ldc-flucollector/app/Http/Controllers/Bo/StatsController.php

<?php

namespace App\Http\Controllers\Bo;

use App\Http\Controllers\Controller;
use App\Http\Requests\Bo\StatsByServiceRequest;
use App\Models\Service;
use App\Models\ServiceStat;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Http\Response;
use Illuminate\Support\Arr;
use Illuminate\Support\Facades\Schema;
use League\Csv\Writer;

/**
 * @codeCoverageIgnore
 */
class StatsController extends Controller
{
    /**
     * Shows stats by service.
     *
     * @param \App\Http\Requests\Bo\StatsByServiceRequest $request
     * @return \Illuminate\Http\Response
     */
    public function viewStatsByService(StatsByServiceRequest $request)
    {
        $stats = null;
        if ($request->has('service')) {
            /** @var \Illuminate\Database\Eloquent\Collection<\App\Models\ServiceStat> */
            $stats = ServiceStat::query()
                ->with('service')
                ->whereDate('date', '>=', $request->start)
                ->whereDate('date', '<=', $request->end)
                ->whereHas('service', fn (Builder $q) => $q->where('id', $request->service))
                ->get();
        }
        return view('bo.pages.stats.view-stats-by-services', \compact('stats'));
    }

    /**
     * Exports stats by service as a csv file.
     *
     * @param \App\Http\Requests\Bo\StatsByServiceRequest $request
     * @return \Illuminate\Http\Response
     */
    public function exportByBrandCsv(StatsByServiceRequest $request): Response
    {
        /** @var \App\Models\Service */
        $service = Service::query()->findOrFail($request->service);
        /** @var \Illuminate\Database\Eloquent\Collection<\App\Models\ServiceStat> */
        $stats = ServiceStat::query()
            ->with('service.arcadiaBrand')
            ->whereDate('date', '>=', $request->start)
            ->whereDate('date', '<=', $request->end)
            ->whereHas('service', fn (Builder $q) => $q->where('id', $request->service))
            ->get();

        $columns = Schema::getColumnListing((new ServiceStat())->getTable());
        $columns = Arr::where($columns, fn ($value) => !in_array($value, ['date', 'service_id']));
        /** @var array<string> $columns */

        $header = '"date";"service";' . implode(';', $columns);

        $w = Writer::createFromString($header . PHP_EOL);
        $w->setDelimiter(';');
        $w->setEnclosure('"');
        $w->setOutputBOM(Writer::BOM_UTF8);

        /** @var \App\Models\ServiceStat $stat */
        foreach ($stats as $stat) {
            /** @var array<string,string> $cols */
            $cols = [
                $stat->date->isoFormat('YYYY-MM-DD'),
                $service->label
            ];
            foreach ($columns as $colname) {
                $cols[] = $stat->{$colname};
            }
            $w->insertOne($cols);
        }
        return response((string)$w, 200, [
            'Content-Encoding' => 'none',
            'Content-Type' => 'text/csv; charset=UTF-8',
            // phpcs:ignore Generic.Files.LineLength.TooLong
            'Content-Disposition' => "attachment; filename=\"Statistiques du {$request->start} au {$request->end} pour {$service->name}.csv\"",
            'Content-Description' => 'File Transfer',
        ]);
    }
}