<?php
defined('BASEPATH') OR exit('No direct script access allowed');
use EasyWeChat\Foundation\Application as OfficialAccount;
use EasyWeChat\Payment\Order as WxPayOrder;
class Upgrade extends ApiController
{
    function __construct()
    {
		header('Access-Control-Allow-Credentials: true');
		parent::__construct();
    }

    protected function getApp(){
		$conf = $this->config->item('weixin_uah');
		$config = [
			'app_id' => $conf['AppId'],
			'secret' => $conf['AppSecert'],
			'token' => $conf['Token'],
			'aes_key' => $conf['EncodingAESKey'],
			'response_type' => 'array',
			'payment'=>[
				// 必要配置
				'app_id'             => $conf['AppId'],
				'mch_id'             => $conf['mch_id'],
				'key'                => $conf['pay_api_key'],   // API 密钥

				// 如需使用敏感接口（如退款、发送红包等）需要配置
				'cert_path'          => $conf['pay_cert_path'], // 绝对路径
				'key_path'           => $conf['pay_key_path'], //  绝对路径

				'notify_url'         => '默认的订单回调地址', // 下单时单独设置来覆盖它

				//'sandbox_mode' => (ENVIRONMENT !== 'production'), // 设置为 false 或注释则关闭沙箱模式
			]
		];
		return new OfficialAccount($config);
	}

    //创建升级订单
	public function order_post()
	{
		$config = array(
			array(
				'field' => 'id',
				'label' => 'ID',
				'rules' => 'trim|required|min_length[4]|max_length[20]'
			),
			array(
				'field' => 'package_id',
				'label' => 'ID',
				'rules' => 'trim|required|min_length[1]|max_length[20]'
			)
		);
		$data = $this->json_validation($config);
		$this->load->model('sample_model');
		$sample = $this->sample_model->get($data['id'],'device_id');
		if(empty($sample)){
			$this->error('样品不存在');
		}
		if($sample['package_id'] == $data['package_id']){
			$this->error('升级信息不正确');
		}
		$this->load->model('package_model');
		$to_package = $this->package_model->get($data['package_id'],'id');
		$from_package = $this->package_model->get($sample['package_id'],'id');
		if(empty($to_package) || empty($from_package)){
			$this->error('套餐信息不存在');
		}
		$total = $to_package['price'] - $from_package['price'];
		//生成订单
		//同样订单升级方案只能创建一个订单
		$order_id = null;
		$this->load->model('sample_upgrade_order_model');
		$order_list = $this->sample_upgrade_order_model->get($sample['id'],'base.sample_id',true);
		foreach ($order_list as $value) {
			if($value['package_before'] == $from_package['id'] &&
				$value['package_after'] == $to_package['id']
			){
				if($value['paid_time'] > 0){
					$this->error('您的订单已支付');
				}
				$order_id = $value['id'];
			}
		}
		if(is_null($order_id)){
			$order_id = $this->sample_upgrade_order_model->add([
				'sample_id'=>$sample['id'],
				'grand_total'=>$total,
				'package_before'=>$from_package['id'],
				'package_after'=>$to_package['id'],
				'grand_total'=>$total,
			]);
		}
		if(!$order_id){
			$this->error('订单创建失败');
		}
		//获取用户的openid
		$this->load->model('customer_model');
		$customer = $this->customer_model->get($sample['user_id'],'id');

		$attributes = [
			'body' => '有哈检测套餐升级',
			'out_trade_no' => 'testadsfdsffadsf',
			//'total_fee' => (ENVIRONMENT !== 'production'?101:$total*100),//沙箱环境固定为1.01，正式环境固定为分
			'total_fee' => $total*100,//单位：分
			//'spbill_create_ip' => '', // 可选，如不传该参数，SDK 将会自动获取相应 IP 地址
			'notify_url' => base_url().'api/user/'.strtolower(__CLASS__).'/callback', // 支付结果通知网址，如果不设置则会使用配置里的默认地址
			'trade_type' => 'JSAPI', // 请对应换成你的支付方式对应的值类型
			'openid' => $customer['openid'],
		];
		$order = new WxPayOrder($attributes);
		//print_r($attributes);die;
		$app = $this->getApp();
		$result = $app->payment->prepare($order);
		if ($result->return_code == 'SUCCESS' && $result->result_code == 'SUCCESS'){
			$prepayId = $result->prepay_id;
			$json = $app->payment->configForPayment($prepayId,false); // 返回 json 字符串，如果想返回数组，传第二个参数
			$this->success($json);
		}
		//print_r($result);die;
		log_message('error', json_encode($data).''.json_encode($result));
		$this->error('下单失败，请联系客服');
	}

	public function callback_get()
	{
		log_message('error',json_encode($_GET));
		log_message('error',json_encode($_POST));
		log_message('error',json_encode(file_get_contents('php://input')));
		$app = $this->getApp();
		$this->$app->payment->handleNotify(function($notify, $successful){
			// 使用通知里的 "微信支付订单号" 或者 "商户订单号" 去自己的数据库找到订单
			$this->load->model('sample_upgrade_order_model');
			$order = $this->sample_upgrade_order_model->get($notify->out_trade_no);
			if (!$order) { // 如果订单不存在
				return 'Order not exist.'; // 告诉微信，我已经处理完了，订单没找到，别再通知我了
			}
			// 如果订单存在
			// 检查订单是否已经更新过支付状态
			if ($order['paid_time']) { // 假设订单字段“支付时间”不为空代表已经支付
				return true; // 已经支付成功了就不再更新了
			}
			$data = [];
			// 用户是否支付成功
			if ($successful) {
				// 不是已经支付状态则修改为已经支付状态
				$data['paid_time'] = time(); // 更新支付时间为当前时间
				$data['pay_status'] = 1;
			} else { // 用户支付失败
				$data['pay_status'] = 2;
			}
			$this->sample_upgrade_order_model->update($data,[
				'id'=>$notify->out_trade_no
			]);
			return true; // 返回处理完成
		});
	}

}