fix: thumbnail generation

lib/fotos/zip_extractor.rb

@@ -12,7 +12,6 @@ module Fotos
     end
 
     attr_reader :zip_file_path, :destination_path
-    attr_accessor :extracted_paths, :copied_paths
 
     def call
       extract
@@ -30,7 +29,7 @@ module Fotos
           file_name = entry.name.split('/').last
           dest_path = File.join(tmp_dir_path, file_name)
           #puts "extracting #{entry.name}"
-          extracted_paths << dest_path
+          @extracted_paths << dest_path
           entry.extract(dest_path)
         rescue Zip::DestinationFileExistsError
           next
@@ -40,7 +39,7 @@ module Fotos
 
     def copy
       date_format = '%d-%m-%Y'
-      copied_paths = extracted_paths.map do |fp|
+      @copied_paths = @extracted_paths.map do |fp|
         file_name = File.basename(fp)
         puts "looking at #{file_name}"
         exif = EXIFR::JPEG.new(fp)
@@ -61,7 +60,7 @@ module Fotos
     end
 
     def generate_thumbnails
-      copied_paths.map do |fp|
+      @copied_paths.map do |fp|
         Thumbnail.new(fp).create
       end
     end