Implementation
void initialize({
String? appId,
String? token,
String? baseUrl,
int? uploadSizeLimit,
Map<String, String>? headers,
}) {
if (appId != null) this.appId = appId;
if (token != null) this.token = token;
if (baseUrl != null) this.baseUrl = baseUrl;
if (uploadSizeLimit != null) this.uploadSizeLimit = uploadSizeLimit;
if (headers != null) this.headers = headers;
client
..appId = appId ?? this.appId
..token = token ?? this.token
..baseUrl = baseUrl ?? this.baseUrl
..headers = headers ?? this.headers;
}