// app/api/options/laser_source/route.ts
export const dynamic = "force-dynamic";

import { NextRequest, NextResponse } from "next/server";
const BASE = (process.env.DIRECTUS_URL || "").replace(/\/$/, "");

export async function GET(req: NextRequest) {
    try {
        const userAt = req.cookies.get("ma_at")?.value;
        if (!userAt) return NextResponse.json({ error: "Not authenticated" }, { status: 401 });

        const url = new URL(`${BASE}/items/laser_source`);
        // IMPORTANT: schema uses submission_id as the FK target
        url.searchParams.set("fields", "submission_id,make,model,nm");
        url.searchParams.set("sort", "make,model");

        const res = await fetch(String(url), {
            headers: { Accept: "application/json", Authorization: `Bearer ${userAt}` },
            cache: "no-store",
        });

        const text = await res.text().catch(() => "");
        const json = text ? JSON.parse(text) : {};
        if (!res.ok) {
            return NextResponse.json({ error: `Directus ${res.status}: ${text || res.statusText}` }, { status: res.status });
        }

        const rows: Array<{ submission_id: string | number; make?: string; model?: string; nm?: string | number }> =
        json?.data ?? [];

        const data = rows
        .map((r) => {
            const parts = [r.make, r.model, r.nm ? `${r.nm}nm` : null].filter(Boolean);
            return { id: r.submission_id, label: parts.join(" ") };
        })
        .filter((x) => x.label);

        return NextResponse.json({ data });
    } catch (e: any) {
        return NextResponse.json({ error: e?.message || "Failed to load laser sources" }, { status: 500 });
    }
}