cmsmanage/dashboard/__init__.py

import dataclasses
from typing import Any

from django.http import HttpRequest

DASHBOARD_CARDS = {}


def register(fragment):
    DASHBOARD_CARDS[fragment.name] = fragment
    return fragment


@dataclasses.dataclass
class Link:
    text: str
    href: str
    tooltip: str | None = None
    body: str | None = None
    _: dataclasses.KW_ONLY
    permission: str | None


class DashboardFragment:
    name: str
    template: str
    context: Any = None
    visible: bool = True

    def __init__(self, request: HttpRequest):
        self.request = request


class LinksCardDashboardFragment(DashboardFragment):
    template = "dashboard/links_card.dj.html"
    links: list[Link] = []

    @property
    def context(self):
        return {"links": self.links}

    @property
    def visible(self) -> bool:
        return any(
            link.permission is None or self.request.user.has_perm(link.permission)
            for link in self.links
        )