public function calculate($price, PriceCalculator $pricingStrategy)
{
$grandPrice = $price;
$grandPrice += $pricingStrategy->negativeDiscount($price);
$grandPrice += $pricingStrategy->calculateTaxes($price);
$grandPrice = $pricingStrategy->convertCurrency($price);
return $grandPrice;
}
public function calculate($price, PriceCalculator $pricingStrategy)
{
$this->grandPrice = $price;
$this->grandPrice += $pricingStrategy->addTaxes($this->grandPrice);
$this->grandPrice -= $pricingStrategy->applyDiscounts($this->grandPrice);
$this->grandPrice = $pricingStrategy->convertCurrencies($this->grandPrice);
return $this->grandPrice;
}
public function testGetLowestPrice()
{
$priceCalculator = new PriceCalculator($this->priceLists);
$results = [$priceCalculator->getLowestPrice('21171334'), $priceCalculator->getLowestPrice('467352080'), $priceCalculator->getLowestPrice('3372982'), $priceCalculator->getLowestPrice('497205731'), $priceCalculator->getLowestPrice('1'), $priceCalculator->getLowestPrice('humdum')];
$this->assertEquals(0.92, $results[0]['price']);
$this->assertEquals(0.44, $results[1]['price']);
$this->assertEquals('4673', $results[1]['prefix']);
$this->assertEquals(4, $results[2]['price']);
$this->assertEquals('Tele2', $results[2]['operator']);
$this->assertEquals(1.25, $results[3]['price']);
$this->assertEquals(0.95, $results[4]['price']);
$this->assertEquals($priceCalculator->defaultResponse, $results[5]);
$this->assertNull($results[5]['price']);
}
<?php
require 'vendor/autoload.php';
require './price-calculator.php';
$app = new \Slim\Slim();
$app->add(new \SlimJson\Middleware(array('json.status' => true)));
$operators = [['name' => 'Operatör A', 'entries' => [['prefix' => '1', 'price' => 0.9], ['prefix' => '268', 'price' => 5.1], ['prefix' => '46', 'price' => 0.17], ['prefix' => '4620', 'price' => 0.0], ['prefix' => '468', 'price' => 0.15], ['prefix' => '4631', 'price' => 0.15], ['prefix' => '4673', 'price' => 0.9], ['prefix' => '46732', 'price' => 1.1]]], ['name' => 'Operatör B', 'entries' => [['prefix' => '1', 'price' => 0.92], ['prefix' => '44', 'price' => 0.5], ['prefix' => '46', 'price' => 0.2], ['prefix' => '467', 'price' => 1.0], ['prefix' => '48', 'price' => 1.2]]]];
$app->get('/price/:phoneNumber', function ($phoneNumber) use($app, $operators) {
$calculator = new PriceCalculator($operators);
$cheapest = $calculator->getLowestPrice($phoneNumber);
if (isset($cheapest['price'])) {
$app->render(200, $cheapest);
} else {
$app->render(404, ['error' => 'No results found']);
}
});
$app->run();