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<?php
namespace JsonApi\Routes\Consultations;
use ConsultationBlock;
use JsonApi\Errors\BadRequestException;
use JsonApi\NonJsonApiController;
use Neomerx\JsonApi\Exceptions\JsonApiException;
use Neomerx\JsonApi\Schema\ErrorCollection;
use Psr\Http\Message\ResponseInterface as Response;
use Psr\Http\Message\ServerRequestInterface as Request;
final class SlotCreationCount extends NonJsonApiController
{
public function __invoke(Request $request, Response $response, array $args)
{
$parameters = $request->getQueryParams();
$this->validateParameters($parameters);
// Determine duration of a slot and pause times
$slot_count = ConsultationBlock::countSlots(
strtotime($parameters['start']),
strtotime($parameters['end']),
$parameters['dow'],
$parameters['interval'],
$parameters['duration'],
$parameters['pause_time'] ?? null,
$parameters['pause_duration'] ?? null
);
$response->getBody()->write((string) $slot_count);
return $response->withAddedHeader('Content-Type', 'application/json');
}
private function validateParameters(array $parameters): void
{
$collection = new ErrorCollection();
foreach (['start', 'end', 'dow', 'interval', 'duration'] as $key) {
if (!isset($parameters[$key])) {
$collection->addQueryParameterError($key, 'Parameter is missing');
}
}
if (isset($parameters['start'], $parameters['end'])) {
$start = strtotime($parameters['start']);
$end = strtotime($parameters['end']);
if (!$start) {
$collection->addQueryParameterError('start', 'Parameter has invalid datetime format');
}
if (!$end) {
$collection->addQueryParameterError('end', 'Parameter has invalid datetime format');
}
if ($start && $end && $start > $end) {
$collection->addQueryParameterError('start', 'Datetime value of start must be before end');
}
}
if (
isset($parameters['dow'])
&& (
!ctype_digit($parameters['dow'])
|| $parameters['dow'] < 0
|| $parameters['dow'] > 6
)
) {
$collection->addQueryParameterError('dow', 'Parameter must be a number between 0 and 6');
}
if (
isset($parameters['interval'])
&& (
!ctype_digit($parameters['interval'])
|| $parameters['interval'] < 0
|| $parameters['interval'] > 4
)
) {
$collection->addQueryParameterError('interval', 'Parameter must be a number between 0 and 4');
}
if (
isset($parameters['duration'])
&& (
!ctype_digit($parameters['duration'])
|| $parameters['duration'] <= 0
)
) {
$collection->addQueryParameterError('duration', 'Parameter must be a positive number');
}
if (
isset($parameters['pause_time'], $parameters['duration'])
&& $parameters['pause_time'] < $parameters['duration']
) {
$collection->addQueryParameterError('pause_time', 'The defined time to a pause is shorter than the duration of a slot.');
}
if (count($collection) > 0) {
throw new JsonApiException($collection);
}
}
}
|
