<?php

/**
 * @author Any
 * @description KISS
 * @date 2020-11-23
 * @version 1.0.0
 * 
 * _____LOG_____
 * 
 */
namespace app\modules\admin\models\wechat;


use app\models\Option;
use app\modules\admin\models\AdminModel;
use Wechat\DataConversion;
use Wechat\Wechat;


class WechatAppForm extends AdminModel
{    
    /** @var WechatApp $model */
    public $model;
    
    public $name;
    public $app_id;
    public $app_secret;
    public $mch_id;
    public $key;
    public $cert_pem;
    public $key_pem;
    public $key_three;
    
    public $cx_mch_id;
    

    public function rules()
    {
        return [
            [['name','app_id', 'app_secret', 'mch_id', 'key', 'cert_pem', 'key_pem','key_three'], 'trim'],
            [['name','app_id', 'app_secret', ], 'required'],
            [['cx_mch_id'], 'integer'],
        ];
    }

    public function attributeLabels()
    {
        return [
            'name' => '小程序名称',
            'app_id' => '小程序AppId',
            'app_secret' => '小程序AppSecret',
            'mch_id' => '微信支付商户号',
            'key' => '微信支付Apiv2密钥',
            'cx_mch_id' => '平台商户ID',
            'key_three' => '微信支付Apiv3密钥'
        ];
    }
    
    public function save()
    {   
        if(!$this->validate()){
            return $this->getModelError();
        }
        if($this->model->isNewRecord){
            $this->model->cx_mch_id = $this->cx_mch_id;
        } else {
            $this->cx_mch_id = $this->model->cx_mch_id;
        }
        $this->model->attributes = $this->attributes;
        
        if (!is_dir(\Yii::$app->runtimePath . '/pem')) {
            mkdir(\Yii::$app->runtimePath . '/pem');
            file_put_contents(\Yii::$app->runtimePath . '/pem/index.html', '');
        }
        $cert_pem_file = null;
        if ($this->cert_pem) {
            $cert_pem_file = \Yii::$app->runtimePath . '/pem/' . md5($this->cert_pem);
            if (!file_exists($cert_pem_file))
                file_put_contents($cert_pem_file, $this->cert_pem);
            if(!file_exists($cert_pem_file)){
                return [
                    'code'=>1,
                    'msg'=>'证书读取不到'
                ];
            }
        }
        $key_pem_file = null;
        if ($this->key_pem) {
            $key_pem_file = \Yii::$app->runtimePath . '/pem/' . md5($this->key_pem);
            if (!file_exists($key_pem_file))
                file_put_contents($key_pem_file, $this->key_pem);
            if(!file_exists($key_pem_file)){
                return [
                    'code'=>1,
                    'msg'=>'证书读取不到'
                ];
            }
        }        
        //验证配置是否有效
        $res = $this->check_config($cert_pem_file, $key_pem_file);
        if($res['code'] != 0){
            return $res;
        }
        
        if(!$this->model->save()){
            return $this->getModelError($this->model);
        }
        return [
            'code' => 0,
            'msg' => '保存成功',
        ];
    }
    
    private function check_config($cert_pem_file, $key_pem_file)
    {
        $wechat = new Wechat([
            'appId' => $this->app_id,
            'appSecret' => $this->app_secret,
            'mchId' => $this->mch_id,
            'apiKey' => $this->key,
            'certPem' => $cert_pem_file,
            'keyPem' => $key_pem_file,
        ]);
        $res = $wechat->getAccessToken(true);
        if ($wechat->errCode == 40013) {
            return [
                'code' => 1,
                'msg' => '小程序AppId错误'
            ];
        }
        if ($wechat->errCode == 40125) {
            return [
                'code' => 1,
                'msg' => '小程序AppSecret错误'
            ];
        }
        if ($wechat->curl->error_code == 58) {
            return [
                'code' => 1,
                'msg' => '微信支付证书错误'
            ];
        }
        if (!($this->mch_id == 0 && $this->key == 0)) {
            $order_no = date('YmdHis') . rand(1000, 9999);
            $res = $wechat->pay->orderQuery($order_no);
            if ($res['return_code'] == "FAIL") {
                return [
                    'code' => 1,
                    'msg' => '微信支付商户号或微信支付Api密钥错误'
                ];
            }
        }
        return [
            'code' => 0,
            'msg' => 'ok'
        ];
    }
    
}