<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

return new class extends Migration
{
    public function up(): void
    {
        if (Schema::hasTable('promotions')) {
            return;
        }
        Schema::create('promotions', function (Blueprint $table) {
            $table->id();
            $table->unsignedBigInteger('company_id')->nullable()->index();
            $table->unsignedBigInteger('user_id')->index();
            $table->unsignedBigInteger('from_designation_id')->nullable()->index();
            $table->unsignedBigInteger('to_designation_id')->nullable()->index();
            $table->unsignedBigInteger('from_department_id')->nullable()->index();
            $table->unsignedBigInteger('to_department_id')->nullable()->index();
            $table->date('promotion_date')->index();
            $table->text('notes')->nullable();
            $table->timestamps();
        });
    }

    public function down(): void
    {
        Schema::dropIfExists('promotions');
    }
};