<?php

class PreorderIFrameController extends mfBaseController
{
    private PreorderIFrameModel $preorderIFrameModel;

    public function init()
    {
        $this->preorderIFrameModel = new PreorderIFrameModel();
    }

    public function indexAction()
    {
        $vue_config = [
            'baseUrl' => '/PreorderIFrame',
            'clusterId' => $this->request->get('clusterId') ? intval($this->request->get('clusterId')) : null,
            'gemeindeId' => $this->request->get('gemeindeId') ? intval($this->request->get('gemeindeId')) : null,
            'color' => htmlspecialchars($this->request->get('color', 'blue')),
            'orderType' => htmlspecialchars($this->request->get('orderType', 'order')), // 'order' or 'interest'
        ];

        $this->layout()->set("JSGlobals", $vue_config);
        $this->layout()->setTemplate("VueViews/PreorderIFrame");
    }

    // --- API ENDPOINTS ---

    public function getClustersAction()
    {
        self::returnJson(['clusters' => $this->preorderIFrameModel->getClusters($_SERVER['HTTP_X_FRAME_REFERRER'])]);
    }

    public function getClusterInfoAction()
    {
        $clusterId = $this->request->get('cluster_id');
        if (!$clusterId) self::sendError("Cluster ID is required.");

        $allClusters = $this->preorderIFrameModel->getClusters($_SERVER['HTTP_X_FRAME_REFERRER']);
        $clusterInfo = null;
        foreach ($allClusters as $cluster) {
            if ($cluster['id'] == $clusterId) {
                $clusterInfo = $cluster;
                break;
            }
        }

        if (!$clusterInfo) self::sendError("No cluster found for the given ID or origin.");

        $preorderCampaign = new Preordercampaign($clusterInfo['campaign_id']);
        self::returnJson(['iframe_consents' => json_decode($preorderCampaign->iframe_consents ?? '[]')]);
    }

    public function findCityAction()
    {
        $params = [
            'zip' => $this->request->get('zip'),
            'clusterId' => $this->request->get('cluster_id'),
            'gemeindeId' => $this->request->get('gemeinde_id'),
        ];
        self::returnJson(['cities' => $this->preorderIFrameModel->findCities($params)]);
    }

    public function findStreetAction()
    {
        $params = [
            'zip' => $this->request->get('zip'),
            'city' => $this->request->get('city'),
            'clusterId' => $this->request->get('cluster_id'),
            'gemeindeId' => $this->request->get('gemeinde_id'),
        ];
        self::returnJson(['streets' => $this->preorderIFrameModel->findStreets($params)]);
    }

    public function findAddressAction()
    {
        self::returnJson(['addresses' => $this->preorderIFrameModel->findAddresses($_GET)]);
    }

    public function submitOrderAction()
    {
        $preorderData = json_decode(file_get_contents('php://input'), true);
        if (json_last_error() !== JSON_ERROR_NONE) self::sendError("Invalid JSON data.");

        // Determine network/campaign from clusterId or gemeindeId
        $networkId = null;
        if (!empty($preorderData['additionalData']['clusterId'])) {
            $tt_network = NetworkModel::getFirst(['adb_network_id' => $preorderData['additionalData']['clusterId']]);
            if ($tt_network) $networkId = $tt_network->id;
        } elseif (!empty($preorderData['additionalData']['gemeindeId'])) {
            $gn = GemeindeNetzgebietModel::getFirst(['gemeinde_id' => $preorderData['additionalData']['gemeindeId']]);
            if ($gn) {
                $tt_network = NetworkModel::getFirst(['adb_netzgebiet_id' => $gn->netzgebiet_id]);
                if ($tt_network) $networkId = $tt_network->id;
            }
        }

        if (!$networkId) self::sendError("No network/campaign found for the given area.");
        $campaign = PreordercampaignModel::getFirst(['network_id' => $networkId]);
        if (!$campaign) self::sendError("No campaign found for the given area.");

        $h = new ADBHausnummer($preorderData['address']['hausnummer_id']);
        if (!$h->id) self::sendError("Invalid house number ID provided.");

        $w = new ADBWohneinheit($preorderData['address']['wohneinheit_id']);
        if ($preorderData['address']['wohneinheit_id'] && !$w->id) self::sendError("Invalid unit ID provided.");

        $data = [];
        $data['preordercampaign_id'] = $campaign->id;
        $data['adb_hausnummer_id'] = $preorderData['address']['hausnummer_id'];
        $data['adb_wohneinheit_id'] = $preorderData['address']['wohneinheit_id'];

        $new_status = null;
        if ($data['adb_wohneinheit_id'] && $w->id) {
            $status_code = max($w->status->code, $w->hausnummer->status->code);
            $new_status = PreorderstatusModel::getFirst(["code" => $status_code]);
        } elseif ($data['adb_hausnummer_id'] && $h->id) {
            $new_status = PreorderstatusModel::getFirst(["code" => $h->status->code]);
        }
        $data["status_id"] = $new_status ? $new_status->id : 1;

        $data['type'] = $preorderData['preorderType'] ?? 'order'; // 'order', 'interest', 'provision'
        $data['connection_type'] = $preorderData['customerType'] === 'business' ? 'business' : 'single-dwelling';

        $data['accept_agb'] = $preorderData['acceptAgb'] ? 1 : 0;
        $data['accept_dsgvo'] = $preorderData['acceptDsgvo'] ? 1 : 0;
        $data['accept_marketing'] = $preorderData['acceptMarketing'] ? 1 : 0;
        $data['accept_withdrawal'] = $preorderData['acceptWithdrawal'] ? 1 : 0;
        $data['submit_request'] = json_encode($preorderData);

        $data['firstname'] = trim($preorderData['customer']['firstname']);
        $data['lastname'] = trim($preorderData['customer']['lastname']);
        $data['company'] = (trim($preorderData['customer']['company'])) ?: null;
        $data['street'] = (trim($preorderData['customer']['street'])) ?: null;
        $data['housenumber'] = (trim($preorderData['customer']['housenumber'])) ?: null;
        $data['zip'] = (trim($preorderData['customer']['zip'])) ?: null;
        $data['city'] = (trim($preorderData['customer']['city'])) ?: null;
        $data['phone'] = (trim($preorderData['customer']['phone'])) ?: null;
        $data['email'] = (trim($preorderData['customer']['email'])) ?: null;
        $data['edit_by'] = 1;
        $data['create_by'] = 1;

        $preorder = PreorderModel::create($data);
        $preorder->createUcode();
        if (!$preorder->save()) self::sendError("Failed to create preorder record.");

        self::returnJson(['orderCode' => $preorder->ucode, 'status' => 'success']);
    }
}