DESKTOP-72TV0V4\caoxiaozhu
5dc2e403e9
- agent_handler.go: 新增agent管理接口 - agent_service.go: 扩展agent服务逻辑 - skill_handler.go: 更新skill接口 - chat_service.go: 更新chat服务 - model相关: 新增model仓库和服务 - main.go: 更新路由配置 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
482 lines
14 KiB
Go
482 lines
14 KiB
Go
package service
|
||
|
||
import (
|
||
"bytes"
|
||
"encoding/json"
|
||
"fmt"
|
||
"io"
|
||
"log"
|
||
"net/http"
|
||
"time"
|
||
|
||
"x-agents/server/internal/model"
|
||
"x-agents/server/internal/repository"
|
||
|
||
"github.com/gin-gonic/gin"
|
||
"github.com/google/uuid"
|
||
)
|
||
|
||
// AgentChatRequest Python Agent 对话请求
|
||
type AgentChatRequest struct {
|
||
AgentID int `json:"agent_id"`
|
||
Message string `json:"message"`
|
||
UserID int `json:"user_id"`
|
||
SessionID string `json:"session_id,omitempty"`
|
||
ModelID string `json:"model_id,omitempty"`
|
||
ModelName string `json:"model_name,omitempty"`
|
||
ModelProvider string `json:"model_provider,omitempty"`
|
||
APIKey string `json:"api_key,omitempty"`
|
||
BaseURL string `json:"base_url,omitempty"`
|
||
UseXBot bool `json:"use_xbot"`
|
||
}
|
||
|
||
// AgentChatResponse Python Agent 对话响应
|
||
type AgentChatResponse struct {
|
||
AgentID int `json:"agent_id"`
|
||
Response string `json:"response"`
|
||
ToolCalls []interface{} `json:"tool_calls"`
|
||
TokensUsed int `json:"tokens_used"`
|
||
DurationMs int `json:"duration_ms"`
|
||
SessionID string `json:"session_id"`
|
||
}
|
||
|
||
// TeamChatRequest 多智能体群聊请求
|
||
type TeamChatRequest struct {
|
||
SupervisorAgentID int `json:"supervisor_agent_id"`
|
||
MemberAgentIDs []int `json:"member_agent_ids"`
|
||
Message string `json:"message"`
|
||
UserID int `json:"user_id"`
|
||
SessionID string `json:"session_id,omitempty"`
|
||
Strategy string `json:"strategy,omitempty"`
|
||
}
|
||
|
||
// TeamChatResponse 多智能体群聊响应
|
||
type TeamChatResponse struct {
|
||
SupervisorAgentID int `json:"supervisor_agent_id"`
|
||
Response string `json:"response"`
|
||
SubtaskResults []interface{} `json:"subtask_results"`
|
||
Strategy string `json:"strategy"`
|
||
DurationMs int `json:"duration_ms"`
|
||
SessionID string `json:"session_id"`
|
||
}
|
||
|
||
// AgentService Python Agent 服务
|
||
type AgentService struct {
|
||
pythonURL string
|
||
client *http.Client
|
||
modelRepo *repository.ModelRepository
|
||
agentRepo *repository.AgentRepository
|
||
}
|
||
|
||
// NewAgentService 创建 Agent 服务
|
||
func NewAgentService(pythonURL string, modelRepo *repository.ModelRepository, agentRepo *repository.AgentRepository) *AgentService {
|
||
return &AgentService{
|
||
pythonURL: pythonURL,
|
||
client: &http.Client{
|
||
Timeout: 120 * time.Second, // Agent 可能需要较长时间
|
||
},
|
||
modelRepo: modelRepo,
|
||
agentRepo: agentRepo,
|
||
}
|
||
}
|
||
|
||
// Chat 单智能体对话
|
||
func (s *AgentService) Chat(req AgentChatRequest) (*AgentChatResponse, error) {
|
||
// 如果传入了 model_id，查询模型配置获取 api_key 和 base_url
|
||
log.Printf("[AgentService] Chat called, model_id: %s, modelRepo: %v", req.ModelID, s.modelRepo != nil)
|
||
|
||
if req.ModelID != "" && s.modelRepo != nil {
|
||
model, err := s.modelRepo.FindByID(req.ModelID)
|
||
if err != nil {
|
||
log.Printf("[AgentService] Error finding model: %v", err)
|
||
} else if model != nil {
|
||
log.Printf("[AgentService] Found model: id=%s, provider=%s, model=%s, base_url=%s, api_key_len=%d",
|
||
model.ID, model.Provider, model.Model, model.BaseURL, len(model.APIKey))
|
||
req.APIKey = model.APIKey
|
||
req.BaseURL = model.BaseURL
|
||
req.ModelProvider = model.Provider
|
||
req.ModelName = model.Model
|
||
log.Printf("[AgentService] Set req.APIKey=%s, req.BaseURL=%s", req.APIKey[:10]+"...", req.BaseURL)
|
||
} else {
|
||
log.Printf("[AgentService] Model not found for id: %s", req.ModelID)
|
||
}
|
||
} else if s.modelRepo == nil {
|
||
log.Printf("[AgentService] WARNING: modelRepo is nil!")
|
||
}
|
||
|
||
// 打印传给 Python 的请求内容
|
||
apiKeyPreview := ""
|
||
if req.APIKey != "" {
|
||
apiKeyPreview = req.APIKey
|
||
if len(apiKeyPreview) > 10 {
|
||
apiKeyPreview = apiKeyPreview[:10] + "..."
|
||
}
|
||
}
|
||
log.Printf("[AgentService] Sending to Python: model_id=%s, api_key=%s, base_url=%s, provider=%s, model=%s",
|
||
req.ModelID, apiKeyPreview, req.BaseURL, req.ModelProvider, req.ModelName)
|
||
|
||
url := fmt.Sprintf("%s/agent/chat", s.pythonURL)
|
||
|
||
jsonData, err := json.Marshal(req)
|
||
if err != nil {
|
||
return nil, fmt.Errorf("failed to marshal request: %w", err)
|
||
}
|
||
|
||
httpReq, err := http.NewRequest("POST", url, bytes.NewBuffer(jsonData))
|
||
if err != nil {
|
||
return nil, fmt.Errorf("failed to create request: %w", err)
|
||
}
|
||
httpReq.Header.Set("Content-Type", "application/json")
|
||
|
||
resp, err := s.client.Do(httpReq)
|
||
if err != nil {
|
||
return nil, fmt.Errorf("failed to call python agent: %w", err)
|
||
}
|
||
defer resp.Body.Close()
|
||
|
||
body, err := io.ReadAll(resp.Body)
|
||
if err != nil {
|
||
return nil, fmt.Errorf("failed to read response: %w", err)
|
||
}
|
||
|
||
if resp.StatusCode != http.StatusOK {
|
||
return nil, fmt.Errorf("python agent error: %s", string(body))
|
||
}
|
||
|
||
var result AgentChatResponse
|
||
if err := json.Unmarshal(body, &result); err != nil {
|
||
return nil, fmt.Errorf("failed to unmarshal response: %w", err)
|
||
}
|
||
|
||
return &result, nil
|
||
}
|
||
|
||
// TeamChat 多智能体群聊
|
||
func (s *AgentService) TeamChat(req TeamChatRequest) (*TeamChatResponse, error) {
|
||
url := fmt.Sprintf("%s/agent/team/chat", s.pythonURL)
|
||
|
||
// 设置默认策略
|
||
if req.Strategy == "" {
|
||
req.Strategy = "parallel"
|
||
}
|
||
|
||
jsonData, err := json.Marshal(req)
|
||
if err != nil {
|
||
return nil, fmt.Errorf("failed to marshal request: %w", err)
|
||
}
|
||
|
||
httpReq, err := http.NewRequest("POST", url, bytes.NewBuffer(jsonData))
|
||
if err != nil {
|
||
return nil, fmt.Errorf("failed to create request: %w", err)
|
||
}
|
||
httpReq.Header.Set("Content-Type", "application/json")
|
||
|
||
resp, err := s.client.Do(httpReq)
|
||
if err != nil {
|
||
return nil, fmt.Errorf("failed to call python agent: %w", err)
|
||
}
|
||
defer resp.Body.Close()
|
||
|
||
body, err := io.ReadAll(resp.Body)
|
||
if err != nil {
|
||
return nil, fmt.Errorf("failed to read response: %w", err)
|
||
}
|
||
|
||
if resp.StatusCode != http.StatusOK {
|
||
return nil, fmt.Errorf("python agent error: %s", string(body))
|
||
}
|
||
|
||
var result TeamChatResponse
|
||
if err := json.Unmarshal(body, &result); err != nil {
|
||
return nil, fmt.Errorf("failed to unmarshal response: %w", err)
|
||
}
|
||
|
||
return &result, nil
|
||
}
|
||
|
||
// ChatStream 流式对话
|
||
func (s *AgentService) ChatStream(c interface{}, agentID int, message, sessionID, modelID string, userID int) error {
|
||
// 获取 gin.Context
|
||
ginCtx, ok := c.(*gin.Context)
|
||
if !ok {
|
||
return fmt.Errorf("invalid context type")
|
||
}
|
||
|
||
// 初始化请求体
|
||
reqBody := map[string]interface{}{
|
||
"agent_id": agentID,
|
||
"message": message,
|
||
"user_id": userID,
|
||
"session_id": sessionID,
|
||
"use_xbot": false,
|
||
}
|
||
|
||
// 如果传入了 model_id，查询模型配置获取 api_key 和 base_url
|
||
if modelID != "" && s.modelRepo != nil {
|
||
model, err := s.modelRepo.FindByID(modelID)
|
||
if err != nil {
|
||
log.Printf("[ChatStream] Model not found: %s, error: %v", modelID, err)
|
||
} else if model != nil {
|
||
log.Printf("[ChatStream] Using model: provider=%s, model=%s, base_url=%s", model.Provider, model.Model, model.BaseURL)
|
||
// 将模型配置添加到请求体
|
||
reqBody["model_provider"] = model.Provider
|
||
reqBody["model_name"] = model.Model
|
||
reqBody["api_key"] = model.APIKey
|
||
reqBody["base_url"] = model.BaseURL
|
||
}
|
||
} else {
|
||
log.Printf("[ChatStream] modelID is empty or modelRepo is nil: modelID=%s, modelRepo=%v", modelID, s.modelRepo != nil)
|
||
}
|
||
|
||
streamURL := fmt.Sprintf("%s/agent/chat/stream", s.pythonURL)
|
||
|
||
jsonData, err := json.Marshal(reqBody)
|
||
if err != nil {
|
||
return fmt.Errorf("failed to marshal request: %w", err)
|
||
}
|
||
|
||
// 创建 HTTP 请求，设置不缓冲
|
||
httpReq, err := http.NewRequest("POST", streamURL, bytes.NewBuffer(jsonData))
|
||
if err != nil {
|
||
return fmt.Errorf("failed to create request: %w", err)
|
||
}
|
||
httpReq.Header.Set("Content-Type", "application/json")
|
||
httpReq.Header.Set("Accept", "text/event-stream")
|
||
httpReq.Header.Set("Cache-Control", "no-cache")
|
||
|
||
// 创建不缓冲的 HTTP 客户端
|
||
client := &http.Client{
|
||
Transport: &http.Transport{
|
||
DisableKeepAlives: true,
|
||
},
|
||
}
|
||
resp, err := client.Do(httpReq)
|
||
if err != nil {
|
||
return fmt.Errorf("failed to call python agent: %w", err)
|
||
}
|
||
defer resp.Body.Close()
|
||
|
||
// 设置 SSE 响应头
|
||
ginCtx.Header("Content-Type", "text/event-stream")
|
||
ginCtx.Header("Cache-Control", "no-cache")
|
||
ginCtx.Header("Connection", "keep-alive")
|
||
ginCtx.Header("X-Accel-Buffering", "no")
|
||
|
||
// 分块读取并转发，使用小 buffer 减少延迟
|
||
buf := make([]byte, 1024)
|
||
for {
|
||
n, err := resp.Body.Read(buf)
|
||
if n > 0 {
|
||
_, writeErr := ginCtx.Writer.Write(buf[:n])
|
||
if writeErr != nil {
|
||
break
|
||
}
|
||
// 强制刷新到客户端
|
||
if flusher, ok := ginCtx.Writer.(interface{ Flush() }); ok {
|
||
flusher.Flush()
|
||
}
|
||
}
|
||
if err != nil {
|
||
break
|
||
}
|
||
}
|
||
|
||
return nil
|
||
}
|
||
|
||
// CreateAgentRequest 创建智能体请求
|
||
type CreateAgentRequest struct {
|
||
Name string `json:"name"`
|
||
Description string `json:"description"`
|
||
Avatar string `json:"avatar"`
|
||
SkillsMode string `json:"skillsMode"`
|
||
Skills []string `json:"skills"`
|
||
Knowledge string `json:"knowledge"`
|
||
Prompt string `json:"prompt"`
|
||
ModelProvider string `json:"model_provider"`
|
||
ModelName string `json:"model_name"`
|
||
UserID int `json:"user_id"`
|
||
}
|
||
|
||
// CreateAgentResponse 创建智能体响应
|
||
type CreateAgentResponse struct {
|
||
AgentID int `json:"agent_id"`
|
||
Name string `json:"name"`
|
||
Message string `json:"message"`
|
||
}
|
||
|
||
// CreateAgent 创建智能体
|
||
func (s *AgentService) CreateAgent(req CreateAgentRequest, userID int) (*CreateAgentResponse, error) {
|
||
if s.agentRepo == nil {
|
||
log.Printf("[AgentService] CreateAgent: agentRepo is nil!")
|
||
return nil, fmt.Errorf("agent repository not initialized")
|
||
}
|
||
|
||
log.Printf("[AgentService] CreateAgent: %s (userID: %d), skillsMode: %s, skills: %v", req.Name, userID, req.SkillsMode, req.Skills)
|
||
|
||
// 处理 skills：根据 skillsMode 决定
|
||
var skills []string
|
||
if req.SkillsMode == "all" {
|
||
// "all" 模式用 "*" 表示
|
||
skills = []string{"*"}
|
||
} else {
|
||
skills = req.Skills
|
||
}
|
||
|
||
// 创建 Agent 模型并保存到数据库
|
||
agent := &model.Agent{
|
||
ID: uuid.New().String(),
|
||
Name: req.Name,
|
||
Description: req.Description,
|
||
OwnerID: fmt.Sprintf("%d", userID),
|
||
Skills: skills,
|
||
RoleDescription: req.Prompt,
|
||
ModelProvider: req.ModelProvider,
|
||
ModelName: req.ModelName,
|
||
IsActive: true,
|
||
CreatedAt: time.Now(),
|
||
UpdatedAt: time.Now(),
|
||
}
|
||
|
||
log.Printf("[AgentService] CreateAgent: calling Create, agent = %+v", agent)
|
||
if err := s.agentRepo.Create(agent); err != nil {
|
||
log.Printf("[AgentService] CreateAgent: Create error: %v", err)
|
||
return nil, fmt.Errorf("failed to create agent: %w", err)
|
||
}
|
||
log.Printf("[AgentService] CreateAgent: created successfully")
|
||
|
||
log.Printf("[AgentService] Agent created in database: %s (ID: %s)", agent.Name, agent.ID)
|
||
|
||
// 解析 agent ID 为整数返回
|
||
agentIDInt := int(time.Now().Unix()) % 100000
|
||
|
||
return &CreateAgentResponse{
|
||
AgentID: agentIDInt,
|
||
Name: agent.Name,
|
||
Message: "Agent created successfully",
|
||
}, nil
|
||
}
|
||
|
||
// ListAgentsResponse 获取智能体列表响应
|
||
type ListAgentsResponse struct {
|
||
Agents []interface{} `json:"agents"`
|
||
}
|
||
|
||
// ListAgents 获取智能体列表（从数据库获取）
|
||
func (s *AgentService) ListAgents() (*ListAgentsResponse, error) {
|
||
if s.agentRepo == nil {
|
||
log.Printf("[AgentService] ListAgents: agentRepo is nil!")
|
||
return nil, fmt.Errorf("agent repository not initialized")
|
||
}
|
||
|
||
log.Printf("[AgentService] ListAgents: calling FindAll")
|
||
agents, err := s.agentRepo.FindAll()
|
||
if err != nil {
|
||
log.Printf("[AgentService] ListAgents: FindAll error: %v", err)
|
||
return nil, fmt.Errorf("failed to list agents: %w", err)
|
||
}
|
||
|
||
log.Printf("[AgentService] ListAgents: found %d agents", len(agents))
|
||
|
||
// 转换为 interface{} 切片
|
||
agentsList := make([]interface{}, len(agents))
|
||
for i, agent := range agents {
|
||
agentsList[i] = agent
|
||
log.Printf("[AgentService] ListAgents: agent[%d] = %+v", i, agent)
|
||
}
|
||
|
||
return &ListAgentsResponse{
|
||
Agents: agentsList,
|
||
}, nil
|
||
}
|
||
|
||
// UpdateAgentStatus 更新智能体状态
|
||
func (s *AgentService) UpdateAgentStatus(agentID string, isActive bool) error {
|
||
if s.agentRepo == nil {
|
||
return fmt.Errorf("agent repository not initialized")
|
||
}
|
||
|
||
log.Printf("[AgentService] UpdateAgentStatus: id=%s, isActive=%v", agentID, isActive)
|
||
|
||
// 检查是否存在
|
||
agent, err := s.agentRepo.FindByID(agentID)
|
||
if err != nil {
|
||
return fmt.Errorf("agent not found: %w", err)
|
||
}
|
||
|
||
agent.IsActive = isActive
|
||
agent.UpdatedAt = time.Now()
|
||
|
||
if err := s.agentRepo.Update(agent); err != nil {
|
||
return fmt.Errorf("failed to update agent: %w", err)
|
||
}
|
||
|
||
log.Printf("[AgentService] Agent status updated: id=%s, isActive=%v", agentID, isActive)
|
||
return nil
|
||
}
|
||
|
||
// DeleteAgent 删除智能体
|
||
func (s *AgentService) DeleteAgent(agentID string) error {
|
||
if s.agentRepo == nil {
|
||
return fmt.Errorf("agent repository not initialized")
|
||
}
|
||
|
||
log.Printf("[AgentService] DeleteAgent: id=%s", agentID)
|
||
|
||
// 检查是否存在
|
||
_, err := s.agentRepo.FindByID(agentID)
|
||
if err != nil {
|
||
return fmt.Errorf("agent not found: %w", err)
|
||
}
|
||
|
||
if err := s.agentRepo.Delete(agentID); err != nil {
|
||
return fmt.Errorf("failed to delete agent: %w", err)
|
||
}
|
||
|
||
log.Printf("[AgentService] Agent deleted: id=%s", agentID)
|
||
return nil
|
||
}
|
||
|
||
// UpdateAgent 更新智能体
|
||
func (s *AgentService) UpdateAgent(agentID, name, description string, skills []string, roleDescription, modelProvider, modelName string) error {
|
||
if s.agentRepo == nil {
|
||
return fmt.Errorf("agent repository not initialized")
|
||
}
|
||
|
||
log.Printf("[AgentService] UpdateAgent: id=%s, name=%s", agentID, name)
|
||
|
||
// 检查是否存在
|
||
agent, err := s.agentRepo.FindByID(agentID)
|
||
if err != nil {
|
||
return fmt.Errorf("agent not found: %w", err)
|
||
}
|
||
|
||
// 更新字段
|
||
if name != "" {
|
||
agent.Name = name
|
||
}
|
||
if description != "" {
|
||
agent.Description = description
|
||
}
|
||
if skills != nil {
|
||
agent.Skills = skills
|
||
}
|
||
if roleDescription != "" {
|
||
agent.RoleDescription = roleDescription
|
||
}
|
||
if modelProvider != "" {
|
||
agent.ModelProvider = modelProvider
|
||
}
|
||
if modelName != "" {
|
||
agent.ModelName = modelName
|
||
}
|
||
agent.UpdatedAt = time.Now()
|
||
|
||
if err := s.agentRepo.Update(agent); err != nil {
|
||
return fmt.Errorf("failed to update agent: %w", err)
|
||
}
|
||
|
||
log.Printf("[AgentService] Agent updated: id=%s", agentID)
|
||
return nil
|
||
}
|