ResponseAPI
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<?php
/**
* Class ResponseAPI
* @package App\Singleton
*/
class ResponseAPI
{
private static $instance = null;
public static function getInstance()
{
if (!isset(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
/**
* @param null|string|array|\Eloquent $result
* @return \Illuminate\Http\JsonResponse
*/
public function success($result = null)
{
return $this->response([
'data' => $result,
'status' => 'success',
]);
}
/**
* @param $message
* @param int $code
* @param array $messages
* @return \Illuminate\Http\JsonResponse
*/
public function error($message, $code = 0, $messages = [])
{
$status = 'error';
$resources = compact('code', 'message', 'messages', 'status');
return $this->response(array_filter($resources));
}
/**
* @param $data
* @param int $code
* @return \Illuminate\Http\JsonResponse
*/
public function response($data, $code = 200)
{
return response()->json($data, $code, [
'Access-Control-Allow-Origin' => '*', //允许域名eg:http://www.baidu.com
//'Access-Control-Allow-Methods' => '*', //允许GET、PUT、DELETE的外域请求
//'Access-Control-Allow-Headers' => '', //允许跨域请求包含content-type头
'Access-Control-Max-Age' => 60 * 60 * 24, //在N秒内，不需要再发送预检验请求，可以缓存该结果
]);
}
/**
* @param null|string|array|\Eloquent $data
* @return string
*/
public function toString($data)
{
if (is_bool($data)) {
return $data ? '1' : '0';
} else if (is_numeric($data)) {
return (string)$data;
} else if (is_string($data)) {
return $data;
} else if (is_null($data)) {
return null;
} else if (is_object($data)) {
if (is_callable([$data, 'toArray'])) {
return $this->toString($data->toArray());
} else if (get_class($data) == 'stdClass') {
return null;
} else {
return $this->toString((array)$data);
}
} else if (is_array($data)) {
$output = [];
foreach ($data as $key => $value) {
$output[$key] = $this->toString($value);
}
return $output;
} else {
return (string)$data;
}
}
public static function __callStatic($method, $arguments)
{
if (!self::$instance) {
self::$instance = new self();
}
return call_user_func_array([self::$instance, $method], $arguments);
}
}
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