require 'spec_helper'
require 'cloudinary'

describe Cloudinary::Utils do
  before(:each) do
    Cloudinary.config do
      |config|
      config.cloud_name = "test123"
      config.secure_distribution = nil
      config.private_cdn = false
      config.secure = false
      config.cname = nil
      config.cdn_subdomain = false
      config.api_key = "1234"
      config.api_secret = "b"
    end
  end
  
  def test_cloudinary_url(public_id, options, expected_url, expected_options)
    url = Cloudinary::Utils.cloudinary_url(public_id, options)
    expect(url).to eq(expected_url)
    expect(options).to eq(expected_options)
    url
  end

  it "should use cloud_name from config" do    
    test_cloudinary_url("test", {}, "http://res.cloudinary.com/test123/image/upload/test", {})
  end

  it "should allow overriding cloud_name in options" do
    test_cloudinary_url("test", {:cloud_name=>"test321"}, "http://res.cloudinary.com/test321/image/upload/test", {})
  end
  
  it "should use default secure distribution if secure=true" do    
    test_cloudinary_url("test", {:secure=>true}, "https://res.cloudinary.com/test123/image/upload/test", {})
  end

  it "should allow overriding secure distribution if secure=true" do    
    test_cloudinary_url("test", {:secure=>true, :secure_distribution=>"something.else.com"}, "https://something.else.com/test123/image/upload/test", {})
  end

  it "should take secure distribution from config if secure=true" do
    Cloudinary.config.secure_distribution = "config.secure.distribution.com"
    test_cloudinary_url("test", {:secure=>true}, "https://config.secure.distribution.com/test123/image/upload/test", {})
  end

  it "should default to akamai if secure is given with private_cdn and no secure_distribution" do
    test_cloudinary_url("test", {:secure=>true, :private_cdn=>true}, "https://test123-res.cloudinary.com/image/upload/test", {})
  end

  it "should not add cloud_name if secure private_cdn and secure non akamai secure_distribution" do
    test_cloudinary_url("test", {:secure=>true, :private_cdn=>true, :secure_distribution=>"something.cloudfront.net"}, "https://something.cloudfront.net/image/upload/test", {})
  end

  it "should allow overriding private_cdn if private_cdn=true" do
    test_cloudinary_url("test", {:private_cdn => true}, "http://test123-res.cloudinary.com/image/upload/test", {})
  end

  it "should allow overriding private_cdn if private_cdn=false" do
    Cloudinary.config.private_cdn = true
    test_cloudinary_url("test", {:private_cdn => false}, "http://res.cloudinary.com/test123/image/upload/test", {})
  end

  it "should allow overriding cname if cname=example.com" do
    test_cloudinary_url("test", {:cname => "example.com"}, "http://example.com/test123/image/upload/test", {})
  end

  it "should allow overriding cname if cname=false" do
    Cloudinary.config.cname = "example.com"
    test_cloudinary_url("test", {:cname => nil}, "http://res.cloudinary.com/test123/image/upload/test", {})
  end

  it "should use format from options" do    
    test_cloudinary_url("test", {:format=>:jpg}, "http://res.cloudinary.com/test123/image/upload/test.jpg", {})
  end

  it "should disallow url_suffix in shared distribution" do
    expect{Cloudinary::Utils.cloudinary_url("test", {:url_suffix=>"hello"})}.to raise_error(CloudinaryException)
  end

  it "should disallow url_suffix in non upload types" do
    expect{Cloudinary::Utils.cloudinary_url("test", {:url_suffix=>"hello", :private_cdn=>true, :type=>:facebook})}.to raise_error(CloudinaryException)
  end

  it "should disallow url_suffix with / or ." do
    expect{Cloudinary::Utils.cloudinary_url("test", {:url_suffix=>"hello/world", :private_cdn=>true})}.to raise_error(CloudinaryException)
    expect{Cloudinary::Utils.cloudinary_url("test", {:url_suffix=>"hello.world", :private_cdn=>true})}.to raise_error(CloudinaryException)
  end

  it "should support url_suffix for private_cdn" do    
    test_cloudinary_url("test", {:url_suffix=>"hello", :private_cdn=>true}, "http://test123-res.cloudinary.com/images/test/hello", {})
    test_cloudinary_url("test", {:url_suffix=>"hello", :angle=>0, :private_cdn=>true}, "http://test123-res.cloudinary.com/images/a_0/test/hello", {})
  end

  it "should put format after url_suffix" do
    test_cloudinary_url("test", {:url_suffix=>"hello", :private_cdn=>true, :format=>"jpg"}, "http://test123-res.cloudinary.com/images/test/hello.jpg", {})
  end

  it "should not sign the url_suffix" do
    expected_signture = Cloudinary::Utils.cloudinary_url("test", :format=>"jpg", :sign_url=>true).match(/s--[0-9A-Za-z_-]{8}--/).to_s
    test_cloudinary_url("test", {:url_suffix=>"hello", :private_cdn=>true, :format=>"jpg", :sign_url=>true}, "http://test123-res.cloudinary.com/images/#{expected_signture}/test/hello.jpg", {})

    expected_signture = Cloudinary::Utils.cloudinary_url("test", :format=>"jpg", :angle=>0, :sign_url=>true).match(/s--[0-9A-Za-z_-]{8}--/).to_s
    test_cloudinary_url("test", {:url_suffix=>"hello", :private_cdn=>true, :format=>"jpg", :angle=>0, :sign_url=>true}, "http://test123-res.cloudinary.com/images/#{expected_signture}/a_0/test/hello.jpg", {})
  end

  it "should support url_suffix for raw uploads" do    
    test_cloudinary_url("test", {:url_suffix=>"hello", :private_cdn=>true, :resource_type=>:raw}, "http://test123-res.cloudinary.com/files/test/hello", {})
  end

  describe 'root_path support' do

    it "should allow use_root_path in shared distribution" do
      # expect{Cloudinary::Utils.cloudinary_url("test", {:use_root_path=>true})}.to raise_error(CloudinaryException)
      test_cloudinary_url("test", {:use_root_path=>true, :private_cdn=>false}, "http://res.cloudinary.com/test123/test", {})
      test_cloudinary_url("test", {:use_root_path=>true, :private_cdn=>false, :angle=>0}, "http://res.cloudinary.com/test123/a_0/test", {})
    end

    it "should support use_root_path for private_cdn" do
      test_cloudinary_url("test", {:use_root_path=>true, :private_cdn=>true}, "http://test123-res.cloudinary.com/test", {})
      test_cloudinary_url("test", {:use_root_path=>true, :private_cdn=>true, :angle=>0}, "http://test123-res.cloudinary.com/a_0/test", {})
    end

    it "should support use_root_path together with url_suffix for private_cdn" do
      test_cloudinary_url("test", {:use_root_path=>true, :url_suffix=>"hello", :private_cdn=>true}, "http://test123-res.cloudinary.com/test/hello", {})
    end

    it "should disallow use_root_path if not image/upload" do
      expect{Cloudinary::Utils.cloudinary_url("test", {:use_root_path=>true, :private_cdn=>true, :type=>:facebook})}.to raise_error(CloudinaryException)
      expect{Cloudinary::Utils.cloudinary_url("test", {:use_root_path=>true, :private_cdn=>true, :resource_type=>:raw})}.to raise_error(CloudinaryException)
    end

  end

  it "should use width and height from options only if crop is given" do
    test_cloudinary_url("test", {:width=>100, :height=>100}, "http://res.cloudinary.com/test123/image/upload/test", {:width=>100, :height=>100})
    test_cloudinary_url("test", {:width=>100, :height=>100, :crop=>:crop}, "http://res.cloudinary.com/test123/image/upload/c_crop,h_100,w_100/test", {:width=>100, :height=>100})
  end

  it "should not pass width and height to html in case of fit, lfill or limit crop" do
    test_cloudinary_url("test", {:width=>100, :height=>100, :crop=>:limit}, "http://res.cloudinary.com/test123/image/upload/c_limit,h_100,w_100/test", {})
    test_cloudinary_url("test", {:width=>100, :height=>100, :crop=>:lfill}, "http://res.cloudinary.com/test123/image/upload/c_lfill,h_100,w_100/test", {})
    test_cloudinary_url("test", {:width=>100, :height=>100, :crop=>:fit}, "http://res.cloudinary.com/test123/image/upload/c_fit,h_100,w_100/test", {})
  end

  it "should not pass width and height to html in case angle was used" do
    test_cloudinary_url("test", {:width=>100, :height=>100, :crop=>:scale, :angle=>:auto}, "http://res.cloudinary.com/test123/image/upload/a_auto,c_scale,h_100,w_100/test", {})
  end
    
  it "should use x, y, radius, prefix, gravity and quality from options" do    
    test_cloudinary_url("test", {:x=>1, :y=>2, :radius=>3, :gravity=>:center, :quality=>0.4, :prefix=>"a"}, "http://res.cloudinary.com/test123/image/upload/g_center,p_a,q_0.4,r_3,x_1,y_2/test", {})
  end
  
  it "should support named tranformation" do    
    test_cloudinary_url("test", {:transformation=>"blip"}, "http://res.cloudinary.com/test123/image/upload/t_blip/test", {})
  end

  it "should support array of named tranformations" do    
    test_cloudinary_url("test", {:transformation=>["blip", "blop"]}, "http://res.cloudinary.com/test123/image/upload/t_blip.blop/test", {})
  end

  it "should support base tranformation" do    
    test_cloudinary_url("test", {:transformation=>{:x=>100, :y=>100, :crop=>:fill}, :crop=>:crop, :width=>100}, "http://res.cloudinary.com/test123/image/upload/c_fill,x_100,y_100/c_crop,w_100/test", {:width=>100})
  end

  it "should support array of base tranformations" do    
    test_cloudinary_url("test", {:transformation=>[{:x=>100, :y=>100, :width=>200, :crop=>:fill}, {:radius=>10}], :crop=>:crop, :width=>100}, "http://res.cloudinary.com/test123/image/upload/c_fill,w_200,x_100,y_100/r_10/c_crop,w_100/test", {:width=>100})
  end

  it "should support array of tranformations" do    
    result = Cloudinary::Utils.generate_transformation_string([{:x=>100, :y=>100, :width=>200, :crop=>:fill}, {:radius=>10}])
    expect(result).to eq("c_fill,w_200,x_100,y_100/r_10")
  end

  it "should not include empty tranformations" do    
    test_cloudinary_url("test", {:transformation=>[{}, {:x=>100, :y=>100, :crop=>:fill}, {}]}, "http://res.cloudinary.com/test123/image/upload/c_fill,x_100,y_100/test", {})
  end

  it "should support size" do    
    test_cloudinary_url("test", {:size=>"10x10", :crop=>:crop}, "http://res.cloudinary.com/test123/image/upload/c_crop,h_10,w_10/test", {:width=>"10", :height=>"10"})
  end

  it "should use type from options" do
    test_cloudinary_url("test", {:type=>:facebook}, "http://res.cloudinary.com/test123/image/facebook/test", {})
  end

  it "should use resource_type from options" do
    test_cloudinary_url("test", {:resource_type=>:raw}, "http://res.cloudinary.com/test123/raw/upload/test", {})
  end

  it "should ignore http links only if type is not given or is asset" do
    test_cloudinary_url("http://test", {:type=>nil}, "http://test", {})
    test_cloudinary_url("http://test", {:type=>:asset}, "http://test", {})
    test_cloudinary_url("http://test", {:type=>:fetch}, "http://res.cloudinary.com/test123/image/fetch/http://test" , {})
  end

  it "should use allow absolute links to /images" do
    test_cloudinary_url("/images/test", {}, "http://res.cloudinary.com/test123/image/upload/test", {})
  end 

  it "should use ignore absolute links not to /images" do
    test_cloudinary_url("/js/test", {}, "/js/test", {})
  end 

  it "should escape fetch urls" do
    test_cloudinary_url("http://blah.com/hello?a=b", {:type=>:fetch}, "http://res.cloudinary.com/test123/image/fetch/http://blah.com/hello%3Fa%3Db", {})
  end 

  it "should should escape http urls" do
    test_cloudinary_url("http://www.youtube.com/watch?v=d9NF2edxy-M", {:type=>:youtube}, "http://res.cloudinary.com/test123/image/youtube/http://www.youtube.com/watch%3Fv%3Dd9NF2edxy-M", {})
  end 

  it "should support background" do
    test_cloudinary_url("test", {:background=>"red"}, "http://res.cloudinary.com/test123/image/upload/b_red/test", {})
    test_cloudinary_url("test", {:background=>"#112233"}, "http://res.cloudinary.com/test123/image/upload/b_rgb:112233/test", {})
  end
  
  it "should support default_image" do
    test_cloudinary_url("test", {:default_image=>"default"}, "http://res.cloudinary.com/test123/image/upload/d_default/test", {})
  end

  it "should support angle" do
    test_cloudinary_url("test", {:angle=>"55"}, "http://res.cloudinary.com/test123/image/upload/a_55/test", {})
    test_cloudinary_url("test", {:angle=>["auto", "55"]}, "http://res.cloudinary.com/test123/image/upload/a_auto.55/test", {})
  end
  
  it "should support format for fetch urls" do
    test_cloudinary_url("http://cloudinary.com/images/logo.png", {:format=>"jpg", :type=>:fetch}, "http://res.cloudinary.com/test123/image/fetch/f_jpg/http://cloudinary.com/images/logo.png", {})
  end
  
  it "should support effect" do
    test_cloudinary_url("test", {:effect=>"sepia"}, "http://res.cloudinary.com/test123/image/upload/e_sepia/test", {})
  end

  it "should support effect with hash param" do
    test_cloudinary_url("test", {:effect=>{"sepia"=>10}}, "http://res.cloudinary.com/test123/image/upload/e_sepia:10/test", {})
  end

  it "should support effect with array param" do
    test_cloudinary_url("test", {:effect=>["sepia", 10]}, "http://res.cloudinary.com/test123/image/upload/e_sepia:10/test", {}) 
  end

  {:overlay=>:l, :underlay=>:u}.each do |param, letter|
    it "should support #{param}" do
      test_cloudinary_url("test", {param=>"text:hello"}, "http://res.cloudinary.com/test123/image/upload/#{letter}_text:hello/test", {})
    end
    
    it "should not pass width/height to html for #{param}" do
      test_cloudinary_url("test", {param=>"text:hello", :height=>100, :width=>100}, "http://res.cloudinary.com/test123/image/upload/h_100,#{letter}_text:hello,w_100/test", {})
    end
  end

  it "should use ssl_detected if secure is not given as parameter and not set to true in configuration" do    
    test_cloudinary_url("test", {:ssl_detected=>true}, "https://res.cloudinary.com/test123/image/upload/test", {})
  end 

  it "should use secure if given over ssl_detected and configuration" do    
    Cloudinary.config.secure = true
    test_cloudinary_url("test", {:ssl_detected=>true, :secure=>false}, "http://res.cloudinary.com/test123/image/upload/test", {})
  end 

  it "should use secure: true from configuration over ssl_detected" do    
    Cloudinary.config.secure = true
    test_cloudinary_url("test", {:ssl_detected=>false}, "https://res.cloudinary.com/test123/image/upload/test", {})
  end 

  it "should support extenal cname" do
    test_cloudinary_url("test", {:cname=>"hello.com"}, "http://hello.com/test123/image/upload/test", {})
  end

  it "should support extenal cname with cdn_subdomain on" do
    test_cloudinary_url("test", {:cname=>"hello.com", :cdn_subdomain=>true}, "http://a2.hello.com/test123/image/upload/test", {})
  end
  
  it "should support cdn_subdomain with secure on if using shared_domain" do
    test_cloudinary_url("test", {:secure=>true, :cdn_subdomain=>true}, "https://res-2.cloudinary.com/test123/image/upload/test", {})
  end

  it "should support secure_cdn_subdomain false override with secure" do
    test_cloudinary_url("test", {:secure=>true, :cdn_subdomain=>true, :secure_cdn_subdomain=>false}, "https://res.cloudinary.com/test123/image/upload/test", {})
  end

  it "should support secure_cdn_subdomain true override with secure" do
    test_cloudinary_url("test", {:secure=>true, :cdn_subdomain=>true, :secure_cdn_subdomain=>true, :private_cdn=>true}, "https://test123-res-2.cloudinary.com/image/upload/test", {})
  end

  it "should support string param" do
    test_cloudinary_url("test", {"effect"=>{"sepia"=>10}}, "http://res.cloudinary.com/test123/image/upload/e_sepia:10/test", {})
  end
  
  it "should support border" do
    test_cloudinary_url("test", {"border"=>{:width=>5}}, "http://res.cloudinary.com/test123/image/upload/bo_5px_solid_black/test", {})
    test_cloudinary_url("test", {"border"=>{:width=>5, :color=>"#ffaabbdd"}}, "http://res.cloudinary.com/test123/image/upload/bo_5px_solid_rgb:ffaabbdd/test", {})
    test_cloudinary_url("test", {"border"=>"1px_solid_blue"}, "http://res.cloudinary.com/test123/image/upload/bo_1px_solid_blue/test", {})
    test_cloudinary_url("test", {"border"=>"2"}, "http://res.cloudinary.com/test123/image/upload/test", {:border=>"2"})
  end
  
  it "should support flags" do
    test_cloudinary_url("test", {"flags"=>"abc"}, "http://res.cloudinary.com/test123/image/upload/fl_abc/test", {})
    test_cloudinary_url("test", {"flags"=>["abc", "def"]}, "http://res.cloudinary.com/test123/image/upload/fl_abc.def/test", {})
  end

  it "build_upload_params should not destroy options" do
    options = {:width=>100, :crop=>:scale}
    expect(Cloudinary::Uploader.build_upload_params(options)[:transformation]).to eq("c_scale,w_100")
    expect(options.length).to eq(2)
  end

  it "build_upload_params canonize booleans" do
    options = {:backup=>true, :use_filename=>false, :colors=>"true", :exif=>"false", :colors=>:true, 
               :image_metadata=>:false, :invalidate=>1, :eager_async=>"1"}
    params = Cloudinary::Uploader.build_upload_params(options)
    expect(Cloudinary::Api.only(params, *options.keys)).to eq(
      :backup=>1, :use_filename=>0, :colors=>1, :exif=>0, :colors=>1, 
               :image_metadata=>0, :invalidate=>1, :eager_async=>1
    )
    expect(Cloudinary::Uploader.build_upload_params(:backup=>nil)[:backup]).to be_nil
    expect(Cloudinary::Uploader.build_upload_params({})[:backup]).to be_nil
  end
  
  it "should add version if public_id contains /" do
    test_cloudinary_url("folder/test", {}, "http://res.cloudinary.com/test123/image/upload/v1/folder/test", {})
    test_cloudinary_url("folder/test", {:version=>123}, "http://res.cloudinary.com/test123/image/upload/v123/folder/test", {})
  end

  it "should not add version if public_id contains version already" do
    test_cloudinary_url("v1234/test", {}, "http://res.cloudinary.com/test123/image/upload/v1234/test", {})
  end

  it "should allow to shorted image/upload urls" do
    test_cloudinary_url("test", {:shorten=>true}, "http://res.cloudinary.com/test123/iu/test", {})
  end
  
  it "should allow to use folders in PreloadedFile" do
    signature = Cloudinary::Utils.api_sign_request({:public_id=>"folder/file", :version=>"1234"}, Cloudinary.config.api_secret)
    preloaded = Cloudinary::PreloadedFile.new("image/upload/v1234/folder/file.jpg#" + signature)
    expect(preloaded).to be_valid
  end
  
  it "should escape public_ids" do
    [
      ["a b", "a%20b"],
      ["a+b", "a%2Bb"],
      ["a%20b", "a%20b"],
      ["a-b", "a-b"],
      ["a??b", "a%3F%3Fb"],
      ["parentheses(interject)", "parentheses%28interject%29"]
    ].each do
      |source, target|
      expect(Cloudinary::Utils.cloudinary_url(source)).to eq("http://res.cloudinary.com/test123/image/upload/#{target}")
    end      
  end
  
  it "should correctly sign URLs", :signed => true do
    test_cloudinary_url("image.jpg", {:version => 1234, :transformation => {:crop => "crop", :width => 10, :height => 20}, :sign_url => true}, "http://res.cloudinary.com/test123/image/upload/s--Ai4Znfl3--/c_crop,h_20,w_10/v1234/image.jpg", {})
    test_cloudinary_url("image.jpg", {:version => 1234, :sign_url => true}, "http://res.cloudinary.com/test123/image/upload/s----SjmNDA--/v1234/image.jpg", {})
    test_cloudinary_url("image.jpg", {:transformation => {:crop => "crop", :width => 10, :height => 20}, :sign_url => true}, "http://res.cloudinary.com/test123/image/upload/s--Ai4Znfl3--/c_crop,h_20,w_10/image.jpg", {})
    test_cloudinary_url("image.jpg", {:transformation => {:crop => "crop", :width => 10, :height => 20}, :type => :authenticated, :sign_url => true}, "http://res.cloudinary.com/test123/image/authenticated/s--Ai4Znfl3--/c_crop,h_20,w_10/image.jpg", {})
    test_cloudinary_url("http://google.com/path/to/image.png", {:type => "fetch", :version => 1234, :sign_url => true}, "http://res.cloudinary.com/test123/image/fetch/s--hH_YcbiS--/v1234/http://google.com/path/to/image.png", {})
  end

  it "should correctly sign URLs in deprecated sign_version mode", :signed => true do
    test_cloudinary_url("image.jpg", {:version => 1234, :transformation => {:crop => "crop", :width => 10, :height => 20}, :sign_url => true, :sign_version => true}, "http://res.cloudinary.com/test123/image/upload/s--MaRXzoEC--/c_crop,h_20,w_10/v1234/image.jpg", {})
    test_cloudinary_url("image.jpg", {:version => 1234, :sign_url => true, :sign_version => true}, "http://res.cloudinary.com/test123/image/upload/s--ZlgFLQcO--/v1234/image.jpg", {})
    test_cloudinary_url("image.jpg", {:transformation => {:crop => "crop", :width => 10, :height => 20}, :sign_url => true, :sign_version => true}, "http://res.cloudinary.com/test123/image/upload/s--Ai4Znfl3--/c_crop,h_20,w_10/image.jpg", {})
    test_cloudinary_url("http://google.com/path/to/image.png", {:type => "fetch", :version => 1234, :sign_url => true, :sign_version => true}, "http://res.cloudinary.com/test123/image/fetch/s--_GAUclyB--/v1234/http://google.com/path/to/image.png", {})
  end
  
  it "should correctly sign_request" do
    params = Cloudinary::Utils.sign_request({:public_id=>"folder/file", :version=>"1234"})
    expect(params).to eq(:public_id=>"folder/file", :version=>"1234", :signature=>"7a3349cbb373e4812118d625047ede50b90e7b67", :api_key=>"1234")
  end

  it "should support responsive width" do
    test_cloudinary_url("test", {:width=>100, :height=>100, :crop=>:crop, :responsive_width=>true}, "http://res.cloudinary.com/test123/image/upload/c_crop,h_100,w_100/c_limit,w_auto/test", {responsive: true})
    Cloudinary.config.responsive_width_transformation = {:width => :auto, :crop => :pad}
    test_cloudinary_url("test", {:width=>100, :height=>100, :crop=>:crop, :responsive_width=>true}, "http://res.cloudinary.com/test123/image/upload/c_crop,h_100,w_100/c_pad,w_auto/test", {responsive: true})
  end

  it "should correctly encode double arrays" do
    expect(Cloudinary::Utils.encode_double_array([1,2,3,4])).to eq("1,2,3,4")
    expect(Cloudinary::Utils.encode_double_array([[1,2,3,4],[5,6,7,8]])).to eq("1,2,3,4|5,6,7,8")
  end
end