<?php

declare(strict_types=1);

use App\Models\AdsenseDailyStat;
use App\Services\Adsense\AdsenseReportParser;
use Tests\TestCase;

uses(TestCase::class);

function adsenseReport(array $headers, array $rowValues): array
{
    return [
        'headers' => $headers,
        'rows' => [
            [
                'cells' => array_map(fn (string $value): array => ['value' => $value], $rowValues),
            ],
        ],
    ];
}

it('maps report cells by header name rather than position', function (): void {
    $parser = new AdsenseReportParser;
    $report = adsenseReport([
        ['name' => 'ESTIMATED_EARNINGS', 'type' => 'METRIC_CURRENCY', 'currencyCode' => 'EUR'],
        ['name' => 'DATE', 'type' => 'DIMENSION'],
        ['name' => 'PAGE_VIEWS', 'type' => 'METRIC_TALLY'],
        ['name' => 'PAGE_VIEWS_CTR', 'type' => 'METRIC_RATIO'],
    ], ['12.50', '2026-09-18', '1000', '0.0125']);

    $rows = $parser->parse($report, AdsenseDailyStat::DIMENSION_TOTAL, 'accounts/pub-1');

    expect($rows)->toHaveCount(1)
        ->and($rows[0]['date'])->toBe('2026-09-18')
        ->and($rows[0]['dimension_key'])->toBe(AdsenseDailyStat::TOTAL_DIMENSION_KEY)
        ->and($rows[0]['estimated_earnings'])->toBe('12.50')
        ->and($rows[0]['page_views'])->toBe(1000)
        ->and($rows[0]['page_views_ctr'])->toBe('0.0125')
        ->and($rows[0]['currency_code'])->toBe('EUR');
});

it('parses the same values when Google returns columns in another order', function (): void {
    $parser = new AdsenseReportParser;
    $first = $parser->parse(adsenseReport([
        ['name' => 'DATE', 'type' => 'DIMENSION'],
        ['name' => 'AD_UNIT_ID', 'type' => 'DIMENSION'],
        ['name' => 'CLICKS', 'type' => 'METRIC_TALLY'],
        ['name' => 'ESTIMATED_EARNINGS', 'type' => 'METRIC_CURRENCY', 'currencyCode' => 'USD'],
    ], ['2026-09-18', 'unit-1', '8', '4.25']), AdsenseDailyStat::DIMENSION_AD_UNIT, 'accounts/pub-1');

    $second = $parser->parse(adsenseReport([
        ['name' => 'ESTIMATED_EARNINGS', 'type' => 'METRIC_CURRENCY', 'currencyCode' => 'USD'],
        ['name' => 'CLICKS', 'type' => 'METRIC_TALLY'],
        ['name' => 'AD_UNIT_ID', 'type' => 'DIMENSION'],
        ['name' => 'DATE', 'type' => 'DIMENSION'],
    ], ['4.25', '8', 'unit-1', '2026-09-18']), AdsenseDailyStat::DIMENSION_AD_UNIT, 'accounts/pub-1');

    expect($first[0]['dimension_key'])->toBe('unit-1')
        ->and($first[0]['clicks'])->toBe($second[0]['clicks'])
        ->and($first[0]['estimated_earnings'])->toBe($second[0]['estimated_earnings'])
        ->and($first[0]['date'])->toBe($second[0]['date']);
});

it('detects monetary currency from metric headers', function (): void {
    $parser = new AdsenseReportParser;
    $code = $parser->currencyCode([
        ['name' => 'DATE', 'type' => 'DIMENSION'],
        ['name' => 'ESTIMATED_EARNINGS', 'type' => 'METRIC_CURRENCY', 'currencyCode' => 'GBP'],
    ]);

    expect($code)->toBe('GBP');
});

it('keeps ratio metrics as google decimals', function (): void {
    $parser = new AdsenseReportParser;
    $rows = $parser->parse(adsenseReport([
        ['name' => 'DATE', 'type' => 'DIMENSION'],
        ['name' => 'PLATFORM_TYPE_CODE', 'type' => 'DIMENSION'],
        ['name' => 'AD_REQUESTS_COVERAGE', 'type' => 'METRIC_RATIO'],
        ['name' => 'IMPRESSIONS_CTR', 'type' => 'METRIC_RATIO'],
    ], ['2026-09-19', 'DESKTOP', '0.84', '0.031']), AdsenseDailyStat::DIMENSION_PLATFORM, 'accounts/pub-1');

    expect($rows[0]['ad_requests_coverage'])->toBe('0.84')
        ->and($rows[0]['impressions_ctr'])->toBe('0.031')
        ->and($rows[0]['dimension_key'])->toBe('DESKTOP');
});

it('parses country and custom channel dimension keys', function (): void {
    $parser = new AdsenseReportParser;

    $country = $parser->parse(adsenseReport([
        ['name' => 'COUNTRY_CODE', 'type' => 'DIMENSION'],
        ['name' => 'DATE', 'type' => 'DIMENSION'],
        ['name' => 'PAGE_VIEWS', 'type' => 'METRIC_TALLY'],
    ], ['SI', '2026-09-19', '12']), AdsenseDailyStat::DIMENSION_COUNTRY, 'accounts/pub-1');

    $channel = $parser->parse(adsenseReport([
        ['name' => 'DATE', 'type' => 'DIMENSION'],
        ['name' => 'CUSTOM_CHANNEL_ID', 'type' => 'DIMENSION'],
        ['name' => 'CLICKS', 'type' => 'METRIC_TALLY'],
    ], ['2026-09-19', 'ch-9', '3']), AdsenseDailyStat::DIMENSION_CUSTOM_CHANNEL, 'accounts/pub-1');

    expect($country[0]['dimension_key'])->toBe('SI')
        ->and($channel[0]['dimension_key'])->toBe('ch-9');
});