# %%writefile core/resume_parser.py
import os
import json
from openai import OpenAI
from utils.prompts import RESUME_PARSE_PROMPT

client = OpenAI(api_key=os.getenv("OPENAI_API_KEY"))

def parse_resume(resume_text, filename):
    response = client.chat.completions.create(
        model="gpt-4o-mini",
        messages=[
            {"role": "system", "content": "You are an expert HR resume analyst specializing in extracting structured information from resumes with high accuracy."},
            {"role": "user", "content": RESUME_PARSE_PROMPT.format(resume_text=resume_text)}
        ],
        temperature=0.2
    )

    content = response.choices[0].message.content

    try:
        start = content.find("{")
        end = content.rfind("}") + 1
        json_str = content[start:end]
        data = json.loads(json_str)
    except Exception:
        data = {
            "name": "",
            "skills": [],
            "education": [],
            "work_experience": [],
            "total_years_experience": 0,
            "summary": ""
        }

    data["candidate_id"] = filename
    return data