/**
* Test totalBillsPrice method.
*/
public function test_total_bills_price()
{
// Add one product to first bill
$product = factory(\App\Product::class)->create(['user_id' => $this->user->id]);
$billProduct = factory(\App\BillProduct::class)->create(['bill_id' => $this->bill->id, 'product_id' => $product->id]);
// Add two products to the second bill
$applicationProduct = factory(\App\ApplicationProduct::class)->create();
$secondProduct = factory(\App\Product::class)->create(['user_id' => $this->user->id]);
$billApplicationProduct = factory(\App\BillApplicationProduct::class)->create(['bill_id' => $this->bill->id, 'product_id' => $applicationProduct->id]);
$secondBillProduct = factory(\App\BillProduct::class)->create(['bill_id' => $this->bill->id, 'product_id' => $secondProduct->id]);
// Calculate the expected total bills price
$expectedTotalBillsPrice = $billProduct->final_price + $billApplicationProduct->final_price + $secondBillProduct->final_price;
$this->actingAs($this->user)->assertEquals($expectedTotalBillsPrice, CampaignStatistics::totalBillsPrice($this->campaign->number, $this->campaign->year));
}
/**
* Return details about sales after two campaigns are compared.
*
* @param array $campaign
* @param array $campaignToCompare
* @return array
*/
public static function detailsAboutSales($campaign, $campaignToCompare)
{
$campaignSales = CampaignStatistics::totalBillsPrice($campaign['number'], $campaign['year']);
$campaignToCompareSales = CampaignStatistics::totalBillsPrice($campaignToCompare['number'], $campaignToCompare['year']);
$translationData = ['campaign_number' => $campaign['number'], 'campaign_year' => $campaign['year'], 'sales' => $campaignSales, 'other_campaign_number' => $campaignToCompare['number'], 'other_campaign_year' => $campaignToCompare['year']];
$baseOutput = ['sales' => $campaignSales, 'sales_in_campaign_to_compare' => $campaignToCompareSales, 'sales_label' => trans('statistics.details_about_sales_label', ['campaign_number' => $campaign['number'], 'campaign_year' => $campaign['year']]), 'sales_in_campaign_to_compare_label' => trans('statistics.details_about_sales_label', ['campaign_number' => $campaignToCompare['number'], 'campaign_year' => $campaignToCompare['year']])];
// Handle case when both campaigns have no sales
if ($campaignSales <= 0 && $campaignToCompareSales <= 0) {
$output = ['message' => trans('statistics.details_about_sales_equal_trend', $translationData), 'title' => trans('statistics.details_about_sales_equal_trend_title')];
return array_merge($output, $baseOutput);
}
// Handle case when only first campaign have sales
if ($campaignSales > 0 && $campaignToCompareSales <= 0) {
$translationData['plus'] = $campaignSales;
$output = ['message' => trans('statistics.details_about_sales_up_trend', $translationData), 'title' => trans('statistics.details_about_sales_up_trend_title', ['percent' => 100])];
return array_merge($output, $baseOutput);
}
// Handle case when only campaign to compare have sales
if ($campaignSales <= 0 && $campaignToCompareSales > 0) {
$translationData['minus'] = $campaignToCompareSales;
$output = ['message' => trans('statistics.details_about_sales_down_trend', $translationData), 'title' => trans('statistics.details_about_sales_down_trend_title', ['percent' => 100])];
return array_merge($output, $baseOutput);
}
// Calculate difference and make sure is always positive
$difference = number_format($campaignSales - $campaignToCompareSales, 2);
if ($difference < 0) {
$difference = number_format($difference * -1, 2);
}
$divider = $campaignSales;
if ($campaignSales < $campaignToCompareSales) {
$divider = $campaignToCompareSales;
}
// Calculate percent
$percent = number_format($difference * 100 / $divider, 2);
// Handle case when first campaign have more sales
if ($campaignSales > $campaignToCompareSales) {
$translationData['plus'] = $difference;
$translationData['sales'] = $campaignSales;
$output = ['message' => trans('statistics.details_about_sales_up_trend', $translationData), 'title' => trans('statistics.details_about_sales_up_trend_title', ['percent' => $percent])];
} else {
if ($campaignSales < $campaignToCompareSales) {
$translationData['minus'] = $difference;
$translationData['sales'] = $campaignSales;
$output = ['message' => trans('statistics.details_about_sales_down_trend', $translationData), 'title' => trans('statistics.details_about_sales_down_trend_title', ['percent' => $percent])];
} else {
$output = ['message' => trans('statistics.details_about_sales_equal_trend', $translationData), 'title' => trans('statistics.details_about_sales_equal_trend_title', ['percent' => $percent])];
}
}
return array_merge($output, $baseOutput);
}
