Laravel Many to Many relationship example - Vehicles and Options

2022_01_31_133314_create_options_table.php

<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

class CreateOptionsTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('options', function (Blueprint $table) {
            $table->id();
            $table->string('name')->unique();
            $table->timestamps();
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('options');
    }
}

2022_01_31_133608_create_option_vehicle_table.php

<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

class CreateOptionVehicleTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('option_vehicle', function (Blueprint $table) {
            $table->unsignedBigInteger('option_id');
            $table->unsignedBigInteger('vehicle_id');
            $table->unique(['option_id', 'vehicle_id', ]);
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('option_vehicle');
    }
}

Option.php

<?php

namespace App\Models;

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

class Option extends Model
{
    use HasFactory;

    protected $fillable = [
        'name',
    ];


    /**
     * @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
     */
    public function vehicles()
    {
        return $this->belongsToMany(Vehicle::class);
    }
}

Vehicle.php

<?php

namespace App\Models;

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

class Vehicle extends Model
{
    use HasFactory;

    protected $fillable = [
        'vehicle_type',
        'brand',
        /** Everything you would need about a vehicle */
    ];

    /**
     * @return \Illuminate\Database\Eloquent\Relations\HasOne
     */
    public function license()
    {
        return $this->hasOne(License::class);
    }

    /**
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function insurance()
    {
        return $this->belongsTo(Insurance::class);
    }

    /**
     * @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
     */
    public function options()
    {
        return $this->belongsToMany(Option::class);
    }
}