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WME TN Parcel GIS Map

Open the TN Parcel GIS map in another window, at the same location as the WME map. Keeps the location of the GIS map synced to WME.

// ==UserScript==
// @name         WME TN Parcel GIS Map
// @namespace    https://greasyfork.org/users/45389
// @version      2024.08.22.001
// @description  Open the TN Parcel GIS map in another window, at the same location as the WME map.  Keeps the location of the GIS map synced to WME.
// @author       MapOMatic
// @match        *://*.waze.com/*editor*
// @exclude      *://*.waze.com/user/editor*
// @match        https://tnmap.tn.gov/assessment/beta/*
// @match        https://tnmap.tn.gov/assessment/*
// @license      GNU GPLv3
// ==/UserScript==

/* global W */
/* global OpenLayers */

const URL_PROTOCOL = 'https://';
const URL_DOMAIN = 'tnmap.tn.gov';
// !! USE THIS PATH AFTER BETA IS MOVED TO PROD !!
// const URL_PATH = '/assessment/';
const URL_PATH = '/assessment/beta/';
const WINDOW_NAME = 'tn_gis_map';
const BUTTON_ID = 'tn-gis-button';
const BUTTON_TITLE = 'Open the TN GIS map in a new window';
const LOG_SCRIPT_NAME = 'TN Parcel GIS';

let _mapWindow;

(function main() {
    'use strict';

    function log(message) {
        console.log(LOG_SCRIPT_NAME, message);
    }
    function logDebug(message) {
        console.debug(LOG_SCRIPT_NAME, message);
    }

    function onButtonClick() {
        const url = URL_PROTOCOL + URL_DOMAIN + URL_PATH;
        if (!_mapWindow || _mapWindow.closed) {
            _mapWindow = window.open(null, WINDOW_NAME);
            try {
                if (_mapWindow.location && _mapWindow.location.href) {
                    _mapWindow.location.assign(url);
                    setTimeout(() => syncGISMapExtent(_mapWindow), 2000);
                }
            } catch (ex) {
                if (ex.code === 18) {
                // Ignore if accessing location.href is blocked by cross-domain.
                } else {
                    throw ex;
                }
            }
        }
        _mapWindow.focus();
        setTimeout(() => syncGISMapExtent(_mapWindow), 2000);
    }

    function syncGISMapExtent(myMapWindow) {
        if (myMapWindow && !myMapWindow.closed) {
            const olCenterLonLat = W.map.getCenter();
            const olPoint = new OpenLayers.Geometry.Point(olCenterLonLat.lon, olCenterLonLat.lat);
            const wgs84Point = W.userscripts.toGeoJSONGeometry(olPoint);
            const zoom = W.map.getZoom() - 1;
            W.userscripts.toGeoJSONGeometry(olPoint);
            try {
                myMapWindow.postMessage({
                    lon: wgs84Point.coordinates[0],
                    lat: wgs84Point.coordinates[1],
                    zoom
                }, URL_PROTOCOL + URL_DOMAIN);
            } catch (ex) {
                log(ex);
            }
        }
    }

    function init() {
        logDebug('Initializing...');
        $('.WazeControlPermalink').prepend(
            $('<div>').css({ float: 'left', display: 'inline-block', padding: '0px 5px 0px 3px' }).append(
                $('<a>', { id: BUTTON_ID, title: BUTTON_TITLE })
                    .text('TN-GIS')
                    .css({
                        float: 'left',
                        textDecoration: 'none',
                        color: '#000000',
                        fontWeight: 'bold'
                    })
                    .click(onButtonClick)
            )
        );

        setInterval(() => {
            const $btn = $(`#${BUTTON_ID}`);
            if ($btn.length > 0) {
                $btn.css('color', (_mapWindow && !_mapWindow.closed) ? '#1e9d12' : '#000000');
            }
        }, 1000);

        /* Event listeners */
        W.map.events.register('moveend', null, () => syncGISMapExtent(_mapWindow));

        logDebug('Initialized.');
    }

    let waitingForDetailsToClose = false;
    let lastData = null;

    function receiveMessageGIS(event) {
        logDebug(event);
        const { data } = event;
        lastData = data;
        if (!window.location.href.includes('parcel')) {
            window.location.assign(`https://tnmap.tn.gov/assessment/beta/#/location/${data.lat}/${data.lon}/${data.zoom}`);
        } else if (!waitingForDetailsToClose) {
            waitingForDetailsToClose = true;
            updateLocationWhenDetailsClosed();
        }
    }

    function updateLocationWhenDetailsClosed() {
        if (window.location.href.includes('parcel')) {
            setTimeout(updateLocationWhenDetailsClosed, 100);
        } else {
            window.location.assign(`https://tnmap.tn.gov/assessment/beta/#/location/${lastData.lat}/${lastData.lon}/${lastData.zoom}`);
            waitingForDetailsToClose = false;
        }
    }

    function bootstrap() {
        if (window.location.host.toLowerCase() === URL_DOMAIN) {
            window.addEventListener('message', receiveMessageGIS, false);
        } else if (W && W.loginManager && W.loginManager.events.register && W.map) {
            init();
        } else {
            logDebug('Bootstrap failed. Trying again...');
            window.setTimeout(bootstrap, 500);
        }
    }

    logDebug('Bootstrap...');
    bootstrap();
})();