# -*- coding: utf-8 -*-
from setuphelpers import *
import platform
import json

# Usable WAPT package functions: install(), uninstall(), session_setup(), audit(), update_package()
# Declaring global variables - Warnings: 1) WAPT context is only available in package functions; 2) Global variables are not persistent between calls
bin_contains = "OBS-Studio-"
silent_args = "/S"
app_uninstallkey = "OBS Studio"


def install():
    # Declaring local variables
    package_version = control.get_software_version()
    bin_name = glob.glob("*%s*.exe" % bin_contains)[0]

    # Installing the package
    print("Installing: %s" % bin_name)
    install_exe_if_needed(bin_name, silentflags=silent_args, key=app_uninstallkey, min_version=package_version)


def update_package():
    # Declaring local variables
    result = False
    proxies = get_proxies()
    if not proxies:
        proxies = get_proxies_from_wapt_console()
    app_name = control.name
    git_repo = "obsproject/obs-studio"
    url_api = "https://api.github.com/repos/%s/releases/latest" % git_repo

    # Getting latest version information from official sources
    print("API used is: %s" % url_api)
    json_load = json.loads(wgets(url_api, proxies=proxies))

    for download in json_load["assets"]:
        if bin_contains in download["name"] and ".exe" in download["name"] and control.architecture in download["name"]:
            url_dl = download["browser_download_url"]
            version = json_load["tag_name"].replace("v", "")
            latest_bin = download["name"]
            break

    print("Latest %s version is: %s" % (app_name, version))
    print("Download URL is: %s" % url_dl)

    # Downloading latest binaries
    if not isfile(latest_bin):
        print("Downloading: %s" % latest_bin)
        wget(url_dl, latest_bin, proxies=proxies)

    # Changing version of the package
    if Version(version) > Version(control.get_software_version()):
        print("Software version updated (from: %s to: %s)" % (control.get_software_version(), Version(version)))
        result = True
    control.version = "%s-%s" % (Version(version), control.version.split("-", 1)[-1])
    # control.set_software_version(Version(version))
    control.save_control_to_wapt()

    # Deleting outdated binaries
    remove_outdated_binaries(version, control.architecture)

    # Validating update-package-sources
    return result


def get_proxies():
    r"""Return system proxy with the urllib python library

    >>> get_proxies()
    {'http': 'http://srvproxy.ad.domain.lan:8080',
    'https': 'http://srvproxy.ad.domain.lan:8080'}

    """
    if platform.python_version_tuple()[0] == "3":
        from urllib.request import getproxies
    else:
        from urllib import getproxies
    return getproxies()


def get_proxies_from_wapt_console():
    r"""Return proxy information from the current user WAPT console

    >>> get_proxies_from_wapt_console()
    {'http': 'http://srvproxy.ad.domain.lan:8080',
    'https': 'http://srvproxy.ad.domain.lan:8080'}

    """
    proxies = {}
    if platform.system() == "Windows":
        waptconsole_ini_path = makepath(user_local_appdata(), "waptconsole", "waptconsole.ini")
    else:
        waptconsole_ini_path = makepath(user_home_directory(), ".config", "waptconsole", "waptconsole.ini")
    if isfile(waptconsole_ini_path):
        proxy_wapt = inifile_readstring(waptconsole_ini_path, "global", "http_proxy")
        if proxy_wapt:
            proxies = {"http": proxy_wapt, "https": proxy_wapt}
    return proxies


def get_version_from_binary(filename, property_name="ProductVersion"):
    r"""Get installer version from file informations, for now, only exe and msi files are compatibles

    Args:
        filename (str): path to the file
        property_name (str): selected property

    Returns:
        str: version number

    """
    if filename.endswith(".msi"):
        return get_msi_properties(filename)[property_name]
    else:
        return get_file_properties(filename)[property_name]


def remove_outdated_binaries(version, list_extensions=["exe", "msi", "deb", "rpm", "dmg", "pkg"], filename_contains=None):
    r"""Remove files based on the version contained in his filename, failing over on file version on compatible OSes

    Args:
        version (str): version number of keeped files
        list_extensions (str or list of str): file extensions of compared files
        filename_contains (str or list of str): Part of the filename that must be contained (useful for distinguishing architecture and os)

    Returns:
        list: list of deleted files

    .. versionadded:: 2.0

    .. versionchanged:: 2.2
        Now returns removed files, now checking .exe and .msi file versions

    """
    files = []
    if type(list_extensions) != list:
        list_extensions = [list_extensions]
    if filename_contains:
        if type(filename_contains) != list:
            filename_contains = [filename_contains]
    list_extensions = ["." + ext for ext in list_extensions if ext[0] != "."]
    for file_ext in list_extensions:
        for bin_in_dir in glob.glob("*%s" % file_ext):
            if not version in bin_in_dir:
                if platform.system() == "Windows":
                    if file_ext == ".exe" or file_ext == ".msi":
                        if Version(version) == Version(get_version_from_binary(bin_in_dir, "FileVersion")) or Version(version) == Version(
                            get_version_from_binary(bin_in_dir, "ProductVersion")
                        ):
                            print("%s file or product version is correct (%s)" % (bin_in_dir, version))
                            continue
                remove_file(bin_in_dir)
                files.append(bin_in_dir)
            if filename_contains:
                for filename_contain in filename_contains:
                    if not filename_contain in bin_in_dir:
                        remove_file(bin_in_dir)
                        files.append(bin_in_dir)
    return [fn for fn in files]