<?php

use App\Models\Incentive;
use App\Models\IncentiveNewPartner;
use App\Models\IncentiveParticipant;
use App\Models\IncentivePointsLog;
use App\Models\UserSalesVolume;
use App\Services\Incentive\IncentivePointsLogRepairService;
use App\Services\Incentive\IncentiveTracker;
use App\User;
use Carbon\Carbon;
use Illuminate\Foundation\Testing\RefreshDatabase;

uses(RefreshDatabase::class);

/**
 * E1: Bei `include_sales_points = 0` (Recruiting-Challenge) zaehlen nur die Einmalpunkte
 * je Neupartner; Umsaetze der Neupartner erzeugen keine Punkte.
 */
beforeEach(function () {
    Carbon::setTestNow(Carbon::parse('2026-11-15 12:00:00'));
});

afterEach(fn () => Carbon::setTestNow());

function toggleUser(array $overrides = []): User
{
    return User::forceCreate(array_merge([
        'email' => 'toggle-'.uniqid('', true).'@example.com',
        'password' => bcrypt('secret'),
        'lang' => 'de',
    ], $overrides));
}

/**
 * @return array{0: Incentive, 1: IncentiveParticipant, 2: User}
 */
function trackedNewPartner(bool $includeSalesPoints): array
{
    $incentive = Incentive::factory()->create([
        'qualification_start' => '2026-10-01',
        'qualification_end' => '2027-01-31',
        'calculation_end' => '2027-02-28',
        'points_partner_onetime' => 1,
        'points_abo_onetime' => 0,
        'min_direct_partners' => 0,
        'min_customer_abos' => 0,
        'max_winners' => 3,
        'include_sales_points' => $includeSalesPoints,
    ]);
    $sponsor = toggleUser();
    $partner = toggleUser(['m_sponsor' => $sponsor->id]);
    $participant = IncentiveParticipant::factory()->create([
        'incentive_id' => $incentive->id,
        'user_id' => $sponsor->id,
    ]);
    $tracking = IncentiveNewPartner::create([
        'participant_id' => $participant->id,
        'user_id' => $partner->id,
        'registered_at' => '2026-10-20 10:00:00',
    ]);
    IncentivePointsLog::create([
        'participant_id' => $participant->id,
        'type' => 'partner',
        'source_type' => User::class,
        'source_id' => $partner->id,
        'source_label' => 'Neupartner',
        'month' => 10,
        'year' => 2026,
        'points_onetime' => 1,
        'points_accumulated' => 0,
        'incentive_new_partner_id' => $tracking->id,
    ]);
    $participant->recalculateFromTrackingTables()->save();

    return [$incentive, $participant, $partner];
}

function partnerSalesVolume(User $partner, int $points = 120): UserSalesVolume
{
    return UserSalesVolume::create([
        'user_id' => $partner->id,
        'month' => 11,
        'year' => 2026,
        'date' => '15.11.2026',
        'points' => $points,
        'total_net' => 150,
        'status_points' => 1,
        'status' => 1,
        'message' => 'Eigenbestellung Neupartner',
    ]);
}

it('schreibt ohne Umsatzpunkte keinen Log fuer Umsaetze des Neupartners', function () {
    [$incentive, $participant, $partner] = trackedNewPartner(includeSalesPoints: false);

    IncentiveTracker::trackSalesVolume(partnerSalesVolume($partner));

    expect(IncentivePointsLog::where('participant_id', $participant->id)->whereNotNull('user_sales_volume_id')->count())->toBe(0)
        ->and($participant->fresh()->total_points)->toBe(1)
        ->and($participant->fresh()->qualified_partners)->toBe(1);
});

it('schreibt mit Umsatzpunkten weiterhin den Log (Montenegro-Verhalten)', function () {
    [$incentive, $participant, $partner] = trackedNewPartner(includeSalesPoints: true);

    IncentiveTracker::trackSalesVolume(partnerSalesVolume($partner));

    expect(IncentivePointsLog::where('participant_id', $participant->id)->whereNotNull('user_sales_volume_id')->count())->toBe(1)
        ->and($participant->fresh()->total_points)->toBe(121);
});

it('zieht ohne Umsatzpunkte auch bei der Reparatur keine Umsatz-Logs nach', function () {
    [$incentive, $participant, $partner] = trackedNewPartner(includeSalesPoints: false);
    partnerSalesVolume($partner);

    $synced = (new IncentivePointsLogRepairService)->syncMissingSalesVolumeLogs($participant->fresh());

    expect($synced)->toBe(0)
        ->and(IncentivePointsLog::where('participant_id', $participant->id)->whereNotNull('user_sales_volume_id')->count())->toBe(0);
});

it('haelt die Umsatzpunkte auch beim Umschalten heraus, wenn die Wertung neu berechnet wird', function () {
    [$incentive, $participant, $partner] = trackedNewPartner(includeSalesPoints: true);
    IncentiveTracker::trackSalesVolume(partnerSalesVolume($partner));
    expect($participant->fresh()->total_points)->toBe(121);

    // Schalter nachtraeglich aus: die bestehenden Umsatz-Logs bleiben, bis --force neu aufbaut;
    // ein Neuaufbau ohne Umsatzpunkte endet nach A/B.
    $incentive->update(['include_sales_points' => false]);
    $rebuilt = $participant->fresh()->load('incentive')->rebuildFromSourceTables();

    expect(IncentivePointsLog::where('participant_id', $participant->id)->whereNotNull('user_sales_volume_id')->count())->toBe(0)
        ->and($rebuilt->total_points)->toBe(0);
});