Goal population settings to pick difficult goals based on players count

Content.Server/Corvax/StationGoal/StationGoalPaperSystem.cs

@@ -1,5 +1,6 @@
 using System.Linq;
 using Content.Server.Fax;
+using Content.Server.GameTicking;
 using Content.Server.Paper;
 using Content.Shared.Fax.Components;
 using Content.Shared.GameTicking;
@@ -19,6 +20,12 @@ public sealed class StationGoalPaperSystem : EntitySystem
         [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
         [Dependency] private readonly IRobustRandom _random = default!;
         [Dependency] private readonly FaxSystem _faxSystem = default!;
+        [Dependency] private readonly GameTicker _gameTicker = default!;
+
+        /// <summary>
+        /// Idk how to make configs so let's put it here :\
+        /// </summary>
+        private const int PlayersCountWhenPopulationIsHigh = 50;
 
         public override void Initialize()
         {
@@ -28,12 +35,21 @@ public override void Initialize()
 
         private void OnRoundStarted(RoundStartedEvent ev)
         {
-            SendRandomGoal();
+            if (_gameTicker.PlayersJoinedRoundNormally > PlayersCountWhenPopulationIsHigh)
+            {
+                SendRandomGoal(GoalType.HighPopulation);
+            }
+            else
+            {
+                SendRandomGoal(GoalType.LowPopulation);
+            }
         }
 
-        public bool SendRandomGoal()
+        public bool SendRandomGoal(GoalType goalType = GoalType.AnyPopulation)
         {
-            var availableGoals = _prototypeManager.EnumeratePrototypes<StationGoalPrototype>().ToList();
+            var availableGoals = _prototypeManager.EnumeratePrototypes<StationGoalPrototype>()
+                    .Where(goal => goal.GoalType == GoalType.AnyPopulation || goal.GoalType == goalType)
+                    .ToList();
             var goal = _random.Pick(availableGoals);
             return SendStationGoal(goal);
         }

Content.Server/Corvax/StationGoal/StationGoalPrototype.cs

@@ -8,5 +8,17 @@ public sealed class StationGoalPrototype : IPrototype
         [IdDataFieldAttribute] public string ID { get; } = default!;
 
         [DataField("text")] public string Text { get; set; } = string.Empty;
+
+        [DataField("goalType")] public GoalType GoalType { get; set; } = GoalType.AnyPopulation;
+    }
+
+    /// <summary>
+    /// Type of goal to divide into goals that can be completed with a large or small number of players.
+    /// </summary>
+    public enum GoalType
+    {
+        AnyPopulation,
+        HighPopulation,
+        LowPopulation
     }
 }

Resources/Prototypes/SS220/Objectives/goals.yml

@@ -1,14 +1,17 @@
 - type: stationGoal
   id: StationGoalSaveplanet
   text: station-goal-saveplanet
+  goalType: LowPopulation
 
 - type: stationGoal
   id: StationGoalExpedition
   text: station-goal-expedition
+  goalType: HighPopulation
 
 - type: stationGoal
   id: StationGoalGuests
   text: station-goal-guests
+  goalType: AnyPopulation
 
 - type: stationGoal
   id: StationGoalPneumaticTubes