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