public T LoadModel <T>(string fileName, bool useCache = true)
where T : class
{
var key = typeof(T);
if (_modelCache.ContainsKey(key))
{
if (useCache)
{
return(_modelCache[key] as T);
}
//update
var model = _ioService.DeserializeFileToJson <T>(fileName);
_modelCache[key] = model;
return(model);
}
//add
var newModel = _ioService.DeserializeFileToJson <T>(fileName);
_modelCache.Add(key, newModel);
return(newModel);
}