update(server/functions): findby more data

server/functions.lua

@@ -7,11 +7,15 @@ end
 ---@param metadata string
 ---@param data any
 ---@return table
-function NDCore.getPlayers(metadata, data)
-    if not metadata or not data then return ActivePlayers end 
+function NDCore.getPlayers(key, value)
+    if not key or not value then return ActivePlayers end 
+    
     local players = {}
+    local keyTypes = {firstname = "firstname", lastname = "lastname", gender = "gender", groups = "groups"}
+    local findBy = keyTypes[key] or "metadata"
+
     for src, info in pairs(ActivePlayers) do
-        if info.metadata[metadata] == data then
+        if info[findBy][key] == value then
             players[src] = info
         end
     end