class Voicetext

# File lib/voicetext.rb, line 13
def emotions
  ['happiness', 'anger', 'sadness']
end

# File lib/voicetext.rb, line 19
def initialize(api_key)
  @api_key = api_key
end

# File lib/voicetext.rb, line 9
def speakers
  ['show', 'haruka', 'hikari', 'takeru']
end

# File lib/voicetext.rb, line 23
def tts(text, speaker, options = {})
  res = nil
  uri = URI('https://api.voicetext.jp/v1/tts')
  http = Net::HTTP.new(uri.host, 443)
  http.use_ssl = true
  http.start do |https|
    req = Net::HTTP::Post.new(uri.path)
    req.basic_auth(@api_key, '')
    req.body = body(text, speaker, options)
    res = https.request(req)
  end
  res.body
end

# File lib/voicetext.rb, line 37
def valid_pitch_range?(pitch)
  pitch.between?(50, 200)
end

# File lib/voicetext.rb, line 41
def valid_speed_range?(speed)
  speed.between?(50, 400)
end

# File lib/voicetext.rb, line 45
def valid_volume_range?(volume)
  volume.between?(50, 200)
end

# File lib/voicetext.rb, line 51
def body(text, speaker, options)
  data = "text=#{text}&speaker=#{speaker}"
  data << "&emotion=#{options[:emotion]}" if options[:emotion]
  data << "&emotion_level=#{options[:emotion_level]}" if options[:emotion_level]
  data << "&pitch#{options[:pitch]}" if options[:pitch]
  data << "&speed#{options[:speed]}" if options[:speed]
  data << "&volume#{volume[:volume]}" if options[:volume]
  data
end