<?php

declare(strict_types=1);

namespace App\Filament\System\Widgets;

use App\Models\OperationRun;
use App\Models\Tenant;
use App\Models\Workspace;
use App\Support\OperationCatalog;
use App\Support\OperationRunOutcome;
use App\Support\OperationRunStatus;
use App\Support\System\SystemOperationRunLinks;
use App\Support\SystemConsole\SystemConsoleWindow;
use Filament\Widgets\Widget;
use Illuminate\Support\Collection;

class ControlTowerTopOffenders extends Widget
{
    protected static bool $isLazy = false;

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

    protected string $view = 'filament.system.widgets.control-tower-top-offenders';

    /**
     * @return array<string, mixed>
     */
    protected function getViewData(): array
    {
        $window = SystemConsoleWindow::fromNullable((string) request()->query('window'));
        $start = $window->startAt();

        /** @var Collection<int, OperationRun> $grouped */
        $grouped = OperationRun::query()
            ->selectRaw('workspace_id, tenant_id, type, COUNT(*) AS failed_count')
            ->where('created_at', '>=', $start)
            ->where('status', OperationRunStatus::Completed->value)
            ->where('outcome', OperationRunOutcome::Failed->value)
            ->groupBy('workspace_id', 'tenant_id', 'type')
            ->orderByDesc('failed_count')
            ->limit(10)
            ->get();

        $workspaceIds = $grouped
            ->pluck('workspace_id')
            ->filter(fn ($value): bool => is_numeric($value))
            ->map(fn ($value): int => (int) $value)
            ->unique()
            ->values()
            ->all();

        $tenantIds = $grouped
            ->pluck('tenant_id')
            ->filter(fn ($value): bool => is_numeric($value))
            ->map(fn ($value): int => (int) $value)
            ->unique()
            ->values()
            ->all();

        $workspaceNames = Workspace::query()
            ->whereIn('id', $workspaceIds)
            ->pluck('name', 'id')
            ->all();

        $tenantNames = Tenant::query()
            ->whereIn('id', $tenantIds)
            ->pluck('name', 'id')
            ->all();

        return [
            'windowLabel' => SystemConsoleWindow::options()[$window->value] ?? 'Last 24 hours',
            'offenders' => $grouped->map(function (OperationRun $record) use ($workspaceNames, $tenantNames): array {
                $workspaceId = is_numeric($record->workspace_id) ? (int) $record->workspace_id : null;
                $tenantId = is_numeric($record->tenant_id) ? (int) $record->tenant_id : null;

                return [
                    'workspace_label' => $workspaceId !== null
                        ? ($workspaceNames[$workspaceId] ?? ('Workspace #'.$workspaceId))
                        : 'Unknown workspace',
                    'tenant_label' => $tenantId !== null
                        ? ($tenantNames[$tenantId] ?? ('Tenant #'.$tenantId))
                        : 'Tenantless',
                    'operation_label' => OperationCatalog::label((string) $record->type),
                    'failed_count' => (int) $record->getAttribute('failed_count'),
                ];
            }),
            'runsUrl' => SystemOperationRunLinks::index(),
        ];
    }
}