import logging
import os
import tempfile
import uuid
import aiobotocore.session
import asyncio
from starlette.applications import Starlette
from starlette.responses import JSONResponse
from starlette.routing import Route
from starlette.requests import Request
from auth import login_required
from logger import root_logger as logger


from settings import (
    PORT,
    STORJ_ACCESS_KEY,
    STORJ_SECRET_KEY,
    CDN_DOMAIN,
    STORJ_BUCKET_NAME,
    STORJ_END_POINT,
)


async def create_s3_client():
    return (
        aiobotocore.session.get_session()
        .create_client(
            "s3",
            aws_access_key_id=STORJ_ACCESS_KEY,
            aws_secret_access_key=STORJ_SECRET_KEY,
            endpoint_url=STORJ_END_POINT,
        )
    )


@login_required
async def upload_handler(request: Request):
    logger.debug("Received upload request")
    form = await request.form()
    file = form.get("file")

    if file is None:
        logger.error("No file uploaded")
        return JSONResponse({"error": "No file uploaded"}, status_code=400)

    file_name, file_extension = os.path.splitext(file.filename)
    key = str(uuid.uuid4()) + file_extension
    logger.debug(f"Generated file key: {key}")

    s3 = await create_s3_client()

    logger.debug("Starting file upload to S3")
    async with file.open("rb") as f:
        content = await f.read()
    await s3.put_object(
        Bucket=STORJ_BUCKET_NAME,
        Key=key,
        Body=content,
        ContentType=file.content_type,
    )
    logger.debug("File upload completed")

    url = f"http://{CDN_DOMAIN}/{key}"
    logger.info(f"File uploaded successfully: {url}")
    return JSONResponse({"url": url, "originalFilename": file.filename})



async def home(request: Request):
    logger.debug("Home route called")
    return JSONResponse({"message": "Hello World!"})


routes = [
    Route("/", home, methods=["GET"]),
    Route("/", upload_handler, methods=["POST"]),
]

app = Starlette(debug=True, routes=routes)