<?php

namespace App\Filament\Pages;

use Filament\Actions\Action;
use Filament\Notifications\Notification;
use Filament\Pages\Page;
use Illuminate\Support\Facades\Artisan;
use Livewire\Attributes\Computed;
use UnitEnum;

class TeacherWeeklyStatsReport extends Page
{
    protected static ?string $title = '老师周报统计';

    protected static ?string $navigationLabel = '老师周报统计';

    protected static string|\BackedEnum|null $navigationIcon = 'heroicon-o-document-chart-bar';

    protected static string|UnitEnum|null $navigationGroup = '其他';

    protected static ?int $navigationSort = 95;

    protected string $view = 'filament.pages.teacher-weekly-stats-report';

    #[Computed(cache: false)]
    public function hasLatestPdf(): bool
    {
        return is_file($this->latestPdfPath());
    }

    #[Computed(cache: false)]
    public function latestPdfMtime(): ?string
    {
        $p = $this->latestPdfPath();

        return is_file($p) ? date('Y-m-d H:i:s', filemtime($p)) : null;
    }

    #[Computed(cache: false)]
    public function pdfOpenUrl(): string
    {
        return route('filament.admin.reports.teacher-weekly-stats.open');
    }

    protected function latestPdfPath(): string
    {
        return storage_path('app/reports/teacher-weekly-stats-latest.pdf');
    }

    protected function getHeaderActions(): array
    {
        return [
            Action::make('regenerate')
                ->label('生成 / 刷新周报 PDF')
                ->icon('heroicon-o-arrow-path')
                ->action(function (): void {
                    $code = Artisan::call('report:teacher-weekly-pdf');
                    if ($code !== 0) {
                        Notification::make()
                            ->title('生成失败')
                            ->danger()
                            ->body('请查看日志或终端输出')
                            ->send();

                        return;
                    }
                    $this->dispatch('$refresh');
                    Notification::make()
                        ->title('周报已生成')
                        ->success()
                        ->send();
                }),
        ];
    }
}