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import {Type, Tag, Loc, Cache, Runtime} from 'main.core';
import {EventEmitter} from 'main.core.events';
import {BaseCollection} from 'landing.collection.basecollection';
export class BaseProvider extends EventEmitter
{
/**
* Implements base interface for works with any map providers
* @param {object} options
* @param {function} [options.onChange]
* @param {function} [options.onMapClick]
* @param {function} [options.onAddMarker]
* @param {function} [options.onApiLoaded]
* @param {HTMLElement|Element} [options.mapContainer]
* @param {Object} [options.mapOptions]
* @param {Number|String} [options.mapOptions.zoom]
* @param {{lat: String|Number, lng: String|Number}} [options.mapOptions.center]
* @param {{
* latLng: {lat: String|Number, lng: String|Number},
* title: String,
* description: String,
* showByDefault: String,
* }[]} [options.mapOptions.markers]
* @constructor
*/
constructor(options: {})
{
super();
/**
* Must be implemented by subclass
* @type {string}
*/
this.code = '';
this.onChangeHandler = Type.isFunction(options.onChange) ? options.onChange : (() => {});
this.onMapClickHandler = Type.isFunction(options.onMapClick) ? options.onMapClick : (() => {});
this.onAddMarkerHandler = Type.isFunction(options.onAddMarker) ? options.onAddMarker : (() => {});
this.onApiLoadedHandler = Type.isFunction(options.onApiLoaded) ? options.onApiLoaded : (() => {});
this.onInitHandler = Type.isFunction(options.onProviderInit) ? options.onProviderInit : (() => {});
this.options = options;
this.mapOptions = this.prepareMapOptions(options.mapOptions);
this.mapContainer = options.mapContainer;
this.markers = new BaseCollection();
this.mapInstance = null;
this.cache = new Cache.MemoryCache();
this.handleApiLoad();
this.onChange = Runtime.debounce(this.onChange.bind(this), 666);
}
/**
* Default options for map
* @type {{}}
*/
getDefaultMapOptions()
{
return {
center: this.getDefaultCenter(),
zoom: 17,
markers: [
{
latLng: this.getDefaultCenter(),
// todo: desc to lang message
title: "Bitrix24",
description: "Bitrix24 - Your company. United.",
},
],
};
}
/**
* Check if map options have required fields
* @param mapOptions
* @return {{center: ([]|{lng: number, lat: number}), zoom: number, markers: [{description: string, title: string, latLng: (*|{lng: number, lat: number})}]}|*}
*/
prepareMapOptions(mapOptions: {}): {}
{
if (!Type.isPlainObject(mapOptions))
{
return this.getDefaultMapOptions();
}
let preparedOptions = mapOptions;
if (!this.isPoint(preparedOptions.center))
{
preparedOptions.center = this.getDefaultCenter();
if (
Type.isArray(mapOptions.markers)
&& mapOptions.markers.length > 0
)
{
const firstMarker = mapOptions.markers[0];
if (
Type.isPlainObject(firstMarker)
&& this.isPoint(firstMarker.latLng)
)
{
preparedOptions.center = firstMarker.latLng;
}
}
}
return preparedOptions;
}
/**
* Return a default center point by language
* @return {{lng: number, lat: number}}
*/
getDefaultCenter(): {lat: number, lng: number}
{
let point;
switch (Loc.getMessage('LANGUAGE_ID'))
{
case 'ru':
point = {
lat: 54.71916849999999,
lng: 20.48854240000003,
};
break;
case 'ua':
point = {
lat: 50.440333,
lng: 30.526835,
};
break;
default:
//default - en
point = {
lat: 38.814089,
lng: -77.042356,
};
break;
}
return point;
}
/**
* Check is current variable is a geo point
* @param point
* @return {boolean}
*/
isPoint(point): boolean
{
return Type.isObjectLike(point) && Object.keys(point).length === 2;
}
/**
* Extract coords from map events (f.e. click)
* @param event
*/
getPointByEvent(event): {lat: number, lng: number}
{
throw new Error("Must be implemented by subclass");
}
getCode(): string
{
return this.code;
}
/**
* Check is provider API was loaded
* @return {boolean}
*/
isApiLoaded(): boolean
{
throw new Error("Must be implemented by subclass");
}
/**
* Initializes map
* Must be implemented by subclass
* @abstract
*/
init()
{
this.onInitHandler();
this.emit('onInit');
}
/**
* Pass new options and reinit map
* @param options
*/
reinit(options: {})
{
// todo: add options type and validation
this.options = options;
this.emit('onInit');
}
/**
* Set api load handle function
* @abstract
*/
handleApiLoad(): void
{
throw new Error("Must be implemented by subclass");
}
/**
*
*/
onChange()
{
this.onChangeHandler(this.preventChangeEvent);
this.preventChangeEvent = false;
}
/**
* Adds marker on map
* @abstract
* @param {Object} options
* @param {Object} options.latLng
* @param {Object} options.latLng
* @param {String|Number} options.latLng.lat
* @param {String|Number} options.latLng.lng
* @param {String} [options.title]
* @param {String} [options.description]
* @param {boolean} [options.showByDefault = false]
* @param {boolean} [options.editable = false]
* @param {boolean} [options.draggable = false]
* @return {void}
*/
addMarker(options): void
{
throw new Error("Must be implemented by subclass");
}
/**
* When marker clicked
* @param item
*/
onMarkerClick(item): void
{
throw new Error("Must be implemented by subclass");
}
/**
* Removes marker from map
* @abstract
* @param options
*/
removeMarker(options): void
{
throw new Error("Must be implemented by subclass");
}
/**
* Removes all markers from map
* @abstract
* @param options
*/
clearMarkers(): void
{
throw new Error("Must be implemented by subclass");
}
/**
* Gets map value
* @abstract
*/
getValue(): {}
{
throw new Error("Must be implemented by subclass");
}
/**
* Set values
* @param value
* @param preventChangeEvent
*/
setValue(value, preventChangeEvent): void
{
this.preventChangeEvent = preventChangeEvent;
this.clearMarkers();
if (Type.isPlainObject(value))
{
if (Type.isArray(value.markers))
{
value.markers.forEach(this.addMarker, this);
}
if (!BX.Landing.Utils.isEmpty(value.center))
{
this.setCenter(value.center);
}
if (value.zoom && Type.isNumber(value.zoom))
{
this.setZoom(value.zoom);
}
}
}
/**
* @abstract
*/
onEditFormApplyClick(event): void
{
throw new Error("Must be implemented by subclass");
}
/**
* @abstract
* @param event
*/
onEditFormRemoveClick(event): void
{
throw new Error("Must be implemented by subclass");
}
/**
* Creates balloon edit forms
* @param options
* @param [event]
* @return {BX.Landing.UI.Form.BalloonForm}
*/
createBalloonEditForm(options, event)
{
const form = new BX.Landing.UI.Form.BalloonForm({
title: Loc.getMessage("LANDING_NODE_MAP_FORM_HEADER"),
});
const applyButton = new BX.Landing.UI.Button.BaseButton({
text: Loc.getMessage("LANDING_NODE_MAP_FORM_SHOW_BUTTON_APPLY"),
className: ["ui-btn", "ui-btn-success", "ui-btn-sm"],
onClick: this.onEditFormApplyClick.bind(this, event),
});
const removeButton = new BX.Landing.UI.Button.BaseButton({
text: Loc.getMessage("LANDING_NODE_MAP_FORM_SHOW_BUTTON_REMOVE"),
className: ["ui-btn", "ui-btn-danger", "ui-btn-sm"],
onClick: this.onEditFormRemoveClick.bind(this, event),
});
applyButton.layout.classList.remove("landing-ui-button");
removeButton.layout.classList.remove("landing-ui-button");
const footer = Tag.render`
<div class="ui-btn-container ui-btn-container-center">
${applyButton.layout}
${removeButton.layout}
</div>
`;
form.addField(
new BX.Landing.UI.Field.Text({
title: Loc.getMessage("LANDING_NODE_MAP_FORM_TITLE"),
textOnly: true,
content: options.title,
}),
);
form.addField(
new BX.Landing.UI.Field.Text({
title: Loc.getMessage("LANDING_NODE_MAP_FORM_DESCRIPTION"),
className: "landing-ui-field-map-description",
content: options.description,
}),
);
form.addField(
new BX.Landing.UI.Field.Checkbox({
className: "landing-ui-field-map-show-by-default",
compact: true,
items: [
{name: Loc.getMessage("LANDING_NODE_MAP_FORM_SHOW_BY_DEFAULT"), "value": true},
],
value: [options.showByDefault],
}),
);
form.layout.appendChild(footer);
return form;
}
/**
* Creates balloon content
* @param {{title: string, description: string}} options
* @return {HTMLElement}
*/
createBalloonContent(options): HTMLDivElement
{
return Tag.render`
<div class="landing-map-balloon-content">
<div class="landing-map-balloon-content-header">${options.title}</div>
<div class="landing-map-balloon-content-description">${options.description}</div>
</div>
`;
}
}