"""

Permissions for core objects

"""

import logging

from rest_framework.permissions import IsAuthenticated

from notes.models import Session

logger = logging.getLogger(__name__)

class SessionPermission(IsAuthenticated):

    """

    Pemissions for sessions

    """

    def has_object_permission(self, request, view, obj):

        return request.user == obj.owner

class NotePermission(IsAuthenticated):

    """

    Permissions for notes

    """

    def has_permission(self, request, view):

        """

        Return `True` if permission is granted, `False` otherwise.

        """

        is_authenticated = super().has_permission(request, view)

        if not is_authenticated:

            return False

        session_ext_id = view.kwargs.get('session_ext_id')

        if is_authenticated and session_ext_id:

            return Session.objects.filter(ext_id=session_ext_id, owner=request.user).exists()

        else:

            return True

class RootNotePermission(IsAuthenticated):

    """

    Permissions for notes

    """

    def has_permission(self, request, view):

        """

        Return `True` if permission is granted, `False` otherwise.

        """

        is_authenticated = super().has_permission(request, view)

        return is_authenticated

        # if not is_authenticated:

        #     return False

        # session_ext_id = view.kwargs.get('session_ext_id')

        # if is_authenticated and session_ext_id:

        #     return Session.objects.filter(ext_id=session_ext_id, owner=request.user).exists()

        # else:

        #     return True