# python import
import logging
# ..
from gettext import gettext as _

# sugar import
from sugar.activity import activity
# hulahop import
from hulahop.webview import WebView

# nutriweb import
import run
# ..
from nutriweb.ui import toolbar

# get application logger
logger = logging.getLogger(run.APP_NAME)


URL_BASE = 'http://localhost:5000/'


def _toolbar_changed(toolbox, page, activity_):
    """Catch toolbox activity tab focus to display settings screen.
    """
    # is the activity tab?
    if page == 0:
        # show the activity screen
        activity_._change_screen(toolbar=None, name='activity')
    else:
        pass
    # propagate it
    return True


class NutriWebActivity(activity.Activity, run.nutriweb):

    def __init__(self, handle):
        # init parents
        run.nutriweb.__init__(self)
        activity.Activity.__init__(self, handle)
        # ..
        self.max_participants = 1
        # get toolbox
        self._toolbox = activity.ActivityToolbox(self)
        # add tool bars
        self.set_toolbox(self._toolbox)
        # ...
        self.web_view = WebView()
        self.set_canvas(self.web_view)
        self.web_view.show()
        # show
        self._toolbox.show()
        # tmp var
        _toolbar = None
        # init toolbars
        for _n in ['eating', 'spare-time']:
            # init toolbar
            _t = toolbar.Toolbar(self, name=_n)
            # if default toolbar .. set default screen
            if _n == 'eating':
                self._change_screen(_t)
                _toolbar = _t
        # set default tab
        self._toolbox.set_current_toolbar(1)
        # ..
        self._toolbox.connect('current-toolbar-changed', _toolbar_changed, self)

    def get_toolbox(self):
        return self._toolbox

    def _change_screen(self, toolbar=None, name=None):
        # ...
        _name = toolbar.name if name is None else name
        # ...
        self.web_view.load_uri(URL_BASE + _name)

    def read_file(self, file_path):
        # .. should be overriden
        pass

    def write_file(self, file_path):
        # .. should be overriden
        pass

    def close(self, skip_save=False):
        run.nutriweb.close(self)
        activity.Activity.close(self, skip_save=True)