feat: complete SOP version management

internal/knowledge/handler.go

@@ -2,8 +2,10 @@ package knowledge
 
 import (
 	"encoding/json"
+	"errors"
 	"net/http"
 	"strconv"
+	"strings"
 
 	"git.iwork-ai.com/xdc/iqudo-top1/internal/access"
 	"git.iwork-ai.com/xdc/iqudo-top1/internal/audit"
@@ -13,6 +15,7 @@ import (
 	"github.com/gin-gonic/gin"
 	"gorm.io/datatypes"
 	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
 )
 
 type Handler struct{ db *gorm.DB }
@@ -25,16 +28,22 @@ type input struct {
 	Content    map[string]interface{} `json:"content" binding:"required"`
 }
 
+type updateInput struct {
+	Title   string                 `json:"title" binding:"required,max=128"`
+	Content map[string]interface{} `json:"content" binding:"required"`
+}
+
 func (h *Handler) List(c *gin.Context) {
 	p, _ := auth.PrincipalFromContext(c)
 	type row struct {
 		model.KnowledgeCard
 		Content datatypes.JSON `json:"content"`
+		Version int            `json:"version"`
 	}
 	items := make([]row, 0)
-	query := h.db.Table("knowledge_cards kc").Select("kc.*, kcv.content").Joins("JOIN scenarios sc ON sc.id = kc.scenario_id").Joins("LEFT JOIN knowledge_card_versions kcv ON kcv.knowledge_card_id = kc.id AND kcv.status = ?", "published")
+	query := h.db.Table("knowledge_cards kc").Select("kc.*, kcv.content, kcv.version").Joins("JOIN scenarios sc ON sc.id = kc.scenario_id").Joins("LEFT JOIN knowledge_card_versions kcv ON kcv.knowledge_card_id = kc.id AND kcv.status = ?", "published")
 	query = access.ScopeScenarios(query, p, "sc")
-	err := query.Where("kc.tenant_id = ? AND kc.status <> ?", p.TenantID, "archived").Order("kc.updated_at DESC").Scan(&items).Error
+	err := query.Where("kc.tenant_id = ? AND kc.status <> ? AND sc.status <> ?", p.TenantID, "archived", "archived").Order("kc.updated_at DESC").Scan(&items).Error
 	if err != nil {
 		response.Error(c, http.StatusInternalServerError, "QUERY_FAILED", "查询知识卡失败")
 		return
@@ -42,6 +51,78 @@ func (h *Handler) List(c *gin.Context) {
 	response.OK(c, gin.H{"items": items, "total": len(items)})
 }
 
+func (h *Handler) Update(c *gin.Context) {
+	p, _ := auth.PrincipalFromContext(c)
+	id, err := strconv.ParseUint(c.Param("id"), 10, 64)
+	if err != nil || id == 0 {
+		response.Error(c, http.StatusBadRequest, "INVALID_ID", "知识卡 ID 不正确")
+		return
+	}
+	var body updateInput
+	if err := c.ShouldBindJSON(&body); err != nil {
+		response.Error(c, http.StatusBadRequest, "INVALID_ARGUMENT", "知识卡内容不完整")
+		return
+	}
+	if err := validateContent(body.Content); err != nil {
+		response.Error(c, http.StatusBadRequest, "INVALID_ARGUMENT", err.Error())
+		return
+	}
+	content, err := json.Marshal(body.Content)
+	if err != nil {
+		response.Error(c, http.StatusBadRequest, "INVALID_ARGUMENT", "知识卡内容格式不正确")
+		return
+	}
+	var card model.KnowledgeCard
+	if err := h.db.Where("id = ? AND tenant_id = ? AND status <> ?", id, p.TenantID, "archived").First(&card).Error; err != nil || !access.CanEditScenario(h.db, p, card.ScenarioID) {
+		response.Error(c, http.StatusNotFound, "NOT_FOUND", "知识卡不存在或不可编辑")
+		return
+	}
+	var version model.KnowledgeCardVersion
+	err = h.db.Transaction(func(tx *gorm.DB) error {
+		if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).Where("id = ? AND tenant_id = ?", id, p.TenantID).First(&card).Error; err != nil {
+			return err
+		}
+		var maxVersion int
+		if err := tx.Model(&model.KnowledgeCardVersion{}).Where("knowledge_card_id = ? AND tenant_id = ?", id, p.TenantID).Select("COALESCE(MAX(version), 0)").Scan(&maxVersion).Error; err != nil {
+			return err
+		}
+		if err := tx.Model(&model.KnowledgeCardVersion{}).Where("knowledge_card_id = ? AND tenant_id = ? AND status = ?", id, p.TenantID, "published").Update("status", "superseded").Error; err != nil {
+			return err
+		}
+		version = model.KnowledgeCardVersion{TenantID: p.TenantID, KnowledgeCardID: id, Version: maxVersion + 1, Content: datatypes.JSON(content), Status: "published"}
+		if err := tx.Create(&version).Error; err != nil {
+			return err
+		}
+		return tx.Model(&card).Updates(map[string]interface{}{"title": body.Title, "status": "published"}).Error
+	})
+	if err != nil {
+		response.Error(c, http.StatusInternalServerError, "UPDATE_FAILED", "更新知识卡失败")
+		return
+	}
+	_ = audit.Record(h.db, p, "update", "knowledge_card", id, gin.H{"version": version.Version})
+	response.OK(c, gin.H{"id": id, "title": body.Title, "version": version.Version, "content": datatypes.JSON(content)})
+}
+
+func (h *Handler) Versions(c *gin.Context) {
+	p, _ := auth.PrincipalFromContext(c)
+	id, err := strconv.ParseUint(c.Param("id"), 10, 64)
+	if err != nil || id == 0 {
+		response.Error(c, http.StatusBadRequest, "INVALID_ID", "知识卡 ID 不正确")
+		return
+	}
+	var card model.KnowledgeCard
+	if err := h.db.Where("id = ? AND tenant_id = ? AND status <> ?", id, p.TenantID, "archived").First(&card).Error; err != nil || !access.CanViewScenario(h.db, p, card.ScenarioID) {
+		response.Error(c, http.StatusNotFound, "NOT_FOUND", "知识卡不存在")
+		return
+	}
+	items := make([]model.KnowledgeCardVersion, 0)
+	if err := h.db.Where("knowledge_card_id = ? AND tenant_id = ?", id, p.TenantID).Order("version DESC").Find(&items).Error; err != nil {
+		response.Error(c, http.StatusInternalServerError, "QUERY_FAILED", "查询知识卡版本失败")
+		return
+	}
+	response.OK(c, gin.H{"items": items, "total": len(items)})
+}
+
 func (h *Handler) Create(c *gin.Context) {
 	p, _ := auth.PrincipalFromContext(c)
 	var body input
@@ -49,6 +130,10 @@ func (h *Handler) Create(c *gin.Context) {
 		response.Error(c, http.StatusBadRequest, "INVALID_ARGUMENT", "知识卡内容不完整")
 		return
 	}
+	if err := validateContent(body.Content); err != nil {
+		response.Error(c, http.StatusBadRequest, "INVALID_ARGUMENT", err.Error())
+		return
+	}
 	if !access.CanEditScenario(h.db, p, body.ScenarioID) {
 		response.Error(c, http.StatusNotFound, "NOT_FOUND", "场景不存在或不可编辑")
 		return
@@ -103,3 +188,18 @@ func (h *Handler) Delete(c *gin.Context) {
 	_ = audit.Record(h.db, p, "archive", "knowledge_card", id, nil)
 	response.OK(c, gin.H{"id": id})
 }
+
+func validateContent(content map[string]interface{}) error {
+	standard, ok := content["standard_copy"].(string)
+	if !ok || strings.TrimSpace(standard) == "" {
+		return errors.New("请填写标准话术")
+	}
+	for _, key := range []string{"forbidden_copy", "risk_note"} {
+		if value, exists := content[key]; exists {
+			if _, ok := value.(string); !ok {
+				return errors.New("知识卡文本字段格式不正确")
+			}
+		}
+	}
+	return nil
+}