import { Global } from "../../Core/Globals"
import { EventManager } from "../../Core/Events"
import * as Events from "../../Core/EventDefinitions"
import { LocalizationManager } from "../../Core/Localization"
import { Slider } from "@syncfusion/ej2-inputs";
import { Ui } from "../../Core/Ui"
import * as L from "leaflet"
import "leaflet.markercluster"


class ShowMapPresetModule {
    private _moduleName = "ShowMapPresetModule";
    private _component = "#showMapPresetContainer";
    private _global: Global;
    private _eventManager: EventManager;
    private _uiManager: Ui;
    private _localizationMananger: LocalizationManager;

    private _map : L.Map;
    private _markers: L.MarkerClusterGroup;
    private _plotlayers = [];
    private _featureGroup: L.FeatureGroup;

    private _minll: L.LatLng;
    private _maxll: L.LatLng;
    private _selectedPosition: L.LatLng;

    private _radiusSlider: Slider;
    private _radius: number;

    constructor() {
        this._global = Global.getInstance();
        this._eventManager = EventManager.getInstance();
        this._localizationMananger = LocalizationManager.getInstance();
        this._uiManager = Ui.getInstance();
        this._selectedPosition = null;
        this._radius = 50;
    }

    /**
     * Stellt einen Prefix vor einen Selektor
     * @param selector
     */
    private prefix(selector: string): string {
        const self = this;
        if ($(`${self._component} ${selector}`).length > 0)
            return `${self._component} ${selector}`;
        return `html ${selector}`;
    }

    private initMap(): void {
        var self = this;

        self._map = L.map("mapContainer");
        self._map.setMaxBounds([[-90, -180], [90, 180]]);

        var osmUrl = 'https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
        var osmAttrib = 'Map data © <a href="https://openstreetmap.org">OpenStreetMap</a> contributors';
        var osm = new L.TileLayer(osmUrl, { minZoom: 1, maxZoom: 18, attribution: osmAttrib });

        self._map.setView([47.6091, 13.7844], 7);
        self._map.addLayer(osm);
        self._markers = window.L.markerClusterGroup({});
        self._featureGroup = L.featureGroup().addTo(self._map);

        var bounds = self._map.getBounds();
        var minll = bounds.getSouthWest();
        var maxll = bounds.getNorthEast();

        self._minll = minll;
        self._maxll = maxll;
    }

    /**Map-Marker entfernen */
    private removeMarkers(): void {
        var self = this;

        self._markers.clearLayers();
        self._plotlayers = [];
    }

    /**Zeichnen des Radius, zentrieren und Suche nach Händlern starten */
    private centerMapDrawCircle(): void {
        var self = showMapPresetModule;

        self._featureGroup.clearLayers();
        var circle = L.circle(self._selectedPosition, self._radius * 1000).addTo(self._featureGroup);
        var circleBounds = circle.getBounds();
        self._map.fitBounds(circleBounds);

        var minll = circleBounds.getSouthWest();
        var maxll = circleBounds.getNorthEast();
    }

    /**Aktuelle Position via Browser holen */
    private setCurrentPoisition(): void {
        var self = this;

        if (navigator.geolocation) {
            navigator.geolocation.getCurrentPosition((position: any) => {
                self._selectedPosition = new L.LatLng(position.coords.latitude, position.coords.longitude);
                self.setMarker();
                self.centerMapDrawCircle();
            });
        }
    }

    /**
     * Geo-Codes der Adresse suchen
     */
    private geoLookup(address:string): void {
        var self = showMapPresetModule;

        self._uiManager.blockMainUi();
        $.ajax({
            url: <string>$(self.prefix("#jsLookupGeoCodeUrl")).val(),
            data: <any>{ model: address },
            dataType: "JSON",
            type: "POST",
            success(result) {
                if (result.success) {
                    var geoResult = JSON.parse(result.data);
                    self._selectedPosition = new L.LatLng(geoResult.latitude, geoResult.longitude);
                    self.setMarker();
                    self.centerMapDrawCircle();
                } else {
                    self._uiManager.showErrorMessage(result.errorMessage);
                }
            },
            error() {

            },
            complete() {
                self._uiManager.unblockMainUi();
            }
        });
    }

    private handleSelectButton(): void {
        var self = this;

        if (self._selectedPosition === null) {
            $(self.prefix("#btnSelect")).prop("disabled", "disabled");
        } else {
            $(self.prefix("#btnSelect")).prop("disabled", "");
        }
    }

    private setMarker(): void {
        var self = showMapPresetModule;

        self.removeMarkers();
        var iconSize = L.point(25, 38);
        var iconUrl = `/images/marker-icon.png`;
        var dpawIcon = L.icon({ iconUrl: iconUrl, iconSize: iconSize });

        var marker = L.marker(self._selectedPosition, { icon: dpawIcon });
        self._markers.addLayer(marker);
        self._map.addLayer(this._markers);
        self.handleSelectButton();
    }

    /**
    * Bindungen erstellen
    */
    private setupBindings(): void {
        var self = this;

        self._radius = Globalize.parseNumber($(self.prefix("#Radius")).val());
        

        $(self.prefix("#btnMyLocation")).off("click").on("click", function () {
            self.setCurrentPoisition();
        });

        $(self.prefix("#btnSearch")).off("click").on("click", function () {
            var address = <string>$(self.prefix("#location")).val();
            if (address !== undefined && address.length > 0) {
                self.geoLookup(address);
            }
        });

        $(self.prefix("#btnSelect")).off("click").on("click", function () {
            self._uiManager.pageTitleClear(self._component);
            self._eventManager.unSubscribeAll(self._moduleName);
            var location = {lat: self._selectedPosition.lat, lng: self._selectedPosition.lng, radius: self._radius};
            self._eventManager.publish(Events.Map.select, location);
        });

        $(self.prefix("#btnClose")).off("click").on("click", function () {
            self._uiManager.pageTitleClear(self._component);
            self._eventManager.unSubscribeAll(self._moduleName);
            self._eventManager.publish(Events.Map.back);
        });


        self._radiusSlider = new Slider({
            min: 0.0,
            max: 500.0,
            step: 0.1,
            value: self._radius,
            enableAnimation: true,
            ticks: { smallStep: 10, largeStep: 100, placement: "Before", showSmallTicks: true },
            tooltip: { isVisible: true, placement: "Before", showOn: "Focus" },
            type: "MinRange",
            changed(args: any) {
                self._radius = args.value;
                if (self._selectedPosition !== null) {
                    self.centerMapDrawCircle();
                }
            }
        });
        self._radiusSlider.appendTo(self.prefix("#radiusSlider"));
        if ($(self.prefix("#RadiusLocked")).val().toString().toLowerCase() === "true") {
            self._radiusSlider.readonly = true;
        }

        $('[data-toggle="tooltip"]').tooltip();
    }

    /**
    * Aktivieren des Moduls
    */
    public activate(): void {
        var self = this;
        $.setupValidator();
        $.reinitializeValidator();
        this.setupBindings();

        self.initMap();

        var lat = Globalize.parseNumber($(self.prefix("#Lat")).val());
        var lng = Globalize.parseNumber($(self.prefix("#Lng")).val());
        self._selectedPosition = new L.LatLng(lat, lng);

        self.setMarker();
        self.centerMapDrawCircle();
        
        $.randomAutocompleteValue();

        //self._map.on("move", self.loadVendors);
        self._map.on("moveend",
            function () {
                var bounds = self._map.getBounds();
                var minll = bounds.getSouthWest();
                var maxll = bounds.getNorthEast();
                
                var reload = false;
                if (minll.lat < self._minll.lat || minll.lng < self._minll.lng) {
                    if (minll.lat < self._minll.lat) {
                        self._minll.lat = minll.lat;
                    }
                    if (minll.lng < self._minll.lng) {
                        self._minll.lng = minll.lng;
                    }

                    if (self._minll.lat < -90) self._minll.lat = -90;
                    if (self._minll.lat > 90) self._minll.lat = 90;
                    if (self._minll.lng < -180) self._minll.lng = -180;
                    if (self._minll.lng > 180) self._minll.lng = 180;

                    reload = true;
                }
                if (maxll.lat > self._maxll.lat || maxll.lng > self._maxll.lng) {
                    if (maxll.lat > self._maxll.lat) {
                        self._maxll.lat = maxll.lat;
                    }
                    if (maxll.lng > self._maxll.lng) {
                        self._maxll.lng = maxll.lng;
                    }

                    if (self._maxll.lat < -90) self._maxll.lat = -90;
                    if (self._maxll.lat > 90) self._maxll.lat = 90;
                    if (self._maxll.lng < -180) self._maxll.lng = -180;
                    if (self._maxll.lng > 180) self._maxll.lng = 180;

                    reload = true;
                }
                if (reload) {
                    //console.log(`RELOAD --> ${self._minll.lat} | ${self._minll.lng} | ${self._maxll.lat} | ${self._maxll.lng}`);
                    
                } else {
                    //console.log(`${self._minll.lat} | ${self._minll.lng} | ${self._maxll.lat} | ${self._maxll.lng}`);
                }

            });
        self._map.on("zoomend",
            function () {
                var bounds = self._map.getBounds();
                var minll = bounds.getSouthWest();
                var maxll = bounds.getNorthEast();

                var reload = false;
                if (minll.lat < self._minll.lat || minll.lng < self._minll.lng) {
                    if (minll.lat < self._minll.lat) {
                        self._minll.lat = minll.lat;
                    }
                    if (minll.lng < self._minll.lng) {
                        self._minll.lng = minll.lng;
                    }

                    if (self._minll.lat < -90) self._minll.lat = -90;
                    if (self._minll.lat > 90) self._minll.lat = 90;
                    if (self._minll.lng < -180) self._minll.lng = -180;
                    if (self._minll.lng > 180) self._minll.lng = 180;

                    reload = true;
                }
                if (maxll.lat > self._maxll.lat || maxll.lng > self._maxll.lng) {
                    if (maxll.lat > self._maxll.lat) {
                        self._maxll.lat = maxll.lat;
                    }
                    if (maxll.lng > self._maxll.lng) {
                        self._maxll.lng = maxll.lng;
                    }

                    if (self._maxll.lat < -90) self._maxll.lat = -90;
                    if (self._maxll.lat > 90) self._maxll.lat = 90;
                    if (self._maxll.lng < -180) self._maxll.lng = -180;
                    if (self._maxll.lng > 180) self._maxll.lng = 180;

                    reload = true;
                }
                if (reload) {
                    //console.log(`RELOAD --> ${self._minll.lat} | ${self._minll.lng} | ${self._maxll.lat} | ${self._maxll.lng}`);
                    
                } else {
                    //console.log(`${self._minll.lat} | ${self._minll.lng} | ${self._maxll.lat} | ${self._maxll.lng}`);
                }

            });
        self._map.on("click",
            (e: any) => {
                self._selectedPosition = e.latlng;
                self.setMarker();
                self.handleSelectButton();
                self.centerMapDrawCircle();
            });
        self.handleSelectButton();
    }

    /**
    * Initialisieren des Moduls
    */
    public init(): void {
        if (this._global.appInitialized) {
            showMapPresetModule.activate();
        } else {
            setTimeout(() => { this.init() }, 10);
        }
    }
}

let showMapPresetModule = new ShowMapPresetModule();
showMapPresetModule.init();