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import logging
import cherrypy
import turbogears
#from turbogears import controllers, identity, expose, widgets, validators
from turbogears import controllers, identity, expose, flash, validate, redirect, widgets, validators, error_handler
from turbogears.toolbox import catwalk
from model import Bookmarks, Categories

def get_category_options():
    categories = Categories.select()
    options = []
    for category in categories:
        options.append((category.id, category.categoryName))
    return options

class bookmark_fields(widgets.WidgetsList):
    name = widgets.TextField(validator=validators.NotEmpty)
    link = widgets.TextField(validator=validators.URL)
    description = widgets.TextArea(validator=validators.NotEmpty)
    select_categories = widgets.SingleSelectField(options=get_category_options())

bookmark_form = widgets.TableForm(fields=bookmark_fields(), submit_text="Bookmark speichern")

class Root(controllers.RootController):
    @expose(template="bookmarker.templates.index")
    def index(self):
        return dict()
        
    @expose(template="bookmarker.templates.list")
    def list(self):
        b=Bookmarks.select()
        return dict(bookmark=b)
    
    @expose(template="bookmarker.templates.categorylist")
    def list_by_category(self):
        cat=Categories.select()
        return dict(categories=cat)
    
    @expose(template="bookmarker.templates.form")
    def bookmark(self, *args, **kwargs):
        if args and args[0] == "add":
            values = []
            submit_action= "/save_bookmark/"
        if args and args[0] == "edit":
            try:
                b = Bookmarks.get(args[1])
                default_options = []
                for a in b.categories:
                    default_options.append(a.id)
                values = {"name" : b.name, "link": b.link, "description": b.description, "select_categories": default_options}
            except:
                values = ""
                flash = "That's not a valid Bookmark, do you want to add one now?"
            submit_action = "/save_bookmark/edit/%s" %args[1]
        return dict(form=bookmark_form, values=values, action=submit_action)

    @expose()
    @error_handler(bookmark)
    @validate(form=bookmark_form)
    def save_bookmark(self, *args, **kwargs):
        try:
            b=Bookmarks.get(args[1])
            b.name=kwargs["name"]
            b.link = kwargs["link"]
            b.description = kwargs["description"]
            Bookmarks.UpdateCategories(b,kwargs["select_categories"])
        except:
            b=Bookmarks(name=kwargs["name"], link = kwargs["link"], description = kwargs["description"])
            for item in kwargs["select_categories"]:
                b.addCategories(Categories.get(item))
        raise cherrypy.HTTPRedirect("/index")
    
    @expose( html=".templates.login")
    def login(self, *args, **kw):
        if hasattr(cherrypy.request, "identity_errors"):
            msg= _("You must provide your credentials before accessing this resource.")
            previous_url= cherrypy.request.path
        else:
            msg= _("Please log in.")
            previous_url= cherrypy.request.headers.get("Referer", "/")
        cherrypy.response.status=403
        return dict(message=msg, previous_url=previous_url, logging_in=True,
                     original_parameters=cherrypy.request.params)

    @expose()
    def logout(self):
        identity.current.logout()
        raise cherrypy.HTTPRedirect(turbogears.url("/"))

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values= ""
submit_action = ""

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return dict(form=bookmark_form, values=values, action=submit_action)

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if args and args[0] == "add":
            values = []
            submit_action= "/save_bookmark/"
        if args and args[0] == "edit":
            try:
                b = Bookmarks.get(args[1])
                default_options = []
                for a in b.categories:
                    default_options.append(a.id)
                values = {"name" : b.name, "link": b.link, "description": b.description, "select_categories": default_options}
            except:
                values = ""
                flash = "That's not a valid Bookmark, do you want to add one now?"
            submit_action = "/save_bookmark/edit/%s" %args[1]
        else: values = "Action not found..."
        return dict(form=bookmark_form, values=values, action=submit_action)