/// <summary>
/// 发布新帖子
/// </summary>
public async Task <Resp> PublishNewPostAsync(Models.NewPostInfo info)
{
(bool isValid, string msg) = info.IsValid();
if (!isValid)
{
return(Resp.Fault(Resp.NONE, msg));
}
Content content = new Content(info.Content, info.Files);
using var db = new MyForContext();
using var trans = db.Database.BeginTransaction();
await content.UploadImagesAndSetInContent();
DB.Tables.Post newPost = new DB.Tables.Post
{
Title = info.Title,
ThemeId = Themes.Theme.GetIdByThemeName(info.Theme),
Keyword = info.Theme,
CreateById = info.CreateById,
State = (int)Post.PostState.ToAudit
};
newPost.Content = content.ToString();
db.Posts.Add(newPost);
int suc = await db.SaveChangesAsync();
if (suc == 1)
{
trans.Commit();
return(Resp.Success(Resp.NONE));
}
return(Resp.Fault(Resp.NONE, "添加失败"));
}
public async Task <Resp> NewPostsAsync(Models.NewPostInfo info)
{
(bool isValid, string msg) = info.IsValid();
if (!isValid)
{
return(Resp.Fault(Resp.NONE, msg));
}
File files = await File.SaveImageAsync(info.Img);
DB.Tables.Post newPost = new DB.Tables.Post
{
CreateDate = DateTimeOffset.Now,
Creator = info.NickName,
Content = info.Content,
ImageId = files?.Id ?? File.DEFAULT_IMG_ID
};
using var db = new DB.DarkContext();
db.Posts.Add(newPost);
int suc = await db.SaveChangesAsync();
if (suc == 1)
{
return(Resp.Success(Resp.NONE, "成功"));
}
return(Resp.Fault(Resp.NONE, "提交失败"));
}
/// <summary>
/// 获取当前帖子的详情
/// </summary>
/// <returns></returns>
public async Task <Resp> GetDetail()
{
if (IsEmpty())
{
return(Resp.Fault(Resp.NONE, NONE_POST));
}
using var db = new MyForContext();
DB.Tables.Post post = await db.Posts.AsNoTracking()
.Include(p => p.Theme)
//.Include(p => p.Comments)
.FirstOrDefaultAsync(p => p.Id == Id);
if (post is null)
{
return(Resp.Fault(Resp.NONE, NONE_POST));
}
Results.PostDetail detail = new Results.PostDetail
{
Title = post.Title,
Theme = post.Theme.Name,
Content = post.Content,
Likes = post.Likes,
State = new Share.KeyValue
{
Key = post.State,
Value = ((PostState)post.State).GetDescription()
},
Creator = Clients.Client.GetName(post.CreateById),
CreateDate = post.CreateDate.ToStandardString(),
//Comments = post.Comments.Select(c => new Results.Comment
//{
// Id = c.Id,
// NickName = Clients.Client.GetName(c.CreateById),
// Date = c.CreateDate.ToStandardString(),
// CommentContent = c.Comment
//}).ToList()
};
List <Results.Comment> comments = await db.PostComments.AsNoTracking()
.Where(c => c.PostId == Id)
.Take(10)
.Select(c => new Results.Comment
{
Id = c.Id,
NickName = Clients.Client.GetName(c.CreateById),
Date = c.CreateDate.ToStandardString(),
CommentContent = c.Comment
}).ToListAsync();
detail.Comments = comments;
return(Resp.Success(detail, ""));
}
public async Task <bool> Like(int id)
{
using ATXDbContext db = new ATXDbContext();
DB.Tables.Post model = await db.Posts.FirstOrDefaultAsync(p => p.Id == id);
if (model is null)
{
return(false);
}
model.Likes++;
int suc = await db.SaveChangesAsync();
return(suc == 1);
}
public static string GetName(int id)
{
string key = $"45abce59-96b8-4785-879f-f04d2663c037_{id}";
string name = Cache.Get <string>(key);
if (name is null)
{
using var db = new MyForContext();
DB.Tables.Post post = db.Posts.AsNoTracking()
.FirstOrDefault(t => t.Id == id);
name = post?.Title ?? "";
_ = Cache.Set(key, name, 10);
}
return(name);
}
/// <summary>
/// 发布新帖
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public async Task <(bool, string)> PulishNewPostAsync(Models.NewPostInfo model)
{
bool suc = true;
string msg = "";
/*
* 先保存文件
* 会保存在数据库的 Files 表
* 返回的 fileId 为保存的 ID
*/
Files.File file = new Files.File();
if (model.File is null)
{
return(false, "需要上传文件");
}
int fileId = await file.SaveFileToDBAsync(model.File);
if (fileId == Files.File.NOT_FILES)
{
return(false, "文件上传失败");
}
using ATXDbContext db = new ATXDbContext();
DB.Tables.Post newPost = new DB.Tables.Post
{
Author = model.Author,
Description = model.Description,
FileId = fileId
};
db.Posts.Add(newPost);
// 添加今天的一条发布记录
await Records.Records.TodayPulishRecordIncreaseAsync();
if (await db.SaveChangesAsync() == 1)
{
return(suc, msg);
}
return(false, "发布失败");
}
/// <summary>
/// 启用管理员
/// </summary>
/// <param name="description">启用理由</param>
/// <returns></returns>
public async Task <Resp> EnabledAsync(string description)
{
using var db = new MyForContext();
DB.Tables.Post account = await db.Posts.FirstOrDefaultAsync(c => c.Id == Id);
if (account is null)
{
return(Resp.Fault(Resp.NONE, NONE_POST));
}
account.State = (int)PostState.Enabled;
int suc = await db.SaveChangesAsync();
if (suc == 1)
{
return(Resp.Success());
}
return(Resp.Fault(Resp.NONE, "启用失败"));
}
