<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

/**
 * @property integer                                  $answer_id
 * @property integer                                  $model_id
 * @property string                                   $model_type
 * @property-read \Illuminate\Support\Carbon          $created_at
 *
 * @property-read \App\Models\Answer                  $answer
 * @property-read \Illuminate\Database\Eloquent\Model $model
 */
class ModelAnswer extends Model
{
    /**
     * Define table name.
     *
     * @var string
     */
    protected $table = 'model_answer';

    /**
     * The attributes that are mass assignable.
     *
     * @var string[]
     */
    protected $fillable = [
        'answer_id',
        'model_id',
        'model_type',
    ];

    /**
     * Inhibit update_at column as we only have
     * created_at.
     *
     * @return null
     */
    public function getUpdatedAtColumn(): null
    {
        return null;
    }

    /**
     * Customer belongsTo relation.
     *
     * @return \Illuminate\Database\Eloquent\Relations\MorphTo
     */
    public function model(): \Illuminate\Database\Eloquent\Relations\MorphTo
    {
        return $this->morphTo();
    }

    /**
     * Relation vers la réponse.
     *
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function answer()
    {
        return $this->belongsTo(Answer::class);
    }
}