---
import {
    Activity,
    Sparkles,
    Settings,
    Wand2,
    Video,
    Terminal,
    BarChart3,
    Menu,
    X,
} from "lucide-react";
import SystemStatus from "./SystemStatus.tsx";

const currentPath = Astro.url.pathname;
const basePath = "__ALCHEMIST_BASE_URL__";
const withBase = (href: string) => `${basePath}${href === "/" ? "/" : href}`;
const strippedPath =
    basePath && currentPath.startsWith(basePath)
        ? currentPath.slice(basePath.length) || "/"
        : currentPath;

const navItems = [
    { href: "/", label: "Dashboard", Icon: Activity },
    { href: "/jobs", label: "Jobs", Icon: Video },
    { href: "/logs", label: "Logs", Icon: Terminal },
    { href: "/stats", label: "Statistics", Icon: BarChart3 },
    { href: "/intelligence", label: "Intelligence", Icon: Sparkles },
    { href: "/convert", label: "Convert", Icon: Wand2 },
    { href: "/settings", label: "Settings", Icon: Settings },
];
---

{/* Mobile top bar */}
<div class="lg:hidden flex items-center justify-between px-4 py-3 bg-helios-surface border-b border-helios-line/60">
    <a href={withBase("/")} class="font-bold text-lg tracking-tight text-helios-ink">Alchemist</a>
    <button
        id="sidebar-hamburger"
        aria-label="Open navigation"
        class="p-2 rounded-md text-helios-slate hover:bg-helios-surface-soft hover:text-helios-ink transition-colors"
    >
        <Menu size={22} />
    </button>
</div>

{/* Mobile overlay backdrop */}
<div
    id="sidebar-backdrop"
    class="hidden lg:hidden fixed inset-0 z-40 bg-black/50"
    aria-hidden="true"
></div>

{/* Sidebar — hidden on mobile until hamburger opens it */}
<aside
    id="sidebar"
    class="hidden lg:flex w-64 bg-helios-surface border-r border-helios-line/60 flex-col p-4 gap-4
           fixed lg:static inset-y-0 left-0 z-50 lg:z-auto
           transition-transform duration-200 lg:transition-none"
>
    <a
        href={withBase("/")}
        class="flex items-center px-3 pb-4 border-b border-helios-line/40"
    >
        <span class="font-bold text-lg tracking-tight text-helios-ink">
            Alchemist
        </span>
        <button
            id="sidebar-close"
            aria-label="Close navigation"
            class="lg:hidden ml-auto p-1 rounded-md text-helios-slate hover:bg-helios-surface-soft hover:text-helios-ink transition-colors"
        >
            <X size={18} />
        </button>
    </a>

    <nav class="flex flex-col gap-2 flex-1">
        {
            navItems.map(({ href, label, Icon }) => {
                const isActive =
                    strippedPath === href ||
                    (href !== "/" && strippedPath.startsWith(href));
                return (
                    <a
                        href={withBase(href)}
                        class:list={[
                            "flex items-center gap-3 px-3 py-2 rounded-md border-l-2 border-transparent transition-colors whitespace-nowrap",
                            isActive
                                ? "border-helios-solar bg-helios-solar/10 text-helios-ink font-semibold"
                                : "text-helios-slate hover:bg-helios-surface-soft hover:text-helios-ink",
                        ]}
                    >
                        <Icon size={18} />
                        <span>{label}</span>
                    </a>
                );
            })
        }
    </nav>

    <div class="mt-auto">
        <div class="border-t border-helios-line/30 pt-3">
            <SystemStatus client:load />
        </div>
    </div>
</aside>

<script>
    function initSidebar() {
        const hamburger = document.getElementById("sidebar-hamburger");
        const closeBtn = document.getElementById("sidebar-close");
        const backdrop = document.getElementById("sidebar-backdrop");
        const sidebar = document.getElementById("sidebar");

        if (!hamburger || !closeBtn || !backdrop || !sidebar) return;

        function openSidebar() {
            sidebar!.classList.remove("hidden");
            backdrop!.classList.remove("hidden");
            document.body.style.overflow = "hidden";
        }

        function closeSidebar() {
            sidebar!.classList.add("hidden");
            backdrop!.classList.add("hidden");
            document.body.style.overflow = "";
        }

        hamburger.addEventListener("click", openSidebar);
        closeBtn.addEventListener("click", closeSidebar);
        backdrop.addEventListener("click", closeSidebar);
    }

    // Run on initial load and after Astro view transitions
    initSidebar();
    document.addEventListener("astro:after-swap", initSidebar);
</script>