"use client";

import { useEffect, useState } from "react";

type Rig = {
    id: string | number;
    name: string;
    notes?: string;
    rig_type?: { id: number; name: string };
    laser_source?: { submission_id: number; make?: string; model?: string };
    laser_scan_lens?: { id: number; field_size?: string; focal_length?: string };
    laser_focus_lens?: { id: number; name?: string };
    laser_scan_lens_apt?: { id: number; name?: string };
    laser_scan_lens_exp?: { id: number; name?: string };
    laser_software?: { id: number; name?: string };
};

function fmtX(v?: string) {
    if (!v) return "";
    const s = String(v).trim();
    if (/x$/i.test(s)) return s;
    if (/^\d+(\.\d+)?$/.test(s)) {
        if (/^\d$/.test(s)) return `0${s}x`;
        return `${s}x`;
    }
    const m = s.match(/(\d+(?:\.\d+)?)/);
    if (m) {
        const n = m[1];
        if (/^\d$/.test(n)) return `0${n}x`;
        return `${n}x`;
    }
    return `${s}x`;
}

export default function RigsListClient() {
    const [rows, setRows] = useState<Rig[]>([]);
    const [loading, setLoading] = useState(false);

    async function load() {
        setLoading(true);
        try {
            const res = await fetch("/api/rigs", { credentials: "include", cache: "no-store" });
            const data = await res.json();
            setRows(Array.isArray(data) ? data : data?.data ?? []);
        } finally {
            setLoading(false);
        }
    }

    useEffect(() => { load(); }, []);

    async function remove(id: string | number) {
        if (!confirm("Delete this rig?")) return;
        const res = await fetch(`/api/rigs?id=${encodeURIComponent(String(id))}`, {
            method: "DELETE",
            credentials: "include",
        });
        if (res.ok) load();
        else alert("Failed to delete");
    }

    if (loading) return <div className="text-sm opacity-70">Loading…</div>;
    if (!rows.length) return <div className="text-sm opacity-70">No rigs yet.</div>;

    return (
        <div className="space-y-3">
        {rows.map((r) => (
            <div key={r.id} className="rounded border p-3">
            <div className="flex items-center justify-between gap-3">
            <div className="font-medium">{r.name}</div>
            <button onClick={() => remove(r.id)} className="text-sm px-2 py-1 border rounded hover:bg-muted">
            Delete
            </button>
            </div>
            <div className="text-sm text-muted-foreground mt-1">
            {r.rig_type?.name ? <>Type: {r.rig_type.name}. </> : null}
            {r.laser_source ? <>Source: {[r.laser_source.make, r.laser_source.model].filter(Boolean).join(" ") || r.laser_source.submission_id}. </> : null}
            {r.laser_focus_lens?.name ? <>Focus Lens: {r.laser_focus_lens.name}. </> : null}
            {r.laser_scan_lens ? <>Scan Lens: {[r.laser_scan_lens.field_size && `${r.laser_scan_lens.field_size}mm`, r.laser_scan_lens.focal_length && `${r.laser_scan_lens.focal_length}mm`].filter(Boolean).join(" / ")}. </> : null}
            {r.laser_scan_lens_apt?.name ? <>Scan Lens Apt: {r.laser_scan_lens_apt.name}. </> : null}
            {r.laser_scan_lens_exp?.name ? <>Scan Lens Exp: {fmtX(r.laser_scan_lens_exp.name)}. </> : null}
            {r.laser_software?.name ? <>Software: {r.laser_software.name}. </> : null}
            </div>
            {r.notes ? <div className="text-sm mt-2">{r.notes}</div> : null}
            </div>
        ))}
        </div>
    );
}