import requests
import logging
import re
import os
import shutil
import webdav.client as wc

davoptions = {
 'webdav_hostname': "https://fdroid.lsd.cat",
 'webdav_login':    "login",
 'webdav_password': "password"
}

repo_url = "https://fdroid.lsd.cat"
repo_name = "lsd.cat Proprietary Apps Repo"
repo_icon = "fdroid-icon.png"
repo_description = """
This is a repository to install proprietary apps via fdroid
"""

repo_original_url = "https://MyFirstFDroidRepo.org/fdroid/repo"
repo_original_name = "My First F-Droid Repo Demo"
repo_original_icon = "fdroid-icon.png"
repo_original_description = """
This is a repository of apps to be used with F-Droid. Applications in this
repository are either official binaries built by the original application
developers, or are binaries built from source by the admin of f-droid.org
using the tools on https://gitlab.com/u/fdroid.
"""

keystore = None
keystorepass = None

repo = 'fdroid/'
urls = [
	"https://www.whatsapp.com/android/",
	"https://help.netflix.com/en/node/57688",
	"https://download.spotify.com/android/SpotifyAndroid.apk",
	"https://updates.signal.org/android/latest.json",
	"https://wire.com/en/download/"
]

def get_apk(baseurl):
	page = requests.get(baseurl)
	if page.headers['content-type'] == 'application/vnd.android.package-archive':
		name = baseurl.rsplit('/', 1)[-1]
		logging.info('Downloading ' + name)
		with open('repo/' + name, 'wb') as handle:
			for block in page.iter_content(1024):
				handle.write(block)
	else:
		url = re.findall('https\:\/\/(.*)\.apk', page.text)[0]
		get_apk('https://' + url + '.apk')

def check_env(repo):
	if not shutil.which('fdroid'):
		logging.error('Please install fdroidserver')
		sys.exit(1)

	if os.path.isdir(repo) is False:
		try:
			os.mkdir(repo)
		except:
			logging.error('Cannot create repository directory')


	if ('repo' or 'config.py') not in os.listdir(repo):
		logging.info('Initializing a new repository')
		os.chdir(repo)
		os.system('fdroid init')

		with open('config.py', 'r') as file :
			filedata = file.read()

			filedata = filedata.replace(repo_original_url, repo_url)
			filedata = filedata.replace(repo_original_name, repo_name)
			filedata = filedata.replace(repo_original_description, repo_description)

		with open('config.py', 'w') as file:
  			file.write(filedata)

	else:
		os.chdir(repo)
		logging.info('Repo already exists')
		# TODO import keystore and check keys

def build(repo):
	os.system('fdroid update -c')

def publish(repo, davoptions):
	client = wc.Client(davoptions)
	files = os.listdir('repo/')
        for file in files:
                if  os.path.isfile(file):
		    client.upload_sync(remote_path="/repo/" + file, local_path="repo/" +file)

        for size in ['/', '-120/', '-160/', '-240/', '-320/', '-480/', '-640/']:
                files = os.listdir('repo/icons' + size)
                for file in files:
                        client.upload_sync(remote_path="/repo/icons" + size + file, local_path="repo/icons" + size + file)

def main():
	check_env(repo)
	for url in urls:
		get_apk(url)
	build(repo)
	publish(repo, davoptions)

main()