<?php

# 支付

namespace Goods\Lib;

use Dever;

class Pay
{
	public function action($uid, $id, $sku, $num, $source)
    {
        if (!$uid) {
            Dever::alert('错误的用户信息');
        }

        $goods = Dever::load('goods/lib/info')->getPayInfo($id, $sku);

        $user = Dever::db('passport/user')->one($uid);
        $wechat = Dever::db('passport/wechat')->one(array('uid' => $uid, 'type' => 1, 'system_id' => 1));

        if ($source == 'ios') {
            $method = 'apple';
            $account_id = 3;
            # 使用苹果内购支付
            $receipt = Dever::input('receipt');
            if (!$receipt) {
                Dever::alert('苹果内购支付失败，没有receipt参数');
            }
        } elseif ($source == 'android') {
            $method = 'app';
            $account_id = 3;
        } elseif ($source == 'applet') {
        	# 小程序支付
            $method = 'applet';
            $account_id = 2;
        } else {
        	# 默认是网页支付
        	$method = 'page';
        	$account_id = 1;
        }
        
        $order_data['uid'] = $uid;
        $order_data['status'] = 1;
        $order_data['info_id'] = $goods['id'];
        $order_data['name'] = $goods['name'];
        $order_data['cash'] = $goods['price'];
        $order_data['num'] = $num;
        $order_data['source'] = $source;
        $order_data['order_id'] = $this->getOrderId();
        $id = Dever::db('goods/order')->insert($order_data);

        if (!$id) {
            Dever::alert('支付失败');
        }

        //$param参数
        $param = array
        (
            'account_id' => $account_id,
            'project_id' => 1,
            'uid' => $uid,
            'username' => $user['username'],
            'name' => $order_data['name'],
            'cash' => $order_data['cash'] * $order_data['num'],
            //'cash' => '0.01',
            'openid' => isset($wechat['openid']) ? $wechat['openid'] : '',
            'product_id' => $goods['id'],
            'order_id' => $order_data['order_id'],
        );

        if ($method == 'apple') {
            $param['other'] = $receipt;
        }

        $result['pay'] = Dever::load('pay/api.' . $method, $param);

        $result['order_id'] = $order_data['order_id'];

        return $result;
    }

    # 生成订单号
    public function getOrderId()
    {
        $update['order_id'] = $this->createOrderId();
        $state = Dever::db('goods/order')->one($update);
        if (!$state) {
            return $update['order_id'];
        } else {
            return $this->getOrderId();
        }
    }

    # 生成订单号
    public function createOrderId()
    {   
        if (function_exists('session_create_id')) {
            return strtoupper(session_create_id());
        } else {
            $charid = strtoupper(md5(uniqid(mt_rand(), true)));
            return substr($charid, 0, 8) . substr($charid, 8, 4) . substr($charid, 12, 4) . substr($charid, 16, 4) . substr($charid, 20, 12);
        }
    }

    # 临时订单号 无用
    public function createTmpOrderId($prefix = '')
    {
        return $prefix . (strtotime(date('YmdHis', time()))) . substr(microtime(), 2, 6) . sprintf('%03d', rand(0, 999));
    }
}