fixes reset cache option menu crash

Data/Scripts/048_Fusion/Sprites/PIFSprite.rb

@@ -1,4 +1,4 @@
-#object representing a sprite which saves its position in the tileset
+# object representing a sprite which saves its position in the tileset
 class PIFSprite
   attr_accessor :type
   attr_accessor :head_id
@@ -6,7 +6,7 @@ class PIFSprite
   attr_accessor :alt_letter
   attr_accessor :local_path
 
-  #types:
+  # types:
   # :AUTOGEN, :CUSTOM, :BASE
   def initialize(type, head_id, body_id, alt_letter = "")
     @type = type
@@ -24,47 +24,69 @@ class PIFSprite
     echoln "Local path: #{@local_path}"
   end
 
-  def equals(other_pif_sprite)
-    return @type == other_pif_sprite.type &&
-      @head_id == other_pif_sprite.head_id &&
-      @body_id == other_pif_sprite.body_id &&
-      @alt_letter == other_pif_sprite.alt_letter &&
-      @local_path == other_pif_sprite.local_path
+  def exists()
+    filename = get_spritesheet_path()
+    echoln filename
+    return File.file?(filename)
   end
 
-  #little hack for old methods that expect a filename for a sprite
-  def to_filename()
+  def get_spritesheet_path()
     case @type
-    when :CUSTOM
-      return "#{@head_id}.#{@body_id}#{@alt_letter}.png"
-    when :AUTOGEN
-      return "#{@head_id}.#{@body_id}.png"
     when :BASE
-      return "#{@head_id}#{@alt_letter}.png"
+      path = "#{BaseSpriteExtracter::SPRITESHEET_FOLDER_PATH}#{@head_id}.png"
+    when :CUSTOM
+      path = "#{CustomSpriteExtracter::SPRITESHEET_FOLDER_PATH}#{@head_id}/#{@head_id}#{@alt_letter}.png"
+    when :AUTOGEN
+      path = "#{AutogenExtracter::SPRITESHEET_FOLDER_PATH}#{@head_id}.png"
+    else
+      return nil
     end
+    echoln path
+    return path
   end
-
-  def setup_from_spritename(spritename, type)
-    @type = type
-    cleaned_name = spritename.gsub(".png", "")
-    if cleaned_name =~ /(\d+)\.(\d+)([a-zA-Z]*)/
-      head_id = $1
-      body_id = $2
-      alt_letter = $3
-    end
-    @head_id = head_id
-    @body_id = body_id
-    @alt_letter = alt_letter
-  end
-
-  def self.from_spritename(spritename, type)
-    obj = allocate
-    obj.send(:setup_from_spritename, spritename, type)
-    obj
-  end
-
 end
 
+def equals(other_pif_sprite)
+  return @type == other_pif_sprite.type &&
+    @head_id == other_pif_sprite.head_id &&
+    @body_id == other_pif_sprite.body_id &&
+    @alt_letter == other_pif_sprite.alt_letter &&
+    @local_path == other_pif_sprite.local_path
+end
+
+# little hack for old methods that expect a filename for a sprite
+def to_filename()
+  case @type
+  when :CUSTOM
+    return "#{@head_id}.#{@body_id}#{@alt_letter}.png"
+  when :AUTOGEN
+    return "#{@head_id}.#{@body_id}.png"
+  when :BASE
+    return "#{@head_id}#{@alt_letter}.png"
+  end
+end
+
+def setup_from_spritename(spritename, type)
+  @type = type
+  cleaned_name = spritename.gsub(".png", "")
+  if cleaned_name =~ /(\d+)\.(\d+)([a-zA-Z]*)/
+    head_id = $1
+    body_id = $2
+    alt_letter = $3
+  end
+  @head_id = head_id
+  @body_id = body_id
+  @alt_letter = alt_letter
+end
+
+def self.from_spritename(spritename, type)
+  obj = allocate
+  obj.send(:setup_from_spritename, spritename, type)
+  obj
+end
+
+
+
 def new_pif_sprite_from_dex_num(type, dexNum, alt_letter)
   body_id = getBodyID(dexNum)
   head_id = getHeadID(dexNum, body_id)
@@ -72,7 +94,7 @@ def new_pif_sprite_from_dex_num(type, dexNum, alt_letter)
 end
 
 def pif_sprite_from_spritename(spritename, autogen = false)
-  spritename = spritename.split(".png")[0] #remove the extension
+  spritename = spritename.split(".png")[0] # remove the extension
   if spritename =~ /^(\d+)\.(\d+)([a-zA-Z]*)$/ # Two numbers with optional letters
     type = :CUSTOM
     head_id = $1.to_i # Head (e.g., "1" in "1.2.png")