<?php

use App\Models\Company;
use App\Models\Contact;
use App\Models\User;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Storage;
use Tests\TestCase;

/**
 * Bestandsprüfung der `responsible`-Zuordnungen (Audit F01/F10, Plan 1.4):
 * Welche Verantwortlichkeiten lassen sich heute noch über eine hinterlegte
 * E-Mail erklären, welche nicht – und `--classify` markiert die erklärbaren
 * als automatisch vergeben, damit der Login-Sync sie später zurücknehmen kann.
 */
test('the audit lists unexplained responsible links and classifies explained ones on request', function () {
    /** @var TestCase $this */
    Storage::fake('local');

    $viaCompany = User::factory()->create(['email' => 'firma@example.test']);
    $viaContact = User::factory()->create(['email' => 'kontakt@example.test']);
    $orphan = User::factory()->create(['email' => 'niemand@example.test']);

    $companyA = Company::factory()->presseecho()->create(['email' => 'firma@example.test', 'name' => 'Erklärbar AG']);
    $companyB = Company::factory()->presseecho()->create(['email' => 'andere@example.test', 'name' => 'Kontakt GmbH']);
    Contact::factory()->for($companyB)->create(['email' => 'Kontakt@Example.test', 'portal' => $companyB->portal->value]);
    $companyC = Company::factory()->presseecho()->create(['email' => 'dritte@example.test', 'name' => 'Verwaist KG']);

    $viaCompany->companies()->attach($companyA->id, ['role' => 'responsible']);
    $viaContact->companies()->attach($companyB->id, ['role' => 'responsible']);
    $orphan->companies()->attach($companyC->id, ['role' => 'responsible']);
    $orphan->companies()->attach($companyA->id, ['role' => 'owner']);

    $this->artisan('company-memberships:audit', ['--since' => '2000-01-01'])
        ->expectsOutputToContain('Verwaist KG')
        ->doesntExpectOutputToContain('Erklärbar AG')
        ->doesntExpectOutputToContain('Kontakt GmbH')
        ->assertSuccessful();

    // Ohne --classify bleibt alles manual.
    expect(DB::table('company_user')->where('granted_via', 'auto')->count())->toBe(0);

    $this->artisan('company-memberships:audit', ['--classify' => true, '--since' => '2000-01-01'])->assertSuccessful();

    $via = fn (int $userId, int $companyId): string => DB::table('company_user')->where('user_id', $userId)->where('company_id', $companyId)->value('granted_via');

    expect($via($viaCompany->id, $companyA->id))->toBe('auto')
        ->and($via($viaContact->id, $companyB->id))->toBe('auto')
        ->and($via($orphan->id, $companyC->id))->toBe('manual')
        ->and($via($orphan->id, $companyA->id))->toBe('manual');

    expect(collect(Storage::disk('local')->files())->filter(fn (string $f) => str_starts_with($f, 'company-memberships-unexplained-')))->toHaveCount(1);
});

test('classify previews its candidates and skips links created after the given deploy time (Audit 7.1)', function () {
    /** @var TestCase $this */
    Storage::fake('local');

    $legacy = User::factory()->create(['email' => 'alt@example.test']);
    $recent = User::factory()->create(['email' => 'neu@example.test']);
    $companyOld = Company::factory()->presseecho()->create(['email' => 'alt@example.test', 'name' => 'Altbestand AG']);
    $companyNew = Company::factory()->presseecho()->create(['email' => 'neu@example.test', 'name' => 'Frisch GmbH']);

    $legacy->companies()->attach($companyOld->id, ['role' => 'responsible', 'created_at' => '2026-01-10 08:00:00', 'updated_at' => '2026-01-10 08:00:00']);
    // Nach dem Deploy manuell vergeben: trägt ihre Herkunft bereits, darf nicht umgestuft werden.
    $recent->companies()->attach($companyNew->id, ['role' => 'responsible', 'granted_via' => 'manual', 'created_at' => '2026-09-20 09:00:00', 'updated_at' => '2026-09-20 09:00:00']);

    $this->artisan('company-memberships:audit', ['--classify' => true, '--since' => '2000-01-01', '--before' => '2026-09-19 00:00:00'])
        ->expectsOutputToContain('Umzustufen auf auto: 1 Zuordnungen vor 2026-09-19 00:00:00')
        ->expectsOutputToContain('Altbestand AG')
        ->expectsOutputToContain('1 Zuordnungen als automatisch (auto) markiert.')
        ->assertSuccessful();

    $via = fn (int $userId, int $companyId): string => DB::table('company_user')->where('user_id', $userId)->where('company_id', $companyId)->value('granted_via');

    expect($via($legacy->id, $companyOld->id))->toBe('auto')
        ->and($via($recent->id, $companyNew->id))->toBe('manual');
});