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PrimeFaces Extensions components and utilities for PrimeFaces.
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/*
 * Copyright (c) 2011-2024 PrimeFaces Extensions
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a copy
 *  of this software and associated documentation files (the "Software"), to deal
 *  in the Software without restriction, including without limitation the rights
 *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 *  copies of the Software, and to permit persons to whom the Software is
 *  furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in
 *  all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 *  THE SOFTWARE.
 */
package org.primefaces.extensions.component.osmap;

import java.util.*;

import javax.faces.FacesException;
import javax.faces.application.ResourceDependency;
import javax.faces.context.FacesContext;
import javax.faces.event.AjaxBehaviorEvent;
import javax.faces.event.BehaviorEvent;
import javax.faces.event.FacesEvent;

import org.primefaces.event.map.*;
import org.primefaces.model.map.LatLng;
import org.primefaces.model.map.LatLngBounds;
import org.primefaces.model.map.Marker;
import org.primefaces.util.ComponentUtils;
import org.primefaces.util.Constants;
import org.primefaces.util.MapBuilder;

@ResourceDependency(library = "primefaces-extensions", name = "leaflet/leaflet.css")
@ResourceDependency(library = "primefaces-extensions", name = "leaflet/leaflet.js")
@ResourceDependency(library = "primefaces-extensions", name = "osmap/osmap.js")
@ResourceDependency(library = "primefaces-extensions", name = "primefaces-extensions.js")
public class OSMap extends OSMapBase {

    public static final String COMPONENT_TYPE = "org.primefaces.extensions.component.OSMap";

    private static final Map> BEHAVIOR_EVENT_MAPPING = MapBuilder.> builder()
                .put("overlaySelect", OverlaySelectEvent.class)
                .put("overlayDblSelect", OverlaySelectEvent.class)
                .put("stateChange", StateChangeEvent.class)
                .put("pointSelect", PointSelectEvent.class)
                .put("pointDblSelect", PointSelectEvent.class)
                .put("markerDrag", MarkerDragEvent.class)
                .build();

    private static final Collection EVENT_NAMES = BEHAVIOR_EVENT_MAPPING.keySet();

    @Override
    public Map> getBehaviorEventMapping() {
        return BEHAVIOR_EVENT_MAPPING;
    }

    @Override
    public Collection getEventNames() {
        return EVENT_NAMES;
    }

    @Override
    public void queueEvent(FacesEvent event) {
        FacesContext context = getFacesContext();
        Map params = context.getExternalContext().getRequestParameterMap();
        String eventName = params.get(Constants.RequestParams.PARTIAL_BEHAVIOR_EVENT_PARAM);
        String clientId = getClientId(context);

        if (ComponentUtils.isRequestSource(this, context)) {

            AjaxBehaviorEvent behaviorEvent = (AjaxBehaviorEvent) event;
            FacesEvent wrapperEvent = null;

            if ("overlaySelect".equals(eventName) || "overlayDblSelect".equals(eventName)) {
                wrapperEvent = new OverlaySelectEvent(this, behaviorEvent.getBehavior(), getModel().findOverlay(params.get(clientId + "_overlayId")));
            }
            else if ("stateChange".equals(eventName)) {
                String[] centerLoc = params.get(clientId + "_center").split(",");
                String[] northeastLoc = params.get(clientId + "_northeast").split(",");
                String[] southwestLoc = params.get(clientId + "_southwest").split(",");
                int zoomLevel = Integer.parseInt(params.get(clientId + "_zoom"));

                LatLng center = new LatLng(Double.parseDouble(centerLoc[0]), Double.parseDouble(centerLoc[1]));
                LatLng northeast = new LatLng(Double.parseDouble(northeastLoc[0]), Double.parseDouble(northeastLoc[1]));
                LatLng southwest = new LatLng(Double.parseDouble(southwestLoc[0]), Double.parseDouble(southwestLoc[1]));

                wrapperEvent = new StateChangeEvent(this, behaviorEvent.getBehavior(), new LatLngBounds(northeast, southwest), zoomLevel, center);
            }
            else if ("pointSelect".equals(eventName) || "pointDblSelect".equals(eventName)) {
                String[] latlng = params.get(clientId + "_pointLatLng").split(",");
                LatLng position = new LatLng(Double.parseDouble(latlng[0]), Double.parseDouble(latlng[1]));

                wrapperEvent = new PointSelectEvent(this, behaviorEvent.getBehavior(), position);
            }
            else if ("markerDrag".equals(eventName)) {
                Marker marker = (Marker) getModel().findOverlay(params.get(clientId + "_markerId"));
                double lat = Double.parseDouble(params.get(clientId + "_lat"));
                double lng = Double.parseDouble(params.get(clientId + "_lng"));
                marker.setLatlng(new LatLng(lat, lng));

                wrapperEvent = new MarkerDragEvent(this, behaviorEvent.getBehavior(), marker);
            }

            if (wrapperEvent == null) {
                throw new FacesException("Component " + getClass().getName() + " does not support event " + eventName + "!");
            }

            wrapperEvent.setPhaseId(behaviorEvent.getPhaseId());

            super.queueEvent(wrapperEvent);
        }
        else {
            super.queueEvent(event);
        }
    }
}