Sample Gallery App With CarrierWave

Content

This repo is a sample project using CarrierWave and PostgreSQL array dealing with multiple images features.

#No_Nested_Forms

Features

• Create a new gallery by uploading multiple images
• Upload more images into existing gallery
• Delete specific image from existing gallery (one at a time)

Technique

By using array, this project implment the the remove single image by

def remove_image_at_index(index)
  remain_images = @gallery.images
  deleted_image = remain_images.delete_at(index)
  deleted_image.try(:remove!)
  @gallery.images = remain_images
end

And add more images by

def add_more_images(new_images)
  images = @gallery.images
  images += new_images
  @gallery.images = images
end

Corresponding Blog Post

Multiple Images Uploading With CarrierWave and PostgreSQL Array