<?php

namespace App\Filament\Resources;

use App\Filament\Resources\TerminalResource\Pages;
use App\Models\Terminal;
use Filament\Forms;
use Filament\Forms\Form;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Builder;

class TerminalResource extends Resource
{
    protected static ?string $model = Terminal::class;

    protected static ?string $navigationIcon = 'heroicon-o-computer-desktop';

    protected static ?string $navigationLabel = '终端管理';

    protected static ?string $modelLabel = '终端';

    protected static ?string $pluralModelLabel = '终端';

    protected static ?int $navigationSort = 2;

    protected static ?string $navigationGroup = '业务管理';

    /**
     * 控制导航菜单是否显示
     */
    public static function shouldRegisterNavigation(): bool
    {
        return auth()->user()?->can('terminal.view') ?? false;
    }

    public static function getEloquentQuery(): Builder
    {
        $query = parent::getEloquentQuery();
        $user = auth()->user();

        if ($user && $user->hasStationRestriction()) {
            $query->whereIn('station_id', $user->getAccessibleStationIds());
        }

        return $query;
    }

    public static function form(Form $form): Form
    {
        return $form
            ->schema([
                Forms\Components\Section::make('基本信息')
                    ->schema([
                        Forms\Components\TextInput::make('name')
                            ->label('终端名称')
                            ->required()
                            ->maxLength(255)
                            ->placeholder('例如: 生产线A-工位1')
                            ->helperText('终端的显示名称'),

                        Forms\Components\TextInput::make('code')
                            ->label('终端编码')
                            ->required()
                            ->unique(ignoreRecord: true)
                            ->maxLength(100)
                            ->placeholder('例如: TERM-0001')
                            ->helperText('终端的唯一标识符')
                            ->regex('/^[A-Z0-9\-]+$/')
                            ->validationMessages([
                                'regex' => '终端编码只能包含大写字母、数字和连字符',
                            ]),

                        Forms\Components\TextInput::make('ip_address')
                            ->label('IP地址')
                            ->ip()
                            ->maxLength(45)
                            ->placeholder('例如: 192.168.1.100')
                            ->helperText('终端的IP地址'),

                        Forms\Components\TextInput::make('mac_address')
                            ->label('MAC地址')
                            ->maxLength(17)
                            ->placeholder('AA:BB:CC:DD:EE:FF')
                            ->helperText('终端的MAC地址，用于自动识别终端')
                            ->regex('/^([0-9A-Fa-f]{2}:){5}[0-9A-Fa-f]{2}$/')
                            ->validationMessages([
                                'regex' => 'MAC地址格式不正确，应为 AA:BB:CC:DD:EE:FF',
                            ]),

                        Forms\Components\Select::make('station_id')
                            ->label('所属线站')
                            ->relationship('station', 'name')
                            ->searchable()
                            ->preload()
                            ->placeholder('未绑定')
                            ->helperText('终端所属的线站'),
                    ])
                    ->columns(2),

                Forms\Components\Section::make('组态配置')
                    ->schema([
                        Forms\Components\Repeater::make('diagram_urls')
                            ->label('组态界面地址')
                            ->schema([
                                Forms\Components\TextInput::make('title')
                                    ->label('标题')
                                    ->required()
                                    ->maxLength(100)
                                    ->placeholder('例如: 主组态'),
                                Forms\Components\TextInput::make('url')
                                    ->label('地址')
                                    ->required()
                                    ->url()
                                    ->maxLength(500)
                                    ->placeholder('https://example.com/diagram.html'),
                            ])
                            ->columns(2)
                            ->defaultItems(0)
                            ->addActionLabel('添加组态地址')
                            ->itemLabel(fn (array $state): ?string => $state['title'] ?? null)
                            ->collapsible()
                            ->reorderable(),
                    ]),

                Forms\Components\Section::make('网关配置')
                    ->schema([
                        Forms\Components\TextInput::make('scada_data_url')
                            ->label('数据查询URL')
                            ->url()
                            ->maxLength(500)
                            ->placeholder('http://gateway:8080/api/data')
                            ->helperText('网关的数据查询地址'),

                        Forms\Components\TextInput::make('scada_tags_url')
                            ->label('点位定义URL')
                            ->url()
                            ->maxLength(500)
                            ->placeholder('http://gateway:8080/api/tags')
                            ->helperText('网关的点位定义查询地址'),
                    ])
                    ->columns(2),

                Forms\Components\Section::make('语音唤醒')
                    ->schema([
                        Forms\Components\Toggle::make('voice_wakeup_enabled')
                            ->label('启用语音唤醒')
                            ->default(false)
                            ->live()
                            ->helperText('开启后终端将启用语音唤醒功能'),

                        Forms\Components\TextInput::make('voice_wakeup_word')
                            ->label('唤醒词')
                            ->maxLength(100)
                            ->placeholder('例如: 你好小智')
                            ->helperText('终端语音唤醒使用的唤醒词')
                            ->visible(fn(Forms\Get $get): bool => (bool) $get('voice_wakeup_enabled')),
                    ])
                    ->columns(2)
                    ->description('配置终端的语音唤醒能力'),

                Forms\Components\Section::make('AI提示词配置')
                    ->schema([
                        Forms\Components\Grid::make(3)
                            ->schema([
                                \AbdelhamidErrahmouni\FilamentMonacoEditor\MonacoEditor::make('prompt_template')
                                    ->label('提示词模板')
                                    ->language('markdown')
                                    ->fontSize('14px')
                                    ->helperText('编辑AI提示词模板，可用占位符: {station_name} {terminal_code} {terminal_name} {user} {time}')
                                    ->placeholderText('请输入AI提示词模板...')
                                    ->disablePreview()
                                    ->columnSpan(2),

                                Forms\Components\Placeholder::make('variable_helper')
                                    ->label('可用占位符')
                                    ->content('`{station_name}` 线站名称 · `{terminal_code}` 终端编码 · `{terminal_name}` 终端名称 · `{user}` 用户名称 · `{time}` 当前时间')
                                    ->columnSpan(1),
                            ]),
                    ])
                    ->description('配置终端的AI提示词模板')
                    ->collapsible(),

                Forms\Components\Section::make('状态信息')
                    ->schema([
                        Forms\Components\Toggle::make('is_online')
                            ->label('在线状态')
                            ->helperText('终端是否在线')
                            ->default(false)
                            ->disabled()
                            ->dehydrated(false),

                        Forms\Components\DateTimePicker::make('last_online_at')
                            ->label('最后在线时间')
                            ->disabled()
                            ->dehydrated(false),
                    ])
                    ->columns(2)
                    ->visibleOn('edit'),
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                Tables\Columns\TextColumn::make('name')
                    ->label('终端名称')
                    ->searchable()
                    ->sortable()
                    ->weight('bold'),

                Tables\Columns\TextColumn::make('code')
                    ->label('终端编码')
                    ->searchable()
                    ->sortable()
                    ->copyable()
                    ->tooltip('点击复制'),

                Tables\Columns\TextColumn::make('mac_address')
                    ->label('MAC地址')
                    ->searchable()
                    ->copyable()
                    ->placeholder('未设置')
                    ->toggleable(),

                Tables\Columns\TextColumn::make('ip_address')
                    ->label('IP地址')
                    ->searchable()
                    ->copyable()
                    ->placeholder('未设置'),

                Tables\Columns\TextColumn::make('station.name')
                    ->label('所属线站')
                    ->sortable()
                    ->placeholder('未绑定'),

                Tables\Columns\IconColumn::make('is_online')
                    ->label('在线状态')
                    ->boolean()
                    ->trueIcon('heroicon-o-check-circle')
                    ->falseIcon('heroicon-o-x-circle')
                    ->trueColor('success')
                    ->falseColor('danger')
                    ->sortable(),

                Tables\Columns\TextColumn::make('last_online_at')
                    ->label('最后在线时间')
                    ->dateTime('Y-m-d H:i:s')
                    ->sortable()
                    ->placeholder('从未在线')
                    ->toggleable(),

                Tables\Columns\TextColumn::make('created_at')
                    ->label('创建时间')
                    ->dateTime('Y-m-d H:i:s')
                    ->sortable()
                    ->toggleable(isToggledHiddenByDefault: true),

                Tables\Columns\TextColumn::make('updated_at')
                    ->label('更新时间')
                    ->dateTime('Y-m-d H:i:s')
                    ->sortable()
                    ->toggleable(isToggledHiddenByDefault: true),
            ])
            ->filters([
                Tables\Filters\TernaryFilter::make('is_online')
                    ->label('在线状态')
                    ->placeholder('全部')
                    ->trueLabel('在线')
                    ->falseLabel('离线'),
            ])
            ->actions([
                Tables\Actions\ViewAction::make()
                    ->label('查看'),
                Tables\Actions\EditAction::make()
                    ->label('编辑'),
                Tables\Actions\DeleteAction::make()
                    ->label('删除'),
            ])
            ->bulkActions([
                Tables\Actions\BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make()
                        ->label('批量删除'),
                ]),
            ])
            ->defaultSort('created_at', 'desc')
            ->groups([
                Tables\Grouping\Group::make('station.name')
                    ->label('按线站分组')
                    ->collapsible(),
                Tables\Grouping\Group::make('is_online')
                    ->label('按在线状态分组')
                    ->getTitleFromRecordUsing(fn(Terminal $record): string => $record->is_online ? '在线' : '离线')
                    ->collapsible(),
            ]);
    }

    public static function getPages(): array
    {
        return [
            'index' => Pages\ListTerminals::route('/'),
            'create' => Pages\CreateTerminal::route('/create'),
            'edit' => Pages\EditTerminal::route('/{record}/edit'),
            'view' => Pages\ViewTerminal::route('/{record}'),
        ];
    }
}