source: app/Models/Event.php

<?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 Event extends Model
{
    use HasFactory;

    protected $table = 'events';

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [
        'title',
        'slug',
        'city',
        'country',
        'description',
        'event_type_id',
        'organizer_id',
    ];

    /**
     * The attributes that should be cast.
     *
     * @var array<string, string>
     */
    protected $casts = [
        'event_date' => 'date',
    ];

    protected $dates = [
        'event_date',
        'start_time',
        'end_time'
    ];

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

    public function organizer(): BelongsTo
    {
        return $this->belongsTo(Organizer::class, 'organizer_id', 'user_id');
    }

    public function offers(): HasMany
    {
        return $this->hasMany(Offer::class);
    }
}