<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;

class JobDescriptionComment extends Model
{
    use HasFactory;

    const UPDATED_AT = null;

    protected $fillable = [
        'job_description_id',
        'user_id',
        'comment',
        'parent_id',
    ];

    protected $casts = [
        'created_at' => 'datetime',
    ];

    public function jobDescription(): BelongsTo
    {
        return $this->belongsTo(JobDescription::class);
    }

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

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

    public function replies(): HasMany
    {
        return $this->hasMany(self::class, 'parent_id')->orderBy('created_at');
    }

    public function isReply(): bool
    {
        return $this->parent_id !== null;
    }

    public function getAuthorNameAttribute(): string
    {
        return $this->user->name ?? 'Unknown';