feat: import points côtiers depuis OpenStreetMap (Overpass API)

2026-04-09 00:31:40 -04:00
parent 3c2d174edb
commit 3a69283983
3 changed files with 219 additions and 0 deletions
--- a/backend/src/Command/ImportCoastalPointsCommand.php
+++ b/backend/src/Command/ImportCoastalPointsCommand.php
@@ -0,0 +1,186 @@
+<?php
+
+namespace App\Command;
+
+use App\Entity\CoastalPoint;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\Console\Attribute\AsCommand;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+
+#[AsCommand(
+    name: 'app:import-coastal-points',
+    description: 'Importe les plages/ports/spots depuis OpenStreetMap (Overpass API) — idempotent',
+)]
+class ImportCoastalPointsCommand extends Command
+{
+    private const OVERPASS_URL = 'https://overpass-api.de/api/interpreter';
+
+    // bbox format Overpass : sud,ouest,nord,est
+    private const ISLANDS = [
+        'Guadeloupe'       => ['bbox' => '15.7,-62.0,16.7,-60.8',   'region' => 'Guadeloupe'],
+        'Martinique'       => ['bbox' => '14.3,-61.3,14.9,-60.7',   'region' => 'Martinique'],
+        'Sainte-Lucie'     => ['bbox' => '13.7,-61.1,14.2,-60.8',   'region' => 'Sainte-Lucie'],
+        'Barbade'          => ['bbox' => '13.0,-59.8,13.4,-59.3',   'region' => 'Barbade'],
+        'Saint-Martin'     => ['bbox' => '17.8,-63.2,18.2,-62.9',   'region' => 'Saint-Martin'],
+        'Dominique'        => ['bbox' => '15.2,-61.5,15.7,-61.2',   'region' => 'Dominique'],
+        'Saint-Barthélemy' => ['bbox' => '17.85,-62.9,17.98,-62.7', 'region' => 'Saint-Barthélemy'],
+        'Marie-Galante'    => ['bbox' => '15.8,-61.4,16.1,-61.1',   'region' => 'Guadeloupe'],
+        'Les Saintes'      => ['bbox' => '15.8,-61.7,15.9,-61.5',   'region' => 'Guadeloupe'],
+    ];
+
+    public function __construct(
+        private EntityManagerInterface $em,
+        private HttpClientInterface $httpClient,
+    ) {
+        parent::__construct();
+    }
+
+    protected function configure(): void
+    {
+        $this
+            ->addOption('dry-run', null, InputOption::VALUE_NONE, 'Affiche sans persister en base')
+            ->addOption('island', null, InputOption::VALUE_REQUIRED, 'Importer une seule île (ex: Guadeloupe)');
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $io     = new SymfonyStyle($input, $output);
+        $dryRun = (bool) $input->getOption('dry-run');
+        $filter = $input->getOption('island');
+
+        $io->title('Import OpenStreetMap — Points côtiers Antilles');
+
+        if ($dryRun) {
+            $io->note('Mode dry-run : aucune écriture en base');
+        }
+
+        $repo    = $this->em->getRepository(CoastalPoint::class);
+        $created = 0;
+        $skipped = 0;
+
+        $islands = self::ISLANDS;
+        if (is_string($filter)) {
+            $islands = array_filter(
+                $islands,
+                static fn(string $k) => mb_strtolower($k) === mb_strtolower($filter),
+                ARRAY_FILTER_USE_KEY
+            );
+            if (empty($islands)) {
+                $io->error("Île inconnue : {$filter}. Valeurs : " . implode(', ', array_keys(self::ISLANDS)));
+                return Command::FAILURE;
+            }
+        }
+
+        foreach ($islands as $islandName => $config) {
+            $io->section("→ {$islandName}");
+            $elements = $this->queryOverpass($config['bbox'], $io);
+
+            foreach ($elements as $el) {
+                $osmId   = $el['type'] . '/' . $el['id'];
+                $osmName = $el['tags']['name'] ?? null;
+
+                if ($osmName === null) {
+                    continue;
+                }
+
+                // Idempotence par osmId
+                if ($repo->findOneBy(['osmId' => $osmId]) !== null) {
+                    ++$skipped;
+                    continue;
+                }
+
+                // Idempotence par nom+région (couvre les points seedés manuellement)
+                if ($repo->findOneBy(['name' => $osmName, 'region' => $config['region']]) !== null) {
+                    ++$skipped;
+                    continue;
+                }
+
+                $lat = $el['lat'] ?? ($el['center']['lat'] ?? null);
+                $lon = $el['lon'] ?? ($el['center']['lon'] ?? null);
+
+                if ($lat === null || $lon === null) {
+                    continue;
+                }
+
+                $type = $this->mapType($el['tags']);
+
+                $io->writeln(sprintf('  + %-45s [%s]', $osmName, $type));
+
+                if (!$dryRun) {
+                    $point = new CoastalPoint();
+                    $point->setName($osmName);
+                    $point->setGeometry(sprintf('SRID=4326;POINT(%f %f)', $lon, $lat));
+                    $point->setType($type);
+                    $point->setRegion($config['region']);
+                    $point->setOsmId($osmId);
+                    $this->em->persist($point);
+                }
+
+                ++$created;
+            }
+
+            if (!$dryRun) {
+                $this->em->flush();
+            }
+
+            sleep(1); // respect Overpass rate limit
+        }
+
+        $verb = $dryRun ? 'trouvé(s)' : 'créé(s)';
+        $io->success(sprintf('%d point(s) %s, %d ignoré(s) (déjà existants).', $created, $verb, $skipped));
+
+        return Command::SUCCESS;
+    }
+
+    /**
+     * @return array<int, array<string, mixed>>
+     */
+    private function queryOverpass(string $bbox, SymfonyStyle $io): array
+    {
+        $query = <<<OVERPASS
+[out:json][timeout:30];
+(
+  node["natural"="beach"]["name"]({$bbox});
+  node["leisure"="marina"]["name"]({$bbox});
+  node["harbour"="fishing"]["name"]({$bbox});
+  node["amenity"="ferry_terminal"]["name"]({$bbox});
+  node["sport"="surfing"]["name"]({$bbox});
+  way["natural"="beach"]["name"]({$bbox});
+  way["leisure"="marina"]["name"]({$bbox});
+  way["harbour"="fishing"]["name"]({$bbox});
+);
+out center;
+OVERPASS;
+
+        try {
+            $response = $this->httpClient->request('POST', self::OVERPASS_URL, [
+                'body'    => ['data' => $query],
+                'timeout' => 35,
+            ]);
+
+            $data = $response->toArray();
+
+            return $data['elements'] ?? [];
+        } catch (\Throwable $e) {
+            $io->warning('Overpass error : ' . $e->getMessage());
+            return [];
+        }
+    }
+
+    /**
+     * @param array<string, string> $tags
+     */
+    private function mapType(array $tags): string
+    {
+        if (($tags['sport']   ?? '') === 'surfing')          return 'surf';
+        if (($tags['harbour'] ?? '') === 'fishing')          return 'fishing';
+        if (($tags['amenity'] ?? '') === 'ferry_terminal')   return 'port';
+        if (($tags['leisure'] ?? '') === 'marina')           return 'port';
+        return 'beach';
+    }
+}