<?php


namespace app\private_api\controller\merchantApi;

use app\channel\service\ChannelService;
use app\gateway\service\AuthService;
use app\gateway\service\RedisService;
use app\merchant\service\MerchantService;
use app\merchant\service\OrderAutoService;
use app\merchant\service\OrderHistoryService;
use app\merchant\service\OrderLastHistoryService;
use app\merchant\service\OrderLastweekHistoryService;
use app\merchant\service\OrderService;
use app\merchant\service\OrderTwoHistoryService;
use app\merchant\service\ProductService as MerchantProductService;
use dever\Log;
use think\admin\Controller;

/**
 * 接口核心控制器
 * Class Core
 * @package app\gateway\service
 */
class Core extends Controller
{
    # 是否检测数据
    protected bool $check = true;
    # 商户appid
    protected string $appid = '';
    # 商户id
    protected $mid = 0;
    # 商户信息
    protected array $merchant = array();
    # token key
    protected string $key = '';
    # product key
    protected string $product = 'query';
    # proid
    protected $proid = 0;
    # input
    protected array $input = array();
    # use_product
    protected array $use_product = array();
    # sign_type
    protected $sign_type = 1;
    protected string $request_ip = '';
    # code码定义
    protected array $code = array
    (
        # 成功
        1 => 'ok',
        # 小于0为失败
        -1 => 'mid为空',
        -2 => '产品错误',
        -3 => 'appid无效',
        -4 => '余额不足或者没有传入价格',

        -5 => 'sign不能为空',
        -6 => 'nonce不能为空',
        -7 => 'time不能为空',
        -8 => 'sign已失效',
        -9 => 'sign验证失败',
        -10 => '参数错误',

        -100 => '请求错误',
        -101 => '订单不存在',
        -102 => '订单号重复',
        -103 => '请求错误,请求格式不正确，请使用json请求',
        -104 => '回调渠道订单号不匹配，请核对',

        -201 => '安全进价低于实际进价',

        -801 => 'ip: 请求错误，不在白名单',
        -802 => '方法不存在',
        -803 => '版本号不正确',

        -1000 => '系统维护中',


    );

    #找不到方法错误响应
    public function __call($name, $arguments)
    {

        $this->error('请求' . $name . '错误', '{-null-}', -802);
    }

    public function initialize(): void
    {

        parent::initialize();
        $this->sign_type = sysconf('sign_type');
        if ($this->check) {
            $this->check();
        }
    }

    # 获取输入的信息
    public function input(): void
    {
        $this->input = input();
        if (!$this->input) {
            $this->no(-100);
        }
    }


    /**
     * 检测输入信息是否合法
     */
    protected function check()
    {
        if (!str_contains($this->request->header('content_type'), "application/json")) $this->no(-103);


//        $this->input();
        $input = input();
        if (!$input) {
            $this->no(-100);
        }

        $ip_white_data = sysconf('MerchantSystem_ip_white');
        $request_ip = $this->getRealIp();
//        if()
        $ip_white_array = $ip_white_data ? explode(',', $ip_white_data) : [];


        if (!$ip_white_array || !in_array($request_ip, $ip_white_array)) {
            $this->no(-801, 'ip:' . $request_ip . ',请求错误，不在白名单内。');
        }

        $old_sign = $input['sign'];
        unset($input['sign']);
        #版本签名

        $signature = $this->sign($input, $this->merchant['token'], $request_ip);

        if($signature != $old_sign){
            $this->no(-9, 'sign验证失败');
        }
    }

    public function sign($dta,$token,$ip)
    {
        ksort($dta);
        $signature_string = '';
        foreach ($dta as $k => $v) {
            $signature_string .= $k . '=' . $v . '&';
        }

        $tokens = md5($token.'||'.$ip);

        $signature_string .= 'key='.$tokens;
        #此处采用ip+token进行签名
        return md5($signature_string);

    }

    public function getRealIp(): string
    {
        $forwardedFor = $this->request->header('x-forwarded-for');

        if ($forwardedFor) {
            // 可能有多个IP，第一个通常是真实的
            $ips = explode(',', $forwardedFor);
            return trim($ips[0]);
        }

        return $this->request->ip(); // 如果没有X-Forwarded-For头，则返回当前请求的IP
    }

    # 检测开放或者维护时间
    protected function checkOpenTime($opentime): void
    {
        if ($opentime && strstr($opentime, ':')) {
            $opentime = str_replace(':', '', $opentime);
            if (str_contains($opentime, '-')) {
                $value = explode('-', $opentime);
                $cur = intval(date('Hi'));
                $value[0] = intval($value[0]);
                $value[1] = intval($value[1]);
                if ($value[1] < $value[0]) {
                    if ($cur >= $value[0] || $cur < $value[1]) {
                        $this->no(-1000);
                    }
                } else {
                    if ($cur >= $value[0] && $cur < $value[1]) {
                        $this->no(-1000);
                    }
                }
            }
        }
    }


    # 获取商户信息
    protected function getMerchant(): void
    {
        $this->merchant = MerchantService::instance()->get($this->mid);
        if (!$this->merchant) {
            $this->no(-3);
        }

        if ($this->product != 'query') {
            if (empty($this->input['cash'])) {
                $this->no(-4);
            }
            if ($this->product == 'dxdc') {
                $cash = 0.23;//这里后续处理
                if ($this->merchant['credit_surplus'] < $cash && $this->merchant['account_surplus'] < $cash) {
                    $this->no(-4);
                }
            } else {
                if ($this->merchant['credit_surplus'] < $this->input['cash'] && $this->merchant['account_surplus'] < $this->input['cash']) {
                    $this->no(-4);
                }
            }
        }

        $this->mid = $this->merchant['id'];
        if ($this->sign_type == 2) {
            $this->key = $this->merchant['appsecret'];
        } else {
            $this->key = $this->appid . '|' . $this->merchant['appsecret'];
        }

    }

    # 查找订单


    /**
     * 返回失败的消息
     * @param mixed $info
     * @param string $data
     * @param integer $code
     */
    protected function no(int $code = 0, $info = '', $data = '{-null-}')
    {
        $msg = $this->code[$code] ?? 'error';
        if ($info) {
            $msg .= ':' . $info;
        }
        $data = '{-null-}';
        $this->error($msg, $data, $code);
    }

    /**
     * 返回成功的消息
     * @param mixed $info
     * @param string $data
     * @param integer $code
     */
    protected function yes($data = '{-null-}', $info = 'ok', $code = 1)
    {
        if (is_string($data) && $data != 'ok' && $data != 'success') {
            if ($data == '订单号重复') {
                return $this->no(-102);
            }
            return $this->no(-100, $data);
        }
        $this->success($info, $data, $code);
    }

    # 记录日志
    protected function log($data)
    {
        Log::write('private_api', 'merchantApi', $data);
    }

    # 队列
    protected function queue($key, $value = false)
    {
        $redis = RedisService::getInstance();
        if (!$value) {
            return $redis->pop($key);
        } else {
            return $redis->push($key, $value);
        }
    }
}