<?php

namespace App\Filament\Imports;

use App\Models\Student;
use App\Models\User;
use Carbon\Carbon;
use Filament\Actions\Imports\ImportColumn;
use Filament\Actions\Imports\Importer;
use Filament\Actions\Imports\Models\Import;
use Filament\Actions\Imports\Exceptions\RowImportFailedException;
use Filament\Notifications\Notification;
use Spatie\Permission\Models\Role;

class StudentImporter extends Importer
{
    protected static ?string $model = Student::class;

    public static function getColumns(): array
    {
        return [
            ImportColumn::make('full_name')
                ->requiredMapping()
                ->rules(['required', 'max:255']),
            ImportColumn::make('nis')
                ->rules(['required','max:255']),
            ImportColumn::make('nisn')
                ->rules(['required','max:255']),
            ImportColumn::make('gender')
                ->requiredMapping()
                ->rules(['required', 'max:255']),
            ImportColumn::make('birth_date')
                ->rules(['date']),
            ImportColumn::make('birth_place')
                ->rules(['max:255']),
            ImportColumn::make('address'),
            ImportColumn::make('religion'),
            ImportColumn::make('phone')
                ->rules(['required','max:255']),
            ImportColumn::make('email')
                ->rules(['email', 'max:255']),
            ImportColumn::make('parent_name')
                ->rules(['required','max:255']),
            ImportColumn::make('parent_phone')
                ->rules(['required','max:255']),
        ];
    }

    public function resolveRecord(): ?Student
    {
        // Cek duplikat NIS
        if (Student::where('nis', $this->data['nis'])->exists()) {
            throw new RowImportFailedException('NIS sudah terdaftar');
        }

        // Cek duplikat NISN
        if (Student::where('nisn', $this->data['nisn'])->exists()) {
            throw new RowImportFailedException('NISN sudah terdaftar');
        }

        // Cek duplikat phone
        if (Student::where('phone', $this->data['phone'])->exists()) {
            throw new RowImportFailedException('Nomor telepon sudah terdaftar');
        }

        // Cek duplikat email di tabel users
        if (User::where('email', $this->data['email'])->exists()) {
            throw new RowImportFailedException('Email sudah digunakan');
        }

        $parentRole = Role::where('name', 'parent')->first();

        $birthDate = Carbon::parse($this->data['birth_date']);
        $password = $birthDate->format('dmY') . $this->data['nis'];

        $parentUser = User::updateOrCreate(
            ['email' => $this->data['email']],
            [
                'name' => $this->data['parent_name'],
                'password' => bcrypt($password),
                'phone' => $this->data['parent_phone'],
            ]
        );

        $parentUser->assignRole($parentRole);

        $recipient = auth()->user();
        if ($recipient) {
            Notification::make()
                ->title('Impor Siswa Berhasil')
                ->body('Siswa baru dengan NIS ' . $this->data['nis'] . ' dan orang tua ' . $this->data['parent_name'] . ' berhasil diimpor.')
                ->success()
                ->sendToDatabase($recipient);
        }

        return new Student();
    }

    public static function getCompletedNotificationBody(Import $import): string
    {
        $body = 'Your student import has completed and ' . number_format($import->successful_rows) . ' ' . str('row')->plural($import->successful_rows) . ' imported.';

        if ($failedRowsCount = $import->getFailedRowsCount()) {
            $body .= ' ' . number_format($failedRowsCount) . ' ' . str('row')->plural($failedRowsCount) . ' failed to import.';
        }

        return $body;
    }
}