mirror of
https://github.com/open-webui/open-webui
synced 2024-12-26 05:42:05 +00:00
133 lines
3.2 KiB
Python
133 lines
3.2 KiB
Python
from pydantic import BaseModel
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from peewee import *
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from playhouse.shortcuts import model_to_dict
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from typing import List, Union, Optional
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from apps.webui.internal.db import DB
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from apps.webui.models.chats import Chats
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import time
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import uuid
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####################
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# Memory DB Schema
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####################
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class Memory(Model):
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id = CharField(unique=True)
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user_id = CharField()
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content = TextField()
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updated_at = BigIntegerField()
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created_at = BigIntegerField()
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class Meta:
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database = DB
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class MemoryModel(BaseModel):
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id: str
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user_id: str
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content: str
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updated_at: int # timestamp in epoch
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created_at: int # timestamp in epoch
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####################
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# Forms
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####################
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class MemoriesTable:
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def __init__(self, db):
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self.db = db
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self.db.create_tables([Memory])
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def insert_new_memory(
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self,
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user_id: str,
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content: str,
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) -> Optional[MemoryModel]:
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id = str(uuid.uuid4())
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memory = MemoryModel(
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**{
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"id": id,
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"user_id": user_id,
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"content": content,
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"created_at": int(time.time()),
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"updated_at": int(time.time()),
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}
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)
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result = Memory.create(**memory.model_dump())
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if result:
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return memory
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else:
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return None
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def update_memory_by_id(
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self,
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id: str,
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content: str,
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) -> Optional[MemoryModel]:
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try:
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memory = Memory.get(Memory.id == id)
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memory.content = content
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memory.updated_at = int(time.time())
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memory.save()
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return MemoryModel(**model_to_dict(memory))
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except:
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return None
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def get_memories(self) -> List[MemoryModel]:
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try:
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memories = Memory.select()
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return [MemoryModel(**model_to_dict(memory)) for memory in memories]
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except:
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return None
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def get_memories_by_user_id(self, user_id: str) -> List[MemoryModel]:
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try:
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memories = Memory.select().where(Memory.user_id == user_id)
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return [MemoryModel(**model_to_dict(memory)) for memory in memories]
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except:
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return None
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def get_memory_by_id(self, id) -> Optional[MemoryModel]:
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try:
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memory = Memory.get(Memory.id == id)
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return MemoryModel(**model_to_dict(memory))
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except:
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return None
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def delete_memory_by_id(self, id: str) -> bool:
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try:
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query = Memory.delete().where(Memory.id == id)
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query.execute() # Remove the rows, return number of rows removed.
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return True
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except:
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return False
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def delete_memories_by_user_id(self, user_id: str) -> bool:
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try:
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query = Memory.delete().where(Memory.user_id == user_id)
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query.execute()
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return True
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except:
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return False
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def delete_memory_by_id_and_user_id(self, id: str, user_id: str) -> bool:
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try:
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query = Memory.delete().where(Memory.id == id, Memory.user_id == user_id)
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query.execute()
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return True
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except:
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return False
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Memories = MemoriesTable(DB)
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