<?php

namespace app\common\model;

use think\facade\Db;

/**
 * 退款商品统计模型
 * @package app\common\model
 */
class RefundGoodsStatistics extends BaseModel
{


    protected $name = 'refund_goods_statistics';

    /**
     * 获取记录
     * @param int $id
     * @param array $with
     * @return static
     */
    public static function detail(int $id, array $with = [])
    {
        return static::get($id, $with);
    }


    /**
     * 写入初始化数据
     *
     * @return bool
     */
    public static function addInitData()
    {
        $begin_date = '2021-10-01'; // 生成初始数据开始时间，建议时间为：小程序上线时间
        $end_date = date('Y-m-d', strtotime('-1 days')); // 生成初始数据结束时间，建议时间为：昨天
        $date_arr = period_date(strtotime($begin_date), strtotime($end_date), 'Y-m-d');
        foreach ($date_arr as $date) {
            self::addData($date);
            echo $date . PHP_EOL;
        }
        return true;
    }

    /**
     * 写入每日数据
     *
     * @param $date
     * @return mixed
     */
    public static function addData($date)
    {
        $startTime = strtotime("{$date} 00:00:00");
        $endTime = strtotime("{$date} 23:59:59");

        $insert = [];
        $now = time();
        // 单个商品退款
        $data = Db::name('order_refund')->alias('r')
            ->where('r.create_time', '<=', $endTime)
            ->where('r.create_time', '>', $startTime)
            ->where('r.order_goods_id', '>', 0)
            ->leftJoin('order_goods og', 'og.order_goods_id=r.order_goods_id')
            ->field('og.goods_id,sum(r.refund_money) as total_amount,sum(r.goods_num) as total_num')
            ->group('og.goods_id')
            ->select();
        if (!empty($data)) {
            foreach ($data as $v) {
                $insert[] = [
                    'start_time' => $startTime,
                    'end_time' => $endTime,
                    'goods_id' => $v['goods_id'],
                    'refund_amount' => $v['total_amount'],
                    'refund_num' => $v['total_num'],
                    'create_time' => $now,
                    'update_time' => $now,
                ];
            }
        }
        // 整单退款
        $data = Db::name('order_refund')->alias('r')
            ->where('r.create_time', '<=', $endTime)
            ->where('r.create_time', '>', $startTime)
            ->where('r.order_goods_id', '=', 0)
            ->leftJoin('order_goods og', 'og.order_id=r.order_id')
            ->field('og.goods_id,sum(r.refund_money) as total_amount,sum(r.goods_num) as total_num')
            ->group('og.goods_id')
            ->select();
        if (!empty($data)) {
            foreach ($data as $v) {
                $insert[] = [
                    'start_time' => $startTime,
                    'end_time' => $endTime,
                    'goods_id' => $v['goods_id'],
                    'refund_amount' => $v['total_amount'],
                    'refund_num' => $v['total_num'],
                    'create_time' => $now,
                    'update_time' => $now,
                ];
            }
        }
        self::insertAll($insert);
    }


}