/*
 * Copyright 2024 DPD Polska Sp. z o.o.
 *
 * NOTICE OF LICENSE
 *
 * Licensed under the EUPL-1.2 or later.
 * You may not use this work except in compliance with the Licence.
 *
 * You may obtain a copy of the Licence at:
 * https://joinup.ec.europa.eu/software/page/eupl
 * It is also bundled with this package in the file LICENSE.txt
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the Licence is distributed on an AS IS basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions
 * and limitations under the Licence.
 *
 * @author    DPD Polska Sp. z o.o.
 * @copyright 2024 DPD Polska Sp. z o.o.
 * @license   https://joinup.ec.europa.eu/software/page/eupl
 */

// noinspection JSUnresolvedReference

console.log('[DPD Pudo] Skrypt załadowany');

if (typeof dpdshippingEventCreated == 'undefined') {
    var dpdshippingEventCreated = false;
}

if (typeof dpdshippingIframeCreated == 'undefined') {
    var dpdshippingIframeCreated = false;
}

/**
 * Tworzy iframe dla mapy PUDO
 */
function dpdshippingCreateIframe() {
    console.log('[DPD Pudo] Próba utworzenia iframe...');

    // Sprawdź czy iframe już istnieje
    if (document.getElementById("dpdshipping-widget-pudo-iframe")) {
        console.log('[DPD Pudo] Iframe już istnieje');
        return true;
    }

    // Walidacja: sprawdź czy URL iframe jest zdefiniowany
    if (typeof dpdshipping_iframe_url === 'undefined' || !dpdshipping_iframe_url) {
        console.error('[DPD Pudo] Błąd: dpdshipping_iframe_url nie jest zdefiniowany lub jest pusty');
        return false;
    }

    // Walidacja: sprawdź czy element docelowy istnieje
    var dpdshipping_script = document.getElementById("dpdshipping-widget-pudo");
    if (!dpdshipping_script) {
        console.error('[DPD Pudo] Błąd: Nie znaleziono elementu #dpdshipping-widget-pudo');
        return false;
    }

    var dpdshipping_iframe = document.createElement("iframe");
    dpdshipping_iframe.setAttribute("id", "dpdshipping-widget-pudo-iframe");
    dpdshipping_iframe.setAttribute("allow", "geolocation");
    dpdshipping_iframe.style.width = "100%";
    dpdshipping_iframe.style.border = "none";
    dpdshipping_iframe.style.minHeight = "400px";
    dpdshipping_iframe.style.height = "768px";

    dpdshipping_iframe.onerror = function() {
        console.error('[DPD Pudo] Błąd ładowania iframe');
    };

    dpdshipping_iframe.onload = function() {
        console.log('[DPD Pudo] Iframe załadowany pomyślnie');
    };

    dpdshipping_iframe.src = dpdshipping_iframe_url;

    dpdshipping_script.parentNode.insertBefore(dpdshipping_iframe, dpdshipping_script);
    console.log('[DPD Pudo] Iframe dodany do DOM, URL:', dpdshipping_iframe_url);

    window.dpdshipping_iframe = dpdshipping_iframe;
    dpdshippingIframeCreated = true;

    return true;
}

// Obserwator DOM
function dpdshippingObserveDOM() {
    if (document.getElementById("dpdshipping-widget-pudo")) {
        console.log('[DPD Pudo] Element znaleziony w DOM');
        dpdshippingCreateIframe();
        return;
    }

    if (typeof MutationObserver !== 'undefined') {
        console.log('[DPD Pudo] Uruchamiam MutationObserver...');
        var observer = new MutationObserver(function() {
            if (document.getElementById("dpdshipping-widget-pudo")) {
                console.log('[DPD Pudo] Element pojawił się w DOM (MutationObserver)');
                observer.disconnect();
                dpdshippingCreateIframe();
            }
        });
        observer.observe(document.body, { childList: true, subtree: true });

        setTimeout(function() {
            observer.disconnect();
        }, 30000);
    }
}

if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', function() {
        console.log('[DPD Pudo] DOMContentLoaded');
        dpdshippingObserveDOM();
    });
} else {
    console.log('[DPD Pudo] DOM już załadowany');
    dpdshippingObserveDOM();
}

$(document).ready(function() {
    console.log('[DPD Pudo] jQuery ready');

    $(document).on('click', '.dpdshipping-pudo-open-map-btn, .dpdshipping-pudo-change-map-btn', function() {
        console.log('[DPD Pudo] Kliknięto przycisk otwierania mapy');
        setTimeout(function() {
            dpdshippingCreateIframe();
        }, 200);
    });

    $(document).on('show.bs.modal shown.bs.modal', '#dpdshippingPudoModal', function() {
        console.log('[DPD Pudo] Modal pokazywany');
        dpdshippingCreateIframe();
    });
});

if (!dpdshippingEventCreated) {
    var dpdshipping_eventListener = window[window.addEventListener ? "addEventListener" : "attachEvent"];
    var dpdshipping_messageEvent = ("attachEvent" === dpdshipping_eventListener) ? "onmessage" : "message";
    dpdshipping_eventListener(dpdshipping_messageEvent, function (a) {
        if (typeof getDpdshippingIdPudoCarrier !== 'function' || typeof getDpdshippingSelectedCarrier !== 'function') {
            return;
        }
        if (getDpdshippingIdPudoCarrier() === getDpdshippingSelectedCarrier()) {
            var iframe = window.dpdshipping_iframe || document.getElementById("dpdshipping-widget-pudo-iframe");
            if (a.data && a.data.height && !isNaN(a.data.height)) {
                if (iframe) {
                    iframe.style.height = a.data.height + "px";
                }
            } else if (a.data && a.data.point_id) {
                dpdShippingPointSelected(a.data.point_id);
            }
        }
    }, !1);
    dpdshippingEventCreated = true;
}

function dpdShippingPointSelected(pudoCode) {
    if (!pudoCode) {
        console.error('[DPD Pudo] Błąd: Brak kodu punktu');
        return;
    }

    $('.container_dpdshipping_pudo_error').css("display", "none");
    $('.dpdshipping-pudo-new-point').css("display", "none");
    $('.dpdshipping-pudo-selected-point').css("display", "block");

    if (typeof dpdshippingSavePudoCode === 'function') {
        dpdshippingSavePudoCode(pudoCode, $('#dpdshippingPudoModal'));
    }

    if (typeof dpdshippingGetPudoAddress === 'function') {
        dpdshippingGetPudoAddress(pudoCode, $('.dpdshipping-selected-point'));
    }

    console.log('[DPD Pudo] Wybrano punkt:', pudoCode);
}