<?php
// Fetches wildfire data from WFIGS and returns as JSON
header('Content-Type: application/json');

// The ArcGIS REST API endpoint for current wildfire perimeters
$url = 'https://services3.arcgis.com/T4QMspbfLg3qTGWY/arcgis/rest/services/WFIGS_Interagency_Perimeters_Current/FeatureServer/0/query?where=1=1&outFields=poly_IncidentName,poly_Acres_AutoCalc,attr_InitialResponseDateTime,attr_PercentContained&f=geojson';

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_USERAGENT, 'worldsphere.ai bot'); // Some APIs require a user agent
$response = curl_exec($ch);
curl_close($ch);

if ($response === false) {
    echo json_encode(['error' => 'Could not fetch wildfire data.']);
    exit;
}

$data = json_decode($response, true);

if (json_last_error() !== JSON_ERROR_NONE) {
    echo json_encode(['error' => 'Could not parse wildfire data.']);
    exit;
}

$features = $data['features'] ?? [];

$wildfires = [];
foreach ($features as $feature) {
    $properties = $feature['properties'];
    $wildfires[] = [
        'name' => $properties['poly_IncidentName'],
        'acres' => $properties['poly_Acres_AutoCalc'],
        'started' => $properties['attr_InitialResponseDateTime'],
        'percent_contained' => $properties['attr_PercentContained'],
    ];
}

echo json_encode($wildfires);
?>