/// <summary>
/// 加入group 連線
/// </summary>
/// <param name="key">groupName</param>
/// <param name="connectionId">連線者代碼</param>
/// <param name="version">欲使用的版號，可NULL[代表最舊的版號]</param>
public void Add(T key, string connectionId, int version)
{
lock (_groups)
{
var oldGroup = new SignalRGroupModel();
var newGroup = new SignalRGroupModel();
var connectionList = new List <SignalRConnectionModel>();
lock (connectionList)
{
var addConnectionModel = new SignalRConnectionModel()
{
Connection = connectionId, Version = version
};
oldGroup = _groups.Where(t => t.GroupName == key.ToString().ToLower()).FirstOrDefault();
newGroup = _groups.Where(t => t.GroupName == key.ToString().ToLower()).FirstOrDefault();
if (oldGroup == null)
{
newGroup = new SignalRGroupModel();
newGroup.ConnectionList = new List <SignalRConnectionModel>();
newGroup.Connections = new List <string>();
newGroup.GroupName = key.ToString().ToLower();
newGroup.Versions = new List <int>();
}
if (newGroup.ConnectionList.FirstOrDefault(t => t.Connection == connectionId) == null)
{
newGroup.ConnectionList.Add(addConnectionModel);
}
if (newGroup.Connections.FirstOrDefault(t => t == connectionId) == null)
{
newGroup.Connections.Add(connectionId);
}
if (newGroup.Versions.Count() == 0)
{
newGroup.Versions.Add(version);
}
else if (!newGroup.Versions.Where(t => t == version).Any())
{
newGroup.Versions.Add(version);
}
//再塞入新的資訊
_groups.Add(newGroup);
_groups.Remove(oldGroup);
}
}
}
/// <summary>
/// 剔除連線者
/// </summary>
/// <param name="key">groupName</param>
/// <param name="connectionId">連線者代碼</param>
public void Remove(T key, string connectionId)
{
lock (_groups)
{
var oldGroup = _groups.Where(t => t.GroupName == key.ToString().ToLower()).FirstOrDefault();
var newGroup = _groups.Where(t => t.GroupName == key.ToString().ToLower()).FirstOrDefault();
//暫存connections列表
var connectionVersions = new List <Dictionary <string, int> >();
var connectionList = new List <SignalRConnectionModel>();
var deleteConnectionModel = new SignalRConnectionModel();
if (oldGroup == null)
{
return;
}
else
{
connectionList = oldGroup.ConnectionList;
}
lock (connectionList)
{
var checkHasConnection = false;
foreach (var cnId in connectionList)
{
if (cnId.Connection == connectionId)
{
checkHasConnection = true;
deleteConnectionModel.Connection = cnId.Connection;
deleteConnectionModel.Version = cnId.Version;
}
}
//確定有找到欲刪除的connection
if (checkHasConnection)
{
newGroup.Connections.Remove(connectionId);
newGroup.ConnectionList.Remove(deleteConnectionModel);
newGroup.GroupName = key.ToString().ToLower();
//補回group資訊
_groups.Add(newGroup);
_groups.Remove(oldGroup);
}
}
}
}