<?php

namespace App\Filament\Pages\Auth;

use App\Models\Konto;
use Danielebarbaro\LaravelVatEuValidator\Rules\VatNumber;
use Filament\Auth\Pages\Register as BaseRegister;
use Filament\Forms\Components\Select;
use Filament\Forms\Components\Textarea;
use Filament\Forms\Components\TextInput;
use Filament\Schemas\Components\Fieldset;
use Filament\Schemas\Components\Utilities\Get;
use Filament\Schemas\Components\Wizard;
use Filament\Schemas\Components\Wizard\Step;
use Filament\Schemas\Schema;
use Ysfkaya\FilamentPhoneInput\Forms\PhoneInput;

class Register extends BaseRegister
{
    public function form(Schema $schema): Schema
    {
        return $schema
            ->components([
                Wizard::make([
                    Step::make('Profile')
                        ->icon('lucide-user-plus')
                        ->description('Benutzer anlegen.')
                        ->schema([
                            $this->getNameFormComponent(),
                            $this->getEmailFormComponent(),
                            $this->getPasswordFormComponent(),
                            $this->getPasswordConfirmationFormComponent(),
                        ]),
                    Wizard\Step::make('Konto')
                        // ->columns(4)
                        ->icon('lucide-key-square')
                        ->description('Mit einem Konto verbinden.')
                        ->schema([
                            $this->getKontoFormComponent(),
                            /** OLD */
                            $this->selectKontoFormComponent(),
                            /** NEU */
                            Fieldset::make('Rechnungsdaten')
                                ->visible(fn (Get $get): bool => $get('konto') == 'new')
                                ->schema([
                                    $this->getCompanyFormComponent(),
                                    $this->getUIDFormComponent(),
                                    $this->getPlaceFormComponent(),
                                    $this->getPLZFormComponent(),
                                    $this->getCountryFormComponent(),
                                    $this->getAdresseFormComponent(),
                                    $this->getGenderFormComponent(),
                                    $this->getFirstNameFormComponent(),
                                    $this->getLastNameFormComponent(),
                                    $this->getPhoneFormComponent(),
                                    $this->getKontoEmailFormComponent(),
                                ])->columnSpan(4),

                        ]),
                ]),

            ]);
    }

    protected function getPhoneFormComponent(): PhoneInput
    {
        return PhoneInput::make('phone')
            ->label('Telefon')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->defaultCountry('AT');
    }

    protected function getCountryFormComponent(): TextInput
    {
        return TextInput::make('country')
            ->label('Land')
            ->placeholder('Österreich')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->required();
    }

    protected function getKontoEmailFormComponent(): TextInput
    {
        return TextInput::make('konto-email')
            ->label('E-Mail')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->required();
    }

    protected function getPLZFormComponent(): TextInput
    {
        return TextInput::make('code')
            ->label('Postleitzahl')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->required();
    }

    protected function getPlaceFormComponent(): TextInput
    {
        return TextInput::make('place')
            ->label('Ort')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->required();
    }

    protected function getAdresseFormComponent(): Textarea
    {
        return Textarea::make('address')
            ->label('Adresse')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->required();
    }

    protected function getFirstNameFormComponent(): TextInput
    {
        return TextInput::make('first_name')
            ->label('Vorname')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->required();
    }

    protected function getLastNameFormComponent(): TextInput
    {
        return TextInput::make('last_name')
            ->label('Nachname')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->required();
    }

    protected function getUIDFormComponent(): TextInput
    {
        return TextInput::make('uid_number')
            ->label('UID Nummer')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->rules([new VatNumber])
            ->required();
    }

    protected function getCompanyFormComponent(): TextInput
    {
        return TextInput::make('company')
            ->label('Firma')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->required();
    }

    protected function getRoleFormComponent(): Select
    {
        return Select::make('role')
            ->options([
                'gutachter' => 'Gutachter',
                'super_admin' => 'Administrator',
            ])
            ->default('gutachter')
            ->required();
    }

    protected function getGenderFormComponent(): Select
    {
        return Select::make('gender')
            ->columnSpan(2)
            ->label('Geschlecht')
            ->visible(fn (Get $get): bool => $get('konto') == 'new')
            ->options([
                'Herr' => 'Herr',
                'Frau' => 'Frau',
                'Non-binary' => 'Non-binary',
            ])
            ->required();
    }

    protected function getKontoFormComponent(): Select
    {
        return Select::make('konto')
            ->columnSpan(4)
            ->label('Registriermodus')
            ->prefixIcon('lucide-key-square')
            ->prefixIconColor('primary')
            ->aboveLabel([
                'Bitte wählen Sie ein bestehendes Konto oder erstellen Sie ein neues. Eine Registrierung bei einem bestehenden Konto muß vom Kontoinhaber bestätigt werden.',
            ])
            ->options([
                'old' => 'Mit einem bestehenden Konto verbinden',
                'new' => 'Ein neues Konto erstellen',
            ])
            ->live()
            ->required();
    }

    protected function selectKontoFormComponent(): Select
    {
        return Select::make('konto_id')
            ->columnSpan(4)
            ->label('Konto auswählen')
            ->visible(fn (Get $get): bool => $get('konto') == 'old')
            ->options(Konto::query()->pluck('company', 'id'))
            ->searchable()
            ->required();
    }
}