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

r"""
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 = "TigerVNC-"
app_name = "TigerVNC Viewer"


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

    # Installing the software
    print("Installing: %s" % bin_name)
    install_dmg(bin_name)


def uninstall():
    # Uninstalling the software
    print(app_name)
    for to_uninstall in installed_softwares(name=app_name):
        print("Removing: %s (%s)" % (to_uninstall["name"], to_uninstall["version"]))
        killalltasks(control.impacted_process.split(","))
        app_path = to_uninstall["install_location"]
        if app_path.startswith('/Applications/'):
            remove_tree(app_path)
        print('Application "%s" deleted' % (app_name))


def update_package():
    # Declaring local variables
    result = False
    proxies = get_proxies()
    if not proxies:
        proxies = get_proxies_from_wapt_console()
    app_name = control.name
    api_url = "https://sourceforge.net/projects/tigervnc/best_release.json"

    # Getting latest version information from official sources
    print("API used is: %s" % api_url)
    json_load = json.loads(wgets(api_url, proxies=proxies))
    for download in json_load["platform_releases"]:
        latest_bin = json_load["platform_releases"][download]["filename"].split("/")[-1]
        if bin_contains in latest_bin and latest_bin.endswith(".dmg"):
            download_url = json_load["platform_releases"][download]["url"]
            version = download_url.split("/")[-2]
            break

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

    # Downloading latest binaries
    if not isfile(latest_bin):
        print("Downloading: %s" % latest_bin)
        wget(download_url, latest_bin, proxies=proxies)
    else:
        print("Binary is present: %s" % latest_bin)

    # 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
    else:
        print("Software version up-to-date (%s)" % Version(version))
    control.version = "%s-%s" % (Version(version), control.version.split("-", 1)[-1])
    # control.set_software_version(version)
    control.save_control_to_wapt()

    # Deleting outdated binaries
    remove_outdated_binaries(version)

    # Validating update-package-sources
    return result