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import asyncio | ||
import os | ||
import uuid | ||
from typing import List | ||
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from dotenv import load_dotenv | ||
from langchain_core.output_parsers import NumberedListOutputParser | ||
from langchain_core.prompts import ( | ||
ChatPromptTemplate, | ||
SystemMessagePromptTemplate, | ||
load_prompt, | ||
) | ||
from langchain_openai import ChatOpenAI | ||
from realtime.connection import Socket | ||
from sqlalchemy import select | ||
from sqlalchemy.orm import selectinload | ||
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from . import crud, models, schemas | ||
from .db import SessionLocal | ||
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load_dotenv() | ||
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SUPABASE_ID = os.getenv("SUPABASE_ID") | ||
SUPABASE_API_KEY = os.getenv("SUPABASE_API_KEY") | ||
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llm = ChatOpenAI(model_name="gpt-4") | ||
output_parser = NumberedListOutputParser() | ||
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SYSTEM_DERIVE_FACTS = load_prompt( | ||
os.path.join(os.path.dirname(__file__), "prompts/derive_facts.yaml") | ||
) | ||
SYSTEM_CHECK_DUPS = load_prompt( | ||
os.path.join(os.path.dirname(__file__), "prompts/check_dup_facts.yaml") | ||
) | ||
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system_check_dups: SystemMessagePromptTemplate = SystemMessagePromptTemplate( | ||
prompt=SYSTEM_CHECK_DUPS | ||
) | ||
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system_derive_facts: SystemMessagePromptTemplate = SystemMessagePromptTemplate( | ||
prompt=SYSTEM_DERIVE_FACTS | ||
) | ||
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async def callback(payload): | ||
# print(payload["record"]["is_user"]) | ||
# print(type(payload["record"]["is_user"])) | ||
if payload["record"]["is_user"]: # Check if the message is from a user | ||
session_id = payload["record"]["session_id"] | ||
message_id = payload["record"]["id"] | ||
content = payload["record"]["content"] | ||
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# Example of querying for a user_id based on session_id, adjust according to your schema | ||
session: models.Session | ||
user_id: uuid.UUID | ||
app_id: uuid.UUID | ||
async with SessionLocal() as db: | ||
stmt = ( | ||
select(models.Session) | ||
.join(models.Session.messages) | ||
.where(models.Message.id == message_id) | ||
.where(models.Session.id == session_id) | ||
.options(selectinload(models.Session.user)) | ||
) | ||
result = await db.execute(stmt) | ||
session = result.scalars().one() | ||
user = session.user | ||
user_id = user.id | ||
app_id = user.app_id | ||
collection: models.Collection | ||
async with SessionLocal() as db: | ||
collection = await crud.get_collection_by_name( | ||
db, app_id, user_id, "honcho" | ||
) | ||
if collection is None: | ||
collection_create = schemas.CollectionCreate(name="honcho", metadata={}) | ||
collection = await crud.create_collection( | ||
db, | ||
collection=collection_create, | ||
app_id=app_id, | ||
user_id=user_id, | ||
) | ||
collection_id = collection.id | ||
await process_user_message( | ||
content, app_id, user_id, session_id, collection_id, message_id | ||
) | ||
return | ||
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async def process_user_message( | ||
content: str, | ||
app_id: uuid.UUID, | ||
user_id: uuid.UUID, | ||
session_id: uuid.UUID, | ||
collection_id: uuid.UUID, | ||
message_id: uuid.UUID, | ||
): | ||
# TODO get messages for the session | ||
async with SessionLocal() as db: | ||
messages_stmt = await crud.get_messages( | ||
db=db, app_id=app_id, user_id=user_id, session_id=session_id, reverse=True | ||
) | ||
messages_stmt = messages_stmt.limit(10) | ||
response = await db.execute(messages_stmt) | ||
messages = response.scalars().all() | ||
messages = messages[::-1] | ||
contents = [m.content for m in messages] | ||
# print(contents) | ||
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facts = await derive_facts(messages, content) | ||
print("===================") | ||
print(f"DERIVED FACTS: {facts}") | ||
print("===================") | ||
new_facts = await check_dups(app_id, user_id, collection_id, facts) | ||
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print("===================") | ||
print(f"CHECKED FOR DUPLICATES: {new_facts}") | ||
print("===================") | ||
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for fact in new_facts: | ||
create_document = schemas.DocumentCreate(content=fact) | ||
async with SessionLocal() as db: | ||
doc = await crud.create_document( | ||
db, | ||
document=create_document, | ||
app_id=app_id, | ||
user_id=user_id, | ||
collection_id=collection_id, | ||
) | ||
print(f"Returned Document: {doc}") | ||
# doc = crud.create_document(content=fact) | ||
# for fact in new_facts: | ||
# session.create_metamessage( | ||
# message=user_message, metamessage_type="fact", content=fact | ||
# ) | ||
# print(f"Created fact: {fact}") | ||
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async def derive_facts(chat_history, input: str) -> List[str]: | ||
"""Derive facts from the user input""" | ||
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fact_derivation = ChatPromptTemplate.from_messages([system_derive_facts]) | ||
chain = fact_derivation | llm | ||
response = await chain.ainvoke( | ||
{ | ||
"chat_history": [ | ||
( | ||
"user: " + message.content | ||
if message.is_user | ||
else "ai: " + message.content | ||
) | ||
for message in chat_history | ||
], | ||
"user_input": input, | ||
} | ||
) | ||
facts = output_parser.parse(response.content) | ||
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return facts | ||
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async def check_dups( | ||
app_id: uuid.UUID, user_id: uuid.UUID, collection_id: uuid.UUID, facts: List[str] | ||
): | ||
"""Check that we're not storing duplicate facts""" | ||
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check_duplication = ChatPromptTemplate.from_messages([system_check_dups]) | ||
query = " ".join(facts) | ||
result = None | ||
async with SessionLocal() as db: | ||
result = await crud.query_documents( | ||
db=db, | ||
app_id=app_id, | ||
user_id=user_id, | ||
collection_id=collection_id, | ||
query=query, | ||
top_k=10, | ||
) | ||
# result = collection.query(query=query, top_k=10) | ||
existing_facts = [document.content for document in result] | ||
print("===================") | ||
print(f"Existing Facts {existing_facts}") | ||
print("===================") | ||
if len(existing_facts) == 0: | ||
return facts | ||
chain = check_duplication | llm | ||
response = await chain.ainvoke({"existing_facts": existing_facts, "facts": facts}) | ||
new_facts = output_parser.parse(response.content) | ||
print("===================") | ||
print(f"New Facts {facts}") | ||
print("===================") | ||
return new_facts | ||
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if __name__ == "__main__": | ||
URL = f"wss://{SUPABASE_ID}.supabase.co/realtime/v1/websocket?apikey={SUPABASE_API_KEY}&vsn=1.0.0" | ||
# URL = f"ws://127.0.0.1:54321/realtime/v1/websocket?apikey={SUPABASE_API_KEY}" # For local Supabase | ||
s = Socket(URL) | ||
s.connect() | ||
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channel = s.set_channel("realtime:public:messages") | ||
channel.join().on("INSERT", lambda payload: asyncio.create_task(callback(payload))) | ||
s.listen() |
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