bike-admin/app/Models/PunishmentOrder.php

<?php

namespace App\Models;

use App\Traits\ModelHelpers;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Log;

class PunishmentOrder extends Model
{
    use ModelHelpers;
    //
    const NO_TAG = 'P';

    protected $table = 'punishment_orders';
    protected $guarded = [];

    const PAY_TYPE_NO = 0;
    const PAY_TYPE_WECHAT = 1;
    const PAY_TYPE_ACCOUNT = 2;
    public static $payTypeMaps = [
        self::PAY_TYPE_NO => '待支付',
        self::PAY_TYPE_WECHAT => '微信支付',
        self::PAY_TYPE_ACCOUNT => '余额支付'
    ];

    const PAY_STATUS_OK = 1;
    const PAY_STATUS_NO = 0;
    public static $payStatusMaps = [
        self::PAY_STATUS_NO => '未支付',
        self::PAY_STATUS_OK => '已支付'
    ];


    public function users()
    {
        return $this->belongsTo(User::class, 'user_id', 'id');
    }

    public function bikes()
    {
        return $this->belongsTo(Bike::class, 'bike_id', 'id');
    }

    public function area()
    {
        return $this->belongsTo(Area::class, 'area_id', 'id');
    }


    /**
     * 生成订单号
     * @return bool|string
     * User: Mead
     */
    public static function makeNo()
    {
        // 订单流水号前缀
        $prefix = config('bike.no_tag') . self::NO_TAG . date('YmdHis');
        for ($i = 0; $i < 10; $i++) {
            // 随机生成 6 位的数字
            $no = $prefix . str_pad(random_int(0, 999999), 6, '0', STR_PAD_LEFT);
            // 判断是否已经存在
            if (!static::query()->where('no', $no)->exists()) {
                return $no;
            }
        }
        Log::warning('find order no failed');
        return false;
    }
}