<?php

namespace App\Filament\Resources;

use App\Filament\Resources\ProductResource\Pages;
use App\Filament\Resources\ProductResource\RelationManagers;
use App\Models\Product;
use Filament\Forms;
use Filament\Forms\Components\DateTimePicker;
use Filament\Forms\Components\FileUpload;
use Filament\Forms\Components\MarkdownEditor;
use Filament\Forms\Components\Section;
use Filament\Forms\Components\Select;
use Filament\Forms\Components\TextInput;
use Filament\Forms\Components\Textarea;
use Filament\Forms\Components\Toggle;
use Filament\Forms\Form;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Columns\IconColumn;
use Filament\Tables\Columns\TextColumn;
use Filament\Tables\Table;

class ProductResource extends Resource
{
    protected static ?string $model = Product::class;

    protected static ?string $navigationIcon = 'heroicon-o-rectangle-stack';
    protected static ?string $navigationLabel = '产品';
    protected static ?string $navigationGroup = '内容管理';

    public static function form(Form $form): Form
    {
        return $form
            ->schema([
                Section::make('基础信息')
                    ->schema([
                        Select::make('category_id')
                            ->label('分类')
                            ->relationship('category', 'name')
                            ->searchable()
                            ->preload()
                            ->required(),
                        TextInput::make('name')
                            ->label('名称')
                            ->required()
                            ->maxLength(255),
                        TextInput::make('slug')
                            ->label('Slug')
                            ->required()
                            ->maxLength(255),
                        Textarea::make('summary')
                            ->label('简介')
                            ->required()
                            ->rows(2),
                        MarkdownEditor::make('description')
                            ->label('详情')
                            ->columnSpanFull()
                            ->nullable(),
                    ])->columns(2),
                Section::make('媒体')
                    ->schema([
                        FileUpload::make('cover')
                            ->label('封面')
                            ->disk('public')
                            ->directory('products/cover')
                            ->image()
                            ->imagePreviewHeight('120')
                            ->nullable(),
                        FileUpload::make('screenshots')
                            ->label('截图')
                            ->disk('public')
                            ->directory('products/screenshots')
                            ->image()
                            ->multiple()
                            ->maxFiles(5)
                            ->nullable(),
                        TextInput::make('video_url')
                            ->label('视频链接')
                            ->maxLength(255)
                            ->nullable(),
                    ])->columns(2),
                Section::make('业务信息')
                    ->schema([
                        TextInput::make('website_url')
                            ->label('官网链接')
                            ->required()
                            ->maxLength(255),
                        Select::make('pricing_type')
                            ->label('收费类型')
                            ->options([
                                'free' => '免费',
                                'paid' => '付费',
                                'subscription' => '订阅',
                                'trial' => '试用',
                            ])
                            ->nullable(),
                        Select::make('platforms')
                            ->label('平台')
                            ->multiple()
                            ->options([
                                'web' => 'Web',
                                'ios' => 'iOS',
                                'android' => 'Android',
                                'chrome' => 'Chrome',
                                'windows' => 'Windows',
                                'mac' => 'Mac',
                            ])
                            ->nullable(),
                        Select::make('tags')
                            ->label('标签')
                            ->multiple()
                            ->relationship('tags', 'name')
                            ->preload(),
                    ])->columns(2),
                Section::make('推荐与排序')
                    ->schema([
                        Toggle::make('is_featured')
                            ->label('热门推荐'),
                        DateTimePicker::make('featured_until')
                            ->label('推荐到期')
                            ->nullable(),
                        Toggle::make('is_sponsored')
                            ->label('推广位'),
                        DateTimePicker::make('sponsor_until')
                            ->label('推广到期')
                            ->nullable(),
                        TextInput::make('sort')
                            ->label('排序')
                            ->numeric()
                            ->default(0),
                        TextInput::make('hot_score')
                            ->label('热度')
                            ->numeric()
                            ->disabled()
                            ->dehydrated(false),
                        TextInput::make('hot_override')
                            ->label('热度覆盖')
                            ->numeric()
                            ->nullable(),
                    ])->columns(3),
                Section::make('统计与状态')
                    ->schema([
                        TextInput::make('view_count')
                            ->label('浏览量')
                            ->numeric()
                            ->disabled()
                            ->dehydrated(false),
                        TextInput::make('click_count')
                            ->label('点击量')
                            ->numeric()
                            ->disabled()
                            ->dehydrated(false),
                        Select::make('status')
                            ->label('状态')
                            ->options([
                                'draft' => '草稿',
                                'published' => '发布',
                            ])
                            ->required(),
                    ])->columns(3),
                Section::make('SEO')
                    ->schema([
                        TextInput::make('seo_title')
                            ->label('SEO 标题')
                            ->maxLength(255)
                            ->nullable(),
                        TextInput::make('seo_description')
                            ->label('SEO 描述')
                            ->maxLength(255)
                            ->nullable(),
                    ])->columns(2),
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->reorderable('sort')
            ->defaultSort('sort')
            ->columns([
                TextColumn::make('name')->label('名称')->searchable()->sortable(),
                TextColumn::make('category.name')->label('分类')->sortable(),
                TextColumn::make('status')->label('状态')->sortable(),
                IconColumn::make('is_featured')->label('推荐')->boolean(),
                IconColumn::make('is_sponsored')->label('推广')->boolean(),
                TextColumn::make('sort')->label('排序')->sortable(),
                TextColumn::make('hot_score')->label('热度')->sortable(),
                TextColumn::make('view_count')->label('浏览')->sortable(),
                TextColumn::make('click_count')->label('点击')->sortable(),
                TextColumn::make('created_at')->label('创建时间')->dateTime(),
            ])
            ->filters([
                Tables\Filters\SelectFilter::make('status')
                    ->label('状态')
                    ->options([
                        'draft' => '草稿',
                        'published' => '发布',
                    ]),
                Tables\Filters\TernaryFilter::make('is_featured')
                    ->label('推荐'),
                Tables\Filters\TernaryFilter::make('is_sponsored')
                    ->label('推广'),
            ])
            ->actions([
                Tables\Actions\EditAction::make(),
            ])
            ->bulkActions([
                Tables\Actions\BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make(),
                ]),
            ])
            ->emptyStateActions([
                Tables\Actions\CreateAction::make(),
            ]);
    }
    
    public static function getRelations(): array
    {
        return [
            //
        ];
    }
    
    public static function getPages(): array
    {
        return [
            'index' => Pages\ListProducts::route('/'),
            'create' => Pages\CreateProduct::route('/create'),
            'edit' => Pages\EditProduct::route('/{record}/edit'),
        ];
    }    
}