// components/portal/UtilitySwitcher.tsx
"use client";

import { useRouter, useSearchParams } from "next/navigation";
import { cn } from "@/lib/utils";

type Item = {
    label: string;
    note: string;
    icon: string;
    href: string;
    check?: string;
    /** present only for subdomain links */
    target?: "_blank";
};

type Tab = "onsite" | "subdomains";

const TABS: { key: Tab; label: string }[] = [
    { key: "onsite", label: "On-site" },
{ key: "subdomains", label: "Subdomains" },
];

/** Raw catalog (from your old dashboard) */
const RAW_ITEMS: Item[] = [
    // --- on-site (same tab)
    {
        label: "Laser Toolkit",
        note: "convert laser settings, interval and more",
        icon: "toolkit.png",
        href: "https://makearmy.io/laser-toolkit",
        check: "https://makearmy.io/laser-toolkit",
    },
{
    label: "File Server",
    note: "download from our file explorer",
    icon: "fs.png",
    href: "https://makearmy.io/files",
    check: "https://makearmy.io/files",
},
{
    label: "Buying Guide",
    note: "reviews and listings for relevant products",
    icon: "bg.png",
    href: "https://makearmy.io/buying-guide",
    check: "https://makearmy.io/buying-guide",
},
{
    label: "SVGnest",
    note: "automatically nests parts and exports svg",
    icon: "nest.png",
    href: "https://makearmy.io/svgnest",
    check: "https://makearmy.io/svgnest",
},
{
    label: "BG Remover",
    note: "advanced open source background remover featuring 10 AI models",
    icon: "bgrm.png",
    href: "https://makearmy.io/background-remover",
    check: "https://makearmy.io/background-remover",
},
// --- subdomains (new tab)
{
    label: "Picsur",
    note: "Simple Image Host",
    icon: "picsur.png",
    href: "https://images.makearmy.io",
    target: "_blank",
    check: "https://images.makearmy.io",
},
{
    label: "PrivateBin",
    note: "Your encrypted internet clipboard.",
    icon: "privatebin.png",
    href: "https://paste.makearmy.io/",
    target: "_blank",
    check: "https://paste.makearmy.io/",
},
{
    label: "Forgejo",
    note: "git for our community members",
    icon: "forgejo.png",
    href: "https://forge.makearmy.io",
    target: "_blank",
    check: "https://forge.makearmy.io",
},
];

function classify(items: Item[]) {
    const onsite: Item[] = [];
    const subdomains: Item[] = [];
    for (const it of items) {
        try {
            const u = new URL(it.href);
            if (u.hostname === "makearmy.io") onsite.push(it);
            else subdomains.push(it);
        } catch {
            // Treat malformed URLs as on-site paths
            onsite.push(it);
        }
    }
    return { onsite, subdomains };
}

const { onsite: ONSITE, subdomains: SUBS } = classify(RAW_ITEMS);

function Grid({ items, external }: { items: Item[]; external: boolean }) {
    return (
        <div className="grid gap-3 sm:grid-cols-2 lg:grid-cols-3">
        {items.map((it) => {
            const iconSrc = `/images/utils/${it.icon}`;
            const isExternal = external || it.target === "_blank";
            return (
                <a
                key={it.href}
                href={it.href}
                {...(isExternal ? { target: "_blank", rel: "noopener noreferrer" } : {})}
                className="group rounded-md border p-3 transition hover:bg-muted focus:outline-none focus:ring-2 focus:ring-offset-2"
                >
                <div className="flex items-start gap-3">
                {/* eslint-disable-next-line @next/next/no-img-element */}
                <img
                src={iconSrc}
                alt=""
                width={32}
                height={32}
                className="h-8 w-8 rounded-md border object-cover"
                onError={(e) => {
                    (e.currentTarget as HTMLImageElement).style.display = "none";
                }}
                />
                <div className="min-w-0">
                <div className="flex items-center gap-2">
                <div className="truncate font-medium">{it.label}</div>
                {isExternal && (
                    <span className="rounded bg-muted px-1.5 py-0.5 text-[10px] uppercase tracking-wide text-muted-foreground">
                    new tab
                    </span>
                )}
                </div>
                <div className="truncate text-sm text-muted-foreground">{it.note}</div>
                </div>
                </div>
                </a>
            );
        })}
        </div>
    );
}

export default function UtilitySwitcher() {
    const router = useRouter();
    const sp = useSearchParams();

    const activeRaw = (sp.get("t") || "onsite").toLowerCase();
    const active: Tab = (TABS.some((t) => t.key === activeRaw) ? activeRaw : "onsite") as Tab;

    function setTab(next: Tab) {
        const q = new URLSearchParams(sp.toString());
        q.set("t", next);
        router.replace(`/portal/utilities?${q.toString()}`, { scroll: false });
    }

    return (
        <div>
        <div className="mb-4 flex flex-wrap items-center gap-2">
        {TABS.map(({ key, label }) => (
            <button
            key={key}
            onClick={() => setTab(key)}
            className={cn(
                "rounded-md border px-3 py-1.5 text-sm transition",
                active === key ? "bg-primary text-primary-foreground" : "hover:bg-muted"
            )}
            >
            {label}
            </button>
        ))}
        </div>

        <div className="rounded-md border p-4">
        {active === "onsite" ? (
            <Grid items={ONSITE} external={false} />
        ) : (
            <Grid items={SUBS} external={true} />
        )}
        </div>
        </div>
    );
}