<?php

namespace App\Filament\Resources\Feedback\Pages;

use App\Filament\Resources\Feedback\FeedbackResource;
use App\Models\Department;
use App\Services\ClosingService;
use App\Services\TransferService;
use Filament\Actions\Action;
use Filament\Actions\DeleteAction;
use Filament\Forms\Components\FileUpload;
use Filament\Forms\Components\Select;
use Filament\Forms\Components\Textarea;
use Filament\Notifications\Notification;
use Filament\Resources\Pages\EditRecord;
use Illuminate\Contracts\View\View;
use Illuminate\Support\Facades\App;
use Illuminate\Support\Facades\Storage;

class EditFeedback extends EditRecord
{
    protected static string $resource = FeedbackResource::class;

    protected function getHeaderActions(): array
    {
        return [
            $this->transferDepartmentAction(),
            $this->closeTicketAction(),
            DeleteAction::make(),
        ];
    }

    protected function transferDepartmentAction(): Action
    {
        return Action::make('transferDepartment')
            ->label('Transfer Department')
            ->icon('heroicon-o-arrows-right-left')
            ->color('warning')
            ->visible(fn (): bool => auth()->user()->hasPermissionTo('transfer-department'))
            ->form([
                Select::make('to_department_id')
                    ->label('Target Department')
                    ->options(Department::pluck('name', 'id')->toArray())
                    ->required()
                    ->searchable(),
                Select::make('new_assignee_id')
                    ->label('Assign To (optional)')
                    ->options(function (\Filament\Forms\Get $get) {
                        $deptId = $get('to_department_id');
                        if (! $deptId) {
                            return [];
                        }
                        $dept = Department::with('manager')->find($deptId);

                        return \App\Models\User::pluck('name', 'id')->toArray();
                    })
                    ->searchable()
                    ->nullable(),
                Textarea::make('reason')
                    ->label('Reason')
                    ->required()
                    ->rows(3),
                FileUpload::make('transfer_attachments')
                    ->label('Attachments')
                    ->multiple()
                    ->disk('local')
                    ->directory('feedback-attachments')
                    ->columnSpanFull(),
            ])
            ->action(function (array $data): void {
                $feedback = $this->getRecord();
                $toDepartment = Department::findOrFail($data['to_department_id']);
                $sender = auth()->user();

                $transferService = App::make(TransferService::class);
                $log = $transferService->transfer(
                    $feedback,
                    $toDepartment,
                    $data['reason'],
                    $sender,
                    $data['new_assignee_id'] ?? null,
                );

                if (! empty($data['transfer_attachments'])) {
                    $fileService = App::make(FileService::class);
                    $fileService->upload(
                        $data['transfer_attachments'],
                        'general',
                        $feedback,
                        $sender->id,
                    );
                }

                Notification::make()
                    ->title('Transferred successfully')
                    ->success()
                    ->send();

                $this->redirect($this->getResource()::getUrl('edit', ['record' => $feedback]));
            });
    }

    protected function closeTicketAction(): Action
    {
        return Action::make('closeTicket')
            ->label('Close Ticket')
            ->icon('heroicon-o-check-circle')
            ->color('success')
            ->visible(fn (): bool => $this->getRecord()->status !== 'closed' && auth()->user()->hasPermissionTo('close-ticket'))
            ->requiresConfirmation()
            ->modalHeading('Close Ticket')
            ->modalDescription('Bạn có chắc muốn đóng phiếu này? Hành động này KHÔNG thể hoàn tác.')
            ->modalSubmitActionLabel('Close')
            ->action(function (): void {
                $feedback = $this->getRecord();
                $actor = auth()->user();

                $closingService = App::make(ClosingService::class);

                try {
                    $closingService->close($feedback, $actor);

                    Notification::make()
                        ->title('Ticket closed successfully')
                        ->success()
                        ->send();

                    $this->redirect($this->getResource()::getUrl('edit', ['record' => $feedback]));
                } catch (\Symfony\Component\HttpKernel\Exception\HttpException $e) {
                    Notification::make()
                        ->title($e->getMessage())
                        ->danger()
                        ->send();
                } catch (\Illuminate\Validation\ValidationException $e) {
                    Notification::make()
                        ->title($e->getMessage())
                        ->danger()
                        ->send();
                }
            });
    }

    public function getFooter(): ?View
    {
        return view('filament.resources.feedback.edit-footer');
    }

    protected function mutateFormDataBeforeSave(array $data): array
    {
        if (($data['is_general'] ?? false) === true) {
            $data['customer_product_id'] = null;
        }
        unset($data['is_general'], $data['attachment_collection']);

        $newStatus = $data['status'] ?? null;
        if ($newStatus === 'closed' && $this->getRecord()->status !== 'closed') {
            $closingService = App::make(ClosingService::class);
            $closingService->close($this->getRecord(), auth()->user());
        }

        return $data;
    }

    protected function afterSave(): void
    {
        $attachments = $this->data['attachments'] ?? [];
        $collection = $this->data['attachment_collection'] ?? 'general';

        if (! empty($attachments)) {
            $disk = Storage::disk('local');
            $feedback = $this->getRecord();
            foreach ($attachments as $path) {
                $feedback->attachments()->create([
                    'uuid' => (string) \Illuminate\Support\Str::uuid(),
                    'user_id' => auth()->id(),
                    'name' => basename($path),
                    'path' => $path,
                    'disk' => 'local',
                    'collection' => $collection,
                    'mime_type' => $disk->mimeType($path),
                    'size' => $disk->size($path),
                ]);
            }
        }
    }

    protected function mutateFormDataBeforeFill(array $data): array
    {
        $data['is_general'] = $data['customer_product_id'] === null;

        return $data;
    }
}