<?php
require_once __DIR__ . '/common.php';

$dbconn = getDBConnection();

// Performing SQL query
$query = "SELECT cwa,lat,lon,lastimage,county,elevation,camid,state,description,hydro,airport FROM cams WHERE active <> false AND lastsuccess IS NOT NULL AND (EXTRACT(EPOCH FROM (current_timestamp - lastsuccess ))/60) < (interval + 20) order by elevation desc";
$result = pg_query($query) or die('Query failed: ' . pg_last_error());

// Printing results in HTML
$array = array();
while ($line = pg_fetch_array($result, null, PGSQL_ASSOC)) {
    // Ensure hydro is a proper boolean
    $line['hydro'] = ($line['hydro'] === 't' || $line['hydro'] === true);
    // Ensure airport is a proper boolean
    $line['airport'] = ($line['airport'] === 't' || $line['airport'] === true);
    $array[] = $line;
}
echo json_encode($array);

// Free resultset
pg_free_result($result);

// Close database connection when needed
if (isset($dbconn)) {
    pg_close($dbconn);
}
?>