mark/application/admin/model/Protector.php

<?php

namespace app\admin\model;

use think\Model;

class Protector extends Model
{
    // 表名
    protected $table = 'protector';
    
    // 自动写入时间戳字段
    protected $autoWriteTimestamp = false;

    // 定义时间戳字段名
    protected $createTime = false;
    protected $updateTime = false;
    
    // 追加属性
    protected $append = [

    ];


    /**
     * 判断单位名称是否存在，存在返回错误信息，不存在返回false
     * @param $unit_name
     * @return bool|string
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public static function unitNameIsExist($unit_name)
    {
        $res = self::where('unit_name',$unit_name)
            ->field('status,unit_name,usr_nickname')
            ->find();

        if($res){
            switch ($res['status']){
                case 0:
                    $msg = $unit_name.'已被"'.$res['usr_nickname'].'"保护，无法保护！';
                    break;
                case 1:
                    $msg = $unit_name.'已经过期，请到已过期列表再次保护！';
                    break;
                case 2:
                    $msg = $unit_name.'已经签单，无法保护！';
                    break;
                case 4:
                    $msg = $unit_name.'已经放弃，请到已放弃列表再次保护！';
                    break;
            }
            return $msg;
        }

        return false;

    }

    /**
     * 判断用户是否超出保护个数上限
     * @param $usr_id
     * @param $count
     * @return bool|string
     */
    public static function proCountIsExceed($usr_id, $count)
    {
        $exist_count = self::where('usr_id',$usr_id)
            ->where('status',0)
            ->count();
        if($exist_count >= $count){
            return true;
        }
        return false;

    }

    /**
     * 更新过期的保护客户
     */
    public static function updateOverdue()
    {
        $now = date('Y-m-d');
        $ids = self::where('status',0)
            ->where('ex_date','<=',$now)
            ->column('id');
        if(!empty($ids)){
            self::whereIn('id',$ids)
                ->update(['status'=>1]);
        }
    }

    /**
     * 根据usr_id获取已经保护的个数
     * @param $usr_id
     * @return int|string
     */
    public static function getProtectCount($usr_id)
    {
        $count = self::where('usr_id',$usr_id)
            ->where('status',0)
            ->count();

        return $count;

    }











}