import os
from typing import Annotated

from fastapi import APIRouter, Depends, UploadFile
from starlette.responses import FileResponse

from authentication import get_current_active_user
from models import User

router = APIRouter()

@router.get("/")
async def get_images(current_user: Annotated[User, Depends(get_current_active_user)]):
    # list all files in resources/images
    files = [f for f in os.listdir("../resources/images") if os.path.isfile(os.path.join("../resources/images", f))]
    # sort the files
    files.sort()
    return {"images": files}

@router.get("/{nom_image}")
async def get_image(nom_image: str, current_user: Annotated[User, Depends(get_current_active_user)]):
    return FileResponse(f"./resources/images/{nom_image}")

@router.post("/")
async def ajouter_image(file: UploadFile, current_user: Annotated[User, Depends(get_current_active_user)]):
    """
    Add an image to the images folder.
    :param current_user:
    :param file:
    :return:
    """
    image_path = f"{os.getcwd()}/resources/images/{file.filename}"
    try:
        contents = file.file.read()
        with open(image_path, 'wb') as f:
            f.write(contents)
    except Exception as e:
        return {"message": f"There was an error uploading the file: {e}"}
    finally:
        file.file.close()

    return {"message": f"Successfully uploaded all files"}

@router.delete("/{nom_image}")
async def supprimer_image(nom_image: str, current_user: Annotated[User, Depends(get_current_active_user)]):
    """
    Delete an image from the images folder.
    :param current_user:
    :param nom_image:
    :return:
    """
    image_path = f"{os.getcwd()}/resources/images/{nom_image}"
    try:
        os.remove(image_path)
    except Exception as e:
        return {"message": f"There was an error deleting the file: {e}"}
    finally:
        return {"message": f"Successfully deleted {nom_image}"}