<?php

namespace App\Filament\Pages;

use App\Enums\VerificationStatus;
use App\Models\Company;
use App\Models\VerificationRequest;
use App\Services\VerificationService;
use BackedEnum;
use BezhanSalleh\FilamentShield\Traits\HasPageShield;
use Filament\Actions\Action;
use Filament\Actions\Concerns\InteractsWithActions;
use Filament\Actions\Contracts\HasActions;
use Filament\Forms\Concerns\InteractsWithForms;
use Filament\Forms\Contracts\HasForms;
use Filament\Notifications\Notification;
use Filament\Pages\Page;
use Filament\Support\Icons\Heroicon;
use UnitEnum;

class Verification extends Page implements HasActions, HasForms
{
    use HasPageShield, InteractsWithActions, InteractsWithForms;

    protected static string|BackedEnum|null $navigationIcon = Heroicon::CheckBadge;

    protected static ?string $title = 'Verifikasi';

    protected static ?string $navigationLabel = 'Verifikasi';

    protected static ?int $navigationSort = 6;

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

    protected static ?string $slug = 'manage/verification';

    protected string $view = 'filament.pages.verification';

    public ?Company $company = null;

    public ?VerificationRequest $verificationRequest = null;

    protected VerificationService $verificationService;

    public function boot(): void
    {
        $this->verificationService = app(VerificationService::class);
    }

    public function mount(): void
    {
        $this->company = auth()->user()->company;

        // Load unified verification request
        if ($this->company) {
            $this->verificationRequest = $this->company->verificationRequest()
                ->with(['reviews.reviewer'])
                ->latest()
                ->first();
        }
    }

    /**
     * Get unified verification progress
     */
    public function getVerificationProgress(): array
    {
        $progress = $this->verificationService->getVerificationProgress(
            $this->company,
            $this->verificationRequest
        );

        // Add additional data for view
        $progress['missingDataButtons'] = $this->verificationService->getMissingDataButtons($this->company);
        $progress['alert'] = $this->verificationService->getAlertData($this->verificationRequest);
        $progress['lastSubmittedAt'] = $this->verificationRequest?->updated_at?->format('d M Y, H:i');

        return $progress;
    }

    /**
     * Submit unified verification action
     */
    public function submitVerificationAction(): Action
    {
        $progress = $this->getVerificationProgress();

        return Action::make('submit_verification')
            ->label(fn (): string => $this->verificationRequest && $this->verificationRequest->status === VerificationStatus::NEED_REVISION
                ? 'Kirim Ulang'
                : 'Ajukan Verifikasi')
            ->icon('heroicon-o-paper-airplane')
            ->color('primary')
            ->requiresConfirmation()
            ->modalHeading('Ajukan Verifikasi Lengkap')
            ->modalDescription(function () use ($progress): string {
                if (! $progress['isDataComplete']) {
                    return 'Data belum lengkap. Silakan lengkapi terlebih dahulu: '.implode(', ', $progress['missingData']);
                }

                return 'Apakah Anda yakin ingin mengajukan verifikasi untuk Perusahaan, Media, dan Jurnalis? Pastikan semua data sudah benar dan lengkap.';
            })
            ->modalSubmitActionLabel('Ya, Ajukan')
            ->visible(fn (): bool => $progress['canSubmit'])
            ->disabled(fn (): bool => ! $progress['isDataComplete'])
            ->action(function (): void {
                $this->submitVerification();
            });
    }

    /**
     * Handle unified verification submission
     */
    protected function submitVerification(): void
    {
        $progress = $this->getVerificationProgress();

        // Validate data completeness
        if (! $progress['isDataComplete']) {
            Notification::make()
                ->title('Data Belum Lengkap')
                ->body('Silakan lengkapi data terlebih dahulu: '.implode(', ', $progress['missingData']))
                ->danger()
                ->send();

            return;
        }

        $this->verificationRequest = $this->verificationService->submitVerification(
            $this->company,
            $this->verificationRequest
        );

        Notification::make()
            ->title('Berhasil!')
            ->body('Verifikasi lengkap (Perusahaan, Media, dan Jurnalis) berhasil diajukan untuk diverifikasi.')
            ->success()
            ->send();
    }

    public function getViewData(): array
    {
        return [
            'verificationProgress' => $this->getVerificationProgress(),
        ];
    }
}