/// <summary>
/// 更新文章状态
/// </summary>
/// <param name="articleId">文章Id</param>
/// <param name="status">状态值</param>
/// <returns></returns>
public async Task <Article> UpdateArticleStatus(int articleId, ArticleStatus status)
{
var updateArticle = await discoveryDbContext.Article.FirstOrDefaultAsync(article => article.PKID == articleId);
if (updateArticle == null)
{
throw new Exception("文章不存在");
}
updateArticle.Status = status.ToString();
updateArticle.LastUpdateDateTime = DateTime.Now;
//如果将文章撤回，并且当前文章为置顶状态，则设置为非置顶
if (status == ArticleStatus.Withdrew && updateArticle.IsTopMost.HasValue && updateArticle.IsTopMost.Value == true)
{
updateArticle.IsTopMost = false;
}
await discoveryDbContext.SaveChangesAsync();
if (status == ArticleStatus.Withdrew)
{
await InsertDataChangeRecord(updateArticle, DataOperationEnum.Withdrew);
}
return(updateArticle);
}
public static bool UpdateArticleStatus(SqlConnection conn, int articleId, ArticleStatus status, int isShow)
{
using (conn)
{
const string sql = @"UPDATE Marketing..tbl_Article SET Status=@Status,IsShow=@IsShow,LastUpdateDateTime=GETDATE() WHERE PKID=@PKID";
var parameter = new SqlParameter[]
{
new SqlParameter("@PKID", articleId),
new SqlParameter("@Status", status.ToString()),
new SqlParameter("@IsShow", isShow)
};
return(SqlHelper.ExecuteNonQuery(conn, CommandType.Text, sql, parameter) > 0);
}
}
/// <summary>
/// 搜索文章
/// </summary>
/// <param name="status">文章状态</param>
/// <param name="articleTitle">文章标题</param>
/// <param name="startDateTime">创建开始时间</param>
/// <param name="endDateTime">创建结束时间</param>
/// <param name="pager">分页模型</param>
/// <returns>文章列表</returns>
public Task <List <Article> > SearchArticle(SqlConnection conn, ArticleStatus status, PagerModel pager, DateTime?startCreateDateTime, DateTime?endCreateDateTime, string pkid, string keyword = "", int type = 5)
{
List <Article> result = new List <Article>();
const string selectValues = @"PKID ,
Catalog ,
Image ,
ShowImages ,
ShowType ,
IsDescribe ,
SmallImage ,
SmallTitle ,
BigTitle ,
TitleColor ,
Brief ,
Content ,
ContentUrl ,
Source ,
PublishDateTime ,
CreateDateTime ,
LastUpdateDateTime ,
ClickCount ,
RedirectUrl ,
Vote ,
Category ,
CategoryTags ,
Heat ,
CommentIsActive ,
IsRead ,
ArticleBanner ,
SmallBanner ,
Bestla ,
HotArticles ,
Type ,
IsShow ,
ShareWX ,
SharePYQ ,
CreatorID ,
CreatorInfo ,
VehicleImage ,
LikeCountNum ,
ReadCountNum ,
IsDelete ,
IsHasBestAnswer ,
RelatedArticleId ,
CoverMode ,
CoverImage ,
Status ,
ShareCountNum ,
CommentCountNum ,
CoverTag ,
IsTopMost ,
Ranking ,
ContentHTML ,
IsShowTouTiao ,
QRCodeImg";
List <string> conditions = new List <string>();
DynamicParameters parameters = new DynamicParameters();
if (!string.IsNullOrEmpty(pkid))
{
int id = Convert.ToInt32(pkid);
conditions.Add("PKID = @Id");
parameters.Add("@Id", id);
}
else
{
string sqlStatus = string.Empty;
if (status == ArticleStatus.Published)
{
conditions.Add("Status = @Status");
conditions.Add("PublishDateTime < GETDATE()");
sqlStatus = ArticleStatus.Published.ToString();
}
else if (status == ArticleStatus.PrePublish)
{
conditions.Add("Status = @Status");
conditions.Add("PublishDateTime > GETDATE()");
sqlStatus = ArticleStatus.Published.ToString();
}
else if (status != ArticleStatus.All)
{
conditions.Add("Status = @Status");
sqlStatus = status.ToString();
}
parameters.Add("@Status", sqlStatus);
if (!string.IsNullOrEmpty(keyword))
{
conditions.Add("SmallTitle LIKE @Keyword");
parameters.Add("@Keyword", $"%{keyword}%");
}
if (startCreateDateTime.HasValue)
{
conditions.Add("PublishDateTime > @StartCreateDateTime");
parameters.Add("@StartCreateDateTime", startCreateDateTime.Value);
}
if (endCreateDateTime.HasValue)
{
conditions.Add("PublishDateTime < @EndCreateDateTime");
parameters.Add("@EndCreateDateTime", endCreateDateTime.Value);
}
}
parameters.Add("@Type", type);
conditions.Add("Type = @Type");
conditions.Add("IsDelete = 0");
string countSql = $"Select Count(1) From Marketing..tbl_Article WITH(NOLOCK) Where {string.Join(" AND ", conditions)}";
string selectSql = $"Select {selectValues} From Marketing..tbl_Article WITH(NOLOCK) Where {string.Join(" AND ", conditions)} Order By IsTopMost desc, PublishDateTime desc OFFSET @Skip ROWS FETCH NEXT @PageSize ROWS ONLY ";
int skip = (pager.CurrentPage - 1) * pager.PageSize;
int pageSize = pager.PageSize;
parameters.Add("@Skip", skip);
parameters.Add("@PageSize", pageSize);
using (conn)
{
pager.TotalItem = conn.ExecuteScalar <int>(countSql, commandType: CommandType.Text, param: parameters);
result = conn.Query <Article>(selectSql, commandType: CommandType.Text, param: parameters).ToList();
}
return(Task.FromResult(result));
}