/**
 * rechercher les bornes de recharge,
 * afficher des cercles colorés selon la puissance max de la station
 * lister les bornes trouvées dans la page
 * @type {boolean}
 */
const overrideQuery = true
const initialZoom = 12
const osmMention = '&copy; <a href="https://openstreetmap.org/copyright">OpenStreetMap</a> contributors'
let unknown_color = '#c0b1b1' // color for unknown power output of the station

// serveurs de tuiles: https://wiki.openstreetmap.org/wiki/Tile_servers
// https://stamen-tiles.a.ssl.fastly.net/toner/{z}/{x}/{y}.png
// https://a.tile.openstreetmap.fr/osmfr/{z}/{x}/{y}.png
// https://tile.openstreetmap.org/{z}/{x}/{y}.png
// 'https://cartodb-basemaps-{s}.global.ssl.fastly.net/light_all/{z}/{x}/{y}.png'
const tileServer = 'https://cartodb-basemaps-{s}.global.ssl.fastly.net/light_all/{z}/{x}/{y}.png'

// Créer la carte centrée sur Rouen
var map = L.map('map').setView([49.4438, 1.0993], initialZoom)
// 'https://overpass-api.de/api/interpreter?data=[out:json][timeout:25];' +
// 'area(id:3600075628)->.searchArea;' +
// 'node[amenity=charging_station](area.searchArea);' +
// 'out body geom;'

L.tileLayer(tileServer, {
	maxZoom: 19,
	attribution: osmMention,
}).addTo(map)

function buildOverpassApiUrl (map, overpassQuery) {

	var baseUrl = 'https://overpass-api.de/api/interpreter'
	var bounds = map.getBounds().getSouth() + ',' + map.getBounds().getWest() + ',' + map.getBounds().getNorth() + ',' + map.getBounds().getEast()
	var resultUrl, query = ''

	if (overrideQuery) {
		query = `?data=[out:json][timeout:15];(
   node[amenity=charging_station](${bounds});
   );out body geom;`
	} else {
		var nodeQuery = 'node[' + overpassQuery + '](' + bounds + ');'
		var wayQuery = 'way[' + overpassQuery + '](' + bounds + ');'
		var relationQuery = 'relation[' + overpassQuery + '](' + bounds + ');'
		query = '?data=[out:json][timeout:15];(' + nodeQuery + wayQuery + relationQuery + ');out body geom;'

	}
	resultUrl = baseUrl + query
	return resultUrl
}

const tags_to_display_in_popup = [
	'name',
	'capacity',
	'date_start',
	'charging_station:output',
	'socket:type_2',
	'socket:type2:output',
	'socket:typee',
	'socket:typee:output',
	'socket:type2_combo',
	'socket:type2_combo:output',
	'socket:chademo',
	'operator', 'ref:EU:EVSE',
	'network',
	'opening_hours',
	'contact',
	'phone',
	'contact:phone',
	'website',
	'contact:website',
	'ref',
	'fee',
	'payment',
	'payment:contactless',
	'authentication:app',
	'authentication:debit_card',
]

function supprimerMarqueurs (map) {
	map.eachLayer((layer) => {
		if (layer instanceof L.Marker) {
			layer.remove()
		}
	})
}

const colors = [
	'#36423d',
	'#4e8a8d',
	'#2999b3',
	'#1782dd',
	'#2900ff',
	'#8000ff',
]

function guessOutputPowerFromFeature (feature) {
	let outputPower = 0
	if (feature.properties && feature.properties.tags) {
		/**
		 * fouiller dans les tags les valeurs explicites de puissance déclarée.
		 * Deviner aussi les puissances non déclarées:
		 * - type 2 présent, max 43kW
		 * - type Chademo présent, max 63kW
		 * https://forum.openstreetmap.fr/t/bornes-de-recharges-et-puissance-chargeurs-quel-est-votre-avis/27828
		 *
		 */

		let found_type_2 = false
		let found_type_chademo = false
		for (var tag in feature.properties.tags) {
			if (tag.indexOf('type2') !== -1) {
				// console.log('tag type2', tag)
				found_type_2 = true
				power = 43
			}
			if (tag.indexOf('chademo') !== -1) {
				found_type_chademo = true
				console.log('tag chademo', tag)
				power = 63
			}
			let value = feature.properties.tags[tag]
			if (value && tag.toLowerCase().indexOf('output') !== -1) {
				console.log('tag contient output', tag, value)
				value = '' + value
				if (value.replace) {
					value = value.replace(' ')
					value = value.replace('kW', '')
				}
				var power = parseInt(value)
				// deviner les types de prises présents

				if (power) {
					console.log('power', power)
					console.log('outputPower', outputPower)
				}
				if (power > outputPower) {
					outputPower = power
					console.log('power', power)
				}
			}
		}
	}
	return outputPower
}

function getColor (feature) {

	let outputPower = guessOutputPowerFromFeature(feature)
	feature.properties.tags.has_output_of_irve_specified = outputPower
	if (outputPower) {

		var index = Math.min(Math.floor(outputPower / 10), colors.length - 1)
		console.log('outputPower', outputPower)
		// console.log('colors[index]', colors[index])
		return colors[index]
	}
	// autrement, sans puissance max trouvée, on met la couleur des indéfinis
	return unknown_color
}

function displayPointsFromApi (points) {

	var resultAsGeojson = osmtogeojson(points)
	console.log('resultAsGeojson', resultAsGeojson)

	function displayStatsFromGeoJson (resultAsGeojson) {

		let count = resultAsGeojson.features.length
		let count_station_output = 0
		let count_ref_eu = 0
		let output_more_than_300 = 0
		let output_more_than_100 = 0
		let output_more_than_50 = 0
		let count_output_unknown = 0
		let count_estimated_type2combo = 0
		let count_found_type2combo = 0
		let count_found_type2 = 0

		resultAsGeojson.features.map(feature => {
			let found_type2_combo = false;
			// trouver si les tags présentent un type combo
			let found_type2 = false;
			// trouver si les tags présentent un type 2
			let keys_of_object = Object.keys(feature.properties.tags)
			keys_of_object.map(tagKey=>{
				// console.log('tagKey', tagKey)
				if(tagKey.indexOf('type2_combo')!==-1){
					found_type2_combo = true
					console.log('tagkey trouvé combo',tagKey				)
				}
				if(tagKey.indexOf('type2')!==-1){
					found_type2 = true
				}
			})
			let outputPower = guessOutputPowerFromFeature(feature)
			if(found_type2_combo){
				count_found_type2combo++
			}
			if(found_type2){
				count_found_type2++
			}
			if(outputPower == 0){
				count_output_unknown++
			}
			if(outputPower>200 && ! found_type2_combo){
				/**
				 * si on trouve une puissance supérieure à 200kW on peut partir du principe que la station dispose d'une prise type_2_combo à minima
				 */
				count_estimated_type2combo++
			}
			if(outputPower>50){
				output_more_than_50++
			}
			else if(outputPower>100){
				output_more_than_100++
			}
			else if(outputPower>300){
				output_more_than_300++
			}
			if (feature.properties.tags['charging_station:output']) {
				count_station_output++
			}
			if (feature.properties.tags['ref:EU:EVSE']) {
				count_ref_eu++
			}
		})

		let stats_content = 'Statistiques des <strong>' + count + '</strong> stations trouvées: <br/>' +
			count_station_output + ' (' + calculerPourcentage(count_station_output, count) + '%)' + ' ont une info de puissance max délivrée <i>charging_station:output</i>. <br/>' +
			count_ref_eu + ' (' + calculerPourcentage(count_ref_eu, count) + '%)' + ' ont une référence européenne <i>ref:EU:EVSE</i>. <br/>' +
			count_output_unknown + ' (' + calculerPourcentage(count_output_unknown, count) + '%)' + ' ont une puissance max inconnue <i>*output*</i>. <br/>' +
			output_more_than_300 + ' (' + calculerPourcentage(output_more_than_300, count) + '%)' + ' ont une puissance max supérieure à 300 kW <i>*output*</i>. <br/>' +
			output_more_than_100 + ' (' + calculerPourcentage(output_more_than_100, count) + '%)' + ' ont une puissance max supérieure à 100 kW <i>*output*</i>. <br/>' +
			output_more_than_50 + ' (' + calculerPourcentage(output_more_than_50, count) + '%)' + ' ont une puissance max supérieure à 50 kW <i>*output*</i>. <br/>' +
			count_found_type2combo + ' (' + calculerPourcentage(count_found_type2combo, count) + '%)' + ' ont un prise combo définie <i>*type2_combo*</i>. <br/>' +
			count_estimated_type2combo + ' (' + calculerPourcentage(count_estimated_type2combo, count) + '%)' + ' ont une prise combo présumée à partir de la puissance max trouvée mais non spécifiée <i>*type2_combo*</i>. <br/>' +
			count_found_type2 + ' (' + calculerPourcentage(count_found_type2, count) + '%)' + ' ont un prise type2 définie <i>*type2*</i>. <br/>' +
			''

		$('#found_charging_stations').html(stats_content)
	}

	function calculerPourcentage (partie, total) {
		if (total === 0) {
			return 'Division par zéro impossible'
		}
		return ((partie / total) * 100).toFixed(1)
	}

	displayStatsFromGeoJson(resultAsGeojson)
	var resultLayer = L.geoJson(resultAsGeojson, {
		style: function (feature) {
			return { color: '#f00' }
		},
		filter: function (feature, layer) {
			var isPolygon = (feature.geometry) && (feature.geometry.type !== undefined) && (feature.geometry.type === 'Polygon')
			if (isPolygon) {
				feature.geometry.type = 'Point'
				var polygonCenter = L.latLngBounds(feature.geometry.coordinates[0]).getCenter()
				feature.geometry.coordinates = [polygonCenter.lat, polygonCenter.lng]
			}
			return true
		},
		onzoomend: function (event) {
			console.log('event', event)
		},
		onEachFeature: function (feature, layer) {
			var popupContent = ''
			// console.log('feature.properties', feature.properties)
			// popupContent = popupContent + '<dt>@id</dt><dd> capacité: ' + feature.properties.tags['capacity'] + '</dd>'
			var keys = Object.keys(feature.properties.tags)
			// ne montrer que certains champs dans la popup
			tags_to_display_in_popup.forEach(function (key) {
				if (tags_to_display_in_popup.indexOf(key)) {
					let value = feature.properties.tags[key]
					if (value) {
						if (value.indexOf('http') !== -1) {
							value = '<a href="' + value + '">' + value + '</a>'
						}
						popupContent = popupContent + '<br/><strong class="popup-key">' + key + ' :</strong><span class="popup-value">' + value + '</span>'
					}
				}
			})
			// popupContent = popupContent + '</dl>'
			layer.bindPopup(popupContent)

			let outPowerGuessed = guessOutputPowerFromFeature(feature)
			let color = getColor(feature)
			let displayOutPowerGuessed = '? kW'
			if (outPowerGuessed) {
				displayOutPowerGuessed = outPowerGuessed + ' kW max'
			}
			if (!popupContent) {
				popupContent = '<span class="no-data"> Aucune information renseignée, <a class="edit-button" href="https://www.openstreetmap.org/edit?editor=remote&node=' + feature.properties.id + '">ajoutez la dans OpenStreetMap!</a></span>'
			}
			let html = '<a class="edit-button" href="https://www.openstreetmap.org/edit?editor=id&node=' + feature.properties.id + '">' +
				'✏️</a> <span class="color-indication" style="background-color: ' + color + ';">' + displayOutPowerGuessed + '</span><span class="popup-content">' + popupContent + '</span>'

			// console.log('layer', layer)
			let marker = L.marker(layer._latlng, {
				icon: L.divIcon({
					iconUrl: '/img/beer.jpg',
					//+ getIconFromTags(feature.properties.tags),
					// className: 'label ' + makeCssClassFromTags(feature.properties.tags),

					iconSize: ['auto', 'auto'],
				}),
			})

			if (outPowerGuessed) {

				marker.bindTooltip(outPowerGuessed + ' kW max',
					{
						permanent: false,
						direction: 'right'
					}
				)

			}
			marker.addTo(map)

			let radius = 20
			if (outPowerGuessed > 300) {
				radius = 200
			} else if (outPowerGuessed > 200) {
				radius = 250
			} else if (outPowerGuessed > 100) {
				radius = 150
			} else if (outPowerGuessed > 50) {
				radius = 100
			} else if (outPowerGuessed > 20) {
				radius = 50
			} else if (outPowerGuessed > 7) {
				radius = 20
			}

			let circle = L.circle(layer._latlng, {
				color: color,
				fillColor: color,
				fillOpacity: 0.8,
				radius: radius
			}).addTo(map)

			circle.bindPopup(html)
			circle.on({
				mouseover: function () {
					this.openPopup()
				},
				mouseout: function () {
					setTimeout(() => this.closePopup(), 3000)
				},
				click: function () {
					this.openPopup()
				},
			})
		},
	})
}

function makeCssClassFromTags (tags) {
	console.log('tags', tags)
	let tagKeys = Object.keys(tags)
	console.log('tagKeys', tagKeys)
	if (!tags) {
		return ''
	}
	let listOfClasses = []

	tagKeys.forEach((element) => {
		listOfClasses.push('tag-' + element + '_' + tags[element].replace(':', '--').replace(' ', '-'))
	})

	return listOfClasses.join(' ')
}

function getIconFromTags (tags) {
	let iconFileName = ''
	// let iconFileName = 'icon_restaurant.png';
	if (tags['man_made']) {
		iconFileName = 'fountain.png'
	}
	return iconFileName
}

$('#toggleMinPower_50').click(toggleMinPower(50))
$('#toggleMinPower_100').click(toggleMinPower(100))
$('#toggleMinPower_300').click(toggleMinPower(300))
$('#query-button').click(function () {
	supprimerMarqueurs(map)
	loadOverpassQuery()
})

function toggleMinPower (minPower) {
	console.log('toggle', minPower)
}

let isLoading = false

function loadOverpassQuery () {

	// ne pas charger si on recherche déjà
	if (!isLoading) {
		isLoading = true
		$('#spinning_icon').fadeIn()
		var queryTextfieldValue = $('#query-textfield').val()
		var overpassApiUrl = buildOverpassApiUrl(map, queryTextfieldValue)

		$.get(overpassApiUrl, function (geoDataPointsFromApi) {

			displayPointsFromApi(geoDataPointsFromApi)
			$('#spinning_icon').fadeOut()
			$('#message-loading').fadeOut()
			isLoading = false
		}) // end of the getting from overpass API
	}
}

$('#spinning_icon').hide()
$('#message-loading').hide()

loadOverpassQuery()