public async Task <IActionResult> Add(ChapterModel chapterModel)
{
if (ModelState.IsValid)
{
if (await _titleManager.GetById(chapterModel.TitleId) is var title && title == null)
{
return(Json(new
{
success = false,
messages = new[] { ValidationMessages.TitleNotFound }
}));
}
if ((await _chapterManager.GetAll()).Any(entity => entity.TitleId == title.Id && entity.Number == chapterModel.Number))
{
return(Json(new
{
success = false,
messages = new[] { ValidationMessages.ChapterNumberAlreadyExist }
}));
}
byte[]? content = null;
switch (chapterModel)
{
case ComicChapterModel comicChapterModel:
if (comicChapterModel.Pages == null)
{
return(Json(new
{
success = false,
messages = new[] { ValidationMessages.ChapterMustHavePages }
}));
}
await using (var memoryStream = new MemoryStream())
{
await comicChapterModel.Pages.CopyToAsync(memoryStream);
content = memoryStream.ToArray();
}
if (!await _chapterArchiver.IsValidComicChapterContent(content))
{
return(Json(new
{
success = false,
messages = new[] { ValidationMessages.ZipDoesntContainSupportedImage }
}));
}
break;
case NovelChapterModel novelChapterModel:
content = Encoding.Default.GetBytes(novelChapterModel.Content);
break;
}
if (await _chapterArchiver.AddChapter(Mapper.MapToEntity(chapterModel), content))
{
TempData["SuccessMessage"] = new[] { OtherMessages.ChapterAddedSuccessfully };
return(Json(new
{
success = true,
destination = Url.Action("Index", new { titleId = title.Id })
}));
}
ModelState.AddModelError("SomethingWrong", OtherMessages.SomethingWrong);
}
return(Json(new
{
success = false,
messages = ModelState.SelectMany(state => state.Value.Errors).Select(error => error.ErrorMessage)
}));
}
