# dashboard/components/sidebar.py

from dash import html
import dash_bootstrap_components as dbc
from dash_iconify import DashIconify

def Sidebar(collapsed: bool = False):
    """
    Gibt nur den Inhalt der Sidebar zurück (ohne das äußere div mit id="sidebar").
    Das äußere div wird bereits in app.py definiert.
    """

    nav_items = [
        {"label": "Übersicht",    "href": "/overview",    "icon": "mdi:view-dashboard"},
        {"label": "Termine",      "href": "/appointments","icon": "mdi:calendar"},
        {"label": "Bildschirme",  "href": "/clients",     "icon": "mdi:monitor"},
        {"label": "Einstellungen","href": "/settings",    "icon": "mdi:cog"},
        {"label": "Benutzer",     "href": "/users",       "icon": "mdi:account"},
    ]

    if collapsed:
        nav_links = [
            dbc.NavLink(
                DashIconify(icon=item["icon"], width=24),
                href=item["href"],
                active="exact",
                className="sidebar-item-collapsed",
                id={"type": "nav-item", "index": item["label"]},
            )
            for item in nav_items
        ]
    else:
        nav_links = [
            dbc.NavLink(
                [
                    DashIconify(icon=item["icon"], width=24),
                    html.Span(item["label"], className="ms-2 sidebar-label"),
                ],
                href=item["href"],
                active="exact",
                className="sidebar-item",
                id={"type": "nav-item", "index": item["label"]},
            )
            for item in nav_items
        ]

    return [
        html.Div(
            className="sidebar-toggle",
            children=html.Button(
                DashIconify(icon="mdi:menu", width=28),
                id="btn-toggle-sidebar",
                className="toggle-button",
            )
        ),
        dbc.Collapse(
            dbc.Nav(
                nav_links,
                vertical=True,
                pills=True,
                className="sidebar-nav",
            ),
            is_open=not collapsed,
            className="sidebar-nav",
        ) if not collapsed else
        dbc.Nav(
            nav_links,
            vertical=True,
            pills=True,
            className="sidebar-nav-collapsed",
        ),
    ]