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<?php declare(strict_types = 1); |
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namespace Suilven\CovidAPIClient\Client; |
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use Suilven\CovidAPIClient\Model\Results; |
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use Suilven\CovidAPIClient\Transport\Http; |
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class APIClient |
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{ |
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/** @var \Suilven\CovidAPIClient\Transport\Http */ |
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private $http; |
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public function __construct() |
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{ |
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$this->http = new Http(); |
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} |
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/** |
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* @param array<\Suilven\CovidAPIClient\Filter\Filter> $filters |
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* @throws \Exception |
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*/ |
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public function getData(array $filters): Results |
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{ |
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$encodedFilters = $this->getFiltersForURL($filters); |
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$structure = $this->getStructure(); |
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$url = Http::ENDPOINT . '?filters=' . $encodedFilters; |
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$url .= '&structure=' . $structure; |
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// if no string is returned, due to HTTP errors, an exception will have been trhown |
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/** @var string $gzipped */ |
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$gzipped = $this->http->request($url); |
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/** @var string $gunzipped */ |
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$gunzipped = \gzdecode($gzipped); |
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return new Results($gunzipped); |
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} |
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/** @param array<\Suilven\CovidAPIClient\Filter\Filter> $filters */ |
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public function getFiltersForURL(array $filters): string |
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{ |
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$encodedFilters = []; |
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/** @var \Suilven\CovidAPIClient\Filter\Filter $filter */ |
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foreach ($filters as $filter) { |
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$encodedFilters[] = 'areaType=' . $filter->getAreaType()->getName(); |
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if (!\is_null($filter->getAreaCode())) { |
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$encodedFilters[] = 'areaCode=' . $filter->getAreaCode(); |
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} |
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if (!\is_null($filter->getAreaName())) { |
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$encodedFilters[] = 'areaName=' . $filter->getAreaName(); |
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} |
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if (\is_null($filter->getDate())) { |
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continue; |
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} |
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$encodedFilters[] = 'date=' . $filter->getDate(); |
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} |
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return \implode(';', $encodedFilters); |
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} |
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private function getStructure(): string |
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{ |
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$structure = [ |
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'date' => 'date', |
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'areaName' => 'areaName', |
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'areaCode' => 'areaCode', |
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'newCasesByPublishDate' => 'newCasesByPublishDate', |
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'cumCasesByPublishDate' => 'cumCasesByPublishDate', |
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'newDeaths28DaysByDeathDate' => 'newDeaths28DaysByDeathDate', |
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'cumDeaths28DaysByDeathDate' => 'cumDeaths28DaysByDeathDate', |
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]; |
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// this value will always be set |
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return (string) \json_encode($structure); |
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} |
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} |
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gordonbanderson /
uk-govt-covid-api-client
