mint/api-v13/app/Models/Discussion.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class Discussion extends Model
{
    use HasFactory;

    protected $primaryKey = 'id';

    protected $casts = [
        'id' => 'string',
        'pos_start' => 'integer',
        'pos_end' => 'integer',
    ];

    // 批量填充
    protected $fillable = [
        'res_id',
        'res_type',
        'type',
        'tpl_id',
        'title',
        'content',
        'content_type',
        'parent',
        'editor_uid',
        'pos_start',
        'pos_end',
        'quote_exact',
        'quote_prefix',
        'quote_suffix',
    ];

    // 设置默认值
    protected $attributes = [
        'content_type' => 'markdown',
        'type' => 'discussion',
    ];
}