'use strict';

import Spotlight from './vendor/spotlight.js/src/js/spotlight.js';
import { SiteSheet } from './components/SiteSheet.js';
import { SiteDocuments } from './components/SiteDocuments.js';
import { SiteSurveys } from './components/SiteSurveys.js';
import { SitePhotos } from './components/SitePhotos.js';
import GIS from './gis.js';

/**
 * @namespace UI
 */
const UI = {};

/**
 * Add a Leaflet control to center the map
 * @param {Map} map The Leaflet map object
 * @param {LatLngExpression} centerCoords The coordinates to center the map
 * @param {number} zoom Zoom level
 */
UI.addCenterMapControl = function (map, centerCoords, zoom) {
    L.Control.CenterControl = L.Control.extend({
        options: {
            position: 'topleft'
        },
        onAdd: function (map) {
            let controlDiv = L.DomUtil.create('div', 'leaflet-draw-toolbar leaflet-bar');
            L.DomEvent
                .addListener(controlDiv, 'click', L.DomEvent.stopPropagation)
                .addListener(controlDiv, 'click', L.DomEvent.preventDefault)
                .addListener(controlDiv, 'click', function () {
                    map.setView(centerCoords, zoom, {animate: true});
                }
            );
            let controlUI = L.DomUtil.create('a', 'leaflet-draw-edit-remove', controlDiv);
            controlUI.title = 'Centra la mappa';
            controlUI.href = '#';
            controlUI.innerHTML = `
				<span class="icon is-medium">
					<i class="fas fa-lg fa-crosshairs"></i>
				</span>
			`;
            return controlDiv;
        }
    });

    let centerCtr = new L.Control.CenterControl();
    map.addControl(centerCtr);
}
/**
 * Toggle burger menu for small screens
 * @param {string} burgerClass The CSS class of the burger element
 */
UI.toggleBurger = function(burgerClass) {
	const burger = document.querySelector(`.${burgerClass}`);
	burger.addEventListener('click', () => {
		burger.classList.toggle('is-active');
		const menuId = burger.getAttribute('data-target');
		document.querySelector(`#${menuId}`).classList.toggle('is-active');
	});
}
/**
 * Toggle side menu and rescale map container
 * @param {string} triggerId The ID of the trigger element
 */
UI.toggleMenu = function (triggerId) {
	const trigger = document.querySelector(`#${triggerId}`);
	trigger.addEventListener('click', () => {
		const menu = document.querySelector('#menu');
		menu.classList.toggle('is-hidden');
		menu.classList.toggle('is-2');
		document.querySelector('#map').parentElement.classList.toggle('is-full');
	});
}
/**
 * Open a modal with DB data
 * @todo Refactor!!! Web components??
 * @param {object} data The data retrieved from the DB to display as modal content
 * @param {string} selector The modal selector
 */
UI.openModal = async function (data, selector) {
	const modal = document.querySelector(selector);
	const tabs = modal.querySelector('.tabs > ul');

	let siteSheet = new SiteSheet();
	siteSheet.siteData = data;
	modal.querySelector('#site-sheet').innerHTML = siteSheet.render();

	let photos = modal.querySelector('#photos');

	if (data.documents.length) {
		let siteDocs = new SiteDocuments;
		siteDocs.siteData = data;
		modal.querySelector('#documents').innerHTML = siteDocs.render();
	}

	if (photos.innerHTML.length === 0) {
		let siteSurveys = new SiteSurveys;
		siteSurveys.siteData = data.surveys[0] ?? undefined;
		photos.innerHTML += data.surveys[0] ? siteSurveys.render() : '';

		let sitePhotos = new SitePhotos;
		sitePhotos.siteData = data.photos[0] ?? undefined;
		photos.innerHTML += data.photos[0] ? sitePhotos.render() : '';
	}

	let dataTabs = modal.querySelectorAll('.data-tabs');
	// TODO Awful!!!
	tabs.childNodes.forEach(node => {
		if (node.nodeName === 'LI') {
			node.addEventListener('click', () => {
				node.classList.add('is-active');

				for (let el of tabs.childNodes) {
					if (el.nodeName === 'LI' && el !== node) {
						el.classList.remove('is-active');
					}
				}

				for (let tab of dataTabs) {
					tab.classList.add('is-hidden');
					if (tab.id == node.id.replace('for-','')) {
						tab.classList.remove('is-hidden');
					}
				}
			});
		}
	});

	modal.classList.add('is-active');
	const closeBtn = modal.querySelector('.modal-close');
	const modalBg = modal.querySelector('.modal-background');
	const closeModal = () => modal.classList.remove('is-active');
	// CLose modal when clicking either on the X button or on the background
	closeBtn.addEventListener('click', () => closeModal());
	modalBg.addEventListener('click', () => closeModal());

	this.imageGallery('gallery-1', data.surveys);
	this.imageGallery('gallery-2', data.photos);
}
/**
 * Open a modal with project info
 * @param {string} selector The modal selector to open project info
 */
UI.projectInfo = function (selector) {
	const modal = document.querySelector(selector);

	document.querySelector('#progetto').addEventListener('click', () => {
		modal.classList.add('is-active');
		const closeIcon = modal.querySelector('.delete');
		const modalBg = modal.querySelector('.modal-background');
		const closeBtn = modal.querySelector('.buttons > .button');
		const closeModal = () => modal.classList.remove('is-active');
		// Close modal when clicking either on the X button or on the background
		closeBtn.addEventListener('click', () => closeModal());
		closeIcon.addEventListener('click', () => closeModal());
		modalBg.addEventListener('click', () => closeModal());
	});
}
/**
 * @param {string} menuListSel Menu list selector
 * @param {L.Map} map
 * @param {L.LayerGroup} sites
 */
UI.sitesMenu = function (menuListSel, map, sites) {
	// Close menu if arrow button is clicked...
	this.toggleMenu('close-menu');

	const menu = document.querySelector(menuListSel);
	menu.addEventListener('click', async event => {
		if (event.target.nodeName === 'A') {
			const layerId = event.target.id;
			// zoom to layer...
			const layer = sites.customGetLayer(layerId);
			const data = await GIS.layerData(layerId);
			this.openModal(data, '#site-data');
			map.setView(
				layer.getBounds().getCenter(),
				19,
				{animate: true, duration: 1, easeLinearity: 0.25}
			);
		}
	});
}
/**
 * Open Spotlight gallery
 * @param {string} galleryId The id of the trigger element
 * @param {Array<Object>} images Array of image objects from DB 
 */
UI.imageGallery = function (galleryId, images) {
	const element = document.querySelector(`#${galleryId}`);

	if (element) {
		let gallery = [];
		for (let img of images) {
			gallery.push({src: `img/${img.filename}`, description: img.didascalia});
		}

		document.querySelector(`#${galleryId}`).addEventListener('click', () => {
			Spotlight.show(gallery);
		});
	}
}

export default UI;