import xbmc
import xbmcaddon
import xbmcgui
import xbmcvfs
import os

class XbmcBackup:
    __addon_id__ = 'script.xbmcbackup'
    Addon = xbmcaddon.Addon(__addon_id__)
    local_path = ''
    remote_path = ''

    def __init__(self):
        self.local_path = xbmc.translatePath("special://home")

        if(self.Addon.getSetting('remote_path') != '' and self.Addon.getSetting("backup_name") != ''):
            self.remote_path = self.Addon.getSetting("remote_path") + self.Addon.getSetting('backup_name') + "/"

        self.log("Starting")
        self.log('Local Dir: ' + self.local_path)
        self.log('Remote Dir: ' + self.remote_path)
        
    def syncFiles(self):
        
        if(xbmcvfs.exists(self.remote_path)):
            #this will fail - need a disclaimer here
            self.log("Remote Path exists - may have old files in it!")

        xbmcvfs.mkdir(self.remote_path)

        #figure out which syncing options to run
        if(self.Addon.getSetting('backup_addons') == 'true'):
            xbmcvfs.mkdir(self.remote_path + "addons")
            self.walkTree(self.local_path + "addons/")

        xbmcvfs.mkdir(self.remote_path + "userdata")
        if(self.Addon.getSetting('backup_addon_data') == 'true'):
            xbmcvfs.mkdir(self.remote_path + "userdata/addon_data")
            self.walkTree(self.local_path + "userdata/addon_data/")
        
    def walkTree(self,directory):
        for (path, dirs, files) in os.walk(directory):
            #get the relative part of this path
            path = path[len(self.local_path):]

            #create all the subdirs first
            for aDir in dirs:
                xbmcvfs.mkdir(self.remote_path + os.sep + path + os.sep +  aDir)
            #copy all the files
            for aFile in files:
                filePath = path + os.sep + aFile
                self.log("copying: " + self.local_path + filePath)
                xbmcvfs.copy(self.local_path + filePath,self.remote_path + filePath)

    def log(self,message):
        xbmc.log(self.__addon_id__ + ": " + message)

    def isReady(self):
        return True if self.remote_path != '' else False
    
#run the profile backup
backup = XbmcBackup()

if(backup.isReady()):
    backup.syncFiles()
else:
    xbmcgui.Dialog().ok('XBMC Backup','Error: Remote path cannot be empty')