<?php

namespace Tests\Feature;

use App\Http\Middleware\EnsurePlatformSession;
use App\Models\PosCategory;
use App\Models\PosLocation;
use App\Models\PosProduct;
use App\Models\User;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\Http;
use Tests\TestCase;

class PosProductImportTest extends TestCase
{
    use RefreshDatabase;

    private function user(): User
    {
        return User::create([
            'public_id' => 'u-'.uniqid(),
            'name' => 'Owner',
            'email' => uniqid().'@example.com',
        ]);
    }

    protected function setUp(): void
    {
        parent::setUp();
        $this->withoutMiddleware(EnsurePlatformSession::class);
        $this->withoutVite();
        config(['crm.url' => 'https://crm.test/api', 'crm.key' => 'test-crm-key']);
    }

    private function csv(string $content): UploadedFile
    {
        return UploadedFile::fake()->createWithContent('products.csv', $content);
    }

    public function test_restaurant_import_creates_local_products_and_categories(): void
    {
        $user = $this->user();
        PosLocation::create(['owner_ref' => $user->public_id, 'name' => 'Main register', 'currency' => 'GHS', 'service_style' => 'restaurant']);

        $csv = "name,sku,price,category,active\n"
            ."Coffee,CFE-01,15.00,Drinks,yes\n"
            ."Latte,LAT-02,18.50,Drinks,yes\n"
            ."Croissant,,8.00,Pastry,no\n"
            .",NONAME,5.00,Drinks,yes\n"            // skipped: no name
            ."Bad,BAD-1,notaprice,Drinks,yes\n";    // skipped: bad price

        $this->actingAs($user)
            ->post(route('pos.products.import'), ['file' => $this->csv($csv)])
            ->assertRedirect(route('pos.products.index'))
            ->assertSessionHas('success');

        $this->assertSame(3, PosProduct::where('owner_ref', $user->public_id)->count());
        $coffee = PosProduct::where('owner_ref', $user->public_id)->where('name', 'Coffee')->firstOrFail();
        $this->assertSame(1500, $coffee->price_minor);
        $this->assertNotNull($coffee->category_id);
        $this->assertFalse((bool) PosProduct::where('name', 'Croissant')->firstOrFail()->is_active);
        // Drinks + Pastry created once each.
        $this->assertSame(2, PosCategory::where('owner_ref', $user->public_id)->count());
    }

    public function test_retail_import_batches_to_crm_bulk_endpoint(): void
    {
        Http::fake([
            'crm.test/api/products/bulk' => Http::response(['imported' => 2], 201),
            'crm.test/api/*' => Http::response(['data' => []], 200),
        ]);

        $user = $this->user(); // retail by default (no restaurant location)
        $csv = "name,sku,price,description,active\n"
            ."Mug,MUG-01,25.00,Ceramic,yes\n"
            ."Tee,TSH-02,60.00,Cotton,yes\n";

        $this->actingAs($user)
            ->post(route('pos.products.import'), ['file' => $this->csv($csv)])
            ->assertRedirect(route('pos.products.index'))
            ->assertSessionHas('success');

        Http::assertSent(function ($request) {
            return str_contains($request->url(), '/products/bulk')
                && count($request['products']) === 2
                && $request['products'][0]['name'] === 'Mug'
                && $request['products'][0]['unit_price_minor'] === 2500
                && $request['products'][0]['type'] === 'product';
        });

        // No local products created in retail mode.
        $this->assertSame(0, PosProduct::where('owner_ref', $user->public_id)->count());
    }

    public function test_template_download_is_csv(): void
    {
        $response = $this->actingAs($this->user())
            ->get(route('pos.products.import.template'))
            ->assertOk()
            ->assertHeader('content-disposition', 'attachment; filename=pos-products-template.csv');

        $this->assertStringContainsString('text/csv', $response->headers->get('content-type'));
        $this->assertStringContainsString('name', $response->streamedContent());
    }
}