<?php
declare(strict_types=1);

namespace BvBeJ\Handles;

use GuzzleHttp\Client;
use GuzzleHttp\RequestOptions;
use GuzzleHttp\Exception\GuzzleException;
use Illuminate\Support\Facades\Log;
use Ramsey\Uuid\Rfc4122\UuidV4;
use Ramsey\Uuid\Uuid;

class BvBeJHandle
{
    const DATE_FORMAT = 'Y-m-d H:i:s';

    private static Client $client;

    public function __construct()
    {
        self::$client = new Client();
    }

    /**
     * Aes加密
     * @param string $data
     * @param string $key
     * @param string $vi
     * @return string|false
     */
    public function AesEncrypt(string $data, string $key, string $vi): string|false
    {
        return $this->Base64UrlEncode(openssl_encrypt($data, 'AES-128-CBC', $key, OPENSSL_CIPHER_AES_128_CBC, $vi));
    }

    /**
     * Aes解密
     * @param string $data
     * @param string $key
     * @param string $vi
     * @return string|false
     */
    public function AesDecrypt(string $data, string $key, string $vi): string|false
    {
        return openssl_decrypt($this->Base64UrlDecode($data), 'AES-128-CBC', $key, OPENSSL_CIPHER_AES_128_CBC, $vi);
    }

    /**
     * @param string $data
     * @param bool $strict
     * @return string
     */
    public function Base64UrlEncode(string $data, bool $strict = false): string
    {
        if ($strict) {
            return rtrim(strtr(base64_encode($data), '+/', '-_'), '=');
        }
        return str_replace(['+', '/'], ['-', '_'], base64_encode($data));
    }

    /**
     * @param string $data
     * @param bool $strict
     * @return string
     */
    public function Base64UrlDecode(string $data, bool $strict = false): string
    {
        if ($strict) {
            return base64_decode(str_pad(strtr($data, '-_', '+/'), strlen($data) % 4, '=', STR_PAD_RIGHT));
        }
        return base64_decode(str_replace(['-', '_'], ['+', '/'], $data));
    }

    /**
     * @param string $url
     * @param array $params
     * @param array $header
     * @return string
     */
    public function PostJsonRequest(string $url, array $params, array $header = []): string
    {
        try {
            $response = self::$client->post($url, [
                RequestOptions::JSON => $params,
                RequestOptions::HEADERS => $header
            ]);
            return $response->getBody()->getContents();
        } catch (GuzzleException $exception) {
            Log::error("SignatureRequestHttpPostByAes Error", [
                'msg' => $exception->getMessage()
            ]);
            return '';
        }
    }

    /**
     * 签名调用请求
     *
     * @param string $url
     * @param $productID
     * @param string $key
     * @param string $vi
     * @param array $params
     * @return string|false
     */
    public function SignatureRequestHttpPostByAes(string $url, $productID, string $key, string $vi, array $params): string|false
    {
        $timestamp = time();
        $form = array_merge($params, [
            't' => $timestamp
        ]);
        ksort($form);
        $sign = urldecode(http_build_query($form));
        try {
            $signature = $this->AesEncrypt($sign, $key, $vi);
            if ($signature === false) {
                return false;
            }
            $response = self::$client->post($url, [
                RequestOptions::FORM_PARAMS => $form,
                RequestOptions::HEADERS => [
                    'Signature' => $signature,
                    'Signature-Datetime' => date($this::DATE_FORMAT, $timestamp),
                    'Product-ID' => $productID
                ]
            ]);
        } catch (GuzzleException $exception) {
            Log::error("SignatureRequestHttpPostByAes Error", [
                'msg' => $exception->getMessage()
            ]);
            return false;
        }
        return $response->getBody()->getContents();
    }

    /**
     * 钉钉报警
     *
     * @param string $accessToken
     * @param string $secret
     * @param array $params
     * @return bool
     */
    public function DingTalkAlert(string $accessToken, string $secret, array $params): bool
    {
        try {
            $timestamp = getMicroTime();
            $signData = $timestamp . "\n" . $secret;
            $hash_hmac = hash_hmac('sha256', $signData, $secret, true);
            $sign = urlencode(base64_encode($hash_hmac));
            $httpQuery = http_build_query([
                'access_token' => $accessToken,
                'sign' => $sign,
                'timestamp' => $timestamp,
            ]);
            $response = self::$client->post('https://oapi.dingtalk.com/robot/send?' . $httpQuery, [
                RequestOptions::JSON => $params,
                RequestOptions::HEADERS => [
                    'Content-Type' => 'application/json;charset=utf-8'
                ]
            ]);
            $body = json_decode($response->getBody()->getContents(), true);
            return ($body['errcode'] ?? false) === 0;
        } catch (GuzzleException $exception) {
            Log::error("DingTalkAlert Error", [
                'msg' => $exception->getMessage()
            ]);
            return false;
        }
    }

    /**
     * 有道翻译
     *
     * @param string $appID
     * @param string $secret
     * @param string $text
     * @param string $lang
     * @return string
     */
    function YouDaoTextTranslator(string $appID, string $secret, string $text, string $lang): string
    {
        if ($lang === 'hk') {
            $lang = 'zh-CHT';
        }
        $uuid4 = Uuid::uuid4();
        $uuid = $uuid4->toString();
        $timestamp = (string)now()->utc()->timestamp;
        $len = mb_strlen($text);
        if ($len > 20) {
            $input = mb_substr($text, 0, 10) . $len . mb_substr($text, $len - 10, $len);
            $signStr = $appID . $input . $uuid . $timestamp . $secret;
        } else {
            $signStr = $appID . $text . $uuid . $timestamp . $secret;
        }
        $sign = hash('sha256', $signStr);

        try {
            $response = self::$client->post("https://openapi.youdao.com/api", [
                RequestOptions::FORM_PARAMS => [
                    'q' => $text,
                    'from' => 'zh-CHS',
                    'to' => $lang,
                    'appKey' => $appID,
                    'salt' => $uuid,
                    'sign' => $sign,
                    'signType' => "v3",
                    'curtime' => $timestamp,
                    'strict' => "true",
                ],
                RequestOptions::HEADERS => [
                    'Content-Type' => 'application/x-www-form-urlencoded;charset=utf-8'
                ]
            ]);
            $body = json_decode($response->getBody()->getContents(), true);
            if (($body['errorCode'] ?? false) === '0') {
                return $body['translation'][0];
            }
            return "";
        } catch (GuzzleException $e) {
            Log::error("YouDaoTextTranslator Error", [
                'msg' => $e->getMessage()
            ]);
            return "";
        }
    }
}