public PointShowUserCollection GetTopUserShows(int userID, int count)
{
PointShowUserCollection users;
PointShowUserCollection result = new PointShowUserCollection();
if (CacheUtil.TryGetValue <PointShowUserCollection>(showUsersKey, out users))
{
int i = 0;
foreach (PointShowUser user in users)
{
result.Add(user);
i++;
if (i == count)
{
break;
}
}
return(users);
}
Dictionary <int, int> points;
Dictionary <int, string> contents;
UserCollection temp = GetUserShows(userID, 1, count, out points, out contents);
users = new PointShowUserCollection();
int m = 0;
foreach (User u in temp)
{
PointShowUser pointShowUser = new PointShowUser();
pointShowUser.Content = contents[u.UserID];
pointShowUser.Price = points[u.UserID];
pointShowUser.UserID = u.UserID;
users.Add(pointShowUser);
if (m < count)
{
result.Add(pointShowUser);
m++;
}
}
CacheUtil.Set <PointShowUserCollection>(showUsersKey, users);
return(result);
}
public void UpdateTopUserShowsWhenVisited(int userID, int price)
{
PointShowUserCollection users;
if (CacheUtil.TryGetValue <PointShowUserCollection>(showUsersKey, out users))
{
PointShowUser user = users.GetValue(userID);
if (user == null)
{
return;
}
//如果比缓存里最小的单价还小 那么需要清除缓存
if (users[users.Count - 1].Price > price)
{
ClearTopUserShowsCache();
return;
}
PointShowUserCollection newUsers = new PointShowUserCollection();
foreach (PointShowUser tempUser in users)
{
if (tempUser.UserID == userID)
{
continue;
}
if (price > tempUser.Price)
{
newUsers.Add(tempUser);
}
newUsers.Add(tempUser);
}
CacheUtil.Set <PointShowUserCollection>(showUsersKey, newUsers);
}
}