217 lines
9.6 KiB
Python

import requests
from pxy_openai.assistants import OpenAIAssistant as OpenAIService # Import the assistant service
import logging
from .models import FacebookPageAssistant
from django.core.exceptions import ObjectDoesNotExist
from pxy_neo4j.neo4j_connector import Neo4jDatabase
logger = logging.getLogger(__name__)
class FacebookService:
"""
A service to interact with the Facebook Graph API.
"""
def __init__(self, user_access_token, facebook_api_version="v22.0"):
self.user_access_token = user_access_token
self.facebook_api_version = facebook_api_version
self.base_url = f"https://graph.facebook.com/{self.facebook_api_version}"
self.neo4j_db = Neo4jDatabase() # Initialize Neo4j connection
def get_system_user_id(self):
"""
Retrieves the system user ID using the user access token.
"""
try:
return '122106889202727657'
except requests.exceptions.RequestException as e:
logger.error(f"Error fetching system user ID: {e}")
return None
def get_page_access_token(self, page_id):
"""
Retrieves the Page Access Token for a specific Page ID.
"""
url = f"{self.base_url}/122106889202727657/accounts?access_token={self.user_access_token}"
try:
response = requests.get(url)
response.raise_for_status()
data = response.json()
if "data" in data:
for page in data["data"]:
if page.get("id") == str(page_id):
page_name = page.get("name", "Unknown")
access_token = page.get("access_token", "No Token")
logger.info(f"Retrieved access token for page {page_id}: {page_name}")
return access_token
logger.error(f"Error: Page ID {page_id} not found.")
else:
logger.error("Error: Unexpected response format from Facebook API.")
except requests.exceptions.RequestException as e:
logger.error(f"Error fetching Page Access Token: {e}")
return None
def post_comment_on_share(self, page_id, post_id, message):
"""
Posts a comment on a shared post using the Facebook API.
Fetches post details (description, parent_id) to improve the comment.
If parent_id exists, posts the same comment on the original post.
"""
# Retrieve the Page Access Token dynamically
page_access_token = self.get_page_access_token(page_id)
if not page_access_token:
logger.error(f"Unable to retrieve access token for page ID: {page_id}")
return None
# Fetch post details (description, parent_id)
post_details = self.get_post_details(post_id, page_access_token)
if not post_details:
logger.error(f"Failed to retrieve post details for post ID: {post_id}")
return None
description = post_details.get("description", "")
parent_id = post_details.get("parent_id", None)
# Fetch the appropriate OpenAI assistant for the page
try:
page_assistant = FacebookPageAssistant.objects.get(page_id=page_id)
openai_assistant_model = page_assistant.assistant
logger.info(f"Using assistant '{openai_assistant_model.name}' for page '{page_assistant.page_name}'")
except ObjectDoesNotExist:
logger.error(f"No assistant configured for page ID: {page_id}")
return None
# Generate a meaningful comment based on available data
if not message or message.strip() == "":
if description:
prompt = (
f"Dr. Dr. Ekaropolus previously said: '{description}'. "
"Based on this, write an insightful response in the most appropriate language that engages people in scientific discussion."
)
else:
prompt = "Say something truly inspiring about science, a fact or idea that will amaze people."
else:
if description:
prompt = (
f"Dr. Dr. Ekaropolus previously said: '{message}', "
f"and the shared post describes: '{description}'. "
"Combine these thoughts into an engaging, fun, and insightful response in the most appropriate language."
)
else:
prompt = f"Dr. Dr. Ekaropolus said: '{message}'. Expand on this with an insightful scientific thought."
openai_service = OpenAIService(name=openai_assistant_model.name)
bot_response = openai_service.handle_message(prompt)
# Post a comment on the shared post
shared_comment_response = self._post_facebook_comment(post_id, bot_response, page_access_token)
# If the comment on the shared post was successful, store in Neo4j
if shared_comment_response:
self.neo4j_db.store_interaction(
user_id=f"fb_bot_{page_id}",
bot_id=f"fb_bot_{page_id}",
user_message=description if description else "Shared post comment",
bot_response=bot_response,
platform="Facebook"
)
# If parent_id exists and the first comment was successful, post the same comment on the original post
if parent_id and shared_comment_response:
logger.info(f"Also commenting on the original post: {parent_id}")
original_comment_response = self._post_facebook_comment(parent_id, bot_response, page_access_token)
# If the comment on the original post was successful, store in Neo4j
if original_comment_response:
self.neo4j_db.store_interaction(
user_id=f"fb_bot_{page_id}",
bot_id=f"fb_bot_{page_id}",
user_message=description if description else "Original post comment",
bot_response=bot_response,
platform="Facebook (Original Post)"
)
return shared_comment_response
def get_post_details(self, post_id, access_token):
"""
Retrieves details of a post, including description and parent_id.
"""
url = f"{self.base_url}/{post_id}?fields=attachments.limit(10){{description,media,media_type,target,url}},parent_id&access_token={access_token}"
try:
response = requests.get(url)
response.raise_for_status()
data = response.json()
attachments = data.get("attachments", {}).get("data", [{}])
description = attachments[0].get("description", "") if attachments else ""
parent_id = data.get("parent_id", None)
return {"description": description, "parent_id": parent_id}
except requests.exceptions.RequestException as e:
logger.error(f"Failed to fetch post details for {post_id}. Error: {e}")
return {}
def _post_facebook_comment(self, post_id, message, access_token):
"""
Helper function to post a comment to a specific post.
"""
url = f"{self.base_url}/{post_id}/comments"
payload = {"message": message, "access_token": access_token}
try:
response = requests.post(url, data=payload)
response.raise_for_status()
logger.info(f"Posted a comment on post ID: {post_id}")
return response.json()
except requests.exceptions.RequestException as e:
logger.error(f"Failed to comment on post ID: {post_id}. Error: {e}")
return None
def reply_to_comment(self, page_id, comment_id, message):
"""
Replies to a specific comment using the Facebook API and OpenAI Assistant.
"""
# Retrieve the Page Access Token dynamically
page_access_token = self.get_page_access_token(page_id)
if not page_access_token:
logger.error(f"Unable to retrieve access token for page ID: {page_id}")
return None
# Fetch the appropriate OpenAI assistant for the page
try:
page_assistant = FacebookPageAssistant.objects.get(page_id=page_id)
openai_assistant_model = page_assistant.assistant
logger.info(f"Using assistant '{openai_assistant_model.name}' for page '{page_assistant.page_name}'")
except ObjectDoesNotExist:
logger.error(f"No assistant configured for page ID: {page_id}")
return None
# Use a default message if the received message is empty
if not message or message.strip() == "":
message = "Thank you for sharing this comment! What do you think about it?"
openai_service = OpenAIService(name=openai_assistant_model.name) # Pass the model's name to the service
bot_response = openai_service.handle_message(message)
# Send the response to Facebook
url = f"{self.base_url}/{comment_id}/comments"
payload = {"message": bot_response, "access_token": page_access_token}
try:
response = requests.post(url, data=payload)
response.raise_for_status()
logger.info(f"Replied to comment ID: {comment_id}")
# Store the interaction in Neo4j
self.neo4j_db.store_interaction(
user_id=f"fb_user_{comment_id}",
bot_id=f"fb_bot_{page_id}",
user_message=message,
bot_response=bot_response,
platform="Facebook"
)
return response.json()
except requests.exceptions.RequestException as e:
logger.error(f"Failed to reply to comment ID: {comment_id}. Error: {e}")
return None