topnotch_website/app/Filament/Admin/Resources/CustomerResource.php

<?php

namespace App\Filament\Admin\Resources;

use App\Enums\IconEnum;
use App\Filament\Admin\Resources\CustomerResource\RelationManagers\ContactsRelationManager;
use App\Filament\Admin\Resources\CustomerResource\RelationManagers\InvoicesRelationManager;
use App\Filament\Admin\Resources\CustomerResource\RelationManagers\PaymentsRelationManager;
use App\Filament\Admin\Resources\CustomerResource\RelationManagers\ShippingEntriesRelationManager;
use App\Models\Customer;
use Filament\Forms\Components\Section;
use Filament\Forms\Components\TextInput;
use Filament\Forms\Form;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Columns\TextColumn;
use Filament\Tables\Table;

class CustomerResource extends Resource
{
    protected static ?string $model = Customer::class;

    protected static ?string $navigationIcon = IconEnum::CUSTOMER->value;

    protected static ?string $navigationGroup = 'Management';

    protected static ?int $navigationSort = 1;

    public static function form(Form $form): Form
    {
        return $form
            ->schema([
                Section::make([
                    TextInput::make('company_name')
                        ->required(),
                    TextInput::make('phone'),
                    TextInput::make('shipping_address_line_1'),
                    TextInput::make('shipping_address_line_2'),
                    TextInput::make('billing_address_line_1'),
                    TextInput::make('billing_address_line_2'),
                ])->columns(2),
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                TextColumn::make('company_name')
                    ->extraHeaderAttributes(['class' => 'w-full'])
                    ->searchable()
                    ->sortable(),
                TextColumn::make('phone'),
                TextColumn::make('balance')
                    ->getStateUsing(fn (Customer $customer) => $customer->calculateBalance())
                    ->money()
                    ->hidden(! auth()->user()->is_admin),
            ])
            ->filters([
                //
            ])
            ->actions([
                Tables\Actions\EditAction::make(),
            ])
            ->bulkActions([
                Tables\Actions\BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make(),
                ]),
            ]);
    }

    public static function getRelations(): array
    {
        return [
            InvoicesRelationManager::class,
            PaymentsRelationManager::class,
            ContactsRelationManager::class,
            ShippingEntriesRelationManager::class,
        ];
    }

    public static function getPages(): array
    {
        return [
            'index' => \App\Filament\Admin\Resources\CustomerResource\Pages\ListCustomers::route('/'),
            //            'create' => \App\Filament\Admin\Resources\CustomerResource\Pages\CreateCustomer::route('/create'),
            'edit' => \App\Filament\Admin\Resources\CustomerResource\Pages\EditCustomer::route('/{record}/edit'),
        ];
    }
}