<?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('streams', function (Blueprint $table) {
            $table->id();
            $table->foreignId('scenario_id')->constrained()->cascadeOnDelete();
            $table->foreignId('bucket_id')->nullable()->constrained()->nullOnDelete();
            $table->string('name');
            $table->boolean('is_active')->default(true);
            $table->decimal('amount', 12, 2);
            $table->enum('type', ['income', 'expense']);
            $table->enum('frequency', ['once', 'weekly', 'biweekly', 'monthly', 'quarterly', 'yearly']);
            $table->date('start_date');
            $table->date('end_date')->nullable();
            $table->text('description')->nullable();
            $table->timestamps();

            $table->index(['scenario_id', 'is_active']);
            $table->index('start_date');
        });
    }

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