git.r.bdr.sh - rbdr/lyricli.rb/blob - lib/lyricli/configuration.rb

   1 module Lyricli
   2   class Configuration
   3
   4     def initialize
   5       @config_path = "~/.lyricli.conf"
   6       @defaults_path = "defaults.json"
   7       @config = nil
   8     end
   9
  10     @@instance = Configuration.new
  11
  12     def self.instance
  13       @@instance
  14     end
  15
  16     def [](key)
  17       load_config unless @config
  18       @config[key]
  19     end
  20
  21     def []=(key, value)
  22       load_config unless @config
  23       @config[key] = value
  24       save_config
  25     end
  26
  27     private_class_method :new
  28
  29     private
  30
  31     # TODO: Apart from this, load a default yml that will be used for this.
  32     # And just extend everything from the user's config.
  33     def load_config
  34       # path = File.expand_path(@config_path)
  35       path_root = File.expand_path(File.dirname(__FILE__))
  36       path = File.join(path_root, @defaults_path)
  37
  38       if File.exists?(path)
  39         file = File.new(path, "r")
  40         @config = MultiJson.decode(file.read)
  41       else
  42         @config = {}
  43       end
  44     end
  45
  46     def save_config
  47       path = File.expand_path(@config_path)
  48       file = File.new(path, "w")
  49       file.print(MultiJson.encode(@config))
  50       file.close
  51     end
  52   end
  53 end