public async Task <List <CommentViewModel> > GetAllCommentsAsync(int id)
{
//Get Comments
List <Comment> comments = await _context.Comment.Where(c => c.ArticleID == id).ToListAsync();
List <CommentViewModel> cvms = new List <CommentViewModel>();
//Build up structure of comments
foreach (var c in comments)
{
if (c.ParentID == null)
{
var cvm = new CommentViewModel
{
CommentID = c.CommentID,
Content = LF_MarkdownParser.ParseWithoutStyle(c.Content),
Author = await _userController.GetNickNameAsync(c.Author),
AddTime = c.AddTime.ToLocalTime(),
Childs = await GetChildCommentsAsync(comments, c.CommentID),
Avatar = await _userController.GetAvatarAsync(c.Author)
};
cvms.Add(cvm);
}
}
return(cvms);
}
public async Task <IActionResult> Archives()
{
List <Article> articles = new List <Article>();
try
{
articles = await _context.Article
.Where(a => !a.Title.Contains("「LONEFIRE」") && a.Status == ArticleStatus.Approved)
.OrderByDescending(a => a.AddTime).ToListAsync();
}
catch (Exception)
{
_toaster.ToastError("读取文章列表失败");
}
foreach (var a in articles)
{
a.Author = await _userController.GetNickNameAsync(a.Author);
if (a.Content != null)
{
a.Content = LF_MarkdownParser.ParseAsPlainText(a.Content);
a.Content = a.Content.Substring(0, Math.Min(a.Content.Length, 100));
}
}
return(View(articles));
}
public async Task <IActionResult> Index(int page = 1)
{
PaginatedList <Article> articles = new PaginatedList <Article>();
try
{
IQueryable <Article> articleIQ = _context.Article
.Where(a => !a.Title.Contains("「LONEFIRE」") && a.Status == ArticleStatus.Approved)
.OrderByDescending(a => a.AddTime);
articles = await PaginatedList <Article> .CreateAsync(articleIQ.AsNoTracking(), page, 6);
}
catch (Exception)
{
_toaster.ToastError("读取文章列表失败");
}
foreach (var a in articles)
{
a.Author = await _userController.GetNickNameAsync(a.Author);
if (a.Content != null)
{
a.Content = LF_MarkdownParser.ParseAsPlainText(a.Content);
a.Content = a.Content.Substring(0, Math.Min(a.Content.Length, 100));
}
}
ViewData["AboutMe"] = await _context.Article.FirstOrDefaultAsync(m => m.Title == "「LONEFIRE」首页关于");
ViewData["Friends"] = await _context.Article.FirstOrDefaultAsync(m => m.Title == "「LONEFIRE」首页友链");
ViewData["Tags"] = await _context.Tag.OrderByDescending(t => t.TagCount).Take(6).ToListAsync();
return(View(articles));
}
//Recursive child comment fetcher
public async Task <List <CommentViewModel> > GetChildCommentsAsync(List <Comment> comments, int cid)
{
List <Comment> child_comments = comments.Where(c => c.ParentID == cid).ToList();
List <CommentViewModel> cvms = new List <CommentViewModel>();
foreach (var c in child_comments)
{
var cvm = new CommentViewModel
{
CommentID = c.CommentID,
Content = LF_MarkdownParser.ParseWithoutStyle(c.Content),
Author = await _userController.GetNickNameAsync(c.Author),
AddTime = c.AddTime.ToLocalTime(),
Childs = await GetChildCommentsAsync(comments, c.CommentID),
Avatar = await _userController.GetAvatarAsync(c.Author)
};
cvms.Add(cvm);
}
return(cvms);
}
public async Task <IActionResult> ArticleView(int?id)
{
if (id == null)
{
return(NotFound());
}
var article = await _context.Article
.SingleOrDefaultAsync(m => m.ArticleID == id);
if (article == null)
{
return(NotFound());
}
//Get Comments
ViewData["Comments"] = await _commentController.GetAllCommentsAsync(article.ArticleID);
article.ViewCount++;
await _context.SaveChangesAsync();
article.Content = LF_MarkdownParser.Parse(article.Content, ImageUploadPath + article.Title + '/');
article.Author = await _userController.GetNickNameAsync(article.Author);
ViewData["HeaderImg"] = ImageUploadPath + article.Title + '/' + article.HeaderImg;
try
{
var articles = await _context.Article
.Where(a => !a.Title.Contains("「LONEFIRE」") && a.Status == ArticleStatus.Approved)
.OrderByDescending(a => a.AddTime)
.Select(a => new { a.ArticleID, a.Title, a.Author, a.Tag, a.AddTime, a.Status })
.ToListAsync();
int idx = articles.FindIndex(a => a.ArticleID == id);
if (articles.Count > 1)
{
if (idx == 0)
{
ViewData["Next"] = articles[idx + 1];
}
else if (idx == articles.Count - 1)
{
ViewData["Prev"] = articles[idx - 1];
}
else
{
ViewData["Prev"] = articles[idx - 1];
ViewData["Next"] = articles[idx + 1];
}
}
}
catch (Exception)
{
_toaster.ToastError("读取文章列表失败");
}
ViewData["Related"] = await GetRelatedArticles(article);
return(View(article));
}
