import os
import subprocess

from couchpotato.api import addApiView
from couchpotato.core.event import addEvent
from couchpotato.core.logger import CPLog
from couchpotato.core.notifications.base import Notification


log = CPLog(__name__)

autoload = 'Synoindex'


class Synoindex(Notification):

    index_path = '/usr/syno/bin/synoindex'

    def __init__(self):
        addApiView(self.testNotifyName(), self.test)

        addEvent('renamer.after', self.addToLibrary)

    def addToLibrary(self, message = None, group = None):
        if self.isDisabled(): return
        if not group: group = {}

        command = [self.index_path, '-A', group.get('destination_dir')]
        log.info('Executing synoindex command: %s ', command)
        try:
            p = subprocess.Popen(command, stdout = subprocess.PIPE, stderr = subprocess.STDOUT)
            out = p.communicate()
            log.info('Result from synoindex: %s', str(out))
            return True
        except OSError as e:
            log.error('Unable to run synoindex: %s', e)

        return False

    def test(self, **kwargs):
        return {
            'success': os.path.isfile(self.index_path)
        }


config = [{
    'name': 'synoindex',
    'groups': [
        {
            'tab': 'notifications',
            'list': 'notification_providers',
            'name': 'synoindex',
            'description': 'Automaticly adds index to Synology Media Server.',
            'options': [
                {
                    'name': 'enabled',
                    'default': 0,
                    'type': 'enabler',
                }
            ],
        }
    ],
}]