<?php

namespace App\Http\Controllers;

use App\Http\Controllers\Concerns\ParsesDateRange;
use App\Models\Website;
use App\Services\AnalyticsQueryService;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\View\View;

class DashboardController extends Controller
{
    use ParsesDateRange;

    public function show(Request $request, Website $website): View
    {
        $this->authorize('view', $website);

        [$from, $to] = $this->parseDateRange($request);
        [$prevFrom, $prevTo] = $this->previousPeriod($from, $to);

        $service = AnalyticsQueryService::for($website, $from, $to);
        $prevService = AnalyticsQueryService::for($website, $prevFrom, $prevTo);

        $metrics = $service->summary();
        $prevMetrics = $prevService->summary();
        $chartData = $service->visitorsOverTime();
        $activeVisitors = AnalyticsQueryService::activeVisitors($website);
        $goalConversions = $service->conversionsReport();
        $goalChartData = $service->goalCompletionsOverTime();

        $topPages = $service->topPages(5);
        $topSources = $service->trafficSources(5);

        return view('dashboard.show', compact(
            'website', 'metrics', 'prevMetrics', 'chartData', 'activeVisitors',
            'goalConversions', 'goalChartData', 'from', 'to',
            'topPages', 'topSources',
        ));
    }

    public function realtime(Website $website): JsonResponse
    {
        $this->authorize('view', $website);

        return response()->json([
            'active' => AnalyticsQueryService::activeVisitors($website),
        ]);
    }
}