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<?php
namespace Apptus\ESales\Connector\Report;
class Placement {
private $path;
private $clicks;
private $displays;
public function __construct($path, $clicks, $displays) {
$path = (string) $path;
if (trim($path) === '') {
throw new \InvalidArgumentException('Path can not be null or empty.');
}
$this->path = $path;
$this->clicks = $clicks;
$this->displays = $displays;
}
public function path() {
return $this->path;
}
public function clicks() {
return $this->clicks;
}
public function displays() {
return $this->displays;
}
public function ctr() {
return $this->displays == 0 ? Rate::NaN() : new Rate($this->clicks / $this->displays);
}
public function __toString() {
return 'Placement{' .
'path=\'' . $this->path . '\'' .
', clicks=' . $this->clicks .
', displays=' . $this->displays .
', ctr=' . $this->ctr() .
'}';
}
}