<?php

namespace Tests\Unit\Models;

use App\Models\Setting;
use App\Models\Ttn;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

class TtnTest extends TestCase
{
    use RefreshDatabase;

    public function test_reserve_next_ttn_number_uses_existing_setting_and_increments_it(): void
    {
        Setting::set(Setting::KEY_TTN_NEXT_NUMBER, 10);

        $reservedNumber = Ttn::reserveNextTtnNumber();

        $this->assertSame(10, $reservedNumber);
        $this->assertSame(11, Setting::getInt(Setting::KEY_TTN_NEXT_NUMBER));
    }

    public function test_reserve_next_ttn_number_falls_back_to_max_number_for_current_year(): void
    {
        Ttn::query()->create([
            'year' => now()->year,
            'ttn_number' => 13,
            'ttn_number_suffix' => 'И',
            'order_number' => 'З-13',
            'order_date' => '2026-04-01',
            'departure_date' => '2026-04-02',
            'order_sum' => '1000',
            'skus' => json_encode([1], JSON_THROW_ON_ERROR),
        ]);

        $reservedNumber = Ttn::reserveNextTtnNumber();

        $this->assertSame(14, $reservedNumber);
        $this->assertSame(15, Setting::getInt(Setting::KEY_TTN_NEXT_NUMBER));
    }
}