public async Task <ActionResult> CreateEmoticon(CreateEmoticonModel model)
{
if (!ModelState.IsValid)
{
return(JsonError(ModelState.FirstError()));
}
var file = Request.Files[0];
if (file == null)
{
return(JsonError("Image file is required."));
}
model.FileStream = file.InputStream;
var emoticonFile = Server.MapPath("~/Content/Images/EmoticonSet/Emoticon.json");
var result = await EmoticonWriter.CreateEmoticon(emoticonFile, model);
if (!ModelState.IsWriterResultValid(result))
{
return(JsonError(result.Message));
}
return(JsonSuccess(result.Message));
}
public async Task <IWriterResult> CreateEmoticon(string emoticonFile, CreateEmoticonModel model)
{
if (!File.Exists(emoticonFile))
{
return(new WriterResult(false, "Emoticon file not found."));
}
var data = File.ReadAllText(emoticonFile);
if (string.IsNullOrEmpty(data))
{
return(new WriterResult(false, "Emoticon file not found."));
}
var serializer = new JavaScriptSerializer();
var emoticons = new List <EmoticonModel>(serializer.Deserialize <List <EmoticonModel> >(data));
var code = !string.IsNullOrEmpty(model.Code) ? model.Code : GetNewCode(emoticons.Select(x => x.Code));
if (string.IsNullOrEmpty(code))
{
return(new WriterResult(false, "Failed to generate emoticon code."));
}
if (emoticons.Any(x => x.Code == code))
{
return(new WriterResult(false, $"Code '{code}' already exists."));
}
var extension = model.ForceResize ? ".PNG" : ".GIF";
var imageResult = await ImageService.SaveImage(new CreateImageModel
{
CanResize = model.ForceResize,
PreserveAspectRatio = model.ForceResize,
Directory = Path.GetDirectoryName(emoticonFile),
FileStream = model.FileStream,
MaxFileSize = Constant.EMOTICON_MAXSIZE,
MaxHeight = Constant.EMOTICON_MAXHEIGHT,
MaxWidth = Constant.EMOTICON_MAXWIDTH,
Name = code,
Extention = extension
}).ConfigureAwait(false);
if (!imageResult.Success)
{
return(new WriterResult(false, imageResult.Message));
}
emoticons.Add(new EmoticonModel
{
Category = model.Category,
Code = $"[{code}]",
Name = model.Name,
Path = code + extension
});
File.WriteAllText(emoticonFile, serializer.Serialize(emoticons.OrderBy(x => x.Code).ToList()));
await CacheService.InvalidateAsync(CacheKey.Emoticons()).ConfigureAwait(false);
model.Code = $"[{code}]";
return(new WriterResult(true, "Successfully saved emoticon."));
}
