<?php
namespace app\api\controller;

use app\api\controller\Base;
use PaypalServerSdkLib\Authentication\ClientCredentialsAuthCredentialsBuilder;
use PaypalServerSdkLib\Environment;
use PaypalServerSdkLib\Models\Builders\AmountWithBreakdownBuilder;
use PaypalServerSdkLib\Models\Builders\ExperienceContextBuilder;
use PaypalServerSdkLib\Models\Builders\OrderApplicationContextBuilder;
use PaypalServerSdkLib\Models\Builders\OrderRequestBuilder;
use PaypalServerSdkLib\Models\Builders\PaymentSourceBuilder;
use PaypalServerSdkLib\Models\Builders\PaypalWalletBuilder;
use PaypalServerSdkLib\Models\Builders\PaypalWalletExperienceContextBuilder;
use PaypalServerSdkLib\Models\Builders\PurchaseUnitRequestBuilder;
use PaypalServerSdkLib\Models\PaymentSource;
use PaypalServerSdkLib\PaypalServerSdkClientBuilder;
use think\Db;
use think\db\exception\DataNotFoundException;
use think\Env;
use think\db\exception\ModelNotFoundException;
use think\Exception;
use think\Request;
use think\exception\DbException;
use think\exception\PDOException;
use think\Queue;
use think\Validate;
use think\log;

class Order extends base{
    protected $PAYPAL_CLIENT_ID="ATqBigrhcNdqR8J83aDjTOoJHsAVz0U45JRY4H0stcEcv0mQrMDHQmyrydQInYd1w4lJ1ee3Wsblm2WP";
    protected $PAYPAL_CLIENT_SECRET="EJL5CtykvRiMZ1apKrX4zDX03d01CuxgrUi6-D7K45NgNQAGGY0Kj0Du9tL04Zc3aDBgxgZ4JLErSQp3";

    public function __construct(\think\Request $request = null)
    {
        parent::__construct($request);
    }

    public function paystationTest(){
        $sn = 'TMR'.date('Ymd') . strtoupper(bin2hex(random_bytes(8)));
        $accessToken = createPayStationToken();
        $data_array = [
            'paystation_id' => Env::get("paystation.client_id"),
            'gateway_id' => "PAYSTATION",//GATEWAY_ID,
            "merchant_session" => $sn,
            "merchant_reference"=>$sn,
            "amount" =>100,
            "return_url"=>"https://www.tmrjournals.com/",
            "response_url"=>"http://api.tmrjournals.com/public/index.php/api/Order/completePaystation"
        ];
        $data = json_encode($data_array);
        $purchase = postPayStationQuery('v1/hosted/purchases', $accessToken, $data);
        $paystation_res = object_to_array(json_decode($purchase));
        return jsonSuccess($paystation_res);
    }


    public function completePaystation(){
        Log::log("payStation:act ".date("Y-m-d H:i:s"));
        $data = $this->request->post();
        if(!isset($data['transaction_id'])|| !$data['result']['success']){
            return jsonError("Paystation responds with no results or result fail");
        }
        $tid = $data['transaction_id'];
        Log::log("payStation:".$tid);
        $paystation_info = $this->paystation_obj->where("transaction_id",$tid)->find();
        if (!$paystation_info){
            return jsonSuccess([]);
        }
        $order_info = $this->order_obj->where("ps_id",$paystation_info['ps_id'])->find();
        $this->article_obj->where("article_id",$order_info['article_id'])->update(['is_buy'=>1]);
        $this->order_obj->where("order_id",$order_info['order_id'])->update(['state'=>1]);
        return jsonSuccess([]);
    }


    public function PaystationLookup(){
        $data = $this->request->post();
        $rule = new Validate([
            "article_id"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }
        $article_info = $this->article_obj->where("article_id",$data['article_id'])->find();
        $order_info = $this->order_obj->where("article_id",$article_info['article_id'])->whereIn("state",[0,1])->find();
        if($order_info==null){
            return jsonError("no order");
        }
        sleep(2);
        $paystation_info = $this->paystation_obj->where("ps_id",$order_info['ps_id'])->find();
        $response = paystationLookup($paystation_info["merchant_session"]);
        $res = xml_to_array($response);
        if(isset($res['PaystationQuickLookup']['LookupResponse']['PaystationErrorMessage'])&&$res['PaystationQuickLookup']['LookupResponse']['PaystationErrorMessage']=="Transaction successful"&&$res['PaystationQuickLookup']['LookupResponse']['PaystationErrorCode']==0){
            $this->article_obj->where("article_id",$order_info['article_id'])->update(['is_buy'=>1]);
            $this->order_obj->where("order_id",$order_info['order_id'])->update(['state'=>1]);
            return jsonSuccess(["result"=>"success","paystation"=>$paystation_info]);
        }else{
            return jsonSuccess(['result'=>"fail","msg"=> $res['PaystationQuickLookup']['LookupResponse']['PaystationErrorMessage'] ?? "no message"]);
        }
    }

    public function testPays(){
        $data = $this->request->post();
        $rule = new Validate([
            "ms"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }

        $url = "https://payments.paystation.co.nz/lookup/";
        $time = time();
        $params = [
            "pi" => "616562",
            "ms" => $data['ms'],
            "pstn_HMACTimestamp" => $time
        ];
        $secret_key = Env::get("paystation.hmac");// 使用提供的HMAC认证密钥
//        function calculate_hmac($key, $message) {
//            return hash_hmac('sha256', $message, $key);
//        }
        $query_string = http_build_query($params);
        $hmac_signature = hash_hmac('sha256', $time."paystation".$query_string,$secret_key);
        $params["pstn_HMAC"] = $hmac_signature;
        $url_with_params = $url . '?' . http_build_query($params);

//        echo $url_with_params;

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url_with_params);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $response = curl_exec($ch);
        if(curl_errno($ch)) {
            echo 'Error:' . curl_error($ch);
        }
        curl_close($ch);

        return jsonSuccess(xml_to_array($response));


    }


    public function getPreOrderDetail(){
        $data = $this->request->post();
        $rule = new Validate([
            "article_id"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }
        $order_info = $this->order_obj->where("article_id",$data['article_id'])->whereIn("state",[0,1])->find();
        if(!$order_info){
            return jsonError("order not find");
        }
        if($order_info['pay_type']==2){
            $paystation = $this->paystation_obj->where("ps_id",$order_info['ps_id'])->find();
            if($order_info['state']==0){
                $res = xml_to_array(paystationLookup($paystation['merchant_session']));
                if(isset($res['PaystationQuickLookup']['LookupResponse']['PaystationErrorMessage'])&&$res['PaystationQuickLookup']['LookupResponse']['PaystationErrorMessage']=='Transaction successful'){
                    $this->article_obj->where("article_id",$order_info['article_id'])->update(['is_buy'=>1]);
                    $this->order_obj->where("order_id",$order_info['order_id'])->update(['state'=>1]);
                }
            }
            $order_info['paystation'] = $paystation;
            $re['detail'] = $order_info;
            return jsonSuccess($re);
        }else{
            return jsonError("Payment type error");
        }
    }

    /**提交改价申请
     * @return void
     */
    public function applyPrice(){
        $data = $this->request->post();
        $rule = new Validate([
            "article_id"=>"require",
            "fee"=>"require",
            "remark"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }

        // 查询文章、期刊和编辑者信息
        $article_info = $this->article_obj->where("article_id",$data['article_id'])->find();
        $journal_info = $this->journal_obj->where("journal_id",$article_info['journal_id'])->find();
        $editor_info = $this->user_obj->where("user_id",$journal_info['editor_id'])->find();

        // 验证编辑者权限
        if($journal_info['editor_id']!=$editor_info['user_id']){
            return jsonError("You are not the editor of this journal");
        }

        $check = Db::name("article_price_apply")->where("article_id",$data['article_id'])->where("state",0)->find();
        if($check){
            return jsonError("There is an unfinished price change application for this article");
        }

        $insert['article_id'] = $data['article_id'];
        $insert['old_fee'] = $article_info['fee'];
        $insert['fee'] = $data['fee'];
        $insert['remark'] = $data['remark'];
        $insert['ctime'] = time();
        Db::name("article_price_apply")->insert($insert);


        //发送邮件
        $tt = '您有新的价格审批！<a href="https://submission.tmrjournals.com/journalFeeApproval">link</a>';

        sendEmail("18812616272@qq.com", "tmr-文章价格申请", "tmr-文章价格申请", $tt, $journal_info['email'], $journal_info['epassword']);


        return jsonSuccess();

    }


    public function getApplyList(){
        $data = $this->request->post();
        $data['pageIndex'] = isset($data['pageIndex'])?$data['pageIndex']:0;
        $data['pageSize'] = isset($data['pageSize'])?$data['pageSize']:10;
        $start_page = ($data['pageIndex']-1)*$data['pageSize'];
        $list = Db::name("article_price_apply")->where("state", $data['state'] ?? 0)->limit($start_page,$data['pageSize'])->select();
        foreach ($list as $k=>$v){
            $list[$k]['article_info'] = $this->article_obj->field("article_id,journal_id,accept_sn,title")->where("article_id",$v['article_id'])->find();
            $list[$k]['journal_info'] = $this->journal_obj->field("journal_id,title")->where("journal_id",$list[$k]['article_info']['journal_id'])->find();
            $list[$k]['history'] = Db::name("article_price_apply")->where("article_id",$list[$k]['article_info']['article_id'])->select();
        }
        $re['list'] = $list;
        $re['total'] = Db::name("article_price_apply")->where("state", $data['state'] ?? 0)->count();

        return jsonSuccess($re);
    }

    public function getApplyArticleList(){
        $data = $this->request->post();
        $rule = new Validate([
            "state"=>"require",
            "pageIndex"=>"require",
            "pageSize"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }
        $start_page = ($data['pageIndex']-1)*$data['pageSize'];
        $sql = "SELECT a.article_id,a.title,a.accept_sn,j.title journal_title FROM t_article a
INNER JOIN (
    SELECT MAX(id) AS max_id, article_id
    FROM t_article_price_apply
    GROUP BY article_id
) t ON a.article_id = t.article_id
INNER JOIN t_article_price_apply apa ON apa.id = t.max_id
LEFT JOIN t_journal j ON a.journal_id = j.journal_id
WHERE apa.state = ".$data['state']."
LIMIT ".$start_page.",".$data['pageSize'];

        $row = Db::query($sql);

        foreach ($row as $k=>$v){
            $row[$k]['history'] = Db::name("article_price_apply")->where("article_id",$v['article_id'])->select();
        }


        $countSql = "SELECT COUNT(*) AS total FROM t_article a
INNER JOIN (
    SELECT MAX(id) AS max_id, article_id
    FROM t_article_price_apply
    GROUP BY article_id
) t ON a.article_id = t.article_id
INNER JOIN t_article_price_apply apa ON apa.id = t.max_id
WHERE apa.state = ".$data['state'];
        $total = Db::query($countSql);
        $total = intval($total[0]['total'] ?? 0);
        $re['list'] = $row;
        $re['count'] = $total;

    return jsonSuccess($re);
    }


    public function getApplyCount(){
        $res = Db::name("article_price_apply")->field("state,count(*) as count")->group("state")->select();

        return jsonSuccess($res);
    }


    public function acceptPriceApply(){
        $data = $this->request->post();
        $rule = new Validate([
            "id"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }

        $apply_info = Db::name("article_price_apply")->where("id",$data['id'])->find();
        $old_article_info = $this->article_obj->where("article_id",$apply_info['article_id'])->find();
        $journal_info = $this->journal_obj->where("journal_id",$old_article_info['journal_id'])->find();
        $article_update['fee']=$apply_info['fee'];
        $article_update['fee_remark']=$apply_info['remark'];

        if(intval($apply_info['fee'])==0) {
            $article_update['is_buy']=1;
        }
        $this->article_obj->where("article_id",$apply_info['article_id'])->update($article_update);

        Db::name("article_price_apply")->where("id",$data['id'])->update(['state'=>1]);

        $order_info = $this->order_obj->where("article_id",$apply_info['article_id'])->whereIn("state",[0,1])->find();
        if($order_info){
            if(intval($apply_info['fee'])==0){
                $this->order_obj->where("order_id",$order_info['order_id'])->update(['state'=>2]);
            }else{
                $update1['order_fee']=$apply_info['fee'];
                $this->order_obj->where("order_id",$order_info['order_id'])->update($update1);
            }
        }

        //发送邮件，提醒给作者
        $user_info = $this->user_obj->where("user_id",$old_article_info['user_id'])->find();
        $email[] = $user_info['email'];
        $authors = $this->article_author_obj->where("article_id",$apply_info['article_id'])->where("state",0)->where("is_report",1)->select();
        foreach ($authors as $v){
            if(in_array($v['email'],$email)){
                continue;
            }
            $email[] = $v['email'];
        }

        $tt = 'Dear Authors,<br><br><br>';
        $tt .= "We are pleased to inform you that your manuscript has successfully completed the editorial evaluation process and has been pre-accepted, pending the completion of the remaining publication procedures.<br><br>";
        $tt .= "Manuscript Title: ".$old_article_info['title']."<br>";
        $tt .= "Article SN:".$old_article_info['accept_sn']."<br><br>";
        $tt .= "As part of the journal's publication support program, we are delighted to notify you that your application for an Article Processing Charge (APC) benefit has been approved.<br><br>";
        $tt .= "Publication Fee Summary<br><br>";
        $tt .= "Standard APC: USD $".$old_article_info['fee']."<br>";
        if($apply_info['fee']==0){
            $tt .= "Approved APC Benefit:Full Waiver";
        }
        $tt .= "Discounted APC: USD ".$apply_info['fee']."<br><br>";
        $tt .= "Please note that this APC waiver/discount has been granted as a publication benefit and does not affect the journal's editorial standards. Your manuscript has been evaluated according to the same editorial and peer-review criteria applied to all submissions.<br>";
        $tt .= "The Editorial Office will contact you shortly regarding the remaining publication procedures, including proofreading, copyright documentation (if applicable), and production scheduling.<br><br>";
        $tt .= "Congratulations on your successful submission, and thank you for choosing Medical Data Mining. We look forward to publishing your valuable work.<br>";
        $tt .= "Should you have any questions, please feel free to contact us.<br>";
        $tt .= "Kind regards,<br>Editorial Office<br>".$journal_info['title'];

        foreach ($email as $v){
            sendEmail($v, "tmr-".$old_article_info['accept_sn']."-price approval", $journal_info['title'], $tt, $journal_info['email'], $journal_info['epassword']);
        }

        //发送邮件给编辑
        $editor = $this->user_obj->where("user_id",$journal_info['editor_id'])->find();
        $tt = 'Dear Editor,<br><br><br>';
        $tt .= "This email is to inform you of the outcome of the Article Processing Charge (APC) adjustment application for the following manuscript.<br><br>";
        $tt .= "Manuscript Information<br><br>";
        $tt .= "Title: ".$old_article_info['title']."<br>";
        $tt .= "Article SN:".$old_article_info['accept_sn']."<br><br>";
        $tt .= "APC Information<br><br>";
        $tt .= "Standard APC: USD $".$old_article_info['fee']."<br>";
        $tt .= "Applied APC: USD $".$apply_info['fee']."<br><br>";
        $tt .= "The APC adjustment application has been approved. The manuscript will proceed with an APC of USD $".$apply_info['fee']." in accordance with the approved decision.";

        sendEmail($editor['email'], "tmr-".$old_article_info['accept_sn']."-price approval", $journal_info['title'], $tt, $journal_info['email'], $journal_info['epassword']);

        return jsonSuccess();
    }

    public function getArticlePriceApplyList(){
        $data = $this->request->post();
        $rule = new Validate([
            "article_id"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }

        $list = Db::name("article_price_apply")->where("article_id",$data['article_id'])->select();

        return jsonSuccess($list);
    }


    public function rejectPriceApply(){
        $data = $this->request->post();
        $rule = new Validate([
            "id"=>"require",
            "remark"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }
        $apply_info = Db::name("article_price_apply")->where("id",$data['id'])->find();
        $article_info = $this->article_obj->where("article_id",$apply_info['article_id'])->find();
        $journal_info = $this->journal_obj->where("journal_id",$article_info['journal_id'])->find();


        Db::name("article_price_apply")->where("id",$data['id'])->update(['state'=>2,"remark"=>trim($data['remark'])]);

        //发送邮件给编辑
        $editor = $this->user_obj->where("user_id",$journal_info['editor_id'])->find();
        $tt = 'Dear Editor,<br><br><br>';
        $tt .= "This email is to inform you of the outcome of the Article Processing Charge (APC) adjustment application for the following manuscript.<br><br>";
        $tt .= "Manuscript Information<br><br>";
        $tt .= "Title: ".$article_info['title']."<br>";
        $tt .= "Article SN:".$article_info['accept_sn']."<br><br>";
        $tt .= "APC Information<br><br>";
        $tt .= "Standard APC: USD $".$article_info['fee']."<br>";
        $tt .= "Applied APC: USD $".$apply_info['fee']."<br><br>";
        $tt .= "The APC adjustment application has been rejected.<br><br>";
        $tt .= "Reason for Rejection:<br>";
        $tt .= trim($data['remark'])."<br><br>";
        $tt .= "No changes will be made to the publication fee, and the manuscript will remain subject to the standard APC of USD $".$article_info['fee'].".<br>";

        sendEmail($editor['email'], "tmr-".$article_info['accept_sn']."-price rejected", $journal_info['title'], $tt, $journal_info['email'], $journal_info['epassword']);


        return jsonSuccess();
    }


    /**
     * 修改文章价格
     *
     * 该函数用于编辑者修改指定文章的费用信息，包括费用金额和费用备注。
     * 同时会同步更新相关的订单信息（如果存在未完成的订单）。
     *
     * @return \think\response\Json 返回JSON格式的结果，成功时返回成功状态，失败时返回错误信息
     */
    public function changePrice(){
        // 获取POST请求数据
        $data = $this->request->post();

        // 验证必要字段
        $rule = new Validate([
            "editor_id"=>"require",
            "article_id"=>"require",
            "fee"=>"require",
            "fee_remark"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }

        // 查询文章、期刊和编辑者信息
        $article_info = $this->article_obj->where("article_id",$data['article_id'])->find();
        $journal_info = $this->journal_obj->where("journal_id",$article_info['journal_id'])->find();
        $editor_info = $this->user_obj->where("user_id",$data['editor_id'])->find();

        // 验证编辑者权限
        if($journal_info['editor_id']!=$editor_info['user_id']){
            return jsonError("You are not the editor of this journal");
        }

        // 更新文章费用信息
        $article_update['fee']=$data['fee'];
        $article_update['fee_remark']=$data['fee_remark'];
        if(intval($data['fee'])==0) {
            $article_update['is_buy']=1;
        }
        $this->article_obj->where("article_id",$data['article_id'])->update($article_update);

        // 如果存在未完成的订单，则同步更新订单费用
        $order_info = $this->order_obj->where("article_id",$data['article_id'])->whereIn("state",[0,1])->find();
        if($order_info){
            if(intval($data['fee'])==0){
                $this->order_obj->where("order_id",$order_info['order_id'])->update(['state'=>2]);
            }else{
                $update1['order_fee']=$data['fee'];
                $this->order_obj->where("order_id",$order_info['order_id'])->update($update1);
            }
        }


        return jsonSuccess();

    }


    /**
     * @throws DataNotFoundException
     * @throws ModelNotFoundException
     * @throws DbException
     * @throws PDOException
     * @throws Exception
     * @throws \Exception
     */
    public function creatArticleOrder(){
        $data = $this->request->post();
        $rule = new Validate([
            "article_id"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }
        $frag = [];
        $article_info = $this->article_obj->where("article_id",$data['article_id'])->find();
        if($article_info['is_buy']==1){
            return jsonError("paid");
        }
//        $journal_info = $this->journal_obj->where("journal_id",$article_info['journal_id'])->find();
        $check = $this->order_obj->where("user_id",$article_info['user_id'])->where("article_id",$data['article_id'])->whereIn("state",[0,1])->find();
        if($check){
                $re['paypal'] = null;
                $paystation_res = $this->creatPaystation($article_info['article_id']);
                $ps_insert['transaction_id'] = $paystation_res['transaction_id'];
                $ps_insert['session_id'] = $paystation_res['session_id'];
                $ps_insert['paystation_id'] = $paystation_res['paystation_id'];
                $ps_insert['currency'] = $paystation_res['currency'];
                $ps_insert['amount'] = $paystation_res['amount'];
                $ps_insert['merchant_session'] = $paystation_res['merchant_session'];
                $ps_insert['request_time'] = $paystation_res['request_time'];
                $ps_insert['payment_url'] = $paystation_res['payment_url'];
                $ps_insert['data'] = json_encode($paystation_res);
                $ps_id = $this->paystation_obj->insertGetId($ps_insert);
                $this->order_obj->where("order_id",$check['order_id'])->update(['ps_id'=>$ps_id,"paystation_url"=>$paystation_res['payment_url']]);
                $re['paystation'] = $this->paystation_obj->where("ps_id",$ps_id)->find();
                $re['detail'] =$this->order_obj->where("order_id",$check['order_id'])->find();
                return jsonSuccess($re);

        }
            $ca_sn = 'TMR'.date('Ymd') . strtoupper(bin2hex(random_bytes(8)));
            $insert1['order_sn'] = $ca_sn;
            $insert1['user_id'] = $article_info['user_id'];
            $insert1['pay_type'] = 2;
            $insert1["article_id"] = $data['article_id'];
            $insert1["currency"] = "USD";
            $insert1['order_fee'] = $article_info['fee'];
            $insert1['real_fee'] = $article_info['fee'];
            $accessToken = createPayStationToken();
            $data_array = [
                'paystation_id' => Env::get("paystation.client_id"),
                'gateway_id' => "PAYSTATION",//GATEWAY_ID,
                "merchant_session" => $ca_sn,
                "merchant_reference"=>$ca_sn,
                "amount" =>(int)(prin($article_info['fee'])*100),//(int)((((int)$journal_info['fee'])*726/416)*100),
//                "amount" =>100,
//                "currency"=>"USD",//目前paystation仅支持nzd
                "return_url"=>"https://submission.tmrjournals.com/success?id=".$article_info['article_id'],
                "response_url"=>"http://api.tmrjournals.com/public/index.php/api/Order/completePaystation"
            ];
            $data = json_encode($data_array);
            $purchase = postPayStationQuery('v1/hosted/purchases', $accessToken, $data);
            $paystation_res = object_to_array(json_decode($purchase));

//            return jsonSuccess($paystation_res);
            $ps_insert['transaction_id'] = $paystation_res['transaction_id'];
            $ps_insert['session_id'] = $paystation_res['session_id'];
            $ps_insert['paystation_id'] = $paystation_res['paystation_id'];
            $ps_insert['currency'] = $paystation_res['currency'];
            $ps_insert['amount'] = $paystation_res['amount'];
            $ps_insert['merchant_session'] = $paystation_res['merchant_session'];
            $ps_insert['request_time'] = $paystation_res['request_time'];
            $ps_insert['payment_url'] = $paystation_res['payment_url'];
            $ps_insert['data'] = json_encode($paystation_res);
            $ps_id = $this->paystation_obj->insertGetId($ps_insert);
            $insert1['ps_id'] = $ps_id;
            $insert1['paystation_url'] = $paystation_res['payment_url'];
            $insert1['ctime'] = time();
            $id = $this->order_obj->insertGetId($insert1);
            $frag['paystation'] = $paystation_res;
            $frag["paypal"] = null;

        $frag['detail'] = $this->order_obj->where("order_id",$id)->find();
        return jsonSuccess($frag);
    }

    private function creatPaystation($article_id){
        $article_info = $this->article_obj->where("article_id",$article_id)->find();
        $ca_sn = 'TMR'.date('Ymd') . strtoupper(bin2hex(random_bytes(8)));
        $accessToken = createPayStationToken();
        $data_array = [
            'paystation_id' => Env::get("paystation.client_id"),
            'gateway_id' => "PAYSTATION",//GATEWAY_ID,
            "merchant_session" => $ca_sn,
            "merchant_reference"=>$ca_sn,
            "amount" =>(int)(prin($article_info['fee'])*100),
            "return_url"=>"https://submission.tmrjournals.com/success?id=".$article_info['article_id'],
            "response_url"=>"http://api.tmrjournals.com/public/index.php/api/Order/completePaystation"
        ];
        $data = json_encode($data_array);
        $purchase = postPayStationQuery('v1/hosted/purchases', $accessToken, $data);
        $paystation_res = object_to_array(json_decode($purchase));
        return $paystation_res;
    }


    public function getUserOrder(){
        $data = $this->request->post();
        $rule = new Validate([
            "user_id"=>"require",
            "state"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }
        $list = $this->order_obj->where("user_id",$data['user_id'])->where("state",$data['state'])->select();

        foreach ($list as $k=>$v){
            $article = $this->article_obj->where("article_id",$v['article_id'])->find();
            $list[$k]['article_detail'] = $article;
            $list[$k]['journal_detail'] = $this->journal_obj->where("journal_id",$article['journal_id'])->find();
        }
        $re['list'] = $list;
        return jsonSuccess($re);
    }

    private function handleResponse($response)
    {
        $jsonResponse = json_decode($response->getBody(), true);
        return [
            "jsonResponse" => $jsonResponse,
            "httpStatusCode" => $response->getStatusCode(),
        ];
    }

    public function preOrderDetail(){
        $data = $this->request->post();
        $rule = new Validate([
            "article_id"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }
        $article_info = $this->article_obj->where("article_id",$data['article_id'])->find();
        $journal_info = $this->journal_obj->where("journal_id",$article_info['journal_id'])->find();
        $user_info = $this->user_obj->where("user_id",$article_info['user_id'])->find();
        $order_info = $this->order_obj->where("article_id",$article_info['article_id'])->find();
        if($order_info&$order_info['state']==0&&$order_info['ps_id']>0){
            $paystation = $this->paystation_obj->where("ps_id",$order_info['ps_id'])->find();
                $res = xml_to_array(paystationLookup($paystation['merchant_session']));
                if(isset($res['PaystationQuickLookup']['LookupResponse']['PaystationErrorMessage'])&&$res['PaystationQuickLookup']['LookupResponse']['PaystationErrorMessage']=="Transaction successful"&&$res['PaystationQuickLookup']['LookupResponse']['PaystationErrorCode']==0){
                    $this->article_obj->where("article_id",$order_info['article_id'])->update(['is_buy'=>1]);
                    $this->order_obj->where("order_id",$order_info['order_id'])->update(['state'=>1]);
                    $article_info = $this->article_obj->where("article_id",$data['article_id'])->find();
                }
        }
        $re['article_detail'] = $article_info;
        $re['journal_detail'] = $journal_info;
        $re['user_detail'] = $user_info;
        return jsonSuccess($re);
    }

    private function createPaypalOrder($fee)
    {
        $client = $this->createClient();

        $orderBody = [
            "body" => OrderRequestBuilder::init("CAPTURE", [
                PurchaseUnitRequestBuilder::init(
                    AmountWithBreakdownBuilder::init("USD", $fee)->build()
                )->build(),
            ])
                ->paymentSource(
                PaymentSourceBuilder::init()->paypal(
                    PaypalWalletBuilder::init()->experienceContext(
                        PaypalWalletExperienceContextBuilder::init()->returnUrl("https://www.baidu.com")->build()
                    )->build()
                )->build()
            )
                ->build(),
        ];
        $apiResponse = $client->getOrdersController()->ordersCreate($orderBody);

        return $this->handleResponse($apiResponse);
    }


    public function completeOrder(){
        $data = $this->request->post();
        $rule = new Validate([
            "order_id"=>"require"
        ]);
        if(!$rule->check($data)){
            return jsonError($rule->getError());
        }
        $order_info = $this->order_obj->where("order_id",$data['order_id'])->find();
        $this->captureOrder($order_info['paypal_order_id']);
        $this->article_obj->where("article_id",$order_info['article_id'])->update(['is_buy'=>1]);
        $this->order_obj->where("order_id",$data['order_id'])->update(['state'=>1]);
        return jsonSuccess([]);
    }

    private function getOrderStatus($orderId){
        $client = $this->createClient();
        return $client->getOrdersController()->ordersGet(["id"=>$orderId]);
    }

    private function createClient(){
        return PaypalServerSdkClientBuilder::init()
            ->clientCredentialsAuthCredentials(
                ClientCredentialsAuthCredentialsBuilder::init(
                    $this->PAYPAL_CLIENT_ID,
                    $this->PAYPAL_CLIENT_SECRET
                )
            )
            ->environment(Environment::SANDBOX)
            ->build();
    }

    private function captureOrder($orderID)
    {
        $client = $this->createClient();

        $captureBody = [
            "id" => $orderID,
        ];

        $apiResponse = $client->getOrdersController()->ordersCapture($captureBody);

        return $this->handleResponse($apiResponse);
    }


}