<?php
$site_url = "https://linhkiencasu.com";
$username = "tritigi"; // user WP
$password = "tudongcapnhat"; // application password

// --------------------
// Bước 1: Upload ảnh
// --------------------
$image_path = "sample.jpg";
$ch = curl_init($site_url . "/wp-json/wp/v2/media");

curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_USERPWD, $username . ":" . $password);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    'Content-Disposition: attachment; filename="' . basename($image_path) . '"',
    'Content-Type: image/jpeg'
]);
curl_setopt($ch, CURLOPT_POSTFIELDS, file_get_contents($image_path));

$response = curl_exec($ch);
curl_close($ch);

$media = json_decode($response, true);
$image_id = $media['id'] ?? 0;
$image_url = $media['source_url'] ?? '';

echo "Ảnh upload ID: $image_id - URL: $image_url\n";

// --------------------
// Bước 2: Tạo bài viết
// --------------------
$post_data = [
    "title"          => "Demo API: Thêm bài viết có ảnh",
    "content"        => "<p>Đây là nội dung bài viết với ảnh minh họa.</p><img src=\"$image_url\" />",
    "status"         => "publish",
    "featured_media" => $image_id
];

$ch = curl_init($site_url . "/wp-json/wp/v2/posts");
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_USERPWD, $username . ":" . $password);
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($post_data));

$response = curl_exec($ch);
curl_close($ch);

$post = json_decode($response, true);

echo "Bài viết mới tạo: " . $post['link'] . "\n";