Some more code for Gen 9 abilities

Data/Scripts/011_Battle/002_Battler/001_Battle_Battler.rb

@@ -638,6 +638,29 @@ class Battle::Battler
     return false
   end
 
+  # Returns whether this battler can be made to switch out because of another
+  # battler's move.
+  def canBeForcedOutOfBattle?(show_message = true)
+    if hasActiveAbility?(:SUCTIONCUPS) && !beingMoldBroken?
+      if show_message
+        @battle.pbShowAbilitySplash(self)
+        if Battle::Scene::USE_ABILITY_SPLASH
+          @battle.pbDisplay(_INTL("{1} anchors itself!", pbThis))
+        else
+          @battle.pbDisplay(_INTL("{1} anchors itself with {2}!", pbThis, abilityName))
+        end
+        @battle.pbHideAbilitySplash(self)
+      end
+      return false
+    end
+    return false if hasActiveAbility?(:GUARDDOG) && !beingMoldBroken?
+    if @effects[PBEffects::Ingrain]
+      @battle.pbDisplay(_INTL("{1} anchored itself with its roots!", pbThis)) if show_message
+      return false
+    end
+    return true
+  end
+
   def movedThisRound?
     return @lastRoundMoved && @lastRoundMoved == @battle.turnCount
   end

Data/Scripts/011_Battle/002_Battler/005_Battler_StatStages.rb

@@ -332,7 +332,14 @@ class Battle::Battler
       return false
     end
     if Battle::Scene::USE_ABILITY_SPLASH
-      return pbLowerStatStageByAbility(:ATTACK, 1, user, false)
+      if hasActiveAbility?(:GUARDDOG)
+        @battle.pbShowAbilitySplash(self)
+        ret = pbRaiseStatStageByAbility(:ATTACK, 1, user, false)
+        @battle.pbHideAbilitySplash(self)
+        return ret
+      else
+        return pbLowerStatStageByAbility(:ATTACK, 1, user, false)
+      end
     end
     # NOTE: These checks exist to ensure appropriate messages are shown if
     #       Intimidate is blocked somehow (i.e. the messages should mention the
@@ -365,6 +372,10 @@ class Battle::Battler
         return false
       end
     end
+    if hasActiveAbility?(:GUARDDOG)
+      return false if !pbCanRaiseStatStage?(:ATTACK, user)
+      return pbRaiseStatStageByCause(:ATTACK, 1, user, user.abilityName)
+    end
     return false if !pbCanLowerStatStage?(:ATTACK, user)
     return pbLowerStatStageByCause(:ATTACK, 1, user, user.abilityName)
   end

Data/Scripts/011_Battle/003_Move/013_MoveEffects_SwitchingActing.rb

@@ -155,22 +155,7 @@ class Battle::Move::SwitchOutTargetStatusMove < Battle::Move
   def canMagicCoat?;            return true; end
 
   def pbFailsAgainstTarget?(user, target, show_message)
-    if target.hasActiveAbility?(:SUCTIONCUPS) && !target.beingMoldBroken?
+    return true if !target.canBeForcedOutOfBattle?(show_message)
-      if show_message
-        @battle.pbShowAbilitySplash(target)
-        if Battle::Scene::USE_ABILITY_SPLASH
-          @battle.pbDisplay(_INTL("{1} anchors itself!", target.pbThis))
-        else
-          @battle.pbDisplay(_INTL("{1} anchors itself with {2}!", target.pbThis, target.abilityName))
-        end
-        @battle.pbHideAbilitySplash(target)
-      end
-      return true
-    end
-    if target.effects[PBEffects::Ingrain]
-      @battle.pbDisplay(_INTL("{1} anchored itself with its roots!", target.pbThis)) if show_message
-      return true
-    end
     if target.wild? && target.allAllies.length == 0 && @battle.canRun
       # End the battle
       if target.level > user.level
@@ -205,8 +190,7 @@ class Battle::Move::SwitchOutTargetStatusMove < Battle::Move
     targets.each do |b|
       next if b.fainted? || b.damageState.unaffected
       next if b.wild?
-      next if b.effects[PBEffects::Ingrain]
+      next if !b.canBeForcedOutOfBattle?(false)
-      next if b.hasActiveAbility?(:SUCTIONCUPS) && !b.beingMoldBroken?
       newPkmn = @battle.pbGetReplacementPokemonIndex(b.index, true)   # Random
       next if newPkmn < 0
       @battle.pbRecallAndReplace(b.index, newPkmn, true)
@@ -240,8 +224,7 @@ class Battle::Move::SwitchOutTargetDamagingMove < Battle::Move
     targets.each do |b|
       next if b.fainted? || b.damageState.unaffected || b.damageState.substitute
       next if b.wild?
-      next if b.effects[PBEffects::Ingrain]
+      next if !b.canBeForcedOutOfBattle?(false)
-      next if b.hasActiveAbility?(:SUCTIONCUPS) && !b.beingMoldBroken?
       newPkmn = @battle.pbGetReplacementPokemonIndex(b.index, true)   # Random
       next if newPkmn < 0
       @battle.pbRecallAndReplace(b.index, newPkmn, true)

Data/Scripts/011_Battle/006_AI MoveEffects/009_AI_MoveEffects_SwitchingActing.rb

@@ -202,6 +202,7 @@ Battle::AI::Handlers::MoveEffectAgainstTargetScore.add("SwitchOutTargetDamagingM
     next score if target.wild?
     # No score modification if the target can't be made to switch out
     next score if target.has_active_ability?(:SUCTIONCUPS) && !target.being_mold_broken?
+    next score if target.has_active_ability?(:GUARDDOG) && !target.being_mold_broken?
     next score if target.effects[PBEffects::Ingrain]
     # No score modification if the target can't be replaced
     can_switch = false

Data/Scripts/011_Battle/007_Other battle code/008_Battle_AbilityEffects.rb

@@ -364,6 +364,61 @@ Battle::AbilityEffects::WeightCalc.add(:LIGHTMETAL,
 # OnHPDroppedBelowHalf handlers
 #===============================================================================
 
+Battle::AbilityEffects::OnHPDroppedBelowHalf.add(:ANGERSHELL,
+  proc { |ability, battler, move_user, battle|
+    next false if !move_user   # Not triggered if damage wasn't from a move
+    next false if move_user.index == battler.index   # Not triggered by self-injury
+    stat_up   = [:ATTACK, 1, :SPECIAL_ATTACK, 1, :SPEED, 1]
+    stat_down = [:DEFENSE, 1, :SPECIAL_DEFENSE, 1]
+    # Check if it will have any effect
+    failed = true
+    (stat_down.length / 2).times do |i|
+      next if !battler.pbCanLowerStatStage?(stat_down[i * 2], battler)
+      failed = false
+      break
+    end
+    (stat_up.length / 2).times do |i|
+      next if !battler.pbCanRaiseStatStage?(stat_up[i * 2], battler)
+      failed = false
+      break
+    end
+    next false if failed
+    # Ability will have an effect; do it
+    battle.pbShowAbilitySplash(battler)
+    # Lower stats
+    show_anim = true
+    (stat_down.length / 2).times do |i|
+      next if !battler.pbCanLowerStatStage?(stat_down[i * 2], battler)
+      if Battle::Scene::USE_ABILITY_SPLASH
+        if battler.pbLowerStatStage(stat_down[i * 2], stat_down[(i * 2) + 1], battler, show_anim)
+          show_anim = false
+        end
+      else
+        if battler.pbLowerStatStageByCause(stat_down[i * 2], stat_down[(i * 2) + 1], battler, battler.abilityName, show_anim)
+          show_anim = false
+        end
+      end
+    end
+    # Raise stats
+    show_anim = true
+    (stat_up.length / 2).times do |i|
+      next if !battler.pbCanRaiseStatStage?(stat_up[i * 2], battler)
+      if Battle::Scene::USE_ABILITY_SPLASH
+        if battler.pbRaiseStatStage(stat_up[i * 2], stat_up[(i * 2) + 1], battler, show_anim)
+          show_anim = false
+        end
+      else
+        if battler.pbRaiseStatStageByCause(stat_up[i * 2], stat_up[(i * 2) + 1], battler, battler.abilityName, show_anim)
+          show_anim = false
+        end
+      end
+    end
+    battle.pbHideAbilitySplash(battler)
+    next false
+  }
+)
+
+
 Battle::AbilityEffects::OnHPDroppedBelowHalf.add(:EMERGENCYEXIT,
   proc { |ability, battler, move_user, battle|
     next false if battler.effects[PBEffects::SkyDrop] >= 0 ||

Data/Scripts/011_Battle/007_Other battle code/009_Battle_ItemEffects.rb

@@ -1591,20 +1591,7 @@ Battle::ItemEffects::AfterMoveUseFromTarget.add(:REDCARD,
     battle.pbDisplay(_INTL("{1} held up its {2} against {3}!",
        battler.pbThis, battler.itemName, user.pbThis(true)))
     battler.pbConsumeItem
-    if user.hasActiveAbility?(:SUCTIONCUPS) && !user.being_mold_broken?
+    next if !user.canBeForcedOutOfBattle?
-      battle.pbShowAbilitySplash(user)
-      if Battle::Scene::USE_ABILITY_SPLASH
-        battle.pbDisplay(_INTL("{1} anchors itself!", user.pbThis))
-      else
-        battle.pbDisplay(_INTL("{1} anchors itself with {2}!", user.pbThis, user.abilityName))
-      end
-      battle.pbHideAbilitySplash(user)
-      next
-    end
-    if user.effects[PBEffects::Ingrain]
-      battle.pbDisplay(_INTL("{1} anchored itself with its roots!", user.pbThis))
-      next
-    end
     battle.pbRecallAndReplace(user.index, newPkmn, true)
     battle.pbDisplay(_INTL("{1} was dragged out!", user.pbThis))
     battle.pbClearChoice(user.index)   # Replacement Pokémon does nothing this round