postInBg abstract method
Sends a POST request in the background with the given parameters and headers.
This method is designed to send JSON-encoded data to the specified endpoint.
Parameters:
endPoint: The API endpoint to which the request will be sent.param: A map containing key-value pairs to be sent as the request body.headers: A map of headers to include in the request (e.g., authorization tokens).
Returns:
- A
Futurethat resolves to aMap<String, dynamic>representing the server's response.
Implementation
Future<Map<String, dynamic>> postInBg(String endPoint,
Map<String, dynamic> param, Map<String, dynamic> headers);