#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# (c) Shrimadhav U K

# the logging things
import logging
logging.basicConfig(level=logging.DEBUG,
                    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
logger = logging.getLogger(__name__)

import os
import requests

def DetectFileSize(url):
    r = requests.get(url, allow_redirects=True, stream=True)
    total_size = int(r.headers.get("content-length", 0))
    return total_size


def DownLoadFile(url, file_name, chunk_size, client, ud_type, message_id, chat_id):
    if os.path.exists(file_name):
        os.remove(file_name)
    if not url:
        return file_name
    r = requests.get(url, allow_redirects=True, stream=True)
    # https://stackoverflow.com/a/47342052/4723940
    total_size = int(r.headers.get("content-length", 0))
    downloaded_size = 0
    with open(file_name, 'wb') as fd:
        for chunk in r.iter_content(chunk_size=chunk_size):
            if chunk:
                fd.write(chunk)
                downloaded_size += chunk_size
            if client is not None:
                if ((total_size // downloaded_size) % 5) == 0:
                    time.sleep(0.3)
                    try:
                        client.edit_message_text(
                            chat_id,
                            message_id,
                            text="{}: {} of {}".format(
                                ud_type,
                                humanbytes(downloaded_size),
                                humanbytes(total_size)
                            )
                        )
                    except:
                        pass
    return file_name