<?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
    {
        Schema::create('payroll_cycles', function (Blueprint $table) {
            $table->id();
            $table->unsignedBigInteger('company_id')->nullable();
            $table->unsignedTinyInteger('month');
            $table->unsignedSmallInteger('year');
            $table->string('status', 20)->default('draft'); // draft, processing, completed, locked
            $table->date('start_date');
            $table->date('end_date');
            $table->timestamp('locked_at')->nullable();
            $table->unsignedBigInteger('locked_by')->nullable();
            $table->timestamp('completed_at')->nullable();
            $table->unsignedBigInteger('completed_by')->nullable();
            $table->timestamps();

            $table->unique(['company_id', 'year', 'month']);
            $table->foreign('company_id')->references('id')->on('companies')->nullOnDelete();
            $table->foreign('locked_by')->references('id')->on('users')->nullOnDelete();
            $table->foreign('completed_by')->references('id')->on('users')->nullOnDelete();
        });
    }

    public function down(): void
    {
        Schema::dropIfExists('payroll_cycles');
    }
};