<?php
header("Content-Type: application/json");
header("Access-Control-Allow-Origin: *");
header("Access-Control-Allow-Methods: GET, POST");
$file = "/var/www/html/api/agent-avatars.json";

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $data = json_decode(file_get_contents('php://input'), true);
    if ($data) {
        file_put_contents($file, json_encode($data, JSON_PRETTY_PRINT));
        echo json_encode(["status" => "ok", "count" => count($data)]);
    } else {
        http_response_code(400);
        echo json_encode(["error" => "invalid json"]);
    }
} else {
    if (file_exists($file)) {
        echo file_get_contents($file);
    } else {
        echo "{}";
    }
}