From 226202d6eee6480f3386c6295be26fad42940cc8 Mon Sep 17 00:00:00 2001
From: zhaoqingang <zhaoqg0118@163.com>
Date: 星期五, 28 三月 2025 09:41:39 +0800
Subject: [PATCH] 知识库分享,历史记录文件

---
 app/service/knowledge.py |  146 +++++++++++++++++++++++++++++++++++++++++++-----
 1 files changed, 131 insertions(+), 15 deletions(-)

diff --git a/app/service/knowledge.py b/app/service/knowledge.py
index c9c89b4..880b68b 100644
--- a/app/service/knowledge.py
+++ b/app/service/knowledge.py
@@ -1,23 +1,139 @@
-from app.models import KnowledgeModel, GroupModel
+from datetime import datetime
+
+from sqlalchemy import or_
+
+from app.models import KnowledgeModel, group_knowledge_table, KnowledgeUserModel
 from app.models.user_model import UserModel
 from Log import logger
+from app.task.fetch_agent import get_one_from_ragflow_knowledge
 
 
-async def get_knowledge_list(db, role, user_id):
-    if role == "admin":
-        kld_list = db.query(KnowledgeModel).all()
-    else:
-        user = db.query(UserModel).filter(UserModel.id == user_id).first()
+async def get_knowledge_list(db, user_id, keyword, page_size, page_index, status, knowledge, location):
+    user = db.query(UserModel).filter(UserModel.id == user_id).first()
+    if user is None:
+        return {"rows": []}
+    query = db.query(KnowledgeModel).filter(KnowledgeModel.knowledge_type==knowledge)
+    if user.permission != "admin":
+        klg_list = [j.id for i in user.groups for j in i.knowledges]
+        for i in db.query(KnowledgeUserModel).filter(KnowledgeUserModel.user_id == user_id, KnowledgeUserModel.status == 1).all():
+            if i.kb_id not in klg_list:
+                klg_list.append(i.kb_id)
+        query = query.filter(or_(KnowledgeModel.id.in_(klg_list), KnowledgeModel.tenant_id == str(user_id)))
 
-        group_list = [i.id for i in user.groups]
+        if location:
+            query = query.filter(or_(KnowledgeModel.permission == "team", KnowledgeModel.tenant_id == str(user_id)))
 
-        kld_list = db.query(KnowledgeModel).filter(KnowledgeModel.tenant_id == user_id).all()
-        kld_set = set([i.id for i in kld_list])
-        for group in db.query(GroupModel).filter(GroupModel.id.in_(group_list)).all():
-            for k in group.knowledges:
-                if k.id not in kld_set:
-                    kld_list.append(k)
-                    kld_set.add(k.id)
+    if keyword:
+        query = query.filter(KnowledgeModel.name.like('%{}%'.format(keyword)))
+    total = query.count()
+    if page_size:
+        query = query.order_by(KnowledgeModel.update_date.desc()).limit(page_size).offset((page_index - 1) * page_size)
+    return {"total":  total, "rows": [kld.to_json(str(user_id) if user.permission != "admin" else "admin") for kld in query.all()]}
 
-    return {"rows": [kld.to_json() for kld in kld_list]}
 
+async def create_knowledge_service(db, klg_id, name, description, icon, klg_type, user_id):
+    try:
+        dialog_model = KnowledgeModel(id=klg_id,name=name, description=description,icon=icon, knowledge_type=klg_type, tenant_id=user_id,update_date=datetime.now(),create_date=datetime.now())
+        db.add(dialog_model)
+        kb_user = KnowledgeUserModel(kb_id=klg_id, user_id=user_id, status=1, update_date=datetime.now(),
+                                     create_date=datetime.now())
+        db.add(kb_user)
+        db.commit()
+        db.refresh(dialog_model)
+    except Exception as e:
+        logger.error(e)
+        db.rollback()
+        return False
+    return True
+
+
+async def sync_knowledge_service(db, klg_id):
+    knowledge = db.query(KnowledgeModel).filter(KnowledgeModel.id == klg_id).first()
+    if knowledge:
+        try:
+            app_knowledge = get_one_from_ragflow_knowledge(klg_id)
+            if app_knowledge:
+                knowledge.name = app_knowledge["name"]
+                knowledge.description = app_knowledge["description"]
+                knowledge.permission = app_knowledge["permission"]
+                knowledge.documents = app_knowledge["doc_num"]
+                knowledge.status = app_knowledge["status"]
+                knowledge.embd_id = app_knowledge["embd_id"]
+                knowledge.update_date = datetime.now()
+                db.add(knowledge)
+                db.commit()
+                db.refresh(knowledge)
+        except Exception as e:
+            logger.error(e)
+            db.rollback()
+            return False
+        return True
+
+
+async def delete_knowledge_service(db, klg_id):
+
+    try:
+        db.query(KnowledgeModel).filter(KnowledgeModel.id==klg_id).delete()
+        db.commit()
+    except Exception as e:
+        logger.error(e)
+        db.rollback()
+        return False
+    return True
+
+
+
+async def update_knowledge_icon_service(db, klg_id, icon):
+    try:
+        db.query(KnowledgeModel).filter_by(id=klg_id).update({"icon":icon, "update_date": datetime.now()})
+        db.commit()
+    except Exception as e:
+        logger.error(e)
+        db.rollback()
+        return False
+    return True
+
+
+
+async def get_knowledge_users_service(db, kb_id, user_id, page, page_size, member):
+    kb_user_list = []
+    user_ids = []
+    kb_info = db.query(KnowledgeModel).filter(KnowledgeModel.id == kb_id).first()
+    query = db.query(KnowledgeUserModel).filter(KnowledgeUserModel.kb_id == kb_id)
+    if member:
+        query = query.filter(KnowledgeUserModel.user_id != user_id)
+    total = query.count()
+
+    for kld in query.limit(page_size).offset((page - 1) * page_size).all():
+        user_ids.append(kld.user_id)
+        print(kb_info.tenant_id)
+        kb_user_list.append(kld.to_json(kb_info.tenant_id))
+    user = {i.id: i.username for i in db.query(UserModel).filter(UserModel.id.in_(user_ids)).all()}
+    for kld in kb_user_list:
+        kld["username"] = user.get(kld["user_id"], "")
+    return {"total": total, "rows": kb_user_list}
+
+
+async def set_knowledge_owner_service(db, kb_id, user_id, u_id):
+    try:
+        db.query(KnowledgeModel).filter_by(id=kb_id).update({"tenant_id": str(user_id), "update_date": datetime.now()})
+        db.commit()
+    except Exception as e:
+        logger.error(e)
+        db.rollback()
+        return False
+    return True
+
+
+async def add_knowledge_user_service(db, kb_id, user_id):
+    try:
+
+        kb_user = KnowledgeUserModel(kb_id=kb_id, user_id=user_id, status=1, update_date=datetime.now(),
+                                     create_date=datetime.now())
+        db.add(kb_user)
+        db.commit()
+    except Exception as e:
+        logger.error(e)
+        db.rollback()
+        return False
+    return True
\ No newline at end of file

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