import os
import base64
import datetime
import requests
from dotenv import load_dotenv

load_dotenv()

HOST = os.getenv("MS_HOST", "http://10.20.2.26:3002")



def sync_checkin(email: str, timestamp_ms: int, image_data: bytes, student_name: str, status: str):
    today = datetime.datetime.now().strftime("%Y_%m_%d")
    folder_path = f"./images/{today}"
    os.makedirs(folder_path, exist_ok=True)

    safe_student = "".join(c for c in student_name if c.isalnum() or c in ("-", "_"))
    safe_status = "".join(c for c in status if c.isalnum() or c in ("-", "_"))
    ts_str = datetime.datetime.now().strftime("%Y_%m_%d_%H_%M_%S")
    file_path = os.path.join(folder_path, f"{safe_student}_{safe_status}_at_{ts_str}.png")
    with open(file_path, "wb") as f:
        f.write(image_data)

    image_b64 = "data:image/jpeg;base64," + base64.b64encode(image_data).decode("utf-8")
    payload =  {
            "email": email,
            "time": timestamp_ms,
            "image": image_b64,
        
    }
    try:
        response = requests.post(HOST + "/api/log-time/check-in-out", json=payload)
        response.raise_for_status()
        res = response.json()
        print("[sync_checkin] response:", res)
        return res
    except Exception as e:
        print("[sync_checkin] failed:", e)
        return {}