Add some Faction commands, Try EF error fix

Main.cs

@@ -43,11 +43,5 @@ namespace reallife_gamemode
                 }
             }
         }
-
-        [ServerEvent(Event.ResourceStop)]
-        public void OnResourceStop()
-        {
-            NAPI.Chat.SendChatMessageToAll("on stop");
-        }
     }
 }

Server/Commands/Admin.cs

@@ -1,7 +1,9 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Text;
 using GTANetworkAPI;
+using reallife_gamemode.Model;
 using reallife_gamemode.Server.Extensions;
 using reallife_gamemode.Server.Services;
 using reallife_gamemode.Server.Util;
@@ -199,5 +201,57 @@ namespace reallife_gamemode.Server.Commands
 
             target.GiveWeapon(wHash, ammo);
         }
+
+        [Command("factionlist", "~m~Benutzung: ~s~/factionlist")]
+        public void CmdAdminFactionlist(Client player)
+        {
+            if (!player.GetUser()?.IsAdmin(AdminLevel.ADMIN) ?? true)
+            {
+                ChatService.NotAuthorized(player);
+                return;
+            }
+
+            using(var dbContext = new DatabaseContext())
+            {
+                player.SendChatMessage("~m~__________ ~s~Fraktionen ~m~__________");
+                foreach(Entities.Faction f in dbContext.Factions)
+                {
+                    player.SendChatMessage(f.Id.ToString().PadRight(3) + " | " + f.Name);
+                }
+            }
+        }
+
+        [Command("ainvite", "~m~Benutzung: ~s~/ainvite [Name] [Fraktion]")]
+        public void CmdAdminAinvite(Client player, string name, int faction)
+        {
+            if (!player.GetUser()?.IsAdmin(AdminLevel.ADMIN) ?? true)
+            {
+                ChatService.NotAuthorized(player);
+                return;
+            }
+
+            Client target = ClientService.GetClientByName(name);
+            if (target == null)
+            {
+                ChatService.PlayerNotFound(player);
+                return;
+            }
+
+            using (var dbContext = new DatabaseContext())
+            {
+                Entities.Faction f = dbContext.Factions.FirstOrDefault(x => x.Id == faction);
+                if(f == null)
+                {
+                    player.SendChatMessage("~r~[FEHLER]~s~ Diese Fraktion existiert nicht (Liste: ~m~/factionlist).");
+                    return;
+                }
+
+                target.GetUser(dbContext).Faction = f;
+                dbContext.SaveChanges();
+
+                player.SendChatMessage("~b~[ADMIN]~y~ " + player.Name + "~s~ hat den Spieler ~y~" + target.Name + "~s~ administrativ in die Fraktion ~o~" + f.Name + "~s~ eingeladen.");
+                target.SendChatMessage("~b~[ADMIN]~y~ Du wurdest von ~y~" + player.Name + "~s~ administrativ in die Fraktion ~o~" + f.Name + "~s~ eingeladen.");
+            }
+        }
     }
 }

Server/Commands/Faction.cs

@@ -20,10 +20,15 @@ namespace reallife_gamemode.Server.Commands
         public void CmdFactionF(Client player, string message)
         {
             User u = player.GetUser();
+            if(u.Faction == null)
+            {
+                ChatService.NotAuthorized(player);
+                return;
+            }
 
             string broadcastMessage = "** " + player.Name + ": " + message + " )) **";
 
-            ChatService.BroadcastFaction(broadcastMessage, player.GetFaction());
+            ChatService.BroadcastFaction(broadcastMessage, u.Faction);
         }
     }
 }

Server/Extensions/ClientExtension.cs

@@ -1,4 +1,5 @@
 using GTANetworkAPI;
+using Microsoft.EntityFrameworkCore;
 using reallife_gamemode.Model;
 using reallife_gamemode.Server.Entities;
 using System;
@@ -16,19 +17,33 @@ namespace reallife_gamemode.Server.Extensions
 {
     public static class ClientExtension
     {
-        public static User GetUser(this Client client)
+        public static User GetUser(this Client client, DatabaseContext context = null)
+        {
+            if(context == null)
             {
                 using (DatabaseContext dbContext = new DatabaseContext())
                 {
                     return dbContext.Users.FirstOrDefault(u => u.Name == client.Name);
                 }
             }
+            else
+            {
+                return context.Users.FirstOrDefault(u => u.Name == client.Name);
+            }
+        }
 
-        public static Faction GetFaction(this Client client)
+        public static Faction GetFaction(this Client client, DatabaseContext context = null)
+        {
+            if(context == null)
             {
                 using (DatabaseContext dbContext = new DatabaseContext())
                 {
-                return dbContext.Factions.Find(client.GetUser().Faction);
+                    return dbContext.Factions.Find(client.GetUser(context).Faction);
+                }
+            }
+            else
+            {
+                return context.Factions.Find(client.GetUser(context).Faction);
             }
         }
     }