<?php
// +----------------------------------------------------------------------
// | Niucloud-admin 企业快速开发的多应用管理平台
// +----------------------------------------------------------------------
// | 官方网址：https://www.niucloud.com
// +----------------------------------------------------------------------
// | niucloud团队 版权所有 开源版本可自由商用
// +----------------------------------------------------------------------
// | Author: Niucloud Team
// +----------------------------------------------------------------------

namespace addon\hygl\app\service\admin\coupons;

use addon\hygl\app\model\coupons\Coupons;

use addon\hygl\app\model\user_coupons\UserCoupons;
use core\base\BaseAdminService;
use think\facade\Db;


/**
 * 优惠券服务层
 * Class CouponsService
 * @package addon\hygl\app\service\admin\coupons
 */
class CouponsService extends BaseAdminService
{
    public function __construct()
    {
        parent::__construct();
        $this->model = new Coupons();
    }

    /**
     * 获取优惠券列表
     * @param array $where
     * @return array
     */
    public function getPage(array $where = [])
    {
//        $field = 'id,site_id,name,nominal_value,stock,is_show,create_time,update_time,delete_time';
        $field = '*';
        $order = 'id desc';

        $search_model = $this->model->where([['site_id', "=", $this->site_id]])->withSearch(["name", "nominal_value", "is_show"], $where)->field($field)->order($order);
        $list = $this->pageQuery($search_model);

        foreach ($list['data'] as &$v){
            $v['valid_time'] = '';
            if (!empty($v['valid_from']) && !empty($v['valid_until'])) {
                $date_1 = date('Y-m-d', $v['valid_from']);
                $date_2 = date('Y-m-d', $v['valid_until']);
                $v['valid_time'] = "{$date_1} - {$date_2}";
            }

        }

        return $list;
    }

    /**
     * 获取优惠券信息
     * @param int $id
     * @return array
     */
    public function getInfo(int $id)
    {
        $field = 'id,site_id,name,nominal_value,stock,is_show,is_long_term_valid,valid_from,valid_until,create_time,update_time,delete_time,is_obsolete';
        $info = $this->model->field($field)->where([['id', "=", $id]])->findOrEmpty()->toArray();
        if ($info){
            $info['is_show'] = strval($info['is_show']);//转字符串
            $info['valid_time'] = [];
            if (!$info['is_long_term_valid']){
                $date_1 = date('Y-m-d',$info['valid_from']);
                $date_2 = date('Y-m-d',$info['valid_until']);
                $info['valid_time'] = [$date_1,$date_2];
            }
        }
        return $info;
    }

    /**
     * 添加优惠券
     * @param array $data
     * @return mixed
     */
    public function add(array $data)
    {
        $data['site_id'] = $this->site_id;
        $res = $this->model->create($data);
        return $res->id;

    }

    /**
     * 优惠券编辑
     * @param int $id
     * @param array $data
     * @return bool
     */
    public function edit(int $id, array $data)
    {
        Db::startTrans();
        try{
            if (!empty($data['is_obsolete'])){
                //把用户中间表中所有与这个优惠券有关联的数据都改为作废
                UserCoupons::where('coupons_id',$id)->update([
                    'is_show'=>0,
                ]);
            }
            $this->model->where([['id', '=', $id], ['site_id', '=', $this->site_id]])->update($data);
            Db::commit();
        }catch (\Exception $exception){
            Db::rollback();
        }
        return true;
    }

    /**
     * 删除优惠券
     * @param int $id
     * @return bool
     */
    public function del(int $id)
    {
        $model = $this->model->where([['id', '=', $id], ['site_id', '=', $this->site_id]])->find();
        $res = $model->delete();
        return $res;
    }

}