httpPost static method
Create a post request.
Implementation
static Future<dynamic> httpPost(String url,
{Map<String, dynamic>? body, Map<String, dynamic>? headers}) =>
http
.post(Uri.parse(url),
body: _transformBody(body), headers: {...?headers, ..._headers})
.then(_responseParsedBody)
// ignore: unnecessary_lambdas
.catchError((error) => Future.error(error));