public async Task AddThemeToArticleAsync(ArticleModel article, string theme)
{
await Initialize();
await ExecuteSafe(async () =>
{
var normalizedTheme = NormalizeThemeName(theme);
var themeModel = ThemeManager.TryGetSimilarTheme(normalizedTheme);
if (themeModel == null)
{
themeModel = new ThemeModel()
{
NormalizedName = normalizedTheme,
Name = theme
};
//concurrency: soem other thread may have added the same theme
var tm = ThemeManager.TryAddTheme(themeModel);
if (tm == themeModel)
await _themeGenericRepository.AddAsync(themeModel);
}
if (article.Themes.Contains(themeModel))
return;
article.Themes.Add(themeModel);
await _sqliteService.Add(new ThemeArticleRelations()
{
ArticleId = article.GetId(),
ThemeId = themeModel.GetId()
});
});
}
protected async Task AddThemesAsync(ArticleModel model, string[] themes = null)
{
if (model.GetId() == 0)
return;
if (themes != null)
foreach (var theme in themes.Where(t => t != null))
{
await _themeRepository.AddThemeToArticleAsync(model, theme);
}
await _themeRepository.AddThemeToArticleAsync(model, model.Feed.Name);
}
public static async Task SaveArticleLeadImage(ArticleModel model, ISqliteService service, bool skipCleaning = false)
{
var imageContentGenericRepository = new GenericRepository<ImageContentModel, ImageContentEntity>(service);
List<ContentEntity> oldLeadImages = null;
var articleId = model.GetId();
if (!skipCleaning)
oldLeadImages = (await service.GetByCondition<ContentEntity>(e => e.ParentId == articleId && e.ContentType == (int)ContentType.LeadImage, null, false, 0, 0)).ToList();
if (model.LeadImage != null)
{
if (model.LeadImage.GetId() != 0)
{
var leadImageId = model.LeadImage.GetId();
var oldLeadImage = oldLeadImages?.FirstOrDefault(o => o.ContentId == leadImageId);
if (oldLeadImage != null)
oldLeadImages?.Remove(oldLeadImage);
await imageContentGenericRepository.SaveAsyc(model.LeadImage);
}
else
{
await imageContentGenericRepository.SaveAsyc(model.LeadImage);
var entity = new ContentEntity
{
ContentId = model.LeadImage.GetId(),
ParentId = model.GetId(),
Index = 0,
ContentType = (int)ContentType.LeadImage
};
await service.Add(entity);
}
}
if (!skipCleaning)
await service.DeleteAllById<ContentEntity>(oldLeadImages.Select(d => d.Id));
}
public async Task LoadArticleThemesAsync(ArticleModel am)
{
await Initialize();
await ExecuteSafe(async () =>
{
var id = am.GetId();
var cm = await _sqliteService.GetByCondition<ThemeArticleRelations>(d => d.ArticleId == id, null, false, 0, 0);
foreach (var entry in cm.ToArray())
{
var theme = ThemeManager.GetAllThemes().FirstOrDefault(t => t.GetId() == entry.ThemeId);
if (theme != null)
{
am.Themes.Add(theme);
}
}
});
}
public async Task AddRelatedThemesArticlesAsync(ArticleModel article)
{
await Initialize();
await ExecuteSafe(async () =>
{
var aId = article.GetId();
var relations = await _sqliteService.GetByCondition<ThemeArticleRelations>(a => a.ArticleId == aId, null, false, 0, 0);
var ids = relations.Select(q => q.ThemeId);
foreach (var source in ThemeManager.GetAllThemes().Where(d => ids.Any(id => id == d.GetId())))
{
article.Themes.Add(source);
}
});
}
public Task<bool> LoadFullArticleAsync(ArticleModel am)
{
return ExecuteSafe(async () =>
{
_imageDownloadService.Download(am);
if (am.LoadingState == LoadingState.Loaded)
{
if (am.Content.Any())
return true;
var id = am.GetId();
var contents = await _sqliteService.GetByCondition<ContentEntity>(s => s.ParentId == id, s => s.Index, false, 0, 0);
for (int index = 0; index < contents.Count; index++)
{
if (am.Content.Count > index && am.Content[index].GetId() == contents[index].ContentId)
continue;
var contentEntity = contents[index];
switch (contentEntity.ContentType)
{
case (int)ContentType.Text:
{
var text = await _textContentGenericRepository.GetByIdAsync(contentEntity.ContentId);
text.Content = text.ContentJson != null
? JsonConvert.DeserializeObject<ObservableCollection<ParagraphModel>>(
text.ContentJson)
: new ObservableCollection<ParagraphModel>();
am.Content.Add(text);
break;
}
case (int)ContentType.Image:
{
var image = await _imageContentGenericRepository.GetByIdAsync(contentEntity.ContentId);
am.Content.Add(image);
break;
}
case (int)ContentType.Gallery:
{
var amId = am.GetId();
var galleryContents =
await
_sqliteService.GetByCondition<ContentEntity>(s => s.ParentId == amId,
s => s.Index, false, 0, 0);
var gallery =
await _galleryContentGenericRepository.GetByIdAsync(contentEntity.ContentId);
am.Content.Add(gallery);
foreach (
var galleryContent in
galleryContents.Where(g => g.ContentType == (int)ContentType.Image))
{
var image =
await _imageContentGenericRepository.GetByIdAsync(galleryContent.ContentId);
gallery.Images.Add(image);
}
break;
}
}
}
await _themeRepository.LoadArticleThemesAsync(am);
}
else if (am.LoadingState == LoadingState.New)
{
if (await _permissionsService.CanDownloadArticles())
await ActualizeArticleAsync(am);
}
return true;
});
}
public static async Task SaveArticleContent(ArticleModel model, ISqliteService service, bool skipCleaning = false)
{
var imageContentGenericRepository = new GenericRepository<ImageContentModel, ImageContentEntity>(service);
var textContentGenericRepository = new GenericRepository<TextContentModel, TextContentEntity>(service);
var galleryContentGenericRepository = new GenericRepository<GalleryContentModel, GalleryContentEntity>(service);
var supportedContents = new[] { (int)ContentType.Text, (int)ContentType.Gallery, (int)ContentType.Image };
List<ContentEntity> oldModels = null;
if (!skipCleaning)
{
var id = model.GetId();
oldModels = (await service.GetByCondition<ContentEntity>(e => e.ParentId == id, null, false, 0, 0)).ToList();
oldModels = oldModels.Where(e => supportedContents.Any(s => s == e.ContentType)).ToList();
}
for (int i = 0; i < model.Content.Count; i++)
{
var baseContentModel = model.Content[i];
ContentEntity entity = null;
if (!skipCleaning)
{
entity = oldModels.FirstOrDefault(m => m.ContentId == baseContentModel.GetId());
oldModels.Remove(entity);
}
if (entity == null)
entity = new ContentEntity();
if (baseContentModel is TextContentModel)
{
var text = (TextContentModel)baseContentModel;
text.ContentJson = JsonConvert.SerializeObject(text.Content);
await textContentGenericRepository.SaveAsyc(text);
entity.ContentType = (int)ContentType.Text;
}
else if (baseContentModel is ImageContentModel)
{
var image = (ImageContentModel)baseContentModel;
if (image.Text != null)
{
await textContentGenericRepository.SaveAsyc(image.Text);
image.TextContentId = image.Text.GetId();
}
await imageContentGenericRepository.SaveAsyc(image);
entity.ContentType = (int)ContentType.Image;
}
else if (baseContentModel is GalleryContentModel)
{
var gallery = (GalleryContentModel)baseContentModel;
if (gallery.Text != null)
{
await textContentGenericRepository.SaveAsyc(gallery.Text);
gallery.TextContentId = gallery.Text.GetId();
}
await galleryContentGenericRepository.SaveAsyc(gallery);
for (int index = 0; index < gallery.Images.Count; index++)
{
gallery.Images[index].GalleryId = gallery.GetId();
gallery.Images[index].GalleryIndex = index;
if (gallery.Images[index].Text != null)
{
await textContentGenericRepository.SaveAsyc(gallery.Images[index].Text);
gallery.Images[index].TextContentId = gallery.Images[index].Text.GetId();
}
await imageContentGenericRepository.SaveAsyc(gallery.Images[index]);
}
entity.ContentType = (int)ContentType.Gallery;
}
else
{
continue;
}
entity.ContentId = baseContentModel.GetId();
entity.ParentId = model.GetId();
entity.Index = i;
if (entity.Id == 0)
await service.Add(entity);
else
await service.Update(entity);
}
if (!skipCleaning && oldModels != null)
foreach (var contentEntity in oldModels)
{
await service.DeleteById<ContentEntity>(contentEntity.Id);
}
}