<?php
/**
 * اسکریپت تست تولید PDF برای IFNEX
 *
 * این اسکریپت یه محموله نمونه می‌سازه و سه تا PDF (AWB, Invoice, Label) تولید می‌کنه
 * و اون‌ها رو توی پوشه storage/app/pdf-test/ ذخیره می‌کنه.
 *
 * استفاده:
 *   php test_pdf_generation.php
 *
 * پس از اجرا، فایل‌های تولیدشده رو بررسی کنید:
 *   storage/app/pdf-test/AWB-test.pdf
 *   storage/app/pdf-test/INVOICE-test.pdf
 *   storage/app/pdf-test/LABEL-test.pdf
 */

require __DIR__ . '/vendor/autoload.php';
$app = require_once __DIR__ . '/bootstrap/app.php';
$app->make('Illuminate\Contracts\Console\Kernel')->bootstrap();

use App\Models\Shipment;
use App\Models\ShipmentItem;
use App\Models\Country;
use App\Services\PdfService;
use Illuminate\Support\Facades\File;

echo "═══════════════════════════════════════════\n";
echo "🧪 IFNEX PDF Generation Test\n";
echo "═══════════════════════════════════════════\n\n";

// ─── ۱. بررسی نصب بودن کتابخانه بارکد ───
echo "1️⃣  Checking barcode library...\n";
if (class_exists(\Picqer\Barcode\BarcodeGeneratorPNG::class)) {
    echo "   ✅ picqer/php-barcode-generator is installed\n\n";
} else {
    echo "   ❌ picqer/php-barcode-generator is NOT installed\n";
    echo "   Run: composer require picqer/php-barcode-generator\n\n";
    exit(1);
}

// ─── ۲. ایجاد پوشه تست ───
$testDir = storage_path('app/pdf-test');
if (!File::exists($testDir)) {
    File::makeDirectory($testDir, 0755, true);
    echo "2️⃣  Created test directory: {$testDir}\n\n";
} else {
    echo "2️⃣  Test directory exists: {$testDir}\n\n";
}

// ─── ۳. پیدا کردن یه محموله نمونه ───
echo "3️⃣  Finding sample shipment...\n";
$shipment = Shipment::with(['fromCountry', 'toCountry', 'items'])->latest()->first();

if (!$shipment) {
    echo "   ❌ No shipment found in database. Please create one first.\n";
    exit(1);
}

echo "   ✅ Found shipment: {$shipment->awb_no}\n";
echo "      - Type: {$shipment->type?->value}\n";
echo "      - Direction: {$shipment->direction?->value}\n";
echo "      - From: {$shipment->fromCountry?->name}\n";
echo "      - To: {$shipment->toCountry?->name}\n";
echo "      - Items: {$shipment->items->count()}\n\n";

// ─── ۴. اگر آیتم نداره، یه آیتم تستی اضافه کن ───
if ($shipment->items->isEmpty()) {
    echo "   ⚠️  Shipment has no items. Adding test item...\n";
    ShipmentItem::create([
        'shipment_id' => $shipment->id,
        'row_number' => 1,
        'description' => 'Electronics PCB Board',
        'hs_code' => '8542390001',
        'quantity' => 104,
        'unit_price' => 1.10,
        'total_usd' => 114.40,
    ]);
    $shipment->load('items');
    echo "   ✅ Added test item\n\n";
}

// ─── ۵. تولید AWB PDF ───
echo "4️⃣  Generating AWB PDF...\n";
try {
    $pdfService = app(PdfService::class);
    $awbContent = $pdfService->awb($shipment);
    $awbPath = $testDir . '/AWB-' . $shipment->awb_no . '.pdf';
    File::put($awbPath, $awbContent);
    echo "   ✅ AWB PDF saved: {$awbPath}\n";
    echo "      Size: " . number_format(strlen($awbContent) / 1024, 2) . " KB\n\n";
} catch (\Throwable $e) {
    echo "   ❌ AWB PDF failed: " . $e->getMessage() . "\n\n";
}

// ─── ۶. تولید Invoice PDF ───
echo "5️⃣  Generating Invoice PDF...\n";
try {
    $invoiceContent = $pdfService->invoice($shipment);
    $invoicePath = $testDir . '/INVOICE-' . $shipment->awb_no . '.pdf';
    File::put($invoicePath, $invoiceContent);
    echo "   ✅ Invoice PDF saved: {$invoicePath}\n";
    echo "      Size: " . number_format(strlen($invoiceContent) / 1024, 2) . " KB\n\n";
} catch (\InvalidArgumentException $e) {
    echo "   ⚠️  Invoice skipped: " . $e->getMessage() . "\n";
    echo "   (این طبیعی است اگر محموله DOC است)\n\n";
} catch (\Throwable $e) {
    echo "   ❌ Invoice PDF failed: " . $e->getMessage() . "\n\n";
}

// ─── ۷. تولید Label PDF ───
echo "6️⃣  Generating Label PDF...\n";
try {
    $labelContent = $pdfService->label($shipment);
    $labelPath = $testDir . '/LABEL-' . $shipment->awb_no . '.pdf';
    File::put($labelPath, $labelContent);
    echo "   ✅ Label PDF saved: {$labelPath}\n";
    echo "      Size: " . number_format(strlen($labelContent) / 1024, 2) . " KB\n\n";
} catch (\Throwable $e) {
    echo "   ❌ Label PDF failed: " . $e->getMessage() . "\n\n";
}

// ─── ۸. تست محموله DOC (بدون فاکتور) ───
echo "7️⃣  Testing DOC shipment (should skip invoice)...\n";
$docShipment = Shipment::where('type', 'DOC_NORMAL')->first();
if ($docShipment) {
    try {
        $docShipment->load('items');
        if ($docShipment->items->isEmpty()) {
            $pdfService->invoice($docShipment);
            echo "   ❌ ERROR: Should have thrown exception for DOC shipment!\n\n";
        } else {
            echo "   ℹ️  DOC shipment has items, invoice would work\n\n";
        }
    } catch (\InvalidArgumentException $e) {
        echo "   ✅ Correctly skipped invoice for DOC: " . $e->getMessage() . "\n\n";
    }
} else {
    echo "   ℹ️  No DOC shipment found for testing (skipped)\n\n";
}

echo "═══════════════════════════════════════════\n";
echo "✅ Test completed!\n";
echo "═══════════════════════════════════════════\n\n";
echo "📁 Check the generated PDFs at:\n";
echo "   {$testDir}\n\n";