import django_tables2 as tables
from django_tables2.utils import A

from django.utils.html import format_html

from easy_thumbnails.files import get_thumbnailer

from easy_thumbnails.exceptions import InvalidImageFormatError

from generic.models import CidUser


class ImageColumn(tables.Column):
    def render(self, value):
        try:
            thumbnailer = get_thumbnailer(value)
            return format_html('<img src="/media/{}" />', thumbnailer["exam-list"])
        except InvalidImageFormatError:
            return format_html('<span title="{}">Invalid image url<span>', value)


class CidUserTable(tables.Table):
    #edit = tables.LinkColumn(
    #    "anatomy:anatomy_question_update", text="Edit", args=[A("pk")], orderable=False
    #)
    #view = tables.LinkColumn(
    #    "anatomy:question_detail", text="View", args=[A("pk")], orderable=False
    #)
    #image = ImageColumn("image", orderable=False)
    # clone = tables.LinkColumn('anatomy:anatomy_question_clone',
    #                          text='Clone',
    #                          args=[A('pk')],
    #                          orderable=False)
    physics_exams = tables.ManyToManyColumn(verbose_name="Physics Exams")

    class Meta:
        model = CidUser
        template_name = "django_tables2/bootstrap4.html"
        fields = (
            "cid",
            "passcode",
            "active",
        )
        #sequence = ("view")