sam-manage/app/Models/Boards/BoardComment.php

<?php

namespace App\Models\Boards;

use App\Models\User;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\SoftDeletes;

/**
 * 게시글 댓글 모델
 *
 * @property int $id
 * @property int $post_id
 * @property int|null $tenant_id
 * @property int $user_id
 * @property int|null $parent_id
 * @property string $content
 * @property string|null $ip_address
 * @property string $status
 */
class BoardComment extends Model
{
    use SoftDeletes;

    protected $table = 'board_comments';

    protected $fillable = [
        'post_id',
        'tenant_id',
        'user_id',
        'parent_id',
        'content',
        'ip_address',
        'status',
    ];

    // =========================================================================
    // Relationships
    // =========================================================================

    public function post(): BelongsTo
    {
        return $this->belongsTo(Post::class, 'post_id');
    }

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

    public function parent(): BelongsTo
    {
        return $this->belongsTo(BoardComment::class, 'parent_id');
    }

    public function children(): HasMany
    {
        return $this->hasMany(BoardComment::class, 'parent_id')
            ->where('status', 'active');
    }

    /**
     * Alias for children() - used for eager loading
     */
    public function replies(): HasMany
    {
        return $this->children();
    }
}