Finished faction system, slightly changed client files

Server/Events/Faction.cs

@@ -0,0 +1,73 @@
+using GTANetworkAPI;
+using Newtonsoft.Json;
+using reallife_gamemode.Model;
+using reallife_gamemode.Server.Entities;
+using reallife_gamemode.Server.Util;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace reallife_gamemode.Server.Events
+{
+    class Faction : Script
+    {
+        [RemoteEvent("OnFactionRanksEdit")]
+        public void OnFactionRanksEdit(Client player, string jsonData)
+        {
+            Console.WriteLine(jsonData);
+            FactionRankHelper helper = JsonConvert.DeserializeObject<FactionRankHelper>(jsonData);
+            using(var context = new DatabaseContext())
+            {
+                Entities.Faction f = context.Factions.FirstOrDefault(x => x.Id == helper.FactionId);
+                if (f == null)
+                {
+                    player.SendChatMessage("~r~[FEHLER]~s~ Bei der Bearbeitung der Ränge ist ein Fehler aufgetreten: Die Fraktion existiert nicht.");
+                    return;
+                }
+
+                List<Rank> ranks = helper.Ranks;
+                int length = ranks.Count;
+
+                List<FactionRank> factionRanks = context.FactionRanks.ToList().FindAll(fR => fR.FactionId == f.Id);
+
+                List<int> found = new List<int>();
+
+                for(int i = 0; i < ranks.Count; i++)
+                {
+                    Rank newRank = ranks[i];
+                    if(newRank.Id == 0)
+                    {
+                        Console.WriteLine("Neuer Rang: " + newRank.Name);
+                        context.FactionRanks.Add(new FactionRank
+                        {
+                            RankName = newRank.Name,
+                            FactionId = f.Id,
+                            Order = length - i
+                        });
+                    }
+                    else
+                    {
+                        FactionRank factionRank = factionRanks.Find(r => r.Id == newRank.Id);
+                        Console.WriteLine($"Edited Rang: {factionRank.RankName} -> {newRank.Name}");
+                        factionRank.RankName = newRank.Name;
+                        factionRank.Order = length - i;
+                        found.Add(factionRank.Id);
+                    }
+                }
+
+                for(int i = 0; i < factionRanks.Count; i++)
+                {
+                    if(!found.Contains(factionRanks[i].Id))
+                    {
+                        Console.WriteLine("removed: " + factionRanks[i].RankName);
+                        context.FactionRanks.Remove(factionRanks[i]);
+                    }
+                }
+
+                player.SendChatMessage("~g~Die Ränge wurden erfolgreich gespeichert.");
+                context.SaveChanges();
+            }
+        }
+    }
+}