4d_admin_backend/app/Models/Project.php

<?php

namespace App\Models;

use App\Casts\Htmlspecialchar;
use App\Casts\Json;
use DateTimeInterface;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class Project extends Model
{
    use HasFactory,SoftDeletes;

    protected $table = 'js_project';

//    protected array $dates = ['delete_time'];

    const CREATED_AT = 'create_time';
    const UPDATED_AT = 'update_time';
    // 自定义软删除字段 默认 deleted_at
    const DELETED_AT = 'delete_time';

    protected $dateFormat = 'U';

    protected $fillable = ['name','icon','banner','content','price','order_price','minute','brief','is_show'];

    protected $hidden = [
        //
    ];

    protected $casts = [
//        'create_time' => 'datetime',
//        'password' => 'hashed',
        'banner' => Json::class,
        'content' => Htmlspecialchar::class
    ];

    protected function serializeDate(DateTimeInterface $date): string
    {
        return $date->format('Y-m-d H:i:s');
    }

    public function category()
    {
        return $this->hasMany(ProjectCategory::class,'project_id','id');
    }

}