// app/api/account/profile/route.ts
export const runtime = "nodejs";

import { NextResponse } from "next/server";
import { requireBearer } from "@/app/api/_lib/auth";

const API = (process.env.NEXT_PUBLIC_API_BASE_URL || "").replace(/\/$/, "");
const bad = (m: string, c=400) => NextResponse.json({ error: m }, { status: c });

export async function GET() {
    // show username (read-only) + editable fields
    // allow missing email
    try {
        // caller is already gated by middleware; no token needed for GET here
        return NextResponse.json({ ok: true });
    } catch (e: any) {
        return bad(e?.message || "Failed to load profile", e?.status || 500);
    }
}

export async function PATCH(req: Request) {
    try {
        const bearer = requireBearer(req);
        const body = await req.json().catch(() => ({}));

        const payload: any = {};
        if (typeof body.first_name === "string") payload.first_name = body.first_name.trim();
        if (typeof body.last_name === "string")  payload.last_name  = body.last_name.trim();
        if (typeof body.location === "string")   payload.location   = body.location.trim();
        if ("email" in body) {
            const e = String(body.email ?? "").trim();
            payload.email = e ? e : null; // ← optional! blank clears it
        }
        // (password handled by /api/account/password)

        const r = await fetch(`${API}/users/me`, {
            method: "PATCH",
            headers: { Authorization: bearer, "Content-Type": "application/json" },
            body: JSON.stringify(payload),
        });
        const j = await r.json().catch(() => ({}));
        if (!r.ok) return bad(j?.errors?.[0]?.message || "Update failed", r.status);

        return NextResponse.json({ ok: true });
    } catch (e: any) {
        return bad(e?.message || "Unexpected error", e?.status || 500);
    }
}