Removes several unused maps

Data/Scripts/012_Overworld/001_Overworld.rb

@@ -155,7 +155,7 @@ Events.onStepTakenFieldMovement += proc { |_sender, e|
     end
     if event == $game_player
       currentTag = $game_player.pbTerrainTag
-      if currentTag.waterfall_crest || currentTag.waterfall
+      if isTerrainWaterfall(currentTag)
         pbDescendWaterfall
       elsif currentTag.ice && !$PokemonGlobal.sliding
         pbSlideOnIce
@@ -166,6 +166,10 @@ Events.onStepTakenFieldMovement += proc { |_sender, e|
   end
 }
 
+def isTerrainWaterfall(currentTag)
+  return currentTag.waterfall_crest || currentTag.waterfall
+end
+
 def isRepelActive()
   return false if $game_switches[SWITCH_USED_AN_INCENSE]
   return ($PokemonGlobal.repel > 0) || $PokemonTemp.pokeradar

Data/Scripts/012_Overworld/004_Overworld_FieldMoves.rb

@@ -1137,13 +1137,20 @@ end
 
 Events.onAction += proc { |_sender, _e|
   terrain = $game_player.pbFacingTerrainTag
-  if terrain.waterfall
+  if terrain.waterfall || isFacingTempWaterfall()
     pbWaterfall
   elsif terrain.waterfall_crest
     pbMessage(_INTL("A wall of water is crashing down with a mighty roar."))
   end
 }
 
+def isFacingTempWaterfall()
+  return if !$game_temp.temp_waterfall
+  player_coordinates = [$game_player.x, $game_player.y]
+  echoln $game_temp.temp_waterfall.include?(player_coordinates)
+  return $game_temp.temp_waterfall.include?(player_coordinates)
+end
+
 HiddenMoveHandlers::CanUseMove.add(:WATERFALL, proc { |move, pkmn, showmsg|
   next false if !pbCheckHiddenMoveBadge(Settings::BADGE_FOR_WATERFALL, showmsg)
   if !$game_player.pbFacingTerrainTag.waterfall