class BingTranslator

# File lib/bing_translator.rb, line 107
def initialize(subscription_key, options = {})
  skip_ssl_verify = options.fetch(:skip_ssl_verify, false)
  read_timeout = options.fetch(:read_timeout, 60)
  open_timeout = options.fetch(:open_timeout, 60)
  @api_client = ApiClient.new(subscription_key, skip_ssl_verify, read_timeout, open_timeout)
end

# File lib/bing_translator.rb, line 132
def detect(text)
  data = [{ 'Text' => text }].to_json

  response_json = api_client.post('/detect', data: data)
  best_detection = response_json.sort_by { |detection| -detection['score'] }.first
  best_detection['language'].to_sym
end

# File lib/bing_translator.rb, line 151
def language_names(codes, locale = 'en')
  response_json = api_client.get('/languages',
                                 params: { scope: 'translation' },
                                 headers: { 'Accept-Language' => locale },
                                 authorization: false)
  codes.map do |code|
    response = response_json['translation'][code.to_s]
    response['name'] unless response.nil?
  end
end

# File lib/bing_translator.rb, line 140
def speak(text, params = {})
  raise UsageException.new('Not supported since 3.0.0')
end

# File lib/bing_translator.rb, line 144
def supported_language_codes
  response_json = api_client.get('/languages',
                                 params: { scope: 'translation' },
                                 authorization: false)
  response_json['translation'].keys
end

# File lib/bing_translator.rb, line 114
def translate(text, params)
  translate_array([text], params).first
end

# File lib/bing_translator.rb, line 118
def translate_array(texts, params = {})
  translations = translation_request(texts, params)
  translations.map do |translation|
    translation['text'] if translation.is_a?(Hash)
  end
end

# File lib/bing_translator.rb, line 125
def translate_array2(texts, params = {})
  translations = translation_request(texts, params.merge('includeAlignment' => true))
  translations.map do |translation|
    [translation['text'], translation['alignment']['proj']] if translation.is_a?(Hash)
  end
end

# File lib/bing_translator.rb, line 166
def translation_request(texts, params)
  raise UsageException.new('Must provide :to.') if params[:to].nil?

  data = texts.map { |text| { 'Text' => text } }.to_json
  response_json = api_client.post('/translate', params: params, data: data)
  to_lang = params[:to].to_s
  response_json.map do |translation|
    # There should be just one translation, but who knows...
    translation['translations'].find { |result| result['to'].casecmp(to_lang).zero? }
  end
end