Class: MyUrlShortener

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
app/my_lib/my_url_shortener.rb

Constant Summary collapse

MAX_RETRIES = 
3
RETRY_INTERVAL = 
1

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ MyUrlShortener

Returns a new instance of MyUrlShortener.



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# File 'app/my_lib/my_url_shortener.rb', line 15

def initialize
  host_url = Figaro.env.RAILS_DYNAMIC_HOST_URL
  api_key = Figaro.env.RAILS_DYNAMIC_API_KEY

  raise ArgumentError, "RAILS_DYNAMIC_HOST_URL is missing" if host_url.blank?
  raise ArgumentError, "RAILS_DYNAMIC_API_KEY is missing" if api_key.blank?

  @api_key = api_key
  @connection = Faraday.new(url: host_url) do |conn|
    conn.request :json
    conn.response :json, parser_options: { symbolize_names: true }
    conn.adapter Faraday.default_adapter
  end
rescue Faraday::ConnectionFailed, Faraday::TimeoutError => e
  APMErrorHandler.report('Failed to initialize ShortIO connection', e: e)
  nil
end

Class Method Details

.by_url(url) ⇒ Object 



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# File 'app/my_lib/my_url_shortener.rb', line 33

def self.by_url(url)
  instance.shorten_url(url)
end

.customer_modify_booking_link(reservation_id) ⇒ Object 



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# File 'app/my_lib/my_url_shortener.rb', line 41

def self.customer_modify_booking_link(reservation_id)
  instance.customer_modify_booking_link(reservation_id)
end

.find_or_create(url) ⇒ Object 



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# File 'app/my_lib/my_url_shortener.rb', line 37

def self.find_or_create(url)
  instance.find_or_create_url(url)
end

Instance Method Details



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# File 'app/my_lib/my_url_shortener.rb', line 45

def customer_modify_booking_link(reservation_id)
  url = generate_customer_modify_booking_link(reservation_id)
  return nil unless url.present?

  shorten_url(url)
end

#find_or_create_url(long_url) ⇒ Object 



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# File 'app/my_lib/my_url_shortener.rb', line 70

def find_or_create_url(long_url)
  Retriable.retriable(on: Faraday::ConnectionFailed, tries: MAX_RETRIES, base_interval: RETRY_INTERVAL) do
    response = @connection.post('/v1/shortLinks/findOrCreate') do |req|
      setup_request_headers(req)
      req.body = {
        api_key: @api_key,
        url: long_url,
      }.to_json
    end
    handle_response(response, long_url)
  end
rescue Faraday::ConnectionFailed, Faraday::TimeoutError => e
  APMErrorHandler.report('Failure calling find_or_create short URL Rails Dynamic Link', e: e)
  long_url
end

#shorten_url(long_url) ⇒ Object 



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# File 'app/my_lib/my_url_shortener.rb', line 52

def shorten_url(long_url)
  # Faraday::ParsingError is raised for invalid JSON responses, usually because "Retry later" HTML is returned
  Retriable.retriable(on: [Faraday::ConnectionFailed, Faraday::ParsingError], tries: MAX_RETRIES, base_interval: RETRY_INTERVAL) do
    response = @connection.post('/v1/shortLinks') do |req|
      setup_request_headers(req)
      req.body = {
        api_key: @api_key,
        url: long_url,
      }.to_json
    end

    handle_response(response, long_url)
  end
rescue Faraday::ConnectionFailed, Faraday::TimeoutError => e
  APMErrorHandler.report('Failure creating short URL Rails Dynamic Link', e: e)
  long_url # fallback to original URL
end