/// <summary>
/// 根据文章Id获取文章的赞踩数量
/// </summary>
/// <param name="articleId"></param>
/// <returns></returns>
public async Task <BlogArticlePraiseDto> GetArticlePraise(Guid articleId)
{
var query = await _blogArticlePraise.FindByAsyn(x => x.ArticleId.Equals(articleId));
var articlePraise = query.FirstOrDefault();
var articlePraiseVM = new BlogArticlePraiseDto(articlePraise);
//获取该文章的踩、赞用户记录
var queryPraiseRecord = await _praiseRecord.FindByAsyn(x => x.ArticleId.Equals(articleId));
foreach (var praiseRecord in queryPraiseRecord)
{
articlePraiseVM.Users.Add(await GetUserDtoById(praiseRecord.UserId));
}
return(articlePraiseVM);
}
public BlogArticleVM(BlogArticle bo)
{
this.SetVM <BlogArticle>(bo);
this.Abstract = bo.Abstract;
this.Thumbnail = bo.Thumbnail;
this.User = new ApplicationUserDto();
this.Category = bo.Category != null? new BlogArticleCategoryVM(bo.Category): new BlogArticleCategoryVM();
if (bo.BlogArticleLabels != null)
{
this.ArticleLabels = new List <BlogArticleLabelVM>();
foreach (var blogArticleLabel in bo.BlogArticleLabels)
{
this.ArticleLabels.Add(new BlogArticleLabelVM(blogArticleLabel));
}
}
this.Comments = new List <BlogArticleCommentVM>();
this.ArticlePraise = new BlogArticlePraiseDto();
}
public async Task <TzDataOutputDto <BlogArticlePraiseDto> > ArticlePraiseDown(Guid articleId)
{
string msg = string.Empty;
bool state = false;
//查询记录 PraiseRecord
var queryPraiseRecord = await _praiseRecord.FindByAsyn(x => x.ArticleId.Equals(articleId) && x.UserId.Equals(Guid.Parse(TzUser.Id)));
var praiseUpRecord = queryPraiseRecord.FirstOrDefault(x => x.UpOrDown.Equals(BlogArticlePraiseType.Up));
var praiseDownRecord = queryPraiseRecord.FirstOrDefault(x => x.UpOrDown.Equals(BlogArticlePraiseType.Down));
var articlePraiseDto = new BlogArticlePraiseDto();
if (queryPraiseRecord.Count().Equals(0))
{
//添加踩记录
await _praiseRecord.AddOrEditAndSaveAsyn(new BlogArticlePraiseRecord
{
ArticleId = articleId,
UserId = Guid.Parse(TzUser.Id),
UpOrDown = BlogArticlePraiseType.Down
});
//文章踩数量+1
var query = await _blogArticlePraise.FindByAsyn(x => x.ArticleId.Equals(articleId));
var articlePraise = query.FirstOrDefault();
articlePraise.Down += 1;
await _blogArticlePraise.AddOrEditAndSaveAsyn(articlePraise);
articlePraiseDto = new BlogArticlePraiseDto(articlePraise);
msg = "您踩了这篇文章Ծ‸Ծ";
state = true;
}
else if (praiseDownRecord != null)
{
msg = "您已经踩过这篇文章了Ծ‸Ծ";
}
else if (praiseUpRecord != null)
{
var query = await _blogArticlePraise.FindByAsyn(x => x.ArticleId.Equals(articleId));
var articlePraise = query.FirstOrDefault();
if (articlePraise != null)
{
articlePraise.Up -= 1;
articlePraise.Down += 1;
await _blogArticlePraise.AddOrEditAndSaveAsyn(articlePraise);
//踩记录(还原)
praiseUpRecord.UpOrDown = BlogArticlePraiseType.Down;
await _praiseRecord.AddOrEditAndSaveAsyn(praiseUpRecord);
articlePraiseDto = new BlogArticlePraiseDto(articlePraise);
state = true;
msg = "您踩了这篇文章Ծ‸Ծ";
}
else
{
msg = "请求错误Ծ‸Ծ!";
}
}
var statusCode = HttpContext.Response.StatusCode.Equals(200) ? 0 : 1;
return(new TzDataOutputDto <BlogArticlePraiseDto>
{
State = state,
Code = statusCode,
Msg = msg,
Data = articlePraiseDto
});
}
