<?php

namespace App\Filament\Resources\GuideResource\Pages;

use App\Filament\Resources\GuideResource;
use App\Models\Guide;
use App\Models\GuidePage;
use Filament\Forms;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Builder;
use SolutionForest\FilamentTree\Actions;
use SolutionForest\FilamentTree\Resources\Pages\TreePage;

class ManageGuidePages extends TreePage
{
    protected static string $resource = GuideResource::class;

    protected ?string $treeTitle = '指引页面';
    protected bool $enableTreeTitle = true;

    protected static string $model = GuidePage::class;

    protected function getTreeQuery(): Builder
    {
        return GuidePage::query()
            ->where('guide_id', $this->getOwnerRecord()->id);
    }

    public function getTreeRecordTitle(?Model $record = null): string
    {
        if (!$record) {
            return '';
        }
        $prefix = $record->branch_option ? "[{$record->branch_option}] " : '';
        $suffix = !empty($record->options) ? '  📋' : '';
        return $prefix . $record->title . $suffix;
    }

    protected function getFormSchema(): array
    {
        return [
            Forms\Components\TextInput::make('page_number')
                ->label('页码')
                ->numeric()
                ->minValue(1),

            Forms\Components\TextInput::make('title')
                ->label('页面标题')
                ->required()
                ->maxLength(255),

            Forms\Components\TextInput::make('html_url')
                ->label('HTML页面URL')
                ->required()
                ->url()
                ->maxLength(500),

            Forms\Components\TagsInput::make('options')
                ->label('选项按钮')
                ->helperText('此页面展示的选项按钮，如"前门12"、"后门"。留空=无分支。'),

            Forms\Components\TextInput::make('branch_option')
                ->label('所属分支选项')
                ->maxLength(100)
                ->helperText('此页面对应父页面的哪个选项值（根页面留空）'),
        ];
    }

    protected function getTreeActions(): array
    {
        return [
            Actions\ViewAction::make(),
            Actions\EditAction::make()->slideOver(),
            Actions\DeleteAction::make(),
        ];
    }

    protected function mutateFormDataBeforeCreate(array $data): array
    {
        $data['guide_id'] = $this->getOwnerRecord()->id;
        return $data;
    }

    protected function getOwnerRecord(): Guide
    {
        return Guide::findOrFail(request()->route('record'));
    }
}