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internal/handler/workflow.go

@@ -0,0 +1,142 @@
+package handler
+
+import (
+	"encoding/json"
+	"net/http"
+	"strings"
+
+	"cyberstrike-ai/internal/audit"
+	"cyberstrike-ai/internal/database"
+
+	"github.com/gin-gonic/gin"
+	"go.uber.org/zap"
+)
+
+type WorkflowHandler struct {
+	db     *database.DB
+	logger *zap.Logger
+	audit  *audit.Service
+}
+
+func NewWorkflowHandler(db *database.DB, logger *zap.Logger) *WorkflowHandler {
+	return &WorkflowHandler{db: db, logger: logger}
+}
+
+func (h *WorkflowHandler) SetAudit(s *audit.Service) {
+	h.audit = s
+}
+
+type workflowSaveRequest struct {
+	ID          string          `json:"id"`
+	Name        string          `json:"name"`
+	Description string          `json:"description,omitempty"`
+	Version     int             `json:"version,omitempty"`
+	Enabled     *bool           `json:"enabled,omitempty"`
+	Graph       json.RawMessage `json:"graph,omitempty"`
+	GraphJSON   json.RawMessage `json:"graph_json,omitempty"`
+}
+
+func (h *WorkflowHandler) List(c *gin.Context) {
+	includeDisabled := strings.EqualFold(c.Query("includeDisabled"), "true") || c.Query("include_disabled") == "1"
+	items, err := h.db.ListWorkflowDefinitions(includeDisabled)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"workflows": items})
+}
+
+func (h *WorkflowHandler) Get(c *gin.Context) {
+	id := strings.TrimSpace(c.Param("id"))
+	wf, err := h.db.GetWorkflowDefinition(id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if wf == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "工作流不存在"})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"workflow": wf})
+}
+
+func (h *WorkflowHandler) Create(c *gin.Context) {
+	h.save(c, "")
+}
+
+func (h *WorkflowHandler) Update(c *gin.Context) {
+	h.save(c, c.Param("id"))
+}
+
+func (h *WorkflowHandler) save(c *gin.Context, pathID string) {
+	var req workflowSaveRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "无效的请求参数: " + err.Error()})
+		return
+	}
+	id := strings.TrimSpace(req.ID)
+	if strings.TrimSpace(pathID) != "" {
+		id = strings.TrimSpace(pathID)
+	}
+	name := strings.TrimSpace(req.Name)
+	if id == "" || name == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "工作流 id 和 name 不能为空"})
+		return
+	}
+	graph := req.Graph
+	if len(graph) == 0 {
+		graph = req.GraphJSON
+	}
+	if len(graph) == 0 {
+		graph = []byte(`{"nodes":[],"edges":[],"config":{}}`)
+	}
+	if !json.Valid(graph) {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "graph 必须是合法 JSON"})
+		return
+	}
+	var probe interface{}
+	if err := json.Unmarshal(graph, &probe); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "graph JSON 解析失败: " + err.Error()})
+		return
+	}
+	enabled := true
+	if req.Enabled != nil {
+		enabled = *req.Enabled
+	}
+	wf := &database.WorkflowDefinition{
+		ID:          id,
+		Name:        name,
+		Description: strings.TrimSpace(req.Description),
+		Version:     req.Version,
+		GraphJSON:   string(graph),
+		Enabled:     enabled,
+	}
+	if err := h.db.UpsertWorkflowDefinition(wf); err != nil {
+		if h.logger != nil {
+			h.logger.Warn("保存工作流失败", zap.String("id", id), zap.Error(err))
+		}
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	saved, _ := h.db.GetWorkflowDefinition(id)
+	if h.audit != nil {
+		h.audit.RecordOK(c, "workflow", "save", "保存图编排流程", "workflow", id, map[string]interface{}{"name": name})
+	}
+	c.JSON(http.StatusOK, gin.H{"message": "工作流已保存", "workflow": saved})
+}
+
+func (h *WorkflowHandler) Delete(c *gin.Context) {
+	id := strings.TrimSpace(c.Param("id"))
+	if id == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "工作流 id 不能为空"})
+		return
+	}
+	if err := h.db.DeleteWorkflowDefinition(id); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if h.audit != nil {
+		h.audit.RecordOK(c, "workflow", "delete", "删除图编排流程", "workflow", id, nil)
+	}
+	c.JSON(http.StatusOK, gin.H{"message": "工作流已删除"})
+}