public async Task <IActionResult> PostWatchhistory([FromBody] Watchhistory watchhistory)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
_context.Watchhistory.Add(watchhistory);
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateException)
{
if (WatchhistoryExists(watchhistory.Usid))
{
return(new StatusCodeResult(StatusCodes.Status409Conflict));
}
else
{
throw;
}
}
return(CreatedAtAction("GetWatchhistory", new { id = watchhistory.Usid }, watchhistory));
}
public async Task <IActionResult> PutWatchhistory([FromRoute] int id, [FromBody] Watchhistory watchhistory)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (id != watchhistory.Usid)
{
return(BadRequest());
}
_context.Entry(watchhistory).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!WatchhistoryExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> GetVideoInfo(int vid)
{
if (!ModelState.IsValid)
{
return(BadRequest(new { status = "error", data = ModelState.ToString() }));
}
var video = await _context.Video.FindAsync(vid);
if (video == null)
{
return(NotFound(new { status = "not found" }));
}
var tags = _context.Videotag
.Where(x => x.Vid == video.Vid)
.Join(_context.Tag, x => x.TagId, y => y.TagId, (x, y) => new
{
name = y.Name,
tag_id = x.TagId,
cat_id = y.CatId
});
//上传视频的user
var user = await _context.Users.FindAsync(video.Usid);
string baseUrl = Request.Scheme + "://" + Request.Host + "/";
bool isLogin = false;
int myid = -1;
int ifavorite = 0;
int ilike = 0;
int ifollow = 0;
var auth = await HttpContext.AuthenticateAsync();
if (auth.Succeeded)
{
var claim = User.FindFirstValue("User");
if (int.TryParse(claim, out myid))
{
isLogin = true;
}
if (!Int32.TryParse(claim, out var loginUsid))
{
return(BadRequest(new { status = "validation failed" }));
}
var user_now = await _context.Users.FindAsync(loginUsid);
//添加观看历史
var wh0 = await _context.Watchhistory.FirstOrDefaultAsync(x => x.Usid == loginUsid && x.Vid == video.Vid);
if (wh0 != null)
{
_context.Watchhistory.Remove(wh0);
}
var w_h = new Watchhistory();
w_h.CreateTime = DateTime.Now;
w_h.Usid = user_now.Usid;
w_h.Vid = video.Vid;
_context.Watchhistory.Add(w_h);
}
if (isLogin)
{
ilike = (await _context.Likevideo.FindAsync(myid, vid)) == null ? 0 : 1;
ifavorite = (await _context.Favorite.FindAsync(myid, vid)) == null ? 0 : 1;
ifollow = (await _context.Follow.FindAsync(myid, user.Usid)) == null ? 0 : 1;
}
var result = new
{
vid = video.Vid,
title = video.Title,
desc = video.Description,
cover = baseUrl + "images/" + video.Cover,
view_num = video.WatchNum,
comment_num = video.CommentNum,
upload_time = video.CreateTime.ToTimestamp(),
url = baseUrl + "videos/" + video.Path,
like_num = video.LikeNum,
favorite_num = video.FavoriteNum,
share_num = video.FavoriteNum,
tags = tags,
up = new
{
usid = user.Usid,
name = user.Nickname,
desc = user.Signature,
follow_num = user.FollowerNum,
avatar = baseUrl + "images/" + user.Avatar,
ifollow
},
ilike,
ifavorite
};
try
{
await _context.SaveChangesAsync();
}
catch
{
return(Ok(new { status = "Create History failed.", data = result }));
}
//修改播放量
try
{
video.WatchNum++;
await _context.SaveChangesAsync();
}
catch
{
return(Ok(new { status = "Modification Failed.", data = result }));
}
return(Ok(new { status = "ok", data = result }));
}
