Use a cache for players instead of reading file

app/classes/shared/server.py

@@ -11,6 +11,7 @@ import subprocess
 import html
 import urllib.request
 import glob
+import json
 
 from zoneinfo import ZoneInfo
 
@@ -132,6 +133,15 @@ class ServerInstance:
         self.server_object = HelperServers.get_server_obj(self.server_id)
         self.stats_helper = HelperServerStats(self.server_id)
         self.last_backup_failed = False
+        try:
+            with open(
+                os.path.join(self.server_object.path, "db_stats", "players_cache.json"),
+                "r",
+                encoding="utf-8",
+            ) as f:
+                self.player_cache = list(json.load(f).values())
+        except:
+            self.player_cache = []
         try:
             self.tz = get_localzone()
         except ZoneInfoNotFoundError as e:
@@ -770,6 +780,7 @@ class ServerInstance:
                 )
         if self.settings["stop_command"]:
             self.send_command(self.settings["stop_command"])
+            self.write_player_cache()
         else:
             # windows will need to be handled separately for Ctrl+C
             self.process.terminate()
@@ -1218,6 +1229,40 @@ class ServerInstance:
         )
         update_thread.start()
 
+    def write_player_cache(self):
+        write_json = {}
+        for item in self.player_cache:
+            write_json[item["name"]] = item
+        with open(
+            os.path.join(self.server_path, "db_stats", "players_cache.json"),
+            "w",
+            encoding="utf-8",
+        ) as f:
+            f.write(json.dumps(write_json, indent=4))
+            logger.info("Cache file refreshed")
+
+    def cache_players(self):
+        server_players = self.get_server_players()
+        for p in self.player_cache[:]:
+            if p["status"] == "Online" and p["name"] not in server_players:
+                p["status"] = "Offline"
+                p["last_seen"] = datetime.datetime.now().strftime("%d/%m/%Y %H:%M:%S")
+            elif p["name"] in server_players:
+                self.player_cache.remove(p)
+        for player in server_players:
+            if player == "Anonymous Player":
+                # Skip Anonymous Player
+                continue
+            if player in self.player_cache:
+                self.player_cache.remove(player)
+            self.player_cache.append(
+                {
+                    "name": player,
+                    "status": "Online",
+                    "last_seen": datetime.datetime.now().strftime("%d/%m/%Y %H:%M:%S"),
+                }
+            )
+
     def check_update(self):
         return self.stats_helper.get_server_stats()["updating"]
 
@@ -1745,6 +1790,7 @@ class ServerInstance:
 
     def record_server_stats(self):
         server_stats = self.get_servers_stats()
+        self.cache_players()
         self.stats_helper.insert_server_stats(server_stats)
 
         # delete old data

app/classes/web/panel_handler.py

@@ -781,24 +781,11 @@ class PanelHandler(BaseHandler):
                 page_data[
                     "banned_players"
                 ] = self.controller.servers.get_banned_players(server_id)
-                page_data[
+                server_instance = self.controller.servers.get_server_instance_by_id(
-                    "cached_players"
+                    server_id
-                ] = self.controller.servers.get_cached_players(server_id)
-
-                page_data["all_players"] = []
-                for player in page_data["cached_players"]:
-                    if player["name"] in page_data["get_players"]:
-                        player["status"] = "online"
-                    else:
-                        player["status"] = "offline"
-                        temp_date = datetime.datetime.strptime(
-                            player["expiresOn"], "%Y-%m-%d %H:%M:%S %z"
                 )
-                        player["last_seen"] = (
+                page_data["cached_players"] = server_instance.player_cache
-                            temp_date - datetime.timedelta(30, 0, 0, 0, 0, 0, 0)
+
-                        ).strftime("%Y/%m/%d %H:%M:%S")
-                    player["avatar"] = Helpers.get_player_avatar(player["uuid"])
-                    page_data["all_players"].append(player)
                 for player in page_data["banned_players"]:
                     player["banned"] = True
                     temp_date = datetime.datetime.strptime(

app/frontend/templates/panel/parts/server_players.html

@@ -9,14 +9,14 @@
             </tr>
         </thead>
         <tbody>
-            {% for player in data['all_players'] %}
+            {% for player in data['cached_players'] %}
             <tr id="playerItem-{{ player['name'] }}" class="playerItem--">
                 <td>
                     <strong> {{ player['name'] }}</strong>
                 </td>
-                {% if player['status'] == 'online' %}
+                {% if player['status'] == 'Online' %}
                 <td><span class="text-success"><i class="fas fa-signal"></i> {{ player['status'] }}</span></td>
-                {% elif player['status'] == 'offline' %}
+                {% elif player['status'] == 'Offline' %}
                 <td><span class="text-warning"><i class="fa-solid fa-signal-slash"></i> Last connection : {{ player['last_seen'] }}</span></td>
                 {% end %}
                 <td class="buttons">