#!/usr/bin/env python3
# -*- coding: utf-8 -*-

#https://note.com/surugawannoebi/n/n6ae44d916fd4

import requests
from requests.auth import HTTPBasicAuth

def get_dropbox_refresh_token(app_key, app_secret, auth_code):
    url = "https://api.dropbox.com/oauth2/token"
    headers = {
        "Content-Type": "application/x-www-form-urlencoded"
    }
    data = {
        "code": auth_code,
        "grant_type": "authorization_code",
    }
    auth = HTTPBasicAuth(app_key, app_secret)

    response = requests.post(url, headers=headers, data=data, auth=auth)
    
    if response.status_code == 200:
        tokens = response.json()
        print("リフレッシュトークン:", tokens.get("refresh_token"))
        return tokens.get("refresh_token")
    else:
        print("エラーが発生しました:", response.json())
        return None

# App Key, App Secret, 認証コード（アクセスコード）を設定
# APP_KEY = "YOUR_APP_KEY"
# APP_SECRET = "YOUR_APP_SECRET"
# AUTH_CODE = "YOUR_AUTH_CODE"
# https://www.dropbox.com/oauth2/authorize?client_id=np81qqat6atveal&token_access_type=offline&response_type=code

APP_KEY = os.getenv('DROPBOX_APP_KEY')
APP_SECRET = os.getenv('DROPBOX_APP_SECRET')
AUTH_CODE = os.getenv('DROPBOX_AUTH_CODE')

refresh_token = get_dropbox_refresh_token(APP_KEY, APP_SECRET, AUTH_CODE)