private object RtSubscribe(WebSocketHandler ws, string[] expressions)
{
ws.OnClose -= Ws_OnClose;
ws.OnClose += Ws_OnClose;
Dictionary <string, string> result = new Dictionary <string, string>();
logger.LogInformation("RtSubscribe {ws} expressions:{@expressions}", ws.GetHashCode(), expressions);
lock (wsTags)
{
wsTags[ws] = expressions
.Select(expression => trackerManager.GetOrAdd(connector, expression))
.ToList();
}
return(new
{
tags = wsTags[ws].Select(t => new
{
tagName = t.TagName,
status = t.Status,
updated = t.Updated,
value = t.ValueObject
}).ToArray()
});
}
private string RtUnsubscribe(WebSocketHandler ws)
{
ws.OnClose -= Ws_OnClose;
logger.LogInformation("RtUnsubscribe {ws}", ws.GetHashCode());
lock (wsTags) wsTags.Remove(ws, out _);
return("ok");
}
