<?php

declare(strict_types=1);

namespace App\Filament\System\Widgets;

use App\Models\OperationRun;
use App\Support\OperationRunOutcome;
use App\Support\OperationRunStatus;
use App\Support\System\SystemOperationRunLinks;
use App\Support\SystemConsole\StuckRunClassifier;
use App\Support\SystemConsole\SystemConsoleWindow;
use Filament\Widgets\StatsOverviewWidget;
use Filament\Widgets\StatsOverviewWidget\Stat;

class ControlTowerKpis extends StatsOverviewWidget
{
    protected static bool $isLazy = false;

    protected int|string|array $columnSpan = 'full';

    public ?string $window = null;

    /**
     * @return array<Stat>
     */
    protected function getStats(): array
    {
        $window = SystemConsoleWindow::fromNullable($this->window ?? (string) request()->query('window'));
        $start = $window->startAt();

        $baseQuery = OperationRun::query()->where('created_at', '>=', $start);

        $totalRuns = (clone $baseQuery)->count();

        $activeRuns = (clone $baseQuery)
            ->whereIn('status', [
                OperationRunStatus::Queued->value,
                OperationRunStatus::Running->value,
            ])
            ->count();

        $failedRuns = (clone $baseQuery)
            ->where('status', OperationRunStatus::Completed->value)
            ->where('outcome', OperationRunOutcome::Failed->value)
            ->count();

        $stuckRuns = app(StuckRunClassifier::class)
            ->apply((clone $baseQuery))
            ->count();

        return [
            Stat::make('Runs in window', $totalRuns)
                ->description($window::options()[$window->value] ?? 'Last 24 hours')
                ->url(SystemOperationRunLinks::index()),
            Stat::make('Active', $activeRuns)
                ->color($activeRuns > 0 ? 'warning' : 'gray')
                ->url(SystemOperationRunLinks::index()),
            Stat::make('Failed', $failedRuns)
                ->color($failedRuns > 0 ? 'danger' : 'gray')
                ->url(SystemOperationRunLinks::index()),
            Stat::make('Stuck', $stuckRuns)
                ->color($stuckRuns > 0 ? 'danger' : 'gray')
                ->url(SystemOperationRunLinks::index()),
        ];
    }
}
