hainan/app/Models/IndustryOrder.php

<?php

namespace App\Models;

use Dcat\Admin\Traits\HasDateTimeFormatter;
use Illuminate\Database\Eloquent\SoftDeletes;

class IndustryOrder extends BaseModel
{
	use HasDateTimeFormatter;
    use SoftDeletes;

	protected $guarded = ['id'];

    public function supplier()
	{
		return $this->belongsTo(Supplier::class)->withTrashed();
	}

    public function agent()
	{
		return $this->belongsTo(Agent::class)->withTrashed();
	}

    public function industryProduct()
	{
		return $this->belongsTo(IndustryProduct::class);
	}

	public function spec()
	{
		return $this->hasOne(IndustryProductSpec::class, 'id', 'industry_product_spec_id');
	}
}