import os
import shutil
import subprocess
import _winreg
import time
import glob

APPNAME = "MusicBee"


def safe_rmtree(path):
    try:
        if os.path.exists(path):
            shutil.rmtree(path, ignore_errors=True)
    except:
        pass


def safe_delete(pattern):
    try:
        for f in glob.glob(pattern):
            try:
                os.remove(f)
            except:
                pass
    except:
        pass


def delete_reg_tree(root, path):
    try:
        key = _winreg.OpenKey(root, path, 0, _winreg.KEY_ALL_ACCESS)
    except:
        return

    while True:
        try:
            sub = _winreg.EnumKey(key, 0)
            delete_reg_tree(root, path + "\\" + sub)
        except:
            break

    try:
        _winreg.CloseKey(key)
    except:
        pass

    try:
        _winreg.DeleteKey(root, path)
    except:
        pass


def remove_musicbee_reg_entries():

    locations = [
        r"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall",
        r"SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall"
    ]

    for root in (_winreg.HKEY_LOCAL_MACHINE, _winreg.HKEY_CURRENT_USER):

        for base in locations:

            try:
                key = _winreg.OpenKey(root, base)
            except:
                continue

            i = 0

            while True:

                try:
                    sub = _winreg.EnumKey(key, i)
                    i += 1
                except:
                    break

                sub_path = base + "\\" + sub

                try:
                    sk = _winreg.OpenKey(root, sub_path)

                    try:
                        name, _ = _winreg.QueryValueEx(sk, "DisplayName")
                    except:
                        _winreg.CloseKey(sk)
                        continue

                    _winreg.CloseKey(sk)

                    if APPNAME.lower() in name.lower():
                        delete_reg_tree(root, sub_path)

                except:
                    pass

            try:
                _winreg.CloseKey(key)
            except:
                pass


def musicbee_exists():

    paths = [
        r"C:\Program Files\MusicBee",
        r"C:\Program Files (x86)\MusicBee"
    ]

    for p in paths:
        if os.path.exists(p):
            return True

    return False


def spm_uninstall(dir, args):

    procs = [
        "MusicBee.exe",
        "MusicBeeLibrary.exe"
    ]

    for proc in procs:
        try:
            subprocess.call(
                'taskkill /F /IM "%s"' % proc,
                shell=True
            )
        except:
            pass

    time.sleep(2)

    safe_rmtree(r"C:\Program Files\MusicBee")
    safe_rmtree(r"C:\Program Files (x86)\MusicBee")

    safe_delete(r"C:\Users\Public\Desktop\*MusicBee*.lnk")
    safe_delete(r"C:\ProgramData\Microsoft\Windows\Start Menu\Programs\*MusicBee*.lnk")

    remove_musicbee_reg_entries()

    time.sleep(2)

    if musicbee_exists():
        print "retcode1retcode"
    else:
        print "retcode0retcode"