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

from django.contrib.auth.models import User


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
    # )
    cid = tables.LinkColumn(
        "cid_scores", args=[A("cid"), A("passcode")], orderable=True
    )

    # physics_exams = tables.ManyToManyColumn(verbose_name="Physics Exams")
    # rapid_exams = tables.ManyToManyColumn(verbose_name="Rapid Exams")
    # sba_exams = tables.ManyToManyColumn(verbose_name="SBA Exams")
    # longs_exams = tables.ManyToManyColumn(verbose_name="Long Exams")
    # anatomy_exams = tables.ManyToManyColumn(verbose_name="Anatomy Exams")
    group = tables.Column(linkify=True)

    selection = tables.CheckBoxColumn(accessor="pk", orderable=False)

    emails = tables.Column(empty_values=(), orderable=False)

    edit = tables.LinkColumn(
        "generic:update_cid", text="Edit", args=[A("pk")], orderable=True
    )

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

    def __init__(self, data=None, *args, **kwargs):
        super().__init__(
            data.prefetch_related("group"),
            *args,
            **kwargs,
        )

    def render_emails(self, value, record):
        print(self)
        if record.supervisor is not None:
            return format_html("""{}\n[{}]""", record.email, record.supervisor.email)
        else:
            return format_html(record.email)


class CidUserExamTable(tables.Table):
    # edit = tables.LinkColumn(
    #    "anatomy:anatomy_question_update", text="Edit", args=[A("pk")], orderable=False
    # )
    cid = tables.LinkColumn(
        "cid_scores", args=[A("cid"), A("passcode")], orderable=True
    )

    physics_exams = tables.ManyToManyColumn(verbose_name="Physics Exams")
    rapid_exams = tables.ManyToManyColumn(verbose_name="Rapid Exams")
    sba_exams = tables.ManyToManyColumn(verbose_name="SBA Exams")
    longs_exams = tables.ManyToManyColumn(verbose_name="Long Exams")
    anatomy_exams = tables.ManyToManyColumn(verbose_name="Anatomy Exams")

    selection = tables.CheckBoxColumn(accessor="pk", orderable=False)

    emails = tables.Column(empty_values=(), orderable=False)

    edit = tables.LinkColumn(
        "generic:update_cid", text="Edit", args=[A("pk")], orderable=True
    )

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

    def __init__(self, data=None, *args, **kwargs):
        super().__init__(
            data.prefetch_related(
                "physics_exams",
                "rapid_exams",
                "sba_exams",
                "anatomy_exams",
                "longs_exams",
                "group",
            ),
            *args,
            **kwargs,
        )

    def render_emails(self, value, record):
        if record.supervisor is not None:
            return format_html("""{}\n[{}]""", record.email, record.supervisor.email)
        else:
            return format_html(record.email)


#    def render_cid(self, value, record):
#        return format_html("""<a href="#" onclick="return window.create_popup_window('/longs/series/{}', 'Series')" >Popup</a>""", record.pk)


class UserUserTable(tables.Table):
    # edit = tables.LinkColumn(
    #    "anatomy:anatomy_question_update", text="Edit", args=[A("pk")], orderable=False
    # )

    user = tables.Column(
        linkify={"viewname": "account_profile", "args": [A("username")]},
        orderable=True,
        verbose_name="User",
        empty_values=(),
    )

    supervisor = tables.Column(
        linkify={
            "viewname": "generic:supervisor_detail",
            "args": [A("userprofile__supervisor__pk")],
        },
        orderable=True,
        verbose_name="Supervisor",
        accessor=A("userprofile__supervisor"),
    )

    selection = tables.CheckBoxColumn(accessor="pk", orderable=False)

    edit = tables.Column(
        empty_values=(),
        linkify={"viewname": "account_update", "args": [A("username")]},
        orderable=True,
        verbose_name="Edit",
    )

    user_groups = tables.ManyToManyColumn(verbose_name="Groups", linkify_item=True)

    date_joined = tables.DateTimeColumn(format="Y/m/d")

    class Meta:
        model = User
        template_name = "django_tables2/bootstrap4.html"
        fields = (
            # "cid",
            # "userprofile",
            "userprofile__grade",
            "date_joined",
            # "user_groups",
            # "userprofile.supervisor",
            # "email",
        )
        sequence = (
            "user",
            "userprofile__grade",
            "supervisor",
            "user_groups",
            "date_joined",
            "edit",
        )

    def __init__(self, data=None, *args, **kwargs):
        super().__init__(
            data.prefetch_related(
                "userprofile",
                "user_groups",
                "userprofile__grade",
                "supervisor",
            ),
            *args,
            **kwargs,
        )

    # This should be avoidable?
    def render_edit(self, value, record):
        return "Edit"

    def render_user(self, value, record):
        return format_html(
            "{} {}<br/>{}<br/>{}",
            record.first_name,
            record.last_name,
            record.username,
            record.email,
        )