Class: Wavesync::Config

Inherits:
Object
  • Object
show all
Defined in:
lib/wavesync/config.rb

Constant Summary collapse

DEFAULT_PATH = 
File.join(Dir.home, 'wavesync.yml')
SUPPORTED_KEYS = 
%w[library devices].freeze
DEVICE_SUPPORTED_KEYS = 
%w[name model path transport mp3_bitrate].freeze
DEVICE_REQUIRED_KEYS = 
%w[name model path].freeze
SUPPORTED_TRANSPORTS = 
%w[filesystem mtp].freeze
SUPPORTED_MP3_BITRATES = 
[96, 128, 160, 192, 256, 320].freeze
DEFAULT_MP3_BITRATE = 
192

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(data) ⇒ Config

: (untyped data) -> void



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# File 'lib/wavesync/config.rb', line 36

def initialize(data)
  validate!(data)
  @library = File.expand_path(data['library'])
  @device_configs = data['devices'].each_with_index.map do |device, i|
    validate_device!(device, i)
    transport = device['transport'] || 'filesystem'
    path = transport == 'filesystem' ? File.expand_path(device['path']) : device['path']
    {
      name: device['name'],
      model: device['model'],
      path: path,
      transport: transport,
      mp3_bitrate: device['mp3_bitrate'] || DEFAULT_MP3_BITRATE
    }
  end
end

Instance Attribute Details

#device_configs ⇒ Object (readonly)

: Array[{ name: String, model: String, path: String, transport: String, mp3_bitrate: Integer }]



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# File 'lib/wavesync/config.rb', line 20

def device_configs
  @device_configs
end

#library ⇒ Object (readonly)

: String



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# File 'lib/wavesync/config.rb', line 19

def library
  @library
end

Class Method Details

.load(path = DEFAULT_PATH) ⇒ Object

: (?String path) -> Config



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# File 'lib/wavesync/config.rb', line 23

def self.load(path = DEFAULT_PATH)
  expanded = File.expand_path(path)
  begin
    data = YAML.load_file(expanded)
  rescue Errno::ENOENT
    raise ConfigError, "Config file not found: #{path}"
  rescue Psych::SyntaxError => e
    raise ConfigError, "Invalid YAML in config file: #{e.message}"
  end
  new(data)
end