<?php

namespace app\common\logic;

use Exception;
use think\Env;
use think\Error;
use think\Loader ;
use app\common\model\UserPledge;
use app\common\model\ProductPledges;

class PledgeLogic
{
  
    //获取产品信息 user_pledge
    public  static function getByProductIdList(object $list, string $lan = 'zh')
    {
        $model  = Loader::model('ProductLists');
        foreach ($list as &$item) {
            $item['product_list'] = $model->whereIn('id', $item->product_id)->column('id,thum,'.$lan.'_name as name');
        }
        return $list;
    }

    /*
     * 获取产品信息
     */
    public static function getHoldProductList($user_id, $product_id)
    {
        $model  = Loader::model('ProductOrder');
        return $model::where('user_id', $user_id)->where('product_id', $product_id)->where('status', $model::Paid)->field('id,order_no')->select();
      
    }

    //添加质抵押订单
    public static function setPledgeOrder(object $pledge, array $order_no, int $user_id)
    {
        $model  = Loader::model('ProductOrder');
        $order  = $model::where('user_id', $user_id)->whereIn('order_no', $order_no)->select();
        if(empty($order) || count($order) != count($order_no))  throw new Exception('订单不存在');
        $pledge_num = 1;
        if($pledge->type_id == ProductPledges::Single){
            $pledge_num = count($order);
        }
      
        //添加订单 
        Loader::model('UserPledge')::setPledgeData($user_id, $pledge->id, $pledge->product_id, $pledge->day_num, $pledge_num);
   
        //修改状态
        return $model->whereIn('order_no', $order_no)->setField('status', $model::Freeze);
    }

    //获取质抵押订单列表
    //（60*60*24）*（当前时间-最后一次收取时间）
    public static function getPledgeOrderList(int $user_id)
    {
        $model  = Loader::model('UserPledge');
        $list   = $model::where('user_id', $user_id)->where('status', $model::Ongoing)->select();
        if(empty($list))  throw new Exception('暂无质押订单');
        $day   = 86400;
        $total = 0; //当前累计收益
        $growth= 0; //增长累计收益
        $time  = time();
        foreach ($list as $item) {
           $reta  = bcdiv($item->day_num, $day, 2); //天数
           $inter = ($item->last_time == 0) ? $time - $item->create_time: $time - $item->last_time; //最后收取时间
           $total += bcmul($reta, $inter, 2) * $item->num; //累计收益
           $growth += $reta* $item->num;
        }
        return ['total' => $total, 'growth' => $growth, 'list' => $list];   
    }

}