import { NextResponse } from "next/server";
import type { NextRequest } from "next/server";
import { createRequestId, logServerAction, withServerTiming } from "@/lib/server/logging/logger";
import { getDiskInventory } from "@/lib/server/modules/system/disk-service";
import { requireApiSession } from "@/lib/server/modules/auth/api";

export const runtime = "nodejs";

export async function GET(request: NextRequest) {
  const apiSession = await requireApiSession(request);
  if (apiSession.response) return apiSession.response;
  const requestId = createRequestId();

  try {
    return await withServerTiming(
      { layer: "api", action: "system.disks.list", requestId },
      async () => {
        const inventory = await getDiskInventory();

        logServerAction({
          layer: "api",
          action: "system.disks.list.response",
          status: inventory.unavailableReason ? "error" : "success",
          requestId,
          message: inventory.unavailableReason ?? `Listed ${inventory.disks.length} disk(s)`,
        });

        return NextResponse.json({ data: inventory });
      },
    );
  } catch (error) {
    logServerAction({
      level: "error",
      layer: "api",
      action: "system.disks.list.response",
      status: "error",
      requestId,
      message: "Failed to list disks",
      error,
    });
    return NextResponse.json({ error: "Failed to list disks" }, { status: 500 });
  }
}