addConfig static method
Implementation
static Future<bool> addConfig(String key,dynamic value) async{
bool result=false;
String path=await rootAppDirectoryPath;
path+="/"+_configPath;
File configFile=new File(path);
Map config=new HashMap();
if(!configFile.existsSync()){
configFile.createSync(recursive: true);
}
else{
String configJson=configFile.readAsStringSync();
config=jsonDecode(configJson);
}
config[key]=value;
configFile.writeAsStringSync(jsonEncode(config));
result=true;
return result;
}