WME Open DeFlock

Adds a direct link to this location on the DeFlock map.
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// ==UserScript==
// @name         WME Open DeFlock
// @namespace    https://greatest.deepsurf.us/en/users/1365511-robosphinx
// @version      2026.05.18.001
// @description  Adds a direct link to this location on the DeFlock map.
// @author       robosphinx
// @match        *://*.waze.com/*editor*
// @exclude      *://*.waze.com/user/editor*
// @grant        none
// @license      GPLv3
// @grant        none
// @grant        GM_info
// ==/UserScript==

// Format: https://maps.deflock.org/?lat=[lat2.4]&lng=[lon2.4]&zoom=16.00
// Link updating idea ripped from gncnpk search for closure

(function() {
    'use strict';

    const SCRIPT_LONG_NAME = GM_info.script.name;
    const SCRIPT_SHORT_NAME = "WME-ODF";
    const SCRIPT_VERSION = GM_info.script.version;

    let successfulStartup = true;

    // Projection conversion ripped from traffic light checker by jushag
    let _humanProj = null;
    let _wmeProj = null;
    let link;

    function getOLProjections() {
        if (!_humanProj) _humanProj = new OpenLayers.Projection("EPSG:4326");
        if (!_wmeProj) _wmeProj = W.map.getProjectionObject();
        return { humanProj: _humanProj, wmeProj: _wmeProj };
    }
    // Finish Projection conversion ripped from traffic light checker by jushag

    function fancyLogMessage(tag, message) {
        if (tag == "ERROR") {
            console.error(SCRIPT_SHORT_NAME + ": " + tag + ": " + message);
        }
        else {
            console.log(SCRIPT_SHORT_NAME + ": " + tag + ": " + message);
        }
    }

    function addTheLink() {
        link = document.createElement("a");
        link.className = "wz-map-black-link";
        // link.style = "margin-left: auto;";
        link.target = "_blank";
        link.innerHTML = "DeFlock";
        $(".wz-map-ol-footer")[0].appendChild(link);
        updateTheLink();
        fancyLogMessage("DEBUG", "Startup - added link!");
    }

    function updateTheLink() {
        let center = W.map.getCenter();
        const { humanProj, wmeProj } = getOLProjections();
        const projected = new OpenLayers.LonLat(center.lon, center.lat).transform( wmeProj, humanProj );
        let wmeZoom = W.map.getZoom();
        let flockLink = `https://maps.deflock.org/?lat=${projected.lat}&lng=${projected.lon}&zoom=${wmeZoom-1}`;
        link.href = flockLink;
        fancyLogMessage("DEBUG", `Map move - updated link to ${flockLink}`);
    }

    function init() {
        const wmeSDK = getWmeSdk({ scriptId: SCRIPT_SHORT_NAME, scriptName: SCRIPT_LONG_NAME });
        fancyLogMessage("INFO", SCRIPT_LONG_NAME + " " + SCRIPT_VERSION + " started");
        addTheLink();

        // Event registration ripped from tl checker, too
        if (wmeSDK?.Events?.on) {
            wmeSDK.Events.on({
                eventName: "wme-map-move-end",
                eventHandler: updateTheLink
            });

            wmeSDK.Events.on({
                eventName: "wme-map-zoom-changed",
                eventHandler: updateTheLink
            });
        }
        else if (W?.map?.events?.register) {
            W.map.events.register("moveend", null, updateTheLink);
            W.map.events.register("zoomend", null, updateTheLink);
        }
        // Finish Event registration ripped from tl checker, too
        else {
            successfulStartup = false;
        }

        if (successfulStartup) {
            fancyLogMessage("INFO", SCRIPT_LONG_NAME + " initialized!");
        }
        else {
            fancyLogMessage("ERROR", SCRIPT_LONG_NAME + " could not initialize.");
        }
    }

    function bootstrap() {
        if (typeof W === 'object' && W.userscripts?.state.isReady) {
            init();
        } else {
            document.addEventListener('wme-ready', init, { once: true });
        }
    }

    bootstrap();
})();