<?php

use App\Enums\RegistrationType;
use App\Models\LegacyInvoice;
use App\Models\User;
use App\Services\Api\LegacyApiCustomerReporter;
use Tests\TestCase;

test('it classifies legacy api customers by active state and latest paid invoice', function () {
    $eligible = User::factory()->create([
        'email' => 'eligible@example.com',
        'registration_type' => RegistrationType::ApiUser->value,
        'is_active' => true,
    ]);

    $needsReview = User::factory()->create([
        'email' => 'review@example.com',
        'registration_type' => RegistrationType::ApiUser->value,
        'is_active' => true,
    ]);

    $blockedInactive = User::factory()->create([
        'email' => 'inactive@example.com',
        'registration_type' => RegistrationType::ApiUser->value,
        'is_active' => false,
    ]);

    $blockedUnpaid = User::factory()->create([
        'email' => 'unpaid@example.com',
        'registration_type' => RegistrationType::ApiUser->value,
        'is_active' => true,
    ]);

    createLegacyApiCustomerInvoice($eligible, 1001, 'paid', now()->subMonth());
    createLegacyApiCustomerInvoice($blockedInactive, 1002, 'paid', now()->subMonth());
    createLegacyApiCustomerInvoice($blockedUnpaid, 1003, 'paid', now()->subMonths(2));
    createLegacyApiCustomerInvoice($blockedUnpaid, 1004, 'reminder', now()->subMonth());

    $report = app(LegacyApiCustomerReporter::class)->report();

    expect($report['summary'])->toMatchArray([
        'total_candidates' => 4,
        'eligible' => 1,
        'needs_review' => 1,
        'blocked' => 2,
    ]);

    $customers = collect($report['customers'])->keyBy('email');

    expect($customers['eligible@example.com']['classification'])->toBe('eligible')
        ->and($customers['review@example.com']['classification'])->toBe('needs_review')
        ->and($customers['inactive@example.com']['classification'])->toBe('blocked')
        ->and($customers['unpaid@example.com']['classification'])->toBe('blocked')
        ->and($customers['unpaid@example.com']['latest_legacy_invoice']['status'])->toBe('reminder');
});

test('legacy api customers report command renders summary', function () {
    /** @var TestCase $this */
    $user = User::factory()->create([
        'email' => 'api-customer@example.com',
        'registration_type' => RegistrationType::ApiUser->value,
    ]);

    createLegacyApiCustomerInvoice($user, 2001, 'paid', now());

    $this->artisan('api:legacy-customers-report', ['--no-report' => true])
        ->expectsOutput('Legacy-API-Kundenreport')
        ->expectsOutput('Kandidaten: 1')
        ->expectsOutput('Freigabefähig: 1')
        ->assertSuccessful();
});

function createLegacyApiCustomerInvoice(User $user, int $legacyId, string $status, DateTimeInterface $invoiceDate): LegacyInvoice
{
    return LegacyInvoice::query()->create([
        'legacy_portal' => 'businessportal24',
        'legacy_id' => $legacyId,
        'user_id' => $user->id,
        'legacy_user_id' => $user->legacy_id ?? $user->id,
        'number' => "LEG-{$legacyId}",
        'total_cents' => 4900,
        'status' => $status,
        'invoice_date' => $invoiceDate,
        'paid_at' => $status === 'paid' ? $invoiceDate : null,
        'imported_at' => now(),
    ]);
}