Implements freeze, poisoned, badly poisoned

Plugins/PkmnLib.Plugin.Gen7/Scripts/Status/BadlyPoisoned.cs

@@ -1,6 +1,17 @@
 namespace PkmnLib.Plugin.Gen7.Scripts.Status;
 
 [Script(ScriptCategory.Status, "badly_poisoned")]
-public class BadlyPoisoned : Script
+public class BadlyPoisoned : Poisoned
 {
+    private int _turns = 1;
+
+    /// <inheritdoc />
+    public override float GetPoisonMultiplier() => 1f / (16f * _turns);
+
+    /// <inheritdoc />
+    public override void OnEndTurn(IBattle battle)
+    {
+        base.OnEndTurn(battle);
+        _turns = Math.Min(_turns + 1, 15);
+    }
 }

Plugins/PkmnLib.Plugin.Gen7/Scripts/Status/Frozen.cs

@@ -3,5 +3,48 @@ namespace PkmnLib.Plugin.Gen7.Scripts.Status;
 [Script(ScriptCategory.Status, "frozen")]
 public class Frozen : Script
 {
-    // TODO: Implement the Frozen status effect.
+    private IPokemon? _pokemon;
+
+    /// <inheritdoc />
+    public override void OnAddedToParent(IScriptSource source)
+    {
+        _pokemon = source as IPokemon;
+        if (_pokemon == null)
+        {
+            throw new InvalidOperationException("Frozen script can only be added to a Pokemon.");
+        }
+    }
+
+    /// <inheritdoc />
+    public override void PreventMove(IExecutingMove move, ref bool prevent)
+    {
+        if (move.UseMove.MoveType.Name == "fire" || move.UseMove.HasFlag("defrost"))
+        {
+            _pokemon?.ClearStatus();
+            return;
+        }
+
+        prevent = true;
+    }
+
+    /// <inheritdoc />
+    public override void OnEndTurn(IBattle battle)
+    {
+        if (_pokemon == null)
+            return;
+        if (battle.Random.GetInt(0, 100) >= 20)
+            return;
+
+        _pokemon.ClearStatus();
+    }
+
+    /// <inheritdoc />
+    public override void OnRemove()
+    {
+        _pokemon?.BattleData?.Battle.EventHook.Invoke(new DialogEvent("pokemon_thawed_out",
+            new Dictionary<string, object>
+            {
+                { "pokemon", _pokemon },
+            }));
+    }
 }

Plugins/PkmnLib.Plugin.Gen7/Scripts/Status/Poisoned.cs

@@ -3,5 +3,40 @@ namespace PkmnLib.Plugin.Gen7.Scripts.Status;
 [Script(ScriptCategory.Status, "poisoned")]
 public class Poisoned : Script
 {
-    // TODO: Implement the Poisoned status effect.
+    private IPokemon? _pokemon;
+
+    /// <inheritdoc />
+    public override void OnAddedToParent(IScriptSource source)
+    {
+        if (source is not IPokemon pokemon)
+            throw new InvalidOperationException("Poisoned script can only be added to a Pokemon.");
+        _pokemon = pokemon;
+    }
+
+    public virtual float GetPoisonMultiplier() => 1f / 8f;
+
+    /// <inheritdoc />
+    public override void OnEndTurn(IBattle battle)
+    {
+        if (_pokemon == null)
+            return;
+        if (_pokemon.IsFainted)
+            return;
+
+        var damage = (uint)(_pokemon.MaxHealth * GetPoisonMultiplier());
+        if (damage == 0)
+            damage = 1;
+
+        var battleData = _pokemon.BattleData;
+        var eventBatchId = new EventBatchId();
+        battleData?.Battle.EventHook.Invoke(new DialogEvent("poisoned_damage", new Dictionary<string, object>
+        {
+            { "pokemon", _pokemon },
+            { "damage", damage },
+        })
+        {
+            BatchId = eventBatchId,
+        });
+        _pokemon.Damage(damage, DamageSource.Status, eventBatchId);
+    }
 }

Plugins/PkmnLib.Plugin.Gen7/Scripts/Status/Sleep.cs

@@ -5,6 +5,7 @@ namespace PkmnLib.Plugin.Gen7.Scripts.Status;
 [Script(ScriptCategory.Status, "sleep")]
 public class Sleep : Script
 {
+    private IPokemon? _pokemon;
     public int Turns { get; set; }
 
     /// <inheritdoc />
@@ -15,6 +16,7 @@ public class Sleep : Script
             return;
         if (source is not IPokemon pokemon)
             throw new InvalidOperationException("Sleep script can only be added to a Pokemon.");
+        _pokemon = pokemon;
         var battleData = pokemon.BattleData;
         if (battleData != null)
         {
@@ -29,12 +31,7 @@ public class Sleep : Script
         Turns--;
         if (Turns <= 0)
         {
-            RemoveSelf();
-            move.User.BattleData?.Battle.EventHook.Invoke(new DialogEvent("pokemon_woke_up",
-                new Dictionary<string, object>
-                {
-                    { "pokemon", move.User },
-                }));
+            move.User.ClearStatus();
             return;
         }
 
@@ -52,4 +49,13 @@ public class Sleep : Script
             return;
         prevent = true;
     }
+
+    /// <inheritdoc />
+    public override void OnRemove()
+    {
+        _pokemon?.BattleData?.Battle.EventHook.Invoke(new DialogEvent("pokemon_woke_up", new Dictionary<string, object>
+        {
+            { "pokemon", _pokemon },
+        }));
+    }
 }

Plugins/PkmnLib.Plugin.Gen7/Scripts/Weather/Hail.cs

@@ -44,6 +44,8 @@ public class Hail : Script, ILimitedTurnsScript
 
         _duration--;
         if (_duration <= 0)
-            RemoveSelf();
+        {
+            battle.SetWeather(null, 0);
+        }
     }
 }