import os
import sys

cur_dir = os.getcwd()
parent_dir = os.path.realpath(os.path.join(os.path.dirname(cur_dir)))
if parent_dir not in sys.path:
    sys.path.append(parent_dir)
    sys.path.append(cur_dir)
sys.path.insert(1, ".")


from fastapi import FastAPI, UploadFile, File
from extraction import process_document
from fastapi.responses import JSONResponse
from app.config import *
import tempfile
import shutil
import json
import uvicorn





app = FastAPI(
    title="PDF Processor API",
    description="Upload a PDF and get structured document data",
    version="1.0.0",
    docs_url="/docs",
    redoc_url="/redoc",
    openapi_url="/openapi.json",
    root_path="/spaces/mussie1212/melhiq_ocr"  
)




@app.get("/")
def root():
    return {"status": "ok", "routes": [str(r.path) for r in app.routes]}



@app.post("/ocr")
async def process_pdf(file: UploadFile = File(...)):
    with tempfile.NamedTemporaryFile(delete=False, suffix=".pdf") as tmp:
        shutil.copyfileobj(file.file, tmp)
        tmp_path = tmp.name

    result = process_document(tmp_path, api_key=ConfigStaticFiles.gemini_api_key)

    if isinstance(result, str):
        result = json.loads(result)

    return JSONResponse(content=result)