public async Task <IActionResult> Diff(string id)
{
if (string.IsNullOrEmpty(id))
{
return(StatusCode(400));
}
try
{
JsonDiffDto diffResult = await _service.GetComparison(id);
return(StatusCode(200, diffResult));
}
catch (Exception)
{
return(StatusCode(400, "Error when input data"));
}
}
public async Task <JsonDiffDto> GetComparison(string id)
{
JsonBase64ItemDto itemLeft = await Select(id, EJsonBase64Position.Left);
JsonBase64ItemDto itemRight = await Select(id, EJsonBase64Position.Right);
JsonDiffDto result = new JsonDiffDto();
result.Id = id;
if (itemLeft == null || itemRight == null)
{
result.Message = "Data not found. Send both sides again.";
return(result);
}
if (itemLeft.Data.Length != itemRight.Data.Length)
{
result.Message = "The data is not the same size";
return(result);
}
result.Message = "The data is the same";
byte[] leftArray = Convert.FromBase64String(itemLeft.Data);
byte[] right = Convert.FromBase64String(itemRight.Data);
List <int> offsetList = new List <int>();
for (int i = 0; i < leftArray.Length; i++)
{
if (leftArray[i] != right[i])
{
offsetList.Add(i);
}
}
result.Length = offsetList.Count;
return(result);
}
