public static Task<ApiResult> Process(Task task)
{
return task.ContinueWith<ApiResult>(t =>
{
ApiResult apiResult = null;
if (!t.IsFaulted)
{
if (t.GetType().IsGenericType)
{
var result = (t as Task<object>).Result;
if (result != null)
{
var resultType = result.GetType();
var apiResultType = typeof(ApiResult<>).MakeGenericType(resultType);
apiResult = Activator.CreateInstance(apiResultType, result) as ApiResult;
}
else
{
apiResult = new ApiResult();
}
}
else
{
apiResult = new ApiResult();
}
}
else
{
var baseException = t.Exception.GetBaseException();
if (baseException is SysException)
{
var sysException = baseException as SysException;
apiResult = new ApiResult { ErrorCode = sysException.ErrorCode, Message = sysException.Message };
}
else
{
apiResult = new ApiResult { ErrorCode = ErrorCode.UnknownError, Message = baseException.Message };
}
}
return apiResult;
});
}
public async static Task<ApiResult> Process(Func<Task> func)
{
ApiResult apiResult = null;
try
{
var t = func();
await t;
if (t.GetType().IsGenericType)
{
var result = (t as Task<object>).Result;
if (result != null)
{
var resultType = result.GetType();
var apiResultType = typeof(ApiResult<>).MakeGenericType(resultType);
apiResult = Activator.CreateInstance(apiResultType, result) as ApiResult;
}
else
{
apiResult = new ApiResult();
}
}
else
{
apiResult = new ApiResult();
}
}
catch (Exception ex)
{
var baseException = ex.GetBaseException();
if (baseException is SysException)
{
var sysException = baseException as SysException;
apiResult = new ApiResult { ErrorCode = sysException.ErrorCode, Message = sysException.Message };
}
else
{
apiResult = new ApiResult { ErrorCode = ErrorCode.UnknownError, Message = baseException.Message };
}
}
return apiResult;
}