<?php
// IpNetworkController.php

class IpNetworkController extends mfBaseController {
    private User $me;

    protected function init(): void {
        $me = new User();
        $me->loadMe();
        $this->layout()->set("me", $me);
        $this->me = $me;

        if (!$this->me->isAdmin()) {
            $this->redirect("dashboard");
        }
    }

    protected function indexAction(): void {
        $JSGlobals = [
            "BASE_URL" => self::getUrl("IpNetwork"),
            "API_BASE_URL" => self::getUrl("IpNetwork"),
            "PAGE_TITLE" => "IPAM",
            "PATH" => [
                ["text" => MFAPPNAME_SLUG, "href" => self::getUrl("Dashboard")],
                ["text" => "IPAM", "href" => self::getUrl("IpNetwork")]
            ],
        ];

        $this->layout()->set("vueViewName", "IpNetwork");
        $this->layout()->set("JSGlobals", $JSGlobals);
        $this->layout()->setTemplate("VueViews/Vue");
    }

    protected function getAction() {
        $json = json_decode(file_get_contents('php://input'), true);

        $filters = $json['filters'] ?? [];
        $order = $json['order'] ?? ['key' => 'network_address', 'order' => 'asc'];
        $page = $json['pagination']['page'] ?? 1;
        $perPage = $json['pagination']['per_page'] ?? 50;
        $offset = ($page - 1) * $perPage;

        $networks = IpNetworkModel::getIpNetworks($filters, $perPage, $offset, $order);
        $total_rows = IpNetworkModel::countIpNetworks($filters);

        self::returnJson([
            "rows" => $networks,
            "pagination" => [
                "page" => $page,
                "total_pages" => ceil($total_rows / $perPage),
                "filtered_available" => intval($total_rows),
                "per_page" => $perPage,
                "total_rows" => intval($total_rows)
            ]
        ]);
    }

    protected function getByIdAction() {
        $id = $this->request->id;
        if (!$id) {
            self::sendError("Network ID is missing.");
        }

        $network = IpNetworkModel::getById($id);

        if ($network === null) {
            self::sendError("Network not found.");
        }

        self::returnJson(["success" => true, "network" => $network]);
    }

    protected function globalSearchAction() {
        $query = $this->request->q ?? '';
        if (strlen($query) < 2) {
            self::returnJson([]);
            return;
        }
        $suggestions = IpNetworkModel::findSuggestions($query);
        self::returnJson($suggestions);
    }

    protected function findNetworkByStringAction() {
        $networkString = $this->request->network_string;
        if (!$networkString) {
            self::sendError("Network string is missing.");
        }

        $network = IpNetworkModel::findByNetworkString($networkString);

        if ($network === null) {
            self::sendError("Network not found.");
        }

        $navigateToId = null;
        if ($network->cidr < 31) {
            $navigateToId = $network->id;
        } else {
            $navigateToId = $network->parent_network_id;
        }

        self::returnJson(["success" => true, "navigateToId" => $navigateToId]);
    }

    protected function createAction() {
        $json = json_decode(file_get_contents('php://input'), true);

        try {
            IpNetworkModel::createIpNetwork($json);
            self::returnJson([
                "success" => true,
                "message" => "IP-Netzwerk wurde erstellt."
            ]);
        } catch (Exception $e) {
            self::sendError($e->getMessage());
        }
    }

    protected function updateAction() {
        $json = json_decode(file_get_contents('php://input'), true);

        if (empty($json['id'])) {
            self::sendError("Netzwerk-ID fehlt.");
        }

        try {
            IpNetworkModel::updateIpNetwork($json);
            self::returnJson([
                "success" => true,
                "message" => "IP-Netzwerk wurde aktualisiert."
            ]);
        } catch (Exception $e) {
            self::sendError($e->getMessage());
        }
    }

    protected function deleteAction() {
        $json = json_decode(file_get_contents('php://input'), true);

        if (empty($json['id'])) {
            self::sendError("Netzwerk-ID fehlt.");
        }

        try {
            IpNetworkModel::deleteIpNetwork($json['id']);
            self::returnJson([
                "success" => true,
                "message" => "IP-Netzwerk wurde gelöscht."
            ]);
        } catch (Exception $e) {
            self::sendError($e->getMessage());
        }
    }
}