<?php

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

class CreateFieldOptionsTable extends Migration
{
    public function up()
    {
        Schema::create('field_options', function (Blueprint $table) {
            $table->bigIncrements('id');
            $table->bigInteger('form_field_id')->unsigned();
            $table->string('value', 150);
            $table->string('conditional_field_parent_id', 200)->nullable();
            $table->nullableTimestamps();

            $table->unsignedBigInteger('backend_user_id')->nullable();
            $table->foreign('backend_user_id')->references('id')
                ->on('backend_users')->onDelete('SET NULL')->onUpdate('CASCADE');

            $table->foreign('form_field_id')->references('id')->on('form_fields')->onDelete('cascade');
            $table->index(['form_field_id']);
        });
    }

    public function down()
    {
        Schema::dropIfExists('field_options');
    }
}