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package io.github.timemachinelab.core.session.application;

import io.github.timemachinelab.core.session.domain.entity.ConversationSession;
import io.github.timemachinelab.core.session.infrastructure.web.dto.MessageResponse;
import io.github.timemachinelab.core.session.infrastructure.ai.ConversationOperation;
import io.github.timemachinelab.sfchain.core.AIService;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import java.util.concurrent.ConcurrentHashMap;
import java.util.Map;
import java.util.List;
import java.util.ArrayList;
import java.util.function.Consumer;

@Service
@RequiredArgsConstructor
@Slf4j
public class ConversationService {

private final AIService aiService;

private final Map<String, ConversationSession> sessions = new ConcurrentHashMap<>();

public ConversationSession createSession(String userId) {
ConversationSession session = new ConversationSession(userId);
sessions.put(session.getSessionId(), session);
return session;
}

public ConversationSession getSession(String sessionId) {
return sessions.get(sessionId);
}

public void processUserMessage(String sessionId, String userMessage, Consumer<MessageResponse> sseCallback) {
ConversationSession session = sessions.get(sessionId);
if (session == null) {
log.warn("会话不存在: {}", sessionId);
return;
}

// 1. 添加用户消息到会话历史
session.addMessage(userMessage, "user");

// 2. 发送用户消息确认
sseCallback.accept(MessageResponse.userAnswer("user_" + System.currentTimeMillis(), userMessage));

// 3. 调用AI服务获取回复
processAIResponse(session, userMessage, sseCallback);
}

private void processAIResponse(ConversationSession session, String userMessage, Consumer<MessageResponse> sseCallback) {
try {
// 构建对话历史
List<ConversationOperation.ConversationHistory> history = buildConversationHistory(session);

// 创建AI请求
ConversationOperation.ConversationRequest request = new ConversationOperation.ConversationRequest(
session.getSessionId(),
"current",
userMessage
);
request.setConversationHistory(history);

// 调用AI服务
ConversationOperation.ConversationResponse aiResponse = aiService.execute("CONVERSATION_OP", request);
log.info("AI服务调用成功: {}", aiResponse);

// 添加AI回复到会话历史
session.addMessage(aiResponse.getAnswer(), "assistant");

// 根据响应类型处理AI回复
String nodeId = "ai_" + System.currentTimeMillis();
sseCallback.accept(MessageResponse.aiAnswer("ai_" + System.currentTimeMillis(), aiResponse.getAnswer()));
// if (aiResponse.getResponseType() == ConversationOperation.ResponseType.SELECTION) {
// // 选择题类型
// sseCallback.accept(MessageResponse.aiSelectionQuestion(nodeId, aiResponse.getAnswer(), aiResponse.getOptions()));
// } else {
// // 普通文本回复
// sseCallback.accept(MessageResponse.aiQuestion(nodeId, aiResponse.getAnswer()));
// }

} catch (Exception e) {
log.error("AI服务调用失败: {}", e.getMessage(), e);
// 降级处理
String fallbackResponse = "抱歉，我暂时无法处理您的请求，请稍后再试。";
session.addMessage(fallbackResponse, "assistant");
String nodeId = "ai_" + System.currentTimeMillis();
sseCallback.accept(MessageResponse.aiQuestion(nodeId, fallbackResponse));
}
}

private List<ConversationOperation.ConversationHistory> buildConversationHistory(ConversationSession session) {
List<ConversationOperation.ConversationHistory> history = new ArrayList<>();

// 从会话消息构建对话历史
for (ConversationSession.ConversationMessage message : session.getMessages()) {
ConversationOperation.ConversationHistory historyItem = new ConversationOperation.ConversationHistory(
message.getRole(),
message.getContent(),
message.getRole() + "_" + message.getTimestamp().toString()
);
history.add(historyItem);
}

return history;
}


}
45 changes: 45 additions & 0 deletions ...rc/main/java/io/github/timemachinelab/core/session/domain/entity/ConversationSession.java
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package io.github.timemachinelab.core.session.domain.entity;

import lombok.Getter;

import java.time.LocalDateTime;
import java.util.UUID;
import java.util.List;
import java.util.ArrayList;

@Getter
public class ConversationSession {

private final String sessionId;
private final String userId;
private final LocalDateTime createTime;
private LocalDateTime updateTime;
private final List<ConversationMessage> messages;

public ConversationSession(String userId) {
this.sessionId = UUID.randomUUID().toString();
this.userId = userId;
this.createTime = LocalDateTime.now();
this.updateTime = LocalDateTime.now();
this.messages = new ArrayList<>();
}

public void addMessage(String content, String role) {
ConversationMessage message = new ConversationMessage(content, role);
this.messages.add(message);
this.updateTime = LocalDateTime.now();
}

@Getter
public static class ConversationMessage {
private final String content;
private final String role; // "user" or "assistant"
private final LocalDateTime timestamp;

public ConversationMessage(String content, String role) {
this.content = content;
this.role = role;
this.timestamp = LocalDateTime.now();
}
}
}
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