# Copyright 2018 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# [START docs_quickstart]
from __future__ import print_function

import os.path
import requests, json
from requests.auth import HTTPBasicAuth
from httplib2 import Http

from google.auth.transport.requests import Request
from google.oauth2.credentials import Credentials
from google_auth_oauthlib.flow import InstalledAppFlow
from googleapiclient.discovery import build
from googleapiclient.errors import HttpError
from googleapiclient.http import MediaIoBaseDownload


# If modifying these scopes, delete the file token.json.
SCOPES = ['https://www.googleapis.com/auth/photoslibrary']

def download(next_page=None):
    """Shows basic usage of the Docs API.
    Prints the title of a sample document.
    """
    creds = None
    # The file token.json stores the user's access and refresh tokens, and is
    # created automatically when the authorization flow completes for the first
    # time.
    if os.path.exists('token.json'):
        creds = Credentials.from_authorized_user_file('token.json', SCOPES)
    # If there are no (valid) credentials available, let the user log in.
    if not creds or not creds.valid:
        if creds and creds.expired and creds.refresh_token:
            creds.refresh(Request())
        else:
            flow = InstalledAppFlow.from_client_secrets_file(
                'credentials.json', SCOPES)
            creds = flow.run_local_server(port=0)
        # Save the credentials for the next run
        with open('token.json', 'w') as token:
            token.write(creds.to_json())

    with open('nextcloud_auth.json') as next_auth:
        data = json.load(next_auth)
        nextcloud_user = data['user']
        nextcloud_pass = data['pass']

    try:
        service = build('photoslibrary', 'v1', credentials=creds, static_discovery=False)

        results = service.mediaItems().list(pageSize=100, pageToken=next_page).execute()

        items = results.get('mediaItems', [])
        next_page = results.get('nextPageToken')
        images = []

        for item in items:
            print(f"{item['filename']} {item['mimeType']}")
            url = "https://homelinuxserver.ddns.net/remote.php/dav/files/arthur/data/Backup/photos/"+item['filename']
            if "video" in item['mimeType']:
                requests.put(url, auth=HTTPBasicAuth(nextcloud_user, nextcloud_pass), data=requests.get(item['baseUrl']+'=dv').content)
            else:
                requests.put(url, auth=HTTPBasicAuth(nextcloud_user, nextcloud_pass), data=requests.get(item['baseUrl']+'=d').content)

        return next_page


    except HttpError as err:
        print(err)


if __name__ == '__main__':
    next_page = download()
    while next_page != 'null':
        next_page = download(next_page)
    print('done')
# [END docs_quickstart]