"use server";

import { revalidatePath } from "next/cache";
import { requirePermission } from "@/lib/admin/guard";
import { PERMS } from "@/lib/permissions";
import { prisma } from "@/lib/prisma";

function parseIp(formData: FormData): string {
	return String(formData.get("ipAddress") ?? "")
		.normalize("NFC")
		.trim()
		.slice(0, 255);
}

function parseAsn(formData: FormData): string | null {
	const asn = String(formData.get("asn") ?? "")
		.normalize("NFC")
		.trim()
		.slice(0, 255);
	return asn || null;
}

export async function addWhitelist(formData: FormData): Promise<void> {
	await requirePermission(PERMS.SETTINGS_EDIT);
	const ipAddress = parseIp(formData);
	if (!ipAddress) return;
	const asn = parseAsn(formData);
	await prisma.websiteIpWhitelist.create({
		data: { ipAddress, asn, whitelistAsn: asn != null },
	});
	revalidatePath("/admin/ip");
}

export async function deleteWhitelist(formData: FormData): Promise<void> {
	await requirePermission(PERMS.SETTINGS_EDIT);
	const raw = String(formData.get("id") ?? "")
		.normalize("NFC")
		.trim();
	if (!raw) return;
	await prisma.websiteIpWhitelist.delete({ where: { id: BigInt(raw) } });
	revalidatePath("/admin/ip");
}

export async function addBlacklist(formData: FormData): Promise<void> {
	await requirePermission(PERMS.SETTINGS_EDIT);
	const ipAddress = parseIp(formData);
	if (!ipAddress) return;
	const asn = parseAsn(formData);
	await prisma.websiteIpBlacklist.create({
		data: { ipAddress, asn, blacklistAsn: asn != null },
	});
	revalidatePath("/admin/ip");
}

export async function deleteBlacklist(formData: FormData): Promise<void> {
	await requirePermission(PERMS.SETTINGS_EDIT);
	const raw = String(formData.get("id") ?? "")
		.normalize("NFC")
		.trim();
	if (!raw) return;
	await prisma.websiteIpBlacklist.delete({ where: { id: BigInt(raw) } });
	revalidatePath("/admin/ip");
}