<?php

namespace App\Filament\Resources\InvoiceValidationResource\Pages;

use App\Filament\Resources\InvoiceValidationResource;
use Illuminate\Contracts\View\View;
use Filament\Resources\Pages\CreateRecord;
use Filament\Notifications\Notification;


class CreateInvoiceValidation extends CreateRecord
{
    protected static string $resource = InvoiceValidationResource::class;

    protected static string $view = 'filament.resources.invoice-validation-resource.pages.create-invoice-validation';

    public $invoice_number;

    public $invoice_data;

    public $scanned_quantity;

    public $total_quantity;


    public $excel_file;

    public function processInvoice($invoiceNumber)
    {

     $this->invoice_number = $invoiceNumber;

      // Check if the file is uploaded
    if (!$this->excel_file) {
        Notification::make()
            ->title('No File Uploaded')
            ->body("Please upload an Excel file to proceed with invoice: {$invoiceNumber}.")
            ->danger()
            ->persistent()
            ->send();
        return;
    }

    $localPath = $this->excel_file->getPath();

    // Check if file exists
    if (!file_exists($localPath)) {
        Notification::make()
            ->title('File Not Found')
            ->body("No Excel file found for invoice: {$invoiceNumber}. Please ensure the file exists in your Downloads folder.")
            ->danger()
            ->persistent()
            ->send();
             return;
    }


        try {
            $rows = \Maatwebsite\Excel\Facades\Excel::toArray([], $localPath)[0] ?? [];
            array_shift($rows);

            if (empty($rows)) {
                Notification::make()
                    ->title('Empty File')
                    ->body('The Excel file contains no data rows')
                    ->danger()
                    ->send();
                return;
            }

            $validRecords = [];
            $invalidMaterials = [];

            foreach ($rows as $row) {
                $materialCode = $row[0] ?? null;
                $serialNumber = $row[1] ?? null;

                if (!\App\Models\StickerMaster::where('item_id', $materialCode)->exists()) {
                    $invalidMaterials[] = $materialCode;
                    continue;
                }

                $validRecords[] = [
                    'material_code' => $materialCode,
                    'serial_number' => $serialNumber,
                    'invoice_number' => $invoiceNumber,
                    'created_at' => now(),
                    'updated_at' => now(),
                ];
            }

            if (!empty($invalidMaterials)) {
                Notification::make()
                    ->title('Invalid Materials')
                    ->body('These codes not found: ' . implode(', ', array_unique($invalidMaterials)))
                    ->danger()
                    ->send();
                return;
            }

            \DB::table('invoice_validations')->insert($validRecords);

            $this->invoice_data = $validRecords;
            $this->scanned_quantity = count($validRecords);
            $this->total_quantity = count($validRecords);

            Notification::make()
                ->title('Success')
                ->body(count($validRecords) . ' records inserted successfully')
                ->success()
                ->send();
        } catch (\Exception $e) {
            Notification::make()
                ->title('Error')
                ->body($e->getMessage())
                ->danger()
                ->send();
        }
   }

    public function getHeading(): string
    {
        return 'Scan Invoice Validation';
    }

    // public function render(): View
    // {
    //     return view('filament.resources.invoice-validation-resource.pages.create-invoice-validation');
    // }

}