修复存会话背景问题

dao/im.go

@@ -2,7 +2,9 @@ package dao
 
 import (
 	"StuAcaWorksAI/proto"
+	"encoding/json"
 	"gorm.io/gorm"
+	"log"
 )
 
 type Session struct {
@@ -57,10 +59,15 @@ func FindSessionByUserID(userID int) []Session {
 // 更新会话的名字
 func UpdateSessionByID(id int, userId int, name string, context []int) error {
 	var res *gorm.DB
+	contextJson, err := json.Marshal(context)
+	if err != nil {
+		log.Println("update session json marshal error:", err)
+	}
+
 	if proto.Config.SERVER_SQL_LOG {
-		res = DB.Debug().Model(&Session{}).Where("id = ? AND user_id = ?", id, userId).Updates(Session{Name: name, Context: context})
+		res = DB.Debug().Model(&Session{}).Where("id = ? AND user_id = ?", id, userId).Updates(Session{Name: name}).Update("context", contextJson)
 	} else {
-		res = DB.Model(&Session{}).Where("id = ? AND user_id = ?", id, userId).Updates(Session{Name: name, Context: context})
+		res = DB.Model(&Session{}).Where("id = ? AND user_id = ?", id, userId).Updates(Session{Name: name, Context: nil}).Update("context", contextJson)
 	}
 	return res.Error
 }