<?php

namespace App\Filament\Resources\WaitlistSubscriberResource\Pages;

use App\Filament\Resources\WaitlistSubscriberResource;
use App\Models\WaitlistSubscriber;
use Filament\Actions\Action;
use Filament\Resources\Pages\ListRecords;
use Symfony\Component\HttpFoundation\StreamedResponse;

class ListWaitlistSubscribers extends ListRecords
{
    protected static string $resource = WaitlistSubscriberResource::class;

    protected function getHeaderActions(): array
    {
        return [
            Action::make('export')
                ->label('Export CSV')
                ->icon('heroicon-o-arrow-down-tray')
                ->action(fn (): StreamedResponse => response()->streamDownload(function (): void {
                    $handle = fopen('php://output', 'wb');

                    fputcsv($handle, ['name', 'email', 'source', 'referrer', 'joined_at']);

                    WaitlistSubscriber::query()
                        ->orderBy('created_at')
                        ->each(function (WaitlistSubscriber $subscriber) use ($handle): void {
                            fputcsv($handle, [
                                $subscriber->name,
                                $subscriber->email,
                                $subscriber->source,
                                $subscriber->referrer,
                                $subscriber->created_at?->toDateTimeString(),
                            ]);
                        });

                    fclose($handle);
                }, 'waitlist.csv', ['Content-Type' => 'text/csv'])),
        ];
    }
}