Class: Flico::App

Inherits:
Object
  • Object
show all
Defined in:
lib/flico/app.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(resources) ⇒ App

Returns a new instance of App.



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# File 'lib/flico/app.rb', line 12

def initialize(resources)
    @resources = resources
end

Instance Attribute Details

#resources ⇒ Object (readonly)

Returns the value of attribute resources.



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# File 'lib/flico/app.rb', line 10

def resources
  @resources
end

Instance Method Details

#collage(images) ⇒ Object 



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# File 'lib/flico/app.rb', line 24

def collage(images)
    resources.save_collage.call(resources.collager.call(images))
end

#create_collage ⇒ Object 



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# File 'lib/flico/app.rb', line 16

def create_collage
  image_urls = []
    begin
      image_urls.push get_images
    end while image_urls.count < 10
    collage(image_urls)
end

#get_images ⇒ Object 



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# File 'lib/flico/app.rb', line 28

def get_images
    keywords_count    = 10
    keyword           = resources.dictionary.call
    image_url         = resources.flickr_api.call(keyword)
    downloaded_image  = resources.fetch_image.call(image_url)
    rescue NoImage => e
    puts "Image not found for keyword '#{keyword}'. Message: #{e.message}. Retrying"
    unless (tries -= 1) > 0
      raise ApplicationError, "Failed getting image after retrying #{MAX_KEYWORD_RETRIES} times"
    else
      retry
    end
    rescue FetchingError => e
    raise ApplicationError, e.message
end