getAccessToken method
Get access token return Future
Implementation
Future<String?> getAccessToken() async {
if (this._access_token != null) {
return this._access_token;
}
Map<String, String?> data_app_client = {
'client_id': this._client_id,
'client_secret': this._client_secret,
'grant_type': 'client_credentials',
};
var access_data = await this._restClient.post('/oauth/token',
data: data_app_client, contentType: _restClient.MIME_FORM);
if (access_data['status'] == 200) {
this._access_token = access_data['response']['access_token'];
return this._access_token;
}
return null;
}