Update reccomendation.py

reccomendation.py

@@ -1,957 +1,3 @@
-# import pandas as pd
-# import requests
-# from pydantic import BaseModel, Field
-# from typing import List, Tuple, Optional
-# from langchain_openai import ChatOpenAI
-# from langchain_core.prompts import ChatPromptTemplate
-# import os
-# from fastapi import FastAPI, UploadFile, File, Form, HTTPException, Depends, Header, Request
-# from fastapi.responses import JSONResponse
-# from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
-# from fastapi.middleware.cors import CORSMiddleware
-# import json
-# import tempfile
-# import shutil
-# import PyPDF2
-# from dotenv import load_dotenv
-# import pdfplumber
-# import re
-# from db import *
-# import time
-# import asyncio
-# from contextlib import asynccontextmanager
-# import logging
-# from sqlalchemy.pool import NullPool
-
-# # Load environment variables
-# load_dotenv()
-
-# # Configure logging for Cloud Run
-# logging.basicConfig(
-#     level=logging.INFO,
-#     format='%(asctime)s - %(name)s - %(levelname)s - %(message)s'
-# )
-# logger = logging.getLogger(__name__)
-
-# # Global variable to store access token
-# access_token = None
-
-# # Startup/shutdown events
-# @asynccontextmanager
-# async def lifespan(app: FastAPI):
-#     # Startup
-#     logger.info("Starting up Job Recommendation API...")
-#     # You can initialize connection pools here if needed
-#     yield
-#     # Shutdown
-#     logger.info("Shutting down Job Recommendation API...")
-#     # Close any open connections here
-
-# # Initialize FastAPI app with lifespan
-# app = FastAPI(
-#     title="Job Recommendation API",
-#     description="API for processing resumes and recommending jobs",
-#     lifespan=lifespan
-# )
-
-# # Add CORS middleware for cloud deployment
-# app.add_middleware(
-#     CORSMiddleware,
-#     allow_origins=["*"],  # Configure based on your needs
-#     allow_credentials=True,
-#     allow_methods=["*"],
-#     allow_headers=["*"],
-# )
-
-# # Add request ID middleware for better tracing
-# @app.middleware("http")
-# async def add_request_id(request: Request, call_next):
-#     request_id = f"{time.time()}-{request.client.host}"
-#     request.state.request_id = request_id
-    
-#     # Log the request
-#     logger.info(f"Request ID: {request_id} - {request.method} {request.url.path}")
-    
-#     try:
-#         response = await call_next(request)
-#         response.headers["X-Request-ID"] = request_id
-#         return response
-#     except Exception as e:
-#         logger.error(f"Request ID: {request_id} - Error: {str(e)}")
-#         raise
-
-# # Security configuration
-# API_KEY = os.getenv("API_KEY")
-# security = HTTPBearer()
-
-# def verify_api_key(credentials: HTTPAuthorizationCredentials = Depends(security)):
-#     """
-#     Verify the API key from the Authorization header
-#     """
-#     if not API_KEY:
-#         logger.error("API key not configured")
-#         raise HTTPException(
-#             status_code=500,
-#             detail="API key not configured",
-#         )
-    
-#     if credentials.credentials != API_KEY:
-#         logger.warning("Invalid API key attempt")
-#         raise HTTPException(
-#             status_code=401,
-#             detail="Invalid API key",
-#             headers={"WWW-Authenticate": "Bearer"},
-#         )
-#     return credentials.credentials
-
-# # Initialize OpenAI client with error handling
-# try:
-#     llm = ChatOpenAI(
-#         model="gpt-4o-mini",
-#         temperature=0,
-#         api_key=os.getenv("OPENAI_API_KEY")
-#     )
-#     logger.info("OpenAI client initialized successfully")
-# except Exception as e:
-#     logger.error(f"Failed to initialize OpenAI client: {e}")
-#     raise
-
-# # Initialize database engine with connection pooling suitable for Cloud Run
-# def get_engine():
-#     """
-#     Get database engine with NullPool for Cloud Run
-#     """
-#     try:
-#         conn_string = f"postgresql://{DB_PARAMS['user']}:{DB_PARAMS['password']}@{DB_PARAMS['host']}:{DB_PARAMS['port']}/{DB_PARAMS['dbname']}"
-#         # Use NullPool for Cloud Run to avoid connection issues
-#         engine = create_engine(conn_string, poolclass=NullPool, pool_pre_ping=True)
-#         logger.info("Database engine created successfully")
-#         return engine
-#     except Exception as e:
-#         logger.error(f"Failed to create database engine: {e}")
-#         raise
-
-# # Initialize database engine
-# engine = get_engine()
-
-# def get_access_token():
-#     """
-#     Get access token for the external API with better error handling
-#     """
-#     global access_token
-    
-#     # If we already have a token, return it
-#     if access_token:
-#         return access_token
-    
-#     try:
-#         login_url = "https://fitscore-agent-535960463668.us-central1.run.app/auth/login"
-#         login_data = {
-#             "email": "[email protected]",
-#             "password": "Password@123"
-#         }
-#         login_headers = {
-#             'accept': 'application/json',
-#             'Content-Type': 'application/json'
-#         }
-        
-#         # Add timeout to prevent hanging
-#         login_response = requests.post(login_url, headers=login_headers, json=login_data, timeout=30)
-        
-#         if login_response.status_code == 200:
-#             login_result = login_response.json()
-#             access_token = login_result.get('data', {}).get('tokens', {}).get('accessToken')
-#             if access_token:
-#                 logger.info("Successfully obtained access token")
-#                 return access_token
-#             else:
-#                 logger.error("Login successful but no access token found in response")
-#                 return None
-#         else:
-#             logger.error(f"Login failed with status {login_response.status_code}: {login_response.text}")
-#             return None
-#     except requests.exceptions.Timeout:
-#         logger.error("Login request timed out")
-#         return None
-#     except requests.exceptions.RequestException as e:
-#         logger.error(f"Network error during login: {e}")
-#         return None
-#     except Exception as e:
-#         logger.error(f"Unexpected error getting access token: {e}")
-#         return None
-
-# class structure(BaseModel):
-#     name: str = Field(description="Name of the candidate")
-#     location: str = Field(description="The location of the candidate. Extract city and state if possible.")
-#     skills: List[str] = Field(description="List of individual skills of the candidate")
-#     ideal_jobs: str = Field(description="List of ideal jobs for the candidate based on past experience.")
-#     email: str = Field(description="The email of the candidate")
-#     yoe: str = Field(description="Years of experience of the candidate.")
-#     experience: str = Field(description="A brief summary of the candidate's past experience.")
-#     industry: str = Field(description="The industry the candidate has experience in.(Tech,Legal,Finance/Accounting,Healthcare,Industrial,Logistics,Telecom,Admin,Other)")
-
-# class JobAnalysis(BaseModel):
-#     job_title: str
-#     company_name: str
-#     analysis: dict
-
-# def extract_text_from_pdf(pdf_file_path: str) -> str:
-#     """
-#     Extract text from PDF file using multiple methods for better accuracy
-#     """
-#     text = ""
-    
-#     # Method 1: Try pdfplumber (better for complex layouts)
-#     try:
-#         with pdfplumber.open(pdf_file_path) as pdf:
-#             for page in pdf.pages:
-#                 page_text = page.extract_text()
-#                 if page_text:
-#                     text += page_text + "\n"
-#         if text.strip():
-#             logger.info(f"Successfully extracted text using pdfplumber: {len(text)} characters")
-#             return text.strip()
-#     except Exception as e:
-#         logger.warning(f"pdfplumber failed: {e}")
-    
-#     # Method 2: Try PyPDF2 (fallback)
-#     try:
-#         with open(pdf_file_path, 'rb') as file:
-#             pdf_reader = PyPDF2.PdfReader(file)
-#             for page in pdf_reader.pages:
-#                 page_text = page.extract_text()
-#                 if page_text:
-#                     text += page_text + "\n"
-#         if text.strip():
-#             logger.info(f"Successfully extracted text using PyPDF2: {len(text)} characters")
-#             return text.strip()
-#     except Exception as e:
-#         logger.error(f"PyPDF2 failed: {e}")
-    
-#     # If both methods fail, return empty string
-#     logger.error("Failed to extract text from PDF")
-#     return ""
-
-# def extract_resume_info(resume_text: str) -> structure:
-#     """
-#     Extract structured information from resume using LLM
-#     """
-#     prompt = ChatPromptTemplate.from_template("""
-#     You are an expert resume parser. Extract the following information from the resume text provided and return it in a structured JSON format.
-    
-#     Resume Text:
-#     {resume_text}
-    
-#     Please extract and structure the information according to the following schema:
-#     - name: Full name of the candidate
-#     - location: City and state if available, otherwise general location
-#     - skills: List of technical skills, tools, technologies, programming languages, etc.
-#     - ideal_jobs: Based on their experience, what types of jobs would be ideal for this candidate
-#     - email: Email address of the candidate (if found in resume)
-#     - yoe: Years of experience (extract from work history)
-#     - experience: Brief summary of their work experience and background
-#     - industry: Categorize into one of these industries: Tech, Legal, Finance/Accounting, Healthcare, Industrial, Logistics, Telecom, Admin, Other
-    
-#     Return ONLY a valid JSON object with these fields. Do not include any other text or explanations.
-#     """)
-    
-#     try:
-#         str_llm = llm.with_structured_output(structure)
-#         chain = prompt | str_llm
-#         response = chain.invoke({"resume_text": resume_text})
-        
-#         validated_data = {
-#             'name': response.name,
-#             'location': response.location,
-#             'email': response.email,
-#             'skills': response.skills,
-#             'ideal_jobs': response.ideal_jobs,
-#             'yoe': response.yoe,
-#             'experience': response.experience,
-#             'industry': response.industry
-#         }
-        
-#         logger.info(f"Successfully extracted resume info for: {validated_data['name']}")
-#         return validated_data
-        
-#     except Exception as e:
-#         logger.error(f"Failed to extract resume info: {e}")
-#         return {
-#             'name': "Unknown",
-#             'location': "Unknown",
-#             'email': "",
-#             'skills': [],
-#             'ideal_jobs': "Software Engineer",
-#             'yoe': "0",
-#             'experience': "No experience listed",
-#             'industry': "Tech"
-#         }
-  
-# def filter_jobs_by_industry(jobs_df: pd.DataFrame, target_industry: str) -> pd.DataFrame:
-#     """
-#     Filter jobs by industry
-#     """
-#     # Map the extracted industry to database industry values
-#     industry_mapping = {
-#         'Tech': ['technology', 'VC Tech'],
-#         'Legal': ['Legal'],
-#         'Finance/Accounting': ['finance/Accounting'],
-#         'Healthcare': ['healthcare'],
-#         'Industrial': ['industrial'],
-#         'Logistics': ['logistics'],
-#         'Telecom': ['telecom'],
-#         'Admin': ['admin'],
-#         'Other': ['Other']
-#     }
-    
-#     target_industries = industry_mapping.get(target_industry, ['Tech'])
-    
-#     # Filter jobs by industry (using database column name 'industry')
-#     filtered_jobs = jobs_df[jobs_df['industry'].isin(target_industries)]
-    
-#     logger.info(f"Filtered {len(filtered_jobs)} jobs for industry: {target_industry}")
-#     return filtered_jobs
-
-# def filter_jobs_by_location(jobs_df: pd.DataFrame, candidate_location: str) -> pd.DataFrame:
-#     """
-#     Filter jobs by location matching the candidate's location
-#     """
-#     if not candidate_location or candidate_location.lower() in ['unknown', 'n/a', '']:
-#         logger.info(f"No location info provided, returning all {len(jobs_df)} jobs")
-#         return jobs_df  # Return all jobs if no location info
-    
-#     # Clean and normalize candidate location
-#     candidate_location = candidate_location.lower().strip()
-#     logger.info(f"Filtering jobs for candidate location: {candidate_location}")
-    
-#     # Extract state abbreviations and full names
-#     state_mapping = {
-#         'alabama': 'al', 'alaska': 'ak', 'arizona': 'az', 'arkansas': 'ar', 'california': 'ca',
-#         'colorado': 'co', 'connecticut': 'ct', 'delaware': 'de', 'district of columbia': 'dc', 'florida': 'fl', 'georgia': 'ga',
-#         'hawaii': 'hi', 'idaho': 'id', 'illinois': 'il', 'indiana': 'in', 'iowa': 'ia',
-#         'kansas': 'ks', 'kentucky': 'ky', 'louisiana': 'la', 'maine': 'me', 'maryland': 'md',
-#         'massachusetts': 'ma', 'michigan': 'mi', 'minnesota': 'mn', 'mississippi': 'ms', 'missouri': 'mo',
-#         'montana': 'mt', 'nebraska': 'ne', 'nevada': 'nv', 'new hampshire': 'nh', 'new jersey': 'nj',
-#         'new mexico': 'nm', 'new york': 'ny', 'north carolina': 'nc', 'north dakota': 'nd', 'ohio': 'oh',
-#         'oklahoma': 'ok', 'oregon': 'or', 'pennsylvania': 'pa', 'rhode island': 'ri', 'south carolina': 'sc',
-#         'south dakota': 'sd', 'tennessee': 'tn', 'texas': 'tx', 'utah': 'ut', 'vermont': 'vt',
-#         'virginia': 'va', 'washington': 'wa', 'west virginia': 'wv', 'wisconsin': 'wi', 'wyoming': 'wy'
-#     }
-    
-#     # Create location patterns to match
-#     location_patterns = []
-    
-#     # Add the original location
-#     location_patterns.append(candidate_location)
-    
-#     # Add state variations
-#     for state_name, state_abbr in state_mapping.items():
-#         if state_name in candidate_location or state_abbr in candidate_location:
-#             location_patterns.extend([state_name, state_abbr])
-    
-#     # Add common city variations (extract city name)
-#     city_match = re.search(r'^([^,]+)', candidate_location)
-#     if city_match:
-#         city_name = city_match.group(1).strip()
-#         location_patterns.append(city_name)
-    
-#     # Add remote/anywhere patterns if location is remote
-#     if 'remote' in candidate_location or 'anywhere' in candidate_location:
-#         location_patterns.extend(['remote', 'anywhere', 'work from home', 'wfh'])
-    
-#     logger.info(f"Location patterns to match: {location_patterns}")
-    
-#     # Filter jobs by location
-#     matching_jobs = []
-    
-#     for _, job_row in jobs_df.iterrows():
-#         job_location = str(job_row.get('job_location', '')).lower()
-        
-#         # Check if any location pattern matches
-#         location_matches = any(pattern in job_location for pattern in location_patterns)
-        
-#         # Also check for remote jobs if candidate location includes remote
-#         if 'remote' in candidate_location and any(remote_term in job_location for remote_term in ['remote', 'anywhere', 'work from home', 'wfh']):
-#             location_matches = True
-        
-#         # Check for exact city/state matches
-#         if candidate_location in job_location or job_location in candidate_location:
-#             location_matches = True
-        
-#         if location_matches:
-#             matching_jobs.append(job_row)
-    
-#     result_df = pd.DataFrame(matching_jobs) if matching_jobs else jobs_df
-#     logger.info(f"Found {len(matching_jobs)} jobs matching location out of {len(jobs_df)} total jobs")
-    
-#     return result_df
-
-# def extract_experience_requirement(requirements_text: str) -> dict:
-#     """
-#     Extract experience requirements from job requirements text
-#     Returns a dictionary with min_years, max_years, and level
-#     """
-#     if not requirements_text or pd.isna(requirements_text):
-#         return {'min_years': 0, 'max_years': 999, 'level': 'any'}
-    
-#     requirements_text = str(requirements_text).lower()
-    
-#     # Common experience patterns
-#     experience_patterns = [
-#         # Specific year ranges
-#         r'(\d+)[\-\+]\s*(\d+)\s*years?\s*experience',
-#         r'(\d+)\s*to\s*(\d+)\s*years?\s*experience',
-#         r'(\d+)\s*-\s*(\d+)\s*years?\s*experience',
-        
-#         # Minimum years
-#         r'(\d+)\+?\s*years?\s*experience',
-#         r'minimum\s*(\d+)\s*years?\s*experience',
-#         r'at\s*least\s*(\d+)\s*years?\s*experience',
-        
-#         # Level-based patterns
-#         r'(entry\s*level|junior|associate)',
-#         r'(mid\s*level|intermediate|mid\s*senior)',
-#         r'(senior|lead|principal|staff)',
-#         r'(executive|director|vp|chief|c\s*level)',
-        
-#         # Specific year mentions
-#         r'(\d+)\s*years?\s*in\s*the\s*field',
-#         r'(\d+)\s*years?\s*of\s*professional\s*experience',
-#         r'(\d+)\s*years?\s*of\s*relevant\s*experience'
-#     ]
-    
-#     min_years = 0
-#     max_years = 999
-#     level = 'any'
-    
-#     # Check for specific year ranges
-#     for pattern in experience_patterns[:3]:  # First 3 patterns are for ranges
-#         matches = re.findall(pattern, requirements_text)
-#         if matches:
-#             try:
-#                 min_years = int(matches[0][0])
-#                 max_years = int(matches[0][1])
-#                 break
-#             except (ValueError, IndexError):
-#                 continue
-    
-#     # Check for minimum years if no range found
-#     if min_years == 0:
-#         for pattern in experience_patterns[3:6]:  # Minimum year patterns
-#             matches = re.findall(pattern, requirements_text)
-#             if matches:
-#                 try:
-#                     min_years = int(matches[0])
-#                     break
-#                 except (ValueError, IndexError):
-#                     continue
-    
-#     # Check for level-based requirements
-#     for pattern in experience_patterns[6:10]:  # Level patterns
-#         matches = re.findall(pattern, requirements_text)
-#         if matches:
-#             level_match = matches[0].lower()
-#             if 'entry' in level_match or 'junior' in level_match or 'associate' in level_match:
-#                 level = 'entry'
-#                 if min_years == 0:
-#                     min_years = 0
-#                     max_years = 2
-#             elif 'mid' in level_match or 'intermediate' in level_match:
-#                 level = 'mid'
-#                 if min_years == 0:
-#                     min_years = 2
-#                     max_years = 5
-#             elif 'senior' in level_match or 'lead' in level_match or 'principal' in level_match or 'staff' in level_match:
-#                 level = 'senior'
-#                 if min_years == 0:
-#                     min_years = 5
-#                     max_years = 10
-#             elif 'executive' in level_match or 'director' in level_match or 'vp' in level_match or 'chief' in level_match:
-#                 level = 'executive'
-#                 if min_years == 0:
-#                     min_years = 10
-#                     max_years = 999
-#             break
-    
-#     # Check for specific year mentions if still no match
-#     if min_years == 0:
-#         for pattern in experience_patterns[10:]:  # Specific year mention patterns
-#             matches = re.findall(pattern, requirements_text)
-#             if matches:
-#                 try:
-#                     min_years = int(matches[0])
-#                     max_years = min_years + 2  # Add buffer
-#                     break
-#                 except (ValueError, IndexError):
-#                     continue
-    
-#     return {
-#         'min_years': min_years,
-#         'max_years': max_years,
-#         'level': level
-#     }
-
-# def filter_jobs_by_experience(jobs_df: pd.DataFrame, candidate_yoe: str) -> pd.DataFrame:
-#     """
-#     Filter jobs by experience level matching the candidate's years of experience
-#     """
-#     if not candidate_yoe or candidate_yoe.lower() in ['unknown', 'n/a', '']:
-#         logger.info(f"No experience info provided, returning all {len(jobs_df)} jobs")
-#         return jobs_df
-    
-#     # Extract numeric years from candidate experience
-#     try:
-#         # Handle various formats like "5 years", "5+ years", "5-7 years", etc.
-#         yoe_match = re.search(r'(\d+(?:\.\d+)?)', str(candidate_yoe))
-#         if yoe_match:
-#             candidate_years = float(yoe_match.group(1))
-#         else:
-#             logger.warning(f"Could not extract years from: {candidate_yoe}")
-#             return jobs_df
-#     except (ValueError, TypeError):
-#         logger.error(f"Invalid experience format: {candidate_yoe}")
-#         return jobs_df
-    
-#     logger.info(f"Filtering jobs for candidate with {candidate_years} years of experience")
-    
-#     # Filter jobs by experience requirements
-#     matching_jobs = []
-    
-#     for _, job_row in jobs_df.iterrows():
-#         requirements_text = str(job_row.get('requirements', ''))
-#         experience_req = extract_experience_requirement(requirements_text)
-        
-#         # Check if candidate's experience matches the job requirements
-#         if (candidate_years >= experience_req['min_years'] and 
-#             candidate_years <= experience_req['max_years']):
-#             matching_jobs.append(job_row)
-    
-#     result_df = pd.DataFrame(matching_jobs) if matching_jobs else jobs_df
-#     logger.info(f"Found {len(matching_jobs)} jobs matching experience out of {len(jobs_df)} total jobs")
-    
-#     return result_df
-
-# def filter_jobs_by_priority(jobs_df: pd.DataFrame) -> pd.DataFrame:
-#     """
-#     Filter jobs to only include high priority jobs
-#     """
-#     if jobs_df.empty:
-#         logger.info("No jobs to filter by priority")
-#         return jobs_df
-    
-#     # Filter jobs by priority - only include high priority jobs
-#     priority_filtered_jobs = jobs_df[jobs_df['priority'].str.lower() == 'high']
-    
-#     logger.info(f"Found {len(priority_filtered_jobs)} high priority jobs out of {len(jobs_df)} total jobs")
-    
-#     return priority_filtered_jobs
-
-# def create_job_description(job_row: pd.Series) -> str:
-#     """
-#     Create a comprehensive job description from job data
-#     """
-#     description_parts = []
-    
-#     if pd.notna(job_row.get('company_blurb')):
-#         description_parts.append(f"Company: {job_row['company_blurb']}")
-    
-#     if pd.notna(job_row.get('company_culture')):
-#         description_parts.append(f"Company Culture: {job_row['company_culture']}")
-    
-#     if pd.notna(job_row.get('requirements')):
-#         description_parts.append(f"Requirements: {job_row['requirements']}")
-    
-#     if pd.notna(job_row.get('role_responsibilities')):
-#         description_parts.append(f"Role Responsibilities: {job_row['role_responsibilities']}")
-    
-#     if pd.notna(job_row.get('job_location')):
-#         description_parts.append(f"Location: {job_row['job_location']}")
-    
-#     return "\n\n".join(description_parts)
-
-# def clean_analysis_result(analysis_result: dict) -> dict:
-#     """
-#     Clean up the analysis result to only include final_score and summary
-#     """
-#     if not isinstance(analysis_result, dict):
-#         return analysis_result
-    
-#     # Remove user_context if present
-#     if 'user_context' in analysis_result:
-#         del analysis_result['user_context']
-    
-#     # Clean up final_response if present
-#     if 'final_response' in analysis_result:
-#         try:
-#             # Handle both string and dict formats
-#             if isinstance(analysis_result['final_response'], str):
-#                 final_response = json.loads(analysis_result['final_response'])
-#             else:
-#                 final_response = analysis_result['final_response']
-            
-#             # Extract and format the evaluation data
-#             if 'evaluation' in final_response and len(final_response['evaluation']) > 0:
-#                 evaluation = final_response['evaluation'][0]
-                
-#                 # Create a minimal structure with only final_score and summary
-#                 cleaned_response = {
-#                     'final_score': evaluation.get('final_score', 0),
-#                     'summary': {}
-#                 }
-                
-#                 # Extract summary information
-#                 if 'summary' in evaluation and len(evaluation['summary']) > 0:
-#                     summary = evaluation['summary'][0]
-#                     cleaned_response['summary'] = {
-#                         'strengths': summary.get('strengths', []),
-#                         'weaknesses': summary.get('weaknesses', []),
-#                         'opportunities': summary.get('opportunities', []),
-#                         'recommendations': summary.get('recommendations', [])
-#                     }
-                
-#                 analysis_result['final_response'] = cleaned_response
-                
-#         except (json.JSONDecodeError, KeyError, IndexError) as e:
-#             logger.error(f"Error cleaning analysis result: {e}")
-#             # Keep original if cleaning fails
-#             pass
-    
-#     return analysis_result
-
-# def sort_jobs_by_score(job_analyses: list) -> list:
-#     """
-#     Sort jobs by final_score in descending order (highest scores first)
-#     """
-#     def extract_score(job_analysis):
-#         try:
-#             analysis = job_analysis.get('analysis', {})
-#             if 'final_response' in analysis and isinstance(analysis['final_response'], dict):
-#                 return analysis['final_response'].get('final_score', 0)
-#             return 0
-#         except:
-#             return 0
-    
-#     return sorted(job_analyses, key=extract_score, reverse=True)
-
-# async def analyze_job_fit_with_retry(job_description: str, resume_file_path: str, max_retries: int = 3) -> dict:
-#     """
-#     Analyze job-candidate fit with retry logic for resilience
-#     """
-#     for attempt in range(max_retries):
-#         try:
-#             result = analyze_job_fit(job_description, resume_file_path)
-#             if "error" not in result:
-#                 return result
-            
-#             # If authentication error and not last attempt, retry
-#             if "Authentication failed" in result.get("error", "") and attempt < max_retries - 1:
-#                 logger.warning(f"Authentication failed, retrying... (attempt {attempt + 1}/{max_retries})")
-#                 global access_token
-#                 access_token = None  # Reset token to force refresh
-#                 await asyncio.sleep(2 ** attempt)  # Exponential backoff
-#                 continue
-            
-#             return result
-#         except Exception as e:
-#             logger.error(f"Attempt {attempt + 1}/{max_retries} failed: {str(e)}")
-#             if attempt == max_retries - 1:
-#                 return {"error": f"Failed after {max_retries} attempts: {str(e)}"}
-#             await asyncio.sleep(2 ** attempt)
-
-# def analyze_job_fit(job_description: str, resume_file_path: str) -> dict:
-#     """
-#     Analyze job-candidate fit using the external API
-#     """
-    
-#     url = "https://fitscore-agent-535960463668.us-central1.run.app/analyze"
-    
-#     # Check if resume file exists
-#     if not os.path.exists(resume_file_path):
-#         logger.error(f"Resume file not found: {resume_file_path}")
-#         return {"error": f"Resume file not found: {resume_file_path}"}
-    
-    
-#     # Prepare headers with authentication
-#     headers = {
-#         'accept': 'application/json',
-#         'Authorization': f'Bearer {get_access_token()}'
-#     }
-    
-#     # Prepare form data
-#     files = {
-#         'resume': (os.path.basename(resume_file_path), open(resume_file_path, 'rb'), 'application/pdf')
-#     }
-    
-#     data = {
-#         'jd_text': job_description
-#     }
-    
-#     try:
-#         # Make the API request with longer timeout for cloud environments
-#         response = requests.post(url, headers=headers, files=files, data=data, timeout=None)
-        
-#         # If we get an authentication error, try to get a fresh token and retry once
-#         if response.status_code == 401:
-#             logger.warning("Authentication failed, getting fresh token...")
-#             global access_token
-#             access_token = None  # Reset the token
-#             new_token = get_access_token()
-#             if new_token:
-#                 headers['Authorization'] = f'Bearer {new_token}'
-#                 # Close the previous file and reopen
-#                 files['resume'][1].close()
-#                 files['resume'] = (os.path.basename(resume_file_path), open(resume_file_path, 'rb'), 'application/pdf')
-#                 response = requests.post(url, headers=headers, files=files, data=data, timeout=None)
-#             else:
-#                 # If we can't get a fresh token, return error
-#                 return {"error": "Authentication failed and could not obtain fresh token"}
-        
-#         if response.status_code == 200:
-#             logger.info("Job fit analysis completed successfully")
-#             return response.json()
-#         elif response.status_code == 401:
-#             # If we still get 401 after fresh token, return error
-#             return {"error": "Authentication failed even with fresh token"}
-#         else:
-#             logger.error(f"API call failed with status {response.status_code}")
-#             return {"error": f"API call failed with status {response.status_code}", "details": response.text}
-            
-#     except requests.exceptions.Timeout:
-#         logger.error("API request timed out")
-#         return {"error": "API request timed out"}
-#     except Exception as e:
-#         logger.error(f"Exception occurred: {str(e)}")
-#         return {"error": f"Exception occurred: {str(e)}"}
-#     finally:
-#         # Ensure the file is closed
-#         if 'resume' in files:
-#             try:
-#                 files['resume'][1].close()
-#             except:
-#                 pass
-
-# @app.post("/process_resume_and_recommend_jobs")
-# async def process_resume_and_recommend_jobs(
-#     resume: UploadFile = File(...),
-#     resume_text: str = Form(""),
-#     api_key: str = Depends(verify_api_key)
-# ):
-#     """
-#     Process resume, extract information, filter jobs by industry, and analyze fit
-#     """
-#     request_start_time = time.time()
-    
-#     try:
-#         logger.info(f"Processing resume: {resume.filename}")
-        
-#         # Save uploaded file temporarily
-#         with tempfile.NamedTemporaryFile(delete=False, suffix='.pdf') as tmp_file:
-#             shutil.copyfileobj(resume.file, tmp_file)
-#             tmp_file_path = tmp_file.name
-        
-#         try:
-#             # Extract text from PDF if no resume_text provided
-#             if not resume_text:
-#                 resume_text = extract_text_from_pdf(tmp_file_path)
-#                 if not resume_text:
-#                     logger.error("Could not extract text from PDF file")
-#                     return JSONResponse(
-#                         status_code=400,
-#                         content={"error": "Could not extract text from PDF file"}
-#                     )
-            
-#             # Extract resume information using LLM
-#             resume_info = extract_resume_info(resume_text)
-            
-#             # Load jobs data from PostgreSQL database
-#             try:
-#                 jobs_df = pd.read_sql_table("jobs", con=engine)
-#                 candidates_df = pd.read_sql_table("candidates", con=engine)
-#                 submissions_df = pd.read_sql_table("candidate_submissions", con=engine)
-#                 logger.info(f"Loaded {len(jobs_df)} jobs, {len(candidates_df)} candidates, {len(submissions_df)} submissions")
-#             except Exception as db_error:
-#                 logger.error(f"Database error: {db_error}")
-#                 return JSONResponse(
-#                     status_code=500,
-#                     content={"error": "Database connection error"}
-#                 )
-            
-#             # Filter jobs by industry
-#             filtered_jobs = filter_jobs_by_industry(jobs_df, resume_info['industry'])
-            
-#             if filtered_jobs.empty:
-#                 logger.warning(f"No jobs found for industry: {resume_info['industry']}")
-#                 return JSONResponse(
-#                     status_code=404,
-#                     content={"message": f"No jobs found for industry: {resume_info['industry']}"}
-#                 )
-            
-#             # Filter jobs by location
-#             location_filtered_jobs = filter_jobs_by_location(filtered_jobs, resume_info['location'])
-            
-#             # Filter jobs by experience level
-#             experience_filtered_jobs = filter_jobs_by_experience(location_filtered_jobs, resume_info['yoe'])
-            
-#             # Filter jobs by priority
-#             priority_filtered_jobs = filter_jobs_by_priority(experience_filtered_jobs)
-            
-#             # Use priority filtered jobs if available, otherwise fall back to experience filtered jobs, then location filtered jobs
-#             if not priority_filtered_jobs.empty:
-#                 jobs_to_analyze = priority_filtered_jobs
-#             elif not experience_filtered_jobs.empty:
-#                 jobs_to_analyze = experience_filtered_jobs
-#             else:
-#                 jobs_to_analyze = location_filtered_jobs
-            
-#             # Create filtered_submission_df with job_ids from jobs_to_analyze
-#             job_ids_to_analyze = jobs_to_analyze['id'].tolist()
-#             filtered_submission_df = submissions_df[submissions_df['jobId'].isin(job_ids_to_analyze)]
-            
-#             # Check if candidate email exists in candidates_df
-#             candidate_id = None
-#             if resume_info.get('email'):
-#                 candidate_match = candidates_df[candidates_df['email'] == resume_info['email']]
-#                 if not candidate_match.empty:
-#                     candidate_id = candidate_match.iloc[0]['id']
-#                     logger.info(f"Found existing candidate with ID: {candidate_id}")
-            
-#             # Analyze job fit for each filtered job
-#             job_analyses = []
-            
-#             for _, job_row in jobs_to_analyze.head(20).iterrows():  # Analyze top 20 jobs
-#                 job_id = job_row.get('id')
-                
-#                 # Check if we have an existing submission for this candidate and job
-#                 existing_submission = None
-#                 if candidate_id and job_id:
-#                     submission_match = filtered_submission_df[
-#                         (filtered_submission_df['candidate_id'] == candidate_id) & 
-#                         (filtered_submission_df['jobId'] == job_id)
-#                     ]
-#                     if not submission_match.empty:
-#                         existing_submission = submission_match.iloc[0]
-#                         logger.info(f"Found existing submission for job_id: {job_id}, candidate_id: {candidate_id}")
-                
-#                 if existing_submission is not None:
-#                     # Use existing fit score from submission
-#                     fit_score = existing_submission.get('fit_score', 0)
-#                     existing_analysis = {
-#                         'final_response': {
-#                             'final_score': fit_score,
-#                             'summary': {
-#                                 'strengths': [],
-#                                 'weaknesses': [],
-#                                 'opportunities': [],
-#                                 'recommendations': []
-#                             }
-#                         },
-#                         'source': 'existing_submission'
-#                     }
-#                     analysis_result = existing_analysis
-#                 else:
-#                     # Call API for new analysis with retry logic
-#                     job_description = create_job_description(job_row)
-#                     analysis_result = await analyze_job_fit_with_retry(job_description, tmp_file_path)
-#                     analysis_result['source'] = 'api_call'
-                
-#                 # Clean up the analysis result
-#                 cleaned_analysis = clean_analysis_result(analysis_result)
-                
-#                 job_analysis = JobAnalysis(
-#                     job_title=job_row.get('job_title', 'Unknown'),
-#                     company_name=job_row.get('company_name', 'Unknown'),
-#                     analysis=cleaned_analysis
-#                 )
-#                 job_analyses.append(job_analysis.dict())
-            
-#             # Sort jobs by final_score in descending order (highest scores first)
-#             job_analyses = sort_jobs_by_score(job_analyses)
-            
-#             # Count existing submissions vs API calls
-#             existing_submissions_count = sum(1 for analysis in job_analyses if analysis.get('analysis', {}).get('source') == 'existing_submission')
-#             api_calls_count = sum(1 for analysis in job_analyses if analysis.get('analysis', {}).get('source') == 'api_call')
-            
-#             # Clean up temporary file
-#             os.unlink(tmp_file_path)
-            
-#             # Calculate processing time
-#             processing_time = time.time() - request_start_time
-#             logger.info(f"Request completed in {processing_time:.2f} seconds")
-            
-#             return {
-#                 "resume_info": resume_info,
-#                 "industry": resume_info['industry'],
-#                 "location": resume_info['location'],
-#                 "experience_years": resume_info['yoe'],
-#                 "jobs_analyzed": len(job_analyses),
-#                 "location_filtered": not location_filtered_jobs.empty,
-#                 "experience_filtered": not experience_filtered_jobs.empty,
-#                 "priority_filtered": not priority_filtered_jobs.empty,
-#                 "existing_submissions_used": existing_submissions_count,
-#                 "api_calls_made": api_calls_count,
-#                 "candidate_found": candidate_id is not None,
-#                 "processing_time_seconds": round(processing_time, 2),
-#                 "job_analyses": job_analyses
-#             }
-            
-#         except Exception as e:
-#             # Clean up temporary file in case of error
-#             if os.path.exists(tmp_file_path):
-#                 os.unlink(tmp_file_path)
-#             raise e
-            
-#     except Exception as e:
-#         logger.error(f"Processing failed: {str(e)}", exc_info=True)
-#         return JSONResponse(
-#             status_code=500,
-#             content={"error": f"Processing failed: {str(e)}"}
-#         )
-
-# @app.get("/health")
-# async def health_check(api_key: str = Depends(verify_api_key)):
-#     """
-#     Health check endpoint with database connectivity check
-#     """
-#     health_status = {
-#         "status": "healthy",
-#         "message": "Job Recommendation API is running",
-#         "timestamp": time.time()
-#     }
-    
-#     # Check database connectivity
-#     try:
-#         with engine.connect() as conn:
-#             result = conn.execute(text("SELECT 1"))
-#             health_status["database"] = "connected"
-#     except Exception as e:
-#         logger.error(f"Database health check failed: {e}")
-#         health_status["database"] = "disconnected"
-#         health_status["status"] = "degraded"
-    
-#     return health_status
-
-# @app.get("/")
-# async def root():
-#     """
-#     Root endpoint
-#     """
-#     return {
-#         "message": "Job Recommendation API",
-#         "version": "1.0.0",
-#         "docs": "/docs",
-#         "health": "/health"
-#     }
-
-# if __name__ == "__main__":
-#     import uvicorn
-#     port = int(os.getenv("PORT", 8080))
-#     logger.info(f"Starting server on port {port}")
-#     uvicorn.run(app, host="0.0.0.0", port=port)
-
-
-
-
-
 import pandas as pd
 import requests
 from pydantic import BaseModel, Field