# coding=utf-8
from __future__ import absolute_import

import sys
import traceback
import types
import logging

from kodi_six import xbmc

from .kodi_util import ADDON, translatePath
from .addonsettings import addonSettings

_SHUTDOWN = False

def setShutdown():
    global _SHUTDOWN
    _SHUTDOWN = True


def log(msg, *args, **kwargs):
    if args:
        # resolve dynamic args
        msg = msg.format(*[arg() if isinstance(arg, types.FunctionType) else arg for arg in args])

    level = kwargs.pop("level", xbmc.LOGINFO)

    prepend_msg = kwargs.pop('prepend_msg', None)
    if prepend_msg:
        msg = '{0}: {1}'.format(prepend_msg, msg)

    if kwargs:
        # resolve dynamic kwargs
        msg = msg.format(**dict((k, v()) if isinstance(v, types.FunctionType) else v for k, v in kwargs.items()))
    xbmc.log('script.plexmod: {0}'.format(msg), level)


def log_error(txt='', hide_tb=False):
    short = str(sys.exc_info()[1])
    if hide_tb:
        xbmc.log('script.plexmod: ERROR: {0} - {1}'.format(txt, short), xbmc.LOGERROR)
        return short

    tb = traceback.format_exc()
    xbmc.log("_________________________________________________________________________________", xbmc.LOGERROR)
    xbmc.log('script.plexmod: ERROR: ' + txt, xbmc.LOGERROR)
    for l in tb.splitlines():
        xbmc.log('    ' + l, xbmc.LOGERROR)
    xbmc.log("_________________________________________________________________________________", xbmc.LOGERROR)
    xbmc.log("`", xbmc.LOGERROR)



def LOG(msg, *args, **kwargs):
    return log(msg, *args, **kwargs)


def DEBUG_LOG(msg, *args, **kwargs):
    if _SHUTDOWN:
        return

    if not addonSettings.debug and not xbmc.getCondVisibility('System.GetBool(debug.showloginfo)'):
        return

    return log(msg, *args, **kwargs)


def ERROR(txt='', hide_tb=False, notify=False, time_ms=3000):
    short = log_error(txt, hide_tb)
    if notify:
        showNotification('ERROR: {0}'.format(txt or short), time_ms=time_ms)
    return short


def TEST(msg):
    xbmc.log('---TEST: {0}'.format(msg), xbmc.LOGINFO)


def paramify(value):
    """Quote a value for Kodi's builtin argument parser, mirroring StringUtils::Paramify.

    Kodi splits builtin arguments on unquoted commas, and only \\" and \\\\ are honoured as
    escapes, so any comma in an interpolated value silently ends its argument early and
    shifts everything after it - a comma in a Notification() message would eat the display
    time. Inside quotes commas and parentheses are taken literally.
    """
    return '"{0}"'.format(str(value).replace('\\', '\\\\').replace('"', '\\"'))


def showNotification(message, time_ms=3000, icon_path=None, header=ADDON.getAddonInfo('name')):
    try:
        icon_path = icon_path or translatePath(ADDON.getAddonInfo('icon'))
        xbmc.executebuiltin('Notification({0},{1},{2},{3})'.format(
            paramify(header), paramify(message), time_ms, paramify(icon_path)))
    except RuntimeError:  # Happens when disabling the addon
        xbmc.log(message, xbmc.LOGINFO)


def service_log(msg, level=xbmc.LOGINFO, realm="Updater"):
    xbmc.log('script.plexmod/{}: {}'.format(realm, msg), level)


class KodiLogProxyHandler(logging.Handler):
    def __init__(self, level=logging.NOTSET, log_func=log):
        self.log_func = log_func
        super(KodiLogProxyHandler, self).__init__(level)

    def emit(self, record):
        try:
            self.log_func(self.format(record))
        except:
            self.handleError(record)