'use server';

import { revalidatePath } from 'next/cache';
import { requireStaff } from '@/lib/admin/guard';
import { logStaffActivity } from '@/lib/services/staff-activity';
import { prisma } from '@/lib/prisma';

/** Parse a FormData field into a positive BigInt id, or null when invalid. */
function parseId(raw: FormDataEntryValue | null): bigint | null {
  if (typeof raw !== 'string' || raw.trim() === '') return null;
  try {
    const id = BigInt(raw.trim());
    return id > 0n ? id : null;
  } catch {
    return null;
  }
}

/**
 * Delete a radio shout from the DJ moderation page. Re-reads auth via
 * requireStaff, writes a staff-activity audit entry and revalidates the
 * moderation route. Fails soft if the row is already gone.
 */
export async function deleteShout(formData: FormData): Promise<void> {
  const staff = await requireStaff();
  const id = parseId(formData.get('id'));
  if (id === null) return;

  try {
    await prisma.radioShouts.delete({ where: { id } });
    await logStaffActivity({
      staffId: staff.id,
      action: 'radio.shout.delete',
      description: `Deleted radio shout #${id}`,
      targetType: 'radio_shout',
      targetId: Number(id),
    });
  } catch {
    // Row may already be gone; ignore so the action does not throw.
  }

  revalidatePath('/admin/radio/moderation');
}