Config constructor
Config({})
ResponseType to mobile usually is "code", and web usually is "id_token+token"
Implementation
Config(
{required this.azureTenantId,
required this.clientId,
required this.scope,
required this.redirectUri,
required this.responseType,
this.clientSecret,
this.resource,
this.contentType = 'application/x-www-form-urlencoded',
this.context,
this.nonce = 'nonce_value'}) {
authorizationUrl = 'https://login.microsoftonline.com/$azureTenantId/oauth2/v2.0/authorize';
tokenUrl = 'https://login.microsoftonline.com/$azureTenantId/oauth2/v2.0/token';
}