<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

return new class extends Migration
{
    /**
     * Flat, precomputed snapshot of the default home view (recent results
     * across suites, newest first). Written by the scheduled
     * festbench:snapshot command — the request path reads this small table
     * instead of running the UNION. Only the default view is snapshotted;
     * filtered/sorted drill-downs use the view or concrete tables.
     */
    public function up(): void
    {
        Schema::create('home_snapshot', function (Blueprint $table) {
            $table->id();
            $table->foreignId('benchmark_run_id')->index();
            $table->string('run_id', 32);
            $table->timestamp('ran_at')->nullable();
            $table->string('suite', 32);
            $table->string('model_id')->nullable();
            $table->string('model_quant', 64)->nullable();
            $table->string('task', 128);
            $table->string('level', 16)->nullable();
            $table->boolean('ok')->nullable();
            $table->double('decode')->nullable();
            $table->double('user_tps')->nullable();
            $table->double('ttft')->nullable();
            $table->double('wall')->nullable();
            $table->unsignedInteger('total')->nullable();
            $table->unsignedInteger('sequence')->index()->comment('snapshot row order');
            $table->timestamps();
        });
    }

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