<?php

use App\Models\BillingItemType;
use App\Models\Client;
use App\Models\ClientInvoice;
use App\Models\ClientInvoicePayment;
use App\Models\ClientInvoicePaymentItem;
use App\Services\GoogleAdsService;
use Illuminate\Support\Carbon;

function createInvoiceItem(
    Client $client,
    int $billingItemTypeId,
    ?string $startDate,
    ?string $endDate,
    float $spending = 0,
): ClientInvoicePaymentItem {
    $invoice = ClientInvoice::query()->forceCreate([
        'client_id' => $client->id,
        'invoice_no' => fake()->unique()->numerify('INV-####'),
    ]);

    $payment = ClientInvoicePayment::query()->create([
        'client_invoice_id' => $invoice->id,
    ]);

    return ClientInvoicePaymentItem::query()->create([
        'client_invoice_payment_id' => $payment->id,
        'billing_item_types_id' => $billingItemTypeId,
        'start_date' => $startDate,
        'end_date' => $endDate,
        'spending' => $spending,
    ]);
}

test('it updates only the latest eligible invoice payment item for each client', function () {
    Carbon::setTestNow('2026-06-25 10:00:00');

    BillingItemType::query()->insert([
        ['id' => 1, 'name' => 'Media'],
        ['id' => 2, 'name' => 'Management'],
    ]);

    $firstClient = Client::factory()->create([
        'customer_id' => '1111111111',
        'status' => 'ENABLED',
        'time_zone' => 'Asia/Kuala_Lumpur',
    ]);
    $secondClient = Client::factory()->create([
        'customer_id' => '2222222222',
        'status' => 'ENABLED',
        'time_zone' => 'Asia/Kuala_Lumpur',
    ]);

    $olderItem = createInvoiceItem($firstClient, 1, '2026-05-01', '2026-05-31', 10);
    $latestItem = createInvoiceItem($firstClient, 1, '2026-06-01', null);
    $otherTypeItem = createInvoiceItem($firstClient, 2, '2026-06-01', null, 20);
    $secondClientItem = createInvoiceItem($secondClient, 1, '2026-06-10', '2026-06-20');

    $adsService = Mockery::mock(GoogleAdsService::class);
    $adsService->shouldReceive('listCampaigns')
        ->once()
        ->with('1111111111')
        ->andReturn([['id' => 101], ['id' => 102]]);
    $adsService->shouldReceive('listCampaignsMetricsById')
        ->once()
        ->with('1111111111', '101', '2026-06-01', '2026-06-25')
        ->andReturn([['actual_spend' => 12.25]]);
    $adsService->shouldReceive('listCampaignsMetricsById')
        ->once()
        ->with('1111111111', '102', '2026-06-01', '2026-06-25')
        ->andReturn([['actual_spend' => 7.75]]);
    $adsService->shouldReceive('listCampaigns')
        ->once()
        ->with('2222222222')
        ->andReturn([['id' => 201]]);
    $adsService->shouldReceive('listCampaignsMetricsById')
        ->once()
        ->with('2222222222', '201', '2026-06-10', '2026-06-20')
        ->andReturn([['actual_spend' => 5.5]]);

    app()->instance(GoogleAdsService::class, $adsService);

    $this->artisan('customer:update-latest-invoice-item-spending')
        ->expectsOutputToContain('Done. 2 calculated, 0 skipped, 0 failed.')
        ->assertSuccessful();

    expect((float) $olderItem->fresh()->spending)->toBe(10.0)
        ->and((float) $latestItem->fresh()->spending)->toBe(20.0)
        ->and((float) $otherTypeItem->fresh()->spending)->toBe(20.0)
        ->and((float) $secondClientItem->fresh()->spending)->toBe(5.5);
});

test('dry run calculates spending without updating the item', function () {
    BillingItemType::query()->insert([
        'id' => 1,
        'name' => 'Media',
    ]);

    $client = Client::factory()->create([
        'customer_id' => '3333333333',
        'status' => 'ENABLED',
        'time_zone' => 'Asia/Kuala_Lumpur',
    ]);
    $item = createInvoiceItem($client, 1, '2026-06-01', '2026-06-15', 8);

    $adsService = Mockery::mock(GoogleAdsService::class);
    $adsService->shouldReceive('listCampaigns')
        ->once()
        ->with('3333333333')
        ->andReturn([]);

    app()->instance(GoogleAdsService::class, $adsService);

    $this->artisan('customer:update-latest-invoice-item-spending', ['--dry-run' => true])
        ->assertSuccessful();

    expect((float) $item->fresh()->spending)->toBe(8.0);
});