private void getDiffInfo(FileHistoryDTO fileHistory, string newContent, string oldContent)
{
var dmp = new diff_match_patch();
var diff = dmp.diff_main(newContent, oldContent);
dmp.diff_cleanupSemantic(diff);
dmp.diff_prettyHtml(diff);
var htmlContent = new StringBuilder("");
var linesIncreased = 0;
var linesDecreased = 0;
for (int i = 0; i < diff.Count; i++)
{
htmlContent.Append(diff[i]);
if (diff[i].operation == Operation.DELETE)
{
linesDecreased++;
}
if (diff[i].operation == Operation.INSERT)
{
linesIncreased++;
}
}
fileHistory.ContentDiffHtml = htmlContent.ToString();
fileHistory.LinesDecreased = linesDecreased;
fileHistory.LinesIncreased = linesIncreased;
fileHistory.SizeDiff = newContent.Length - oldContent.Length;
}
public async Task <FileHistoryDTO> CreateAsync(FileHistoryDTO item)
{
var createdItem = _mapper.Map <FileHistory>(item);
var fileHistory = await _fileHistoryRepository.CreateAsync(createdItem);
return(await GetByIdAsync(fileHistory.Id));
}
private async Task <FileHistoryDTO> initializeNewFileHistoryDTO(File file, string previousContent, string comment, int userId)
{
var fileHistory = new FileHistoryDTO
{
FileId = file.Id,
AuthorId = userId,
AuthorName = (await _userService.GetUserById(userId)).NickName,
ChangedAt = DateTime.Now,
ChangingAction = comment
};
getDiffInfo(fileHistory, file.Content, previousContent);
return(fileHistory);
}