<?php
header("Content-Type: application/json");
$out = [];
// Direct scan
$d = "/var/www/html/api/sovereign";
if (is_dir($d)) {
    $cmd = "find $d -maxdepth 5 -type f 2>/dev/null | head -30";
    $out["files"] = array_filter(array_map("trim", explode("\n", @shell_exec($cmd) ?: "")));
}
// Nginx config that handles /api/sovereign/
$ng = @shell_exec("grep -l sovereign /etc/nginx/sites-enabled/* 2>/dev/null");
$out["nginx_configs"] = array_filter(array_map("trim", explode("\n", $ng ?: "")));

// If we have a config, extract the location block
foreach ($out["nginx_configs"] ?? [] as $f) {
    if (!$f) continue;
    $content = @file_get_contents($f);
    if ($content) {
        // find any location containing /api/sovereign or similar
        if (preg_match_all("/location[^{]*\/api\/sovereign[^{]*\{[^}]+\}/m", $content, $matches)) {
            $out["nginx_blocks_$f"] = $matches[0];
        }
        if (preg_match_all("/proxy_pass[^;]+sovereign[^;]+;/", $content, $pp)) {
            $out["proxy_pass_sov"] = $pp[0];
        }
        if (preg_match_all("/\/api\/sovereign[^\s{}]+/", $content, $refs)) {
            $out["sovereign_refs_$f"] = array_unique($refs[0]);
        }
    }
}

echo json_encode($out, JSON_PRETTY_PRINT|JSON_UNESCAPED_SLASHES);