#################################################################################################
# VideoNodes - utils to create video nodes listings in kodi for the emby addon
#################################################################################################


import xbmc
import xbmcgui
import xbmcaddon
import xbmcvfs
import json
import os
import shutil
#import common elementree because cElementree has issues with kodi
import xml.etree.ElementTree as etree

import Utils as utils

from ReadEmbyDB import ReadEmbyDB
WINDOW = xbmcgui.Window(10000)

addonSettings = xbmcaddon.Addon()
language = addonSettings.getLocalizedString

class VideoNodes():   
       
   
    def buildVideoNodeForView(self, tagname, type, windowPropId):
        #this method will build a video node for a particular Emby view (= tag in kodi)
        #we set some window props here to for easy future reference and to be used in skins (for easy access only)
        tagname_normalized = utils.normalize_nodes(tagname.encode('utf-8'))
        
        libraryPath = xbmc.translatePath("special://profile/library/video/Emby - %s/" %tagname_normalized)
        kodiVersion = 14
        if xbmc.getInfoLabel("System.BuildVersion").startswith("15") or xbmc.getInfoLabel("System.BuildVersion").startswith("16"):
            kodiVersion = 15
        
        #create tag node - index
        xbmcvfs.mkdir(libraryPath)
        nodefile = os.path.join(libraryPath, "index.xml")
        root = etree.Element("node", {"order":"0"})
        etree.SubElement(root, "label").text = tagname
        etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
        path = "library://video/Emby - %s/" %tagname_normalized
        WINDOW.setProperty("Emby.nodes.%s.index" %str(windowPropId),path)
        try:
            etree.ElementTree(root).write(nodefile, xml_declaration=True)
        except:
            etree.ElementTree(root).write(nodefile)
        
        #create tag node - all items
        nodefile = os.path.join(libraryPath, tagname_normalized + "_all.xml")
        root = etree.Element("node", {"order":"1", "type":"filter"})
        etree.SubElement(root, "label").text = tagname
        etree.SubElement(root, "match").text = "all"
        etree.SubElement(root, "content").text = type
        etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
        etree.SubElement(root, "order", {"direction":"ascending"}).text = "sorttitle"
        Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
        WINDOW.setProperty("Emby.nodes.%s.title" %str(windowPropId),tagname)
        path = "library://video/Emby - %s/%s_all.xml"%(tagname_normalized,tagname_normalized)
        WINDOW.setProperty("Emby.nodes.%s.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
        WINDOW.setProperty("Emby.nodes.%s.content" %str(windowPropId),path)
        WINDOW.setProperty("Emby.nodes.%s.type" %str(windowPropId),type)
        etree.SubElement(Rule, "value").text = tagname
        try:
            etree.ElementTree(root).write(nodefile, xml_declaration=True)
        except:
            etree.ElementTree(root).write(nodefile)
        
        #create tag node - recent items
        nodefile = os.path.join(libraryPath, tagname_normalized + "_recent.xml")
        root = etree.Element("node", {"order":"2", "type":"filter"})
        if type == "tvshows":
            label = language(30170)
        else:
            label = language(30174)
        etree.SubElement(root, "label").text = label
        etree.SubElement(root, "match").text = "all"
        etree.SubElement(root, "content").text = type
        etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
        Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
        etree.SubElement(Rule, "value").text = tagname
        etree.SubElement(root, "order", {"direction":"descending"}).text = "dateadded"
        #set limit to 25 --> currently hardcoded --> TODO: add a setting for this ?
        etree.SubElement(root, "limit").text = "25"
        #exclude watched items --> currently hardcoded --> TODO: add a setting for this ?
        Rule2 = etree.SubElement(root, "rule", {"field":"playcount","operator":"is"})
        etree.SubElement(Rule2, "value").text = "0"
        WINDOW.setProperty("Emby.nodes.%s.recent.title" %str(windowPropId),label)
        path = "library://video/Emby - %s/%s_recent.xml"%(tagname_normalized,tagname_normalized)
        WINDOW.setProperty("Emby.nodes.%s.recent.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
        WINDOW.setProperty("Emby.nodes.%s.recent.content" %str(windowPropId),path)
        try:
            etree.ElementTree(root).write(nodefile, xml_declaration=True)
        except:
            etree.ElementTree(root).write(nodefile)
        
        #create tag node - inprogress items
        nodefile = os.path.join(libraryPath, tagname_normalized + "_progress.xml")
        root = etree.Element("node", {"order":"3", "type":"filter"})
        if type == "tvshows":
            label = language(30171)
        else:
            label = language(30177)
        etree.SubElement(root, "label").text = label
        etree.SubElement(root, "match").text = "all"
        etree.SubElement(root, "content").text = type
        etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
        Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
        etree.SubElement(Rule, "value").text = tagname
        #set limit to 25 --> currently hardcoded --> TODO: add a setting for this ?
        etree.SubElement(root, "limit").text = "25"
        Rule2 = etree.SubElement(root, "rule", {"field":"inprogress","operator":"true"})
        WINDOW.setProperty("Emby.nodes.%s.inprogress.title" %str(windowPropId),label)
        path = "library://video/Emby - %s/%s_progress.xml"%(tagname_normalized,tagname_normalized)
        WINDOW.setProperty("Emby.nodes.%s.inprogress.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
        WINDOW.setProperty("Emby.nodes.%s.inprogress.content" %str(windowPropId),path)
        try:
            etree.ElementTree(root).write(nodefile, xml_declaration=True)
        except:
            etree.ElementTree(root).write(nodefile)
        
        #some movies-only nodes
        if type == "movies":
            
            #unwatched movies
            nodefile = os.path.join(libraryPath, tagname_normalized + "_unwatched.xml")
            root = etree.Element("node", {"order":"4", "type":"filter"})
            label = language(30189)
            etree.SubElement(root, "label").text = label
            etree.SubElement(root, "match").text = "all"
            etree.SubElement(root, "content").text = "movies"
            etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
            Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
            etree.SubElement(Rule, "value").text = tagname
            Rule = etree.SubElement(root, "rule", {"field":"playcount","operator":"is"})
            etree.SubElement(Rule, "value").text = "0"
            etree.SubElement(root, "order", {"direction":"ascending"}).text = "sorttitle"
            Rule2 = etree.SubElement(root, "rule", {"field":"playcount","operator":"is"})
            etree.SubElement(Rule2, "value").text = "0"
            WINDOW.setProperty("Emby.nodes.%s.unwatched.title" %str(windowPropId),label)
            path = "library://video/Emby - %s/%s_unwatched.xml"%(tagname_normalized,tagname_normalized)
            WINDOW.setProperty("Emby.nodes.%s.unwatched.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
            WINDOW.setProperty("Emby.nodes.%s.unwatched.content" %str(windowPropId),path)
            try:
                etree.ElementTree(root).write(nodefile, xml_declaration=True)
            except:
                etree.ElementTree(root).write(nodefile)
            
            #sets
            nodefile = os.path.join(libraryPath, tagname_normalized + "_sets.xml")
            root = etree.Element("node", {"order":"9", "type":"filter"})
            label = xbmc.getLocalizedString(20434)
            etree.SubElement(root, "label").text = label
            etree.SubElement(root, "match").text = "all"
            etree.SubElement(root, "group").text = "sets"
            etree.SubElement(root, "content").text = type
            etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
            etree.SubElement(root, "order", {"direction":"ascending"}).text = "sorttitle"
            Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
            etree.SubElement(Rule, "value").text = tagname
            WINDOW.setProperty("Emby.nodes.%s.sets.title" %str(windowPropId),label)
            path = "library://video/Emby - %s/%s_sets.xml"%(tagname_normalized,tagname_normalized)
            WINDOW.setProperty("Emby.nodes.%s.sets.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
            WINDOW.setProperty("Emby.nodes.%s.sets.content" %str(windowPropId),path)
            try:
                etree.ElementTree(root).write(nodefile, xml_declaration=True)
            except:
                etree.ElementTree(root).write(nodefile)

        #create tag node - genres
        nodefile = os.path.join(libraryPath, tagname_normalized + "_genres.xml")
        root = etree.Element("node", {"order":"9", "type":"filter"})
        label = xbmc.getLocalizedString(135)
        etree.SubElement(root, "label").text = label
        etree.SubElement(root, "match").text = "all"
        etree.SubElement(root, "group").text = "genres"
        etree.SubElement(root, "content").text = type
        etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
        etree.SubElement(root, "order", {"direction":"ascending"}).text = "sorttitle"
        Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
        etree.SubElement(Rule, "value").text = tagname
        WINDOW.setProperty("Emby.nodes.%s.genres.title" %str(windowPropId),label)
        path = "library://video/Emby - %s/%s_genres.xml"%(tagname_normalized,tagname_normalized)
        WINDOW.setProperty("Emby.nodes.%s.genres.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
        WINDOW.setProperty("Emby.nodes.%s.genres.content" %str(windowPropId),path)
        
        try:
            etree.ElementTree(root).write(nodefile, xml_declaration=True)
        except:
            etree.ElementTree(root).write(nodefile)

        
        #### TAGS ONLY FOR TV SHOWS COLLECTIONS ####
        if type == "tvshows":    
            
            #as from kodi isengard you can use tags for episodes to filter
            #for below isengard we still use the plugin's entrypoint to build a listing
            if kodiVersion == 15:
                #create tag node - recent episodes
                nodefile = os.path.join(libraryPath, tagname_normalized + "_recent_episodes.xml")
                root = etree.Element("node", {"order":"3", "type":"filter"})
                label = language(30175)
                etree.SubElement(root, "label").text = label
                etree.SubElement(root, "match").text = "all"
                etree.SubElement(root, "content").text = "episodes"
                etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
                etree.SubElement(root, "order", {"direction":"descending"}).text = "dateadded"
                Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
                etree.SubElement(Rule, "value").text = tagname
                #set limit to 25 --> currently hardcoded --> TODO: add a setting for this ?
                etree.SubElement(root, "limit").text = "25"
                #exclude watched items --> currently hardcoded --> TODO: add a setting for this ?
                Rule2 = etree.SubElement(root, "rule", {"field":"playcount","operator":"is"})
                etree.SubElement(Rule2, "value").text = "0"
                WINDOW.setProperty("Emby.nodes.%s.recentepisodes.title" %str(windowPropId),label)
                path = "library://video/Emby - %s/%s_recent_episodes.xml"%(tagname_normalized,tagname_normalized)
                WINDOW.setProperty("Emby.nodes.%s.recentepisodes.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
                WINDOW.setProperty("Emby.nodes.%s.recentepisodes.content" %str(windowPropId),path)
                try:
                    etree.ElementTree(root).write(nodefile, xml_declaration=True)
                except:
                    etree.ElementTree(root).write(nodefile)
                
                #create tag node - inprogress episodes
                nodefile = os.path.join(libraryPath, tagname_normalized + "_progress_episodes.xml")
                root = etree.Element("node", {"order":"4", "type":"filter"})
                label = language(30178)
                etree.SubElement(root, "label").text = label
                etree.SubElement(root, "match").text = "all"
                etree.SubElement(root, "content").text = "episodes"
                etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
                Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
                etree.SubElement(Rule, "value").text = tagname
                #set limit to 25 --> currently hardcoded --> TODO: add a setting for this ?
                etree.SubElement(root, "limit").text = "25"
                Rule2 = etree.SubElement(root, "rule", {"field":"inprogress","operator":"true"})
                WINDOW.setProperty("Emby.nodes.%s.inprogressepisodes.title" %str(windowPropId),label)
                path = "library://video/Emby - %s/%s_progress_episodes.xml"%(tagname_normalized,tagname_normalized)
                WINDOW.setProperty("Emby.nodes.%s.inprogressepisodes.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
                WINDOW.setProperty("Emby.nodes.%s.inprogressepisodes.content" %str(windowPropId),path)
                try:
                    etree.ElementTree(root).write(nodefile, xml_declaration=True)
                except:
                    etree.ElementTree(root).write(nodefile)
                    
            if kodiVersion == 14:
                #create tag node - recent episodes
                nodefile = os.path.join(libraryPath, tagname_normalized + "_recent_episodes.xml")
                root = etree.Element("node", {"order":"4", "type":"folder"})
                label = language(30175)
                etree.SubElement(root, "label").text = label
                etree.SubElement(root, "content").text = "episodes"
                etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
                path = "plugin://plugin.video.emby/?id=%s&mode=recentepisodes&limit=25" %tagname
                etree.SubElement(root, "path").text = path
                WINDOW.setProperty("Emby.nodes.%s.recentepisodes.title" %str(windowPropId),label)
                path = "library://video/Emby - %s/%s_recent_episodes.xml"%(tagname_normalized,tagname_normalized)
                WINDOW.setProperty("Emby.nodes.%s.recentepisodes.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
                WINDOW.setProperty("Emby.nodes.%s.recentepisodes.content" %str(windowPropId),path)
                try:
                    etree.ElementTree(root).write(nodefile, xml_declaration=True)
                except:
                    etree.ElementTree(root).write(nodefile)
                
                #create tag node - inprogress items
                nodefile = os.path.join(libraryPath, tagname_normalized + "_progress_episodes.xml")
                root = etree.Element("node", {"order":"5", "type":"folder"})
                label = language(30178)
                etree.SubElement(root, "label").text = label
                etree.SubElement(root, "content").text = "episodes"
                etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
                path = "plugin://plugin.video.emby/?id=%s&mode=inprogressepisodes&limit=25" %tagname
                etree.SubElement(root, "path").text = path
                WINDOW.setProperty("Emby.nodes.%s.inprogressepisodes.title" %str(windowPropId),label)
                path = "library://video/Emby - %s/%s_progress_episodes.xml"%(tagname_normalized,tagname_normalized)
                WINDOW.setProperty("Emby.nodes.%s.inprogressepisodes.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
                WINDOW.setProperty("Emby.nodes.%s.inprogressepisodes.content" %str(windowPropId),path)
                try:
                    etree.ElementTree(root).write(nodefile, xml_declaration=True)
                except:
                    etree.ElementTree(root).write(nodefile)
            
            #create tag node - nextup items
            #for nextup we always use the dynamic content approach with the plugin's entrypoint because it involves a custom query
            nodefile = os.path.join(libraryPath, tagname_normalized + "_nextup_episodes.xml")
            root = etree.Element("node", {"order":"6", "type":"folder"})
            label = language(30179)
            etree.SubElement(root, "label").text = label
            etree.SubElement(root, "content").text = "episodes"
            path = "plugin://plugin.video.emby/?id=%s&mode=nextup&limit=25" %tagname
            etree.SubElement(root, "path").text = path
            etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
            WINDOW.setProperty("Emby.nodes.%s.nextepisodes.title" %str(windowPropId),label)
            path = "library://video/Emby - %s/%s_nextup_episodes.xml"%(tagname_normalized,tagname_normalized)
            WINDOW.setProperty("Emby.nodes.%s.nextepisodes.path" %str(windowPropId),"ActivateWindow(Video,%s,return)"%path)
            WINDOW.setProperty("Emby.nodes.%s.nextepisodes.content" %str(windowPropId),path)        
            try:
                etree.ElementTree(root).write(nodefile, xml_declaration=True)
            except:
                etree.ElementTree(root).write(nodefile)
    
    def buildVideoNodesListing(self):
            
        try:
        
            # the library path doesn't exist on all systems
            if not xbmcvfs.exists("special://profile/library/"):
                xbmcvfs.mkdir("special://profile/library") 
            if not xbmcvfs.exists("special://profile/library/video/"):
                #we need to copy over the default items
                shutil.copytree(xbmc.translatePath("special://xbmc/system/library/video"), xbmc.translatePath("special://profile/library/video"))
            
            #always cleanup existing Emby video nodes first because we don't want old stuff to stay in there
            path = "special://profile/library/video/"
            if xbmcvfs.exists(path):
                allDirs, allFiles = xbmcvfs.listdir(path)
                for dir in allDirs:
                    if dir.startswith("Emby "):
                        shutil.rmtree(xbmc.translatePath("special://profile/library/video/" + dir))
                for file in allFiles:
                    if file.startswith("emby"):
                        xbmcvfs.delete(path + file)
            
            #we build up a listing and set window props for all nodes we created
            #the window props will be used by the main entry point to quickly build up the listing and can be used in skins (like titan) too for quick reference
            #comment marcelveldt: please leave the window props as-is because I will be referencing them in titan skin...
            totalNodesCount = 0
            
            #build the listing for all views
            views_movies = ReadEmbyDB().getCollections("movies")
            if views_movies:
                for view in views_movies:
                    self.buildVideoNodeForView(view.get('title'), "movies", totalNodesCount)
                    totalNodesCount +=1
                    
            views_shows = ReadEmbyDB().getCollections("tvshows")
            if views_shows:
                for view in views_shows:
                    self.buildVideoNodeForView(view.get('title'), "tvshows", totalNodesCount)
                    totalNodesCount +=1

            #create tag node for emby channels
            nodefile = os.path.join(xbmc.translatePath("special://profile/library/video"), "emby_channels.xml")
            root = etree.Element("node", {"order":"1", "type":"folder"})
            label = language(30173)
            etree.SubElement(root, "label").text = label
            etree.SubElement(root, "content").text = "movies"
            etree.SubElement(root, "path").text = "plugin://plugin.video.emby/?id=0&mode=channels"
            etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
            WINDOW.setProperty("Emby.nodes.%s.title" %str(totalNodesCount),label)
            WINDOW.setProperty("Emby.nodes.%s.type" %str(totalNodesCount),"channels")
            path = "library://video/emby_channels.xml"
            WINDOW.setProperty("Emby.nodes.%s.path" %str(totalNodesCount),"ActivateWindow(Video,%s,return)"%path)
            WINDOW.setProperty("Emby.nodes.%s.content" %str(totalNodesCount),path)
            totalNodesCount +=1        
            try:
                etree.ElementTree(root).write(nodefile, xml_declaration=True)
            except:
                etree.ElementTree(root).write(nodefile)
                   
            #create tag node - favorite shows
            nodefile = os.path.join(xbmc.translatePath("special://profile/library/video"),"emby_favorite_shows.xml")
            root = etree.Element("node", {"order":"1", "type":"filter"})
            label = language(30181)
            etree.SubElement(root, "label").text = label
            etree.SubElement(root, "match").text = "all"
            etree.SubElement(root, "content").text = "tvshows"
            etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
            etree.SubElement(root, "order", {"direction":"ascending"}).text = "sorttitle"
            Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
            etree.SubElement(Rule, "value").text = "Favorite tvshows" #do not localize the tagname itself
            WINDOW.setProperty("Emby.nodes.%s.title" %str(totalNodesCount),label)
            WINDOW.setProperty("Emby.nodes.%s.type" %str(totalNodesCount),"favourites")
            path = "library://video/emby_favorite_shows.xml"
            WINDOW.setProperty("Emby.nodes.%s.path" %str(totalNodesCount),"ActivateWindow(Video,%s,return)"%path)
            WINDOW.setProperty("Emby.nodes.%s.content" %str(totalNodesCount),path)
            totalNodesCount +=1
            try:
                etree.ElementTree(root).write(nodefile, xml_declaration=True)
            except:
                etree.ElementTree(root).write(nodefile)
            
            #create tag node - favorite movies
            nodefile = os.path.join(xbmc.translatePath("special://profile/library/video"),"emby_favorite_movies.xml")
            root = etree.Element("node", {"order":"1", "type":"filter"})
            label = language(30180)
            etree.SubElement(root, "label").text = label
            etree.SubElement(root, "match").text = "all"
            etree.SubElement(root, "content").text = "movies"
            etree.SubElement(root, "icon").text = "special://home/addons/plugin.video.emby/icon.png"
            etree.SubElement(root, "order", {"direction":"ascending"}).text = "sorttitle"
            Rule = etree.SubElement(root, "rule", {"field":"tag","operator":"is"})
            etree.SubElement(Rule, "value").text = "Favorite movies" #do not localize the tagname itself
            WINDOW.setProperty("Emby.nodes.%s.title" %str(totalNodesCount),label)
            WINDOW.setProperty("Emby.nodes.%s.type" %str(totalNodesCount),"favourites")
            path = "library://video/emby_favorite_movies.xml"
            WINDOW.setProperty("Emby.nodes.%s.path" %str(totalNodesCount),"ActivateWindow(Video,%s,return)"%path)
            WINDOW.setProperty("Emby.nodes.%s.content" %str(totalNodesCount),path)
            totalNodesCount +=1
            try:
                etree.ElementTree(root).write(nodefile, xml_declaration=True)
            except:
                etree.ElementTree(root).write(nodefile)
            
            WINDOW.setProperty("Emby.nodes.total", str(totalNodesCount))               
                

        except Exception as e:
            utils.logMsg("Emby addon","Error while creating videonodes listings, restart required ?")
            print e