??? ??? ?????? Alipay? ?? ???? ?????? ???? ? ? ?? ??? ?????. ?? ??? ???? ? ??????? ?? Alipay ?? ???? ???? ???? ???? ? ?? ???? ???? ????? ???. ???? ThinkPHP6? ???? Alipay ?? ???? ???? ??? ?????? ???? ??? ???????.

1.Alipay ??? ?? ??
Alipay ???? ????? ?? Alipay ??? ??? ???? ?? ??????? ???? ???. ???? ??? ??? ????.

1.1 Alipay Open Platform ?? ????(https://open.alipay.com)? ?????.
1.2 ??? ???? ?? ?? ?? ??? ?????.
1.3 ??? ? ?? ????? "?????? ??"? ???? ??? ??? ?????.
1.4 '??? ??' ??? ???? ????, ??, ?? ??? ??? ? ??? ?? ?????.
1.5 ??? ??? ? ?????? ?? ?? ????? ??????? APPID, APP_PRIVATE_KEY ? ?? ??? ?? ??? ??? ? ??? ?????.

2. ThinkPHP6 ????? ??
ThinkPHP6? ???? Alipay ?? ???? ???? ?? ?? ThinkPHP6 ?????? ???? ???. ???? ?? ??? ThinkPHP6 ?? ??(https://www.kancloud.cn/thinkphp/thinkphp6_quickstart/1037498)? ?????.

3. Alipay ?? ???? ???? ?? ??
???? ????? Alipay ?? ???? ???? ?? ??? ??? ? ????. ???? ??? ??? ????.

3.1 AliPayAuthController.php ???? ??? ???? Alipay ?? ??? ??? ???? ?? ?? ??? ?????. ??? ??? ??? ????.

use thinkacadeConfig;
use thinkacadeSession;

class AliPayAuthController {
    public function auth() {
        $appID = Config::get('alipay.app_id');
        $appPrivateKey = Config::get('alipay.app_private_key');
        $aliPayPublicKey = Config::get('alipay.ali_pay_public_key');

        $aliPay = new AlipayAopClient();
        $aliPay->gatewayUrl = 'https://openapi.alipay.com/gateway.do';
        $aliPay->appId = $appID;
        $aliPay->rsaPrivateKeyFilePath = $appPrivateKey;
        $aliPay->alipayPublicKeyFilePath = $aliPayPublicKey;

        $authCode = $this->request->param('auth_code');
        $userId = '';
        $error = '';

        if (!empty($authCode)) {
            $request = new AlipaysystemOauthTokenRequest();
            $request->setGrantType("authorization_code");
            $request->setCode($authCode);

            $response = $aliPay->execute($request);
            if (!empty($response->alipay_system_oauth_token_response)) {
                $userId = $response->alipay_system_oauth_token_response->user_id;
                Session::set('alipay_user_id', $userId);

                // TODO: 處理用戶登錄邏輯，例如將用戶ID保存到數(shù)據(jù)庫中，并跳轉(zhuǎn)到登錄成功頁面。
            } else {
                $error = '授權(quán)獲取用戶ID失敗';
            }
        } else {
            $error = '授權(quán)碼為空';
        }

        if (!empty($error)) {
            // TODO: 處理錯誤信息，例如顯示錯誤頁面等。
        }
    }
}

3.2 ??????? config ????? alipay.php?? ?? ??? ???? ?? ??????? APPID ? ? ??? ?????. ?:

return [
    'app_id' => '1234567890',
    'app_private_key' => file_get_contents('path/to/your/appPrivateKey.txt'),
    'ali_pay_public_key' => file_get_contents('path/to/your/aliPayPublicKey.txt')
];

?? ThinkPHP6? ???? Alipay ?? ???? ???? ?? ????? ???????. ???? Alipay ?? ??? ??? ???? ???? ?? ???? ?????. ???? ??? ??? ? ??? ?? ??? ?? ??? ????? ???? Alipay? ?? ?? ? ?????. ?????? ?? ????? ??? ID ??? ?? ???. ??? ID? ???? ??? ??? ?? ?? ??, ?? ?? ???? ?? ?? ID? ??????? ??? ?? ????.

Alipay ?? ???? ???? ????? ??? ??? ??? ??? ??? ? ??? ??? ???? ???? ?? ?? ??????? ? ?? ??? ??? ??? ? ????. ? ?? ThinkPHP6 ?????? ???? ????? Alipay ?? ??? ??? ??? ???? ? ??? ??? ????.

? ??? ThinkPHP6? ???? Alipay ?? ???? ???? ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!