<?php
header("Content-Type: application/json");
$action = $_GET["action"] ?? "status";
$configs = glob(__DIR__ . "/config/*.json");
$all = [];
foreach ($configs as $f) {
    $name = basename($f, ".json");
    $data = json_decode(file_get_contents($f), true);
    $all[$name] = ["status" => $data["status"] ?? "unknown", "file" => $f];
}
if ($action === "status") echo json_encode(["ok"=>true, "credentials"=>$all]);
elseif ($action === "activate" && isset($_POST["name"],$_POST["key"],$_POST["value"])) {
    $f = __DIR__ . "/config/" . basename($_POST["name"]) . ".json";
    if (file_exists($f)) {
        $d = json_decode(file_get_contents($f), true);
        $d[$_POST["key"]] = $_POST["value"];
        file_put_contents($f, json_encode($d, JSON_PRETTY_PRINT));
        echo json_encode(["ok"=>true, "updated"=>$_POST["key"]]);
    }
} else echo json_encode(["error"=>"Use: status, activate"]);