Fallagassrini Bypass Shell

<?
/************************************************
 * 🚚 RECHERCHER LES HÉBERGEMENTS PROCHES D'UNE VILLE
 ************************************************/
/************************************************
 * DEBUG RECHERCHE HÉBERGEMENTS PROCHES
 * Même logique que la prod, mais avec détails
 ************************************************/
function rechercherHebergementsProches($ville_input, $db, $rayon_km,$nombre_voyageurs=0)
{
	

	$debug = [
		'erreur'            => '',
		'ville'             => '',
		'pays'              => '',
		'rayon_km'          => (int)$rayon_km,
		'nombre_voyageurs'          => (int)$nombre_voyageurs,
		'nb_supprimes_capacite'      => 0,
		'point_reference'   => null,
		'delta_lat'         => null,
		'delta_lon'         => null,
		'rectangle_sql'     => [],
		'nb_ville'          => 0,
		'nb_rectangle'      => 0,
		'nb_total_avant'    => 0,
		'nb_total_apres'    => 0,
		'lignes_debug'      => [],
		'resultats_finaux'  => [],
	];

	if (empty($ville_input)) {
		$debug['erreur'] = "❌ Veuillez sélectionner une ville.";
		return $debug;
	}

	$parts = array_map('trim', explode(',', $ville_input));

	$ville = trim($parts[0] ?? '');
	$postal_code = '';
	$pays = '';

	if (count($parts) >= 3) {
		$postal_code = trim($parts[1] ?? '');
		$pays = strtoupper(trim($parts[2] ?? ''));
	} else {
		$pays = strtoupper(trim($parts[1] ?? ''));
	}

	$debug['ville'] = $ville;
	$debug['pays']  = $pays;
	$debug['postal_code'] = $postal_code;
	
	$condition_postal = '';

if ($postal_code !== '') {
	$condition_postal = " AND postal_code = '" . $db->escape($postal_code) . "' ";
}

	if ($ville === '' || $pays === '') {
		$debug['erreur'] = "❌ Format ville invalide. Utilisez : Ville, FR";
		return $debug;
	}

	// Point de référence
	$ville_ref = $db->get_row("
    SELECT id, name, city, postal_code, country_code, latitude, longitude
    FROM heb
    WHERE city = '" . $db->escape($ville) . "'
      AND country_code = '" . $db->escape($pays) . "'
      {$condition_postal}
      AND name != 'lite'
      AND latitude IS NOT NULL
      AND longitude IS NOT NULL
      AND latitude <> ''
      AND longitude <> ''
    LIMIT 1
");

	if (!$ville_ref) {
		$debug['erreur'] = "❌ Ville non trouvée ou sans coordonnées.";
		return $debug;
	}

	$lat_ref = (float)str_replace(',', '.', $ville_ref->latitude);
	$lon_ref = (float)str_replace(',', '.', $ville_ref->longitude);

	$debug['point_reference'] = [
		'id'         => $ville_ref->id ?? '',
		'name'       => $ville_ref->name ?? '',
		'city'       => $ville_ref->city ?? '',
		'country'    => $ville_ref->country_code ?? '',
		'latitude'   => $lat_ref,
		'longitude'  => $lon_ref,
		'lat_brut'   => $ville_ref->latitude ?? '',
		'lon_brut'   => $ville_ref->longitude ?? '',
	];

	$delta_lat = $rayon_km / 111;
	$cos_lat   = cos(deg2rad($lat_ref));
	if (abs($cos_lat) < 0.00001) {
		$cos_lat = 0.00001;
	}
	$delta_lon = $rayon_km / (111 * $cos_lat);

	$debug['delta_lat'] = $delta_lat;
	$debug['delta_lon'] = $delta_lon;

	$lat_min = $lat_ref - $delta_lat;
	$lat_max = $lat_ref + $delta_lat;
	$lon_min = $lon_ref - $delta_lon;
	$lon_max = $lon_ref + $delta_lon;

	$debug['rectangle_sql'] = [
		'lat_min' => $lat_min,
		'lat_max' => $lat_max,
		'lon_min' => $lon_min,
		'lon_max' => $lon_max,
	];

	// Étape 1 : hébergements dans la ville
	$hebs_ville = $db->get_results("
    SELECT *
    FROM heb
    WHERE city = '" . $db->escape($ville) . "'
      AND country_code = '" . $db->escape($pays) . "'
      {$condition_postal}
      AND name != 'lite'
      AND latitude IS NOT NULL
      AND longitude IS NOT NULL
      AND latitude <> ''
      AND longitude <> ''
");

	$hebergements = [];
	$ids_deja = [];

	if ($hebs_ville) {
		foreach ($hebs_ville as $h) {
			$h->origine = 'ville';
			$hebergements[] = $h;
			$ids_deja[] = (int)$h->id;
		}
	}

	$debug['nb_ville'] = count($hebs_ville ?: []);

	// Étape 2 : rectangle
	$hebs_rect = [];

$exclusion = '';
if (!empty($ids_deja)) {
    $exclusion = "AND id NOT IN (" . implode(',', array_map('intval', $ids_deja)) . ")";
}

$hebs_rect = $db->get_results("
    SELECT *
    FROM heb
    WHERE CAST(REPLACE(latitude, ',', '.') AS DECIMAL(10,6)) BETWEEN {$lat_min} AND {$lat_max}
      AND CAST(REPLACE(longitude, ',', '.') AS DECIMAL(10,6)) BETWEEN {$lon_min} AND {$lon_max}
      AND country_code = '" . $db->escape($pays) . "'
      AND name != 'lite'
      AND latitude IS NOT NULL
      AND longitude IS NOT NULL
      AND latitude <> ''
      AND longitude <> ''
      {$exclusion}
");

if ($hebs_rect) {
    foreach ($hebs_rect as $h) {
        $h->origine = 'rectangle';
        $hebergements[] = $h;
    }
}

	$debug['nb_rectangle']   = count($hebs_rect ?: []);
	$debug['nb_total_avant'] = count($hebergements);

	$resultats = [];
	$lignes_debug = [];

	foreach ($hebergements as $heb) {
		$lat = (float)str_replace(',', '.', $heb->latitude);
		$lon = (float)str_replace(',', '.', $heb->longitude);

		$distance = round(calculerlaDistance($lat_ref, $lon_ref, $lat, $lon), 1);
		$dans_rayon = ($distance <= $rayon_km);

		
		$type_hebergement = strtolower(trim((string)($heb->type_hebergement ?? '')));
$capacite_totale = (int)($heb->capacite_totale ?? 0);

if (
	$nombre_voyageurs > 0 &&
	$type_hebergement === 'location' &&
	$capacite_totale < $nombre_voyageurs
) {
	$debug['nb_supprimes_capacite']++;
	continue;
}

		$lignes_debug[] = [
			'id'               => (int)$heb->id,
			'name'             => $heb->name ?? '',
			'city'             => $heb->city ?? '',
			'postal_code'      => $heb->postal_code ?? '',
			'latitude_brut'    => $heb->latitude ?? '',
			'longitude_brut'   => $heb->longitude ?? '',
			'latitude'         => $lat,
			'longitude'        => $lon,
			'distance'         => $distance,
			'dans_rayon'       => $dans_rayon ? 'OUI' : 'NON',
			'origine'          => $heb->origine ?? 'inconnue',
			'token'            => $heb->token ?? '',
			'type_hebergement' => $type_hebergement,
		];

		if (!$dans_rayon) {
			continue;
		}

		$resultats[] = [
			'id'               => (int)$heb->id,
			'token'            => htmlspecialchars($heb->token ?? ''),
			'name'             => htmlspecialchars($heb->name ?? ''),
			'postal_code'      => htmlspecialchars($heb->postal_code ?? ''),
			
			'capacite_totale'         => $capacite_totale,
			'ville'            => htmlspecialchars($heb->city ?? ''),
			'country_code'     => strtoupper($heb->country_code ?? ''),
			'distance'         => $distance,
			'reviews'          => $heb->reviews ?? '',
			'rating'           => $heb->rating ?? '',
			'photo'            => $heb->photo ?? '',
			'photo_locale'     => $heb->photo_locale ?? '',
			'parking'          => !empty($heb->parking) ? ucfirst(str_replace('_', ' ', $heb->parking)) : '',
			'type_hebergement' => $type_hebergement,
			'donnees'          => json_decode($heb->donnees_specifiques ?? '[]', true),
			'equipements'      => json_decode($heb->equipements_json ?? '[]', true),
			'activites'        => json_decode($heb->activites_json ?? '[]', true),
			'tarif_nuit'       => $heb->tarif_nuit ?? '',
			'category'         => $heb->category ?? '',
			'latitude'         => $lat,
			'longitude'        => $lon,
			'origine'          => $heb->origine ?? 'inconnue'
		];
	}

	usort($lignes_debug, function ($a, $b) {
		return $a['distance'] <=> $b['distance'];
	});

	usort($resultats, function ($a, $b) {
		return $a['distance'] <=> $b['distance'];
	});

	$resultats = array_slice($resultats, 0, 500);

	$debug['lignes_debug']     = $lignes_debug;
	$debug['resultats_finaux'] = $resultats;
	$debug['nb_total_apres']   = count($resultats);

	return $resultats;
}



/***********************************
 * 🚚 CALCULER DISTANCE HEBERGEMENTS
 ***********************************/
function calculerlaDistance($lat1, $lon1, $lat2, $lon2) {
	$R = 6371;
	$lat1 = deg2rad($lat1);
	$lon1 = deg2rad($lon1);
	$lat2 = deg2rad($lat2);
	$lon2 = deg2rad($lon2);

	$dLat = $lat2 - $lat1;
	$dLon = $lon2 - $lon1;

	$a = sin($dLat / 2) ** 2 +
		 cos($lat1) * cos($lat2) * sin($dLon / 2) ** 2;

	$c = 2 * atan2(sqrt($a), sqrt(1 - $a));
	return $R * $c;
}

/***********************************
 * 🚚 METTRE A JOUR VILLES DISTINCT
 ***********************************/
function miseaJourHeb_villes() {
	
	$db->query("
	  INSERT IGNORE INTO heb_villes (city, country_code)
	  SELECT DISTINCT city, country_code FROM heb
	  WHERE city IS NOT NULL AND city <> ''
	");

}





?>