libre-charge-map/js/main.js

/**
 * 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}
 */

let showHighPower = true
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)

let filteredMarkers = L.layerGroup().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)
				}
			}
		}
	}
	feature.properties.outputPower = outputPower
	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
}

let coef_reduction_bars = 0.8

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

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_200 = 0
	let output_more_than_100 = 0
	let output_more_than_50 = 0
	let count_station_outputoutput_between_1_and_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 > 0 && outputPower < 50) {
			count_station_outputoutput_between_1_and_50++
		}
		if (outputPower >= 50 && outputPower < 100) {
			output_more_than_50++
		} else if (outputPower >= 100 && outputPower < 200) {
			output_more_than_100++
		} else if (outputPower >= 200 && outputPower < 300) {
			output_more_than_200++
		} else if (outputPower >= 300) {
			feature.properties.puissance_haute = true
			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 bar_powers = `<div class="bars-container">
<div class="bar color-unknown" style="width: ${calculerPourcentage(count_output_unknown, count, true)}%">${count_output_unknown}</div>
<div class="bar color-power-lesser-than-50" style="width: ${calculerPourcentage(count_station_outputoutput_between_1_and_50, count, true)}%">${count_station_outputoutput_between_1_and_50}</div>
<div class="bar color-power-lesser-than-100" style="width: ${calculerPourcentage(output_more_than_50, count, true)}%">${output_more_than_50}</div>
<div class="bar color-power-lesser-than-200" style="width: ${calculerPourcentage(output_more_than_100, count, true)}%">${output_more_than_100}</div>
<div class="bar color-power-lesser-than-300" style="width: ${calculerPourcentage(output_more_than_200, count, true)}%">${output_more_than_200}</div>
<div class="bar color-power-lesser-than-max" style="width: ${calculerPourcentage(output_more_than_300, count, true)}%">${output_more_than_300}</div>
</div>
`

	let stats_content = `<div class="stats">
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/>
${output_more_than_200} (${calculerPourcentage(output_more_than_200, count)}%) ont une puissance max supérieure à 200 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/>
</div>`

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

let geojsondata;

function displayPointsFromApi (points) {

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

	displayStatsFromGeoJson(geojsondata)
	var resultLayer = L.geoJson(geojsondata, {
		style: function (feature) {
			return { color: '#f00' }
		},
		/**
		 * enlever les polygones, ne garder que les points
		 * @param feature
		 * @param layer
		 * @returns {boolean}
		 */
		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) {
			let popupContent = ''
			// 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><a class="edit-button" href="https://www.openstreetmap.org/edit?editor=remote&node=${feature.properties.id}">JOSM</a> <span class="color-indication" style="background-color: ${color};">${displayOutPowerGuessed}</span><span class="popup-content">${popupContent}</span>`

			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').on('click', toggleMinPower(50))
// $('#toggleMinPower_100').on('click', toggleMinPower(100))
// document.getElementById('toggleMinPower_300').addEventListener('click', toggleMinPower(showHighPower))
$('#query-button').on('click', function () {
	supprimerMarqueurs(map)
	loadOverpassQuery()
})

function toggleMinPower (showHighPower) {
	console.log('toggle', showHighPower)
	showHighPower = !showHighPower;
	addFilteredMarkers(showHighPower);
	this.textContent = showHighPower ? "Montrer puissance haute" : "Montrer puissance normale";
}

function addFilteredMarkers (showHighPower) {
	filteredMarkers.clearLayers() // Supprimer les marqueurs existants

	console.log('addFilteredMarkers: clear des marqueurs fait')
	let counter = 0
	geojsondata.features.forEach(function (feature) {
		if (feature.properties.puissance_haute === showHighPower) {
			counter++
			var marker = L.marker(feature.geometry.coordinates).bindPopup(feature.properties.puissance_haute ? 'Puissance haute' : 'Puissance normale')
			filteredMarkers.addLayer(marker)
		}
	})
	console.log('addFilteredMarkers: ', counter)
}

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()