class Fontist::Config

# File lib/fontist/config.rb, line 34
def custom_values
  instance.custom_values
end

# File lib/fontist/config.rb, line 46
def default_value(key)
  instance.default_value(key)
end

# File lib/fontist/config.rb, line 42
def delete(key)
  instance.delete(key)
end

# File lib/fontist/config.rb, line 50
def from_file(path)
  return new unless File.exist?(path)

  content = File.read(path)
  from_yaml(content)
end

# File lib/fontist/config.rb, line 26
def instance
  @instance ||= new.tap(&:load)
end

# File lib/fontist/config.rb, line 58
def initialize(**attrs)
  @custom_values = {}
  super
end

# File lib/fontist/config.rb, line 38
def set(key, value)
  instance.set(key, value)
end

# File lib/fontist/config.rb, line 30
def values
  instance.values
end

# File lib/fontist/config.rb, line 67
def custom_values
  @custom_values
end

# File lib/fontist/config.rb, line 90
def default_value(key)
  default_values[key.to_sym]
end

# File lib/fontist/config.rb, line 94
def default_values
  { fonts_path: Fontist.fontist_path.join("fonts"),
    open_timeout: 60,
    read_timeout: 60,
    google_fonts_key: nil }
end

# File lib/fontist/config.rb, line 85
def delete(key)
  @custom_values.delete(key.to_sym)
  persist
end

# File lib/fontist/config.rb, line 115
def fonts_path=(value)
  @custom_values[:fonts_path] = File.expand_path(value.to_s)
  @fonts_path = @custom_values[:fonts_path]
end

# File lib/fontist/config.rb, line 111
def load
  @custom_values = load_config_file
end

# File lib/fontist/config.rb, line 101
def persist
  config_model = self.class.new
  @custom_values.each do |key, value|
    config_model.send("#{key}=", value) if config_model.respond_to?("#{key}=")
  end

  FileUtils.mkdir_p(File.dirname(Fontist.config_path))
  config_model.to_file(Fontist.config_path)
end

# File lib/fontist/config.rb, line 71
def set(key, value)
  attr = key.to_sym
  unless default_values.key?(attr)
    raise Errors::InvalidConfigAttributeError,
          "No such attribute '#{attr}' exists."
  end

  v = normalize_value(value)
  @custom_values[attr] = v
  send("#{attr}=", v) if respond_to?("#{attr}=")

  persist
end

# File lib/fontist/config.rb, line 120
def to_file(path)
  File.write(path, to_yaml)
end

# File lib/fontist/config.rb, line 63
def values
  default_values.merge(@custom_values)
end