open-webui/backend/apps/webui/models/chats.py
2024-06-27 07:48:08 +02:00

325 lines
9.5 KiB
Python

from pydantic import BaseModel, ConfigDict
from typing import List, Union, Optional
import json
import uuid
import time
from sqlalchemy import Column, String, BigInteger, Boolean, Text
from apps.webui.internal.db import Base, Session
####################
# Chat DB Schema
####################
class Chat(Base):
__tablename__ = "chat"
id = Column(String, primary_key=True)
user_id = Column(String)
title = Column(Text)
chat = Column(Text) # Save Chat JSON as Text
created_at = Column(BigInteger)
updated_at = Column(BigInteger)
share_id = Column(Text, unique=True, nullable=True)
archived = Column(Boolean, default=False)
class ChatModel(BaseModel):
model_config = ConfigDict(from_attributes=True)
id: str
user_id: str
title: str
chat: str
created_at: int # timestamp in epoch
updated_at: int # timestamp in epoch
share_id: Optional[str] = None
archived: bool = False
####################
# Forms
####################
class ChatForm(BaseModel):
chat: dict
class ChatTitleForm(BaseModel):
title: str
class ChatResponse(BaseModel):
id: str
user_id: str
title: str
chat: dict
updated_at: int # timestamp in epoch
created_at: int # timestamp in epoch
share_id: Optional[str] = None # id of the chat to be shared
archived: bool
class ChatTitleIdResponse(BaseModel):
id: str
title: str
updated_at: int
created_at: int
class ChatTable:
def insert_new_chat(self, user_id: str, form_data: ChatForm) -> Optional[ChatModel]:
id = str(uuid.uuid4())
chat = ChatModel(
**{
"id": id,
"user_id": user_id,
"title": (
form_data.chat["title"]
if "title" in form_data.chat
else "New Chat"
),
"chat": json.dumps(form_data.chat),
"created_at": int(time.time()),
"updated_at": int(time.time()),
}
)
result = Chat(**chat.model_dump())
Session.add(result)
Session.commit()
Session.refresh(result)
return ChatModel.model_validate(result) if result else None
def update_chat_by_id(self, id: str, chat: dict) -> Optional[ChatModel]:
try:
chat_obj = Session.get(Chat, id)
chat_obj.chat = json.dumps(chat)
chat_obj.title = chat["title"] if "title" in chat else "New Chat"
chat_obj.updated_at = int(time.time())
Session.commit()
Session.refresh(chat_obj)
return ChatModel.model_validate(chat_obj)
except Exception as e:
return None
def insert_shared_chat_by_chat_id(self, chat_id: str) -> Optional[ChatModel]:
# Get the existing chat to share
chat = Session.get(Chat, chat_id)
# Check if the chat is already shared
if chat.share_id:
return self.get_chat_by_id_and_user_id(chat.share_id, "shared")
# Create a new chat with the same data, but with a new ID
shared_chat = ChatModel(
**{
"id": str(uuid.uuid4()),
"user_id": f"shared-{chat_id}",
"title": chat.title,
"chat": chat.chat,
"created_at": chat.created_at,
"updated_at": int(time.time()),
}
)
shared_result = Chat(**shared_chat.model_dump())
Session.add(shared_result)
Session.commit()
Session.refresh(shared_result)
# Update the original chat with the share_id
result = (
Session.query(Chat)
.filter_by(id=chat_id)
.update({"share_id": shared_chat.id})
)
return shared_chat if (shared_result and result) else None
def update_shared_chat_by_chat_id(self, chat_id: str) -> Optional[ChatModel]:
try:
print("update_shared_chat_by_id")
chat = Session.get(Chat, chat_id)
print(chat)
chat.title = chat.title
chat.chat = chat.chat
Session.commit()
Session.refresh(chat)
return self.get_chat_by_id(chat.share_id)
except:
return None
def delete_shared_chat_by_chat_id(self, chat_id: str) -> bool:
try:
Session.query(Chat).filter_by(user_id=f"shared-{chat_id}").delete()
return True
except:
return False
def update_chat_share_id_by_id(
self, id: str, share_id: Optional[str]
) -> Optional[ChatModel]:
try:
chat = Session.get(Chat, id)
chat.share_id = share_id
Session.commit()
Session.refresh(chat)
return ChatModel.model_validate(chat)
except:
return None
def toggle_chat_archive_by_id(self, id: str) -> Optional[ChatModel]:
try:
chat = Session.get(Chat, id)
chat.archived = not chat.archived
Session.commit()
Session.refresh(chat)
return ChatModel.model_validate(chat)
except:
return None
def archive_all_chats_by_user_id(self, user_id: str) -> bool:
try:
Session.query(Chat).filter_by(user_id=user_id).update({"archived": True})
return True
except:
return False
def get_archived_chat_list_by_user_id(
self, user_id: str, skip: int = 0, limit: int = 50
) -> List[ChatModel]:
all_chats = (
Session.query(Chat)
.filter_by(user_id=user_id, archived=True)
.order_by(Chat.updated_at.desc())
# .limit(limit).offset(skip)
.all()
)
return [ChatModel.model_validate(chat) for chat in all_chats]
def get_chat_list_by_user_id(
self,
user_id: str,
include_archived: bool = False,
skip: int = 0,
limit: int = 50,
) -> List[ChatModel]:
query = Session.query(Chat).filter_by(user_id=user_id)
if not include_archived:
query = query.filter_by(archived=False)
all_chats = (
query.order_by(Chat.updated_at.desc())
# .limit(limit).offset(skip)
.all()
)
return [ChatModel.model_validate(chat) for chat in all_chats]
def get_chat_list_by_chat_ids(
self, chat_ids: List[str], skip: int = 0, limit: int = 50
) -> List[ChatModel]:
all_chats = (
Session.query(Chat)
.filter(Chat.id.in_(chat_ids))
.filter_by(archived=False)
.order_by(Chat.updated_at.desc())
.all()
)
return [ChatModel.model_validate(chat) for chat in all_chats]
def get_chat_by_id(self, id: str) -> Optional[ChatModel]:
try:
chat = Session.get(Chat, id)
return ChatModel.model_validate(chat)
except:
return None
def get_chat_by_share_id(self, id: str) -> Optional[ChatModel]:
try:
chat = Session.query(Chat).filter_by(share_id=id).first()
if chat:
return self.get_chat_by_id(id)
else:
return None
except Exception as e:
return None
def get_chat_by_id_and_user_id(self, id: str, user_id: str) -> Optional[ChatModel]:
try:
chat = Session.query(Chat).filter_by(id=id, user_id=user_id).first()
return ChatModel.model_validate(chat)
except:
return None
def get_chats(self, skip: int = 0, limit: int = 50) -> List[ChatModel]:
all_chats = (
Session.query(Chat)
# .limit(limit).offset(skip)
.order_by(Chat.updated_at.desc())
)
return [ChatModel.model_validate(chat) for chat in all_chats]
def get_chats_by_user_id(self, user_id: str) -> List[ChatModel]:
all_chats = (
Session.query(Chat)
.filter_by(user_id=user_id)
.order_by(Chat.updated_at.desc())
)
return [ChatModel.model_validate(chat) for chat in all_chats]
def get_archived_chats_by_user_id(self, user_id: str) -> List[ChatModel]:
all_chats = (
Session.query(Chat)
.filter_by(user_id=user_id, archived=True)
.order_by(Chat.updated_at.desc())
)
return [ChatModel.model_validate(chat) for chat in all_chats]
def delete_chat_by_id(self, id: str) -> bool:
try:
Session.query(Chat).filter_by(id=id).delete()
return True and self.delete_shared_chat_by_chat_id(id)
except:
return False
def delete_chat_by_id_and_user_id(self, id: str, user_id: str) -> bool:
try:
Session.query(Chat).filter_by(id=id, user_id=user_id).delete()
return True and self.delete_shared_chat_by_chat_id(id)
except:
return False
def delete_chats_by_user_id(self, user_id: str) -> bool:
try:
self.delete_shared_chats_by_user_id(user_id)
Session.query(Chat).filter_by(user_id=user_id).delete()
return True
except:
return False
def delete_shared_chats_by_user_id(self, user_id: str) -> bool:
try:
chats_by_user = Session.query(Chat).filter_by(user_id=user_id).all()
shared_chat_ids = [f"shared-{chat.id}" for chat in chats_by_user]
Session.query(Chat).filter(Chat.user_id.in_(shared_chat_ids)).delete()
return True
except:
return False
Chats = ChatTable()