Ajoute une recherche de lieu à la carte

.env

@@ -24,6 +24,7 @@ APP_BAC_IDF_CITIES_FILE=data/bac_idf/cities.csv
 DATABASE_URL="postgresql://dialog:dialog@database:5432/dialog"
 REDIS_URL="redis://redis:6379"
 API_ADRESSE_BASE_URL=https://api-adresse.data.gouv.fr
+APP_IGN_GEOCODER_BASE_URL=https://data.geopf.fr
 MATOMO_ENABLED=false
 ###> BD TOPO ###
 BDTOPO_DATABASE_URL=

assets/customElements/index.js

@@ -2,3 +2,4 @@ import './auto_form';
 import './modal_trigger';
 import './map';
 import './map_form';
+import './map_search_form';

assets/customElements/map.js

@@ -219,6 +219,14 @@ class MapLibreMap {
         });
     }
 
+    /**
+     * Center map on a given location.
+     * @param {[number, number]} coordinates 
+     */
+    flyTo(coordinates) {
+        this.#map.flyTo({ center: coordinates });
+    }
+
     /**
      *
      * @param {[number, number]} pos
@@ -261,7 +269,7 @@ class MapLibreMap {
 
 const METROPOLITAN_FRANCE_CENTER = '[2.725, 47.16]';
 
-class MapElement extends HTMLElement {
+export class MapElement extends HTMLElement {
     connectedCallback() {
         const mapHeight = this.getAttribute('mapHeight') || '100%';
         const mapMinHeight = this.getAttribute('mapMinHeight') || '600px';
@@ -310,6 +318,21 @@ class MapElement extends HTMLElement {
 
         observer.observe(this, { attributes: true });
     }
+
+    /**
+     * Center map on given coordinates
+     * @param {[number, number]} coordinates 
+     * @param {number} zoom
+     */
+    flyTo(coordinates, zoom) {
+        this.map?.flyTo({
+            center: coordinates,
+            zoom,
+            // Animation options
+            duration: 2000, // ms
+            essential: false, // Disable if browser has [prefers-reduced-motion]
+        });
+    }
 }
 
 customElements.define('d-map', MapElement);

assets/customElements/map_search_form.js

@@ -0,0 +1,25 @@
+// @ts-check
+
+import { getAttributeOrError, querySelectorOrError } from "./util";
+import { MapElement } from './map';
+
+customElements.define('d-map-search-form', class extends HTMLElement {
+    connectedCallback() {
+        requestAnimationFrame(() => {
+            /** @type {MapElement} */
+            const map = querySelectorOrError(document, `#${getAttributeOrError(this, 'target')}`);
+
+            /** @type {HTMLInputElement} */
+            const selectedValueField = querySelectorOrError(document, `#${getAttributeOrError(this, 'selectedValueFieldName')}`);
+
+            selectedValueField.addEventListener('change', () => {
+                const { coordinates, kind } = JSON.parse(selectedValueField.value);
+
+                // Zoom closer on streets
+                const zoom = kind === 'street' ? 15 : 12;
+
+                map.flyTo(coordinates, zoom);
+            });
+        });
+    }
+});

config/packages/framework.yaml

@@ -27,6 +27,8 @@ framework:
                 base_uri: '%env(APP_EUDONET_PARIS_BASE_URL)%'
             litteralis.wfs.http.client:
                 base_uri: '%env(APP_LITTERALIS_WFS_BASE_URL)%'
+            ign.geocoder.client:
+                base_uri: '%env(APP_IGN_GEOCODER_BASE_URL)%'
 
 when@test:
     framework:

src/Application/MapGeocoderInterface.php

@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Application;
+
+interface MapGeocoderInterface
+{
+    public function findPlaces(string $search): array;
+}

src/Infrastructure/Adapter/IgnMapGeocoder.php

@@ -0,0 +1,47 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Infrastructure\Adapter;
+
+use App\Application\MapGeocoderInterface;
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+
+final class IgnMapGeocoder implements MapGeocoderInterface
+{
+    public function __construct(
+        private HttpClientInterface $ignGeocoderClient,
+    ) {
+    }
+
+    public function findPlaces(string $search): array
+    {
+        $response = $this->ignGeocoderClient->request(
+            'GET',
+            '/geocodage/completion',
+            [
+                'query' => [
+                    'text' => $search,
+                    'type' => 'StreetAddress, PositionOfInterest',
+                    'poiType' => 'administratif',
+                ],
+            ],
+        );
+
+        $data = json_decode($response->getContent(), true);
+
+        $places = [];
+
+        foreach ($data['results'] as $result) {
+            $places[] = [
+                'label' => $result['fulltext'],
+                'value' => [
+                    'coordinates' => [$result['x'], $result['y']],
+                    'kind' => $result['kind'],
+                ],
+            ];
+        }
+
+        return $places;
+    }
+}

src/Infrastructure/Controller/Map/Fragments/MapSearchController.php

@@ -0,0 +1,45 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Infrastructure\Controller\Map\Fragments;
+
+use App\Application\MapGeocoderInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
+use Symfony\Component\Routing\Annotation\Route;
+
+final class MapSearchController
+{
+    public function __construct(
+        private \Twig\Environment $twig,
+        private MapGeocoderInterface $mapGeocoder,
+    ) {
+    }
+
+    #[Route(
+        '/carte/search',
+        name: 'fragment_carto_search',
+        methods: ['GET'],
+    )]
+    public function __invoke(Request $request): Response
+    {
+        $search = $request->query->get('search');
+
+        if (!$search) {
+            throw new BadRequestHttpException();
+        }
+
+        $results = $this->mapGeocoder->findPlaces($search);
+
+        return new Response(
+            $this->twig->render(
+                name: 'map/fragments/search_results.html.twig',
+                context: [
+                    'results' => $results,
+                ],
+            ),
+        );
+    }
+}

templates/map/_search_form.html.twig

@@ -0,0 +1,47 @@
+<div
+    class="fr-x-autocomplete-wrapper"
+    data-controller="autocomplete"
+    data-autocomplete-url-value="{{ path('fragment_carto_search') }}"
+    data-autocomplete-query-param-value="search"
+    data-autocomplete-min-length-value="3"
+    data-autocomplete-delay-value="500"
+    data-autocomplete-loading-status-value="{{ 'common.autocomplete.status.loading'|trans }}"
+    data-autocomplete-empty-status-value="{{ 'common.autocomplete.status.min_chars'|trans({ '%minChars%': 3 }) }}"
+    data-action="autocomplete.change->reset#reset"
+>
+    <div class="fr-search-bar">
+        <label for="map_search" class="app-sr-only">
+            {{ 'map.search_form.search'|trans }}
+        </label>
+
+        <input
+            id="{{ selectedValueFieldName }}"
+            name="{{ selectedValueFieldName }}"
+            type="hidden"
+            data-autocomplete-target="hidden"
+        >
+
+        <input
+            id="search"
+            name="search"
+            type="text"
+            class="fr-input"
+            spellcheck="false"
+            autocomplete="false"
+            data-autocomplete-target="input"
+            placeholder="{{ 'map.search_form.search.placeholder'|trans }}"
+        >
+
+        <button class="fr-btn" aria-label="{{ 'common.form.search'|trans }}">{{ 'common.form.search'|trans }}</button>
+    </div>
+
+    <ul
+        id="map_search-results"
+        role="listbox"
+        aria-label="{{ 'map.search_form.results_label'|trans }}"
+        class="fr-x-autocomplete"
+        data-autocomplete-target="results"
+    >
+        <li role="status" data-autocomplete-target="status"></li>
+    </ul>
+</div>

templates/map/fragments/search_results.html.twig

@@ -0,0 +1,7 @@
+{% for result in results %}
+    <li role="option" data-autocomplete-value="{{ result.value|json_encode }}">{{ result.label }}</li>
+{% endfor %}
+
+<template id="status">
+    {{ 'common.autocomplete.results_count'|trans({ '%count%': results|length }) }}
+</template>

templates/map/map.html.twig

@@ -14,7 +14,12 @@
         <div class="fr-grid-row fr-x-h-full">
             <div class="fr-col-12 fr-col-sm-4 fr-col-md-3 fr-container fr-pt-2w fr-pb-6w">
                 <h1 class="fr-h4">{{ 'map.title'|trans }} </h1>
-                <h2 class="fr-h6">{{ 'map.filters.title'|trans }}</h2>
+
+                <d-map-search-form target="map" selectedValueFieldName="selectedValue">
+                    {% include 'map/_search_form.html.twig' with {'selectedValueFieldName': 'selectedValue'} only %}
+                </d-map-search-form>
+
+                <h2 class="fr-h6 fr-mt-2w">{{ 'map.filters.title'|trans }}</h2>
 
                 <d-map-form target="map" urlAttribute="dataUrl">
                     {{ form_start(form, {

translations/messages.fr.xlf

@@ -2068,6 +2068,14 @@
                 <source>map.loading</source>
                 <target>Chargement de la carte en cours...</target>
             </trans-unit>
+            <trans-unit id="map.search_form.search">
+                <source>map.search_form.search</source>
+                <target>Rechercher un lieu</target>
+            </trans-unit>
+            <trans-unit id="map.search_form.search.placeholder">
+                <source>map.search_form.search.placeholder</source>
+                <target>Rechercher un lieu</target>
+            </trans-unit>
             <trans-unit id="map.filters.title">
                 <source>map.filters.title</source>
                 <target>Filtres</target>