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| require 'open-uri' | |
| # ref: http://www.singlecolorimage.com/api.html | |
| class SingleColorImageApi | |
| BASE_URL = "http://singlecolorimage.com/get" | |
| def initialize(color_6_digest_hex:, width:, height:, download_path: nil) | |
| @color_6_digest_hex = color_6_digest_hex | |
| @width = width | |
| @height = height | |
| @download_path = download_path | |
| end | |
| def self.download(**args) | |
| new(args).download | |
| end | |
| def download | |
| open(file_path, 'w') do |f| | |
| open(request_uri) do |data| | |
| f.write(data.read) | |
| end | |
| end | |
| end | |
| private | |
| attr_reader :color_6_digest_hex, :width, :height, :download_path | |
| def image_size | |
| "#{width}x#{height}" | |
| end | |
| def file_name | |
| "#{color_6_digest_hex}-#{image_size}.png" | |
| end | |
| def file_path | |
| File.join(donwload_dir, file_name) | |
| end | |
| def request_uri | |
| URI.join("#{BASE_URL}/", "#{color_6_digest_hex}/", image_size).tap{|t| puts t} | |
| end | |
| def donwload_dir | |
| download_path || FileUtils.mkdir_p(File.join("/tmp", "simple_images")).join | |
| end | |
| end | |
| # ex | |
| # SingleColorImageApi.download(color_6_digest_hex: "33fd8f", width: "400", height: "100") |
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