<?php

namespace App\Models;

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

class Alerte extends Model
{
    use HasFactory;

    public static function boot()
    {
        parent::boot();

        static::deleting(function ($alerte) {
            // Lors de la suppression d'une alerte on supprime ses envois
            $alerte->alertes_envoyees()->delete();
        });
    }

    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = [
        'critere',
        'formule',
        'est_valeur',
        'indicateur',
        'indicateur_critere',
        'user_id'
    ];

    /**
     * Retourne l'utilisateur concerné par l'alerte
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function user()
    {
        return $this->belongsTo(User::class);
    }

    /**
     * Permet de retourner les envois de l'alerte
     * @return \Illuminate\Database\Eloquent\Relations\HasMany
     */
    public function alertes_envoyees()
    {
        return $this->hasMany(AlerteEnvoyee::class);
    }
}