<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

return new class extends Migration
{
    /**
     * Run the migrations.
     */
    public function up(): void
    {
        Schema::create('stock_reservations', function (Blueprint $table) {
            $table->id();
            $table->foreignId('product_id')->constrained()->onDelete('cascade');
            $table->foreignId('order_id')->nullable()->constrained()->onDelete('cascade');
            $table->integer('quantity');
            $table->string('reservation_token', 64)->unique();
            $table->timestamp('expires_at');
            $table->enum('status', ['pending', 'confirmed', 'expired', 'released'])->default('pending');
            $table->timestamps();

            $table->index(['product_id', 'status']);
            $table->index(['reservation_token']);
            $table->index(['expires_at']);
        });
    }

    /**
     * Reverse the migrations.
     */
    public function down(): void
    {
        Schema::dropIfExists('stock_reservations');
    }
};