nihonbuzz-academy/app/Filament/Resources/Levels/LevelResource.php

<?php

namespace App\Filament\Resources\Levels;

use App\Filament\Resources\Levels\Pages\CreateLevel;
use App\Filament\Resources\Levels\Pages\EditLevel;
use App\Filament\Resources\Levels\Pages\ListLevels;
use App\Filament\Resources\Levels\Schemas\LevelForm;
use App\Filament\Resources\Levels\Tables\LevelsTable;
use App\Models\Level;
use BackedEnum;
use Filament\Forms;
use Filament\Resources\Resource;
use Filament\Schemas\Schema;
use Filament\Support\Icons\Heroicon;
use Filament\Tables;
use Filament\Tables\Table;

class LevelResource extends Resource
{
    protected static ?string $model = Level::class;

    protected static string|BackedEnum|null $navigationIcon = 'heroicon-o-signal';

    protected static ?int $navigationSort = 10;

    protected static ?string $recordTitleAttribute = 'code';

    public static function form(Schema $schema): Schema
    {
        return $schema
            ->schema([
                Forms\Components\TextInput::make('code')
                    ->required()
                    ->maxLength(255)
                    ->unique(ignoreRecord: true),
                Forms\Components\TextInput::make('name')
                    ->required()
                    ->maxLength(255),
                Forms\Components\Textarea::make('description')
                    ->maxLength(65535)
                    ->columnSpanFull(),
                Forms\Components\TextInput::make('order_index')
                    ->numeric()
                    ->default(0),
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                Tables\Columns\TextColumn::make('code')
                    ->badge()
                    ->searchable(),
                Tables\Columns\TextColumn::make('name')
                    ->searchable(),
                Tables\Columns\TextColumn::make('order_index')
                    ->numeric()
                    ->sortable(),
                Tables\Columns\TextColumn::make('created_at')
                    ->dateTime()
                    ->sortable()
                    ->toggleable(isToggledHiddenByDefault: true),
            ])
            ->defaultSort('order_index', 'asc');
    }

    public static function getRelations(): array
    {
        return [
            //
        ];
    }

    public static function getPages(): array
    {
        return [
            'index' => ListLevels::route('/'),
            'create' => CreateLevel::route('/create'),
            'edit' => EditLevel::route('/{record}/edit'),
        ];
    }
}