<?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::dropIfExists('payment_schedules');

        Schema::table('payments', function (Blueprint $table) {
            $table->foreignId('schedule_id')->nullable(false)->change();
        });
    }

    public function down(): void
    {
        Schema::table('payments', function (Blueprint $table) {
            $table->foreignId('schedule_id')->nullable()->change();
        });

        Schema::create('payment_schedules', function (Blueprint $table) {
            $table->id();
            $table->foreignId('payment_id')->constrained('payments')->onDelete('cascade');
            $table->foreignId('schedule_id')->constrained('schedules')->onDelete('cascade');
            $table->timestamps();

            $table->unique(['payment_id', 'schedule_id']);
            $table->index('schedule_id');
        });
    }
};
