<?php
// DB 연결 예시
$conn = new mysqli('localhost', 'egbim', 'baron3840!!', 'egbim');
if ($conn->connect_error) {
    http_response_code(500);
    echo json_encode(['message' => 'DB 연결 실패']);
    exit;
}
mysqli_set_charset($conn, 'utf8mb4');

// 파라미터 받기
$product_code     = $_POST['product_code']     ?? '';
$family_version   = $_POST['family_version']   ?? '';
$external_version = $_POST['external_version'] ?? '';

// 필수 값 체크
if (!$product_code || !$family_version || !$external_version) {
    http_response_code(400);
    echo json_encode(['message' => '필수값 누락']);
    exit;
}

// INSERT or UPDATE (upsert)
$sql = "INSERT INTO deploy_versions (product_code, family_version, external_version)
        VALUES (?, ?, ?)
        ON DUPLICATE KEY UPDATE
        family_version = VALUES(family_version),
        external_version = VALUES(external_version)";
$stmt = $conn->prepare($sql);
$stmt->bind_param("sss", $product_code, $family_version, $external_version);

if ($stmt->execute()) {
    echo json_encode(['message' => '저장 성공']);
} else {
    http_response_code(500);
    echo json_encode(['message' => 'DB 오류: ' . $stmt->error]);
}
$stmt->close();
$conn->close();
?>