module Profane

# File lib/profane.rb, line 32
def self.character
  config[:filter_character] || '*'
end

# File lib/profane.rb, line 12
def self.config
  @config ||= set_default_config
end

# File lib/profane.rb, line 8
def self.configure(options)
  config.merge!(options)
end

# File lib/profane.rb, line 20
def self.dictionary
  stringify_keys(load_dictionary)
end

# File lib/profane.rb, line 60
def self.load_custom_yaml_dictionary
  path = config[:dictionary_file]

  if path && File.exist?(path)
    YAML.load(File.read(config[:dictionary_file]))
  else
    {}
  end
end

# File lib/profane.rb, line 36
def self.load_dictionary
  yaml_dictionary = load_yaml_dictionary

  if config[:use_internal_dictionary]
    yaml_dictionary.merge (config[:dictionary] || {})
  else
    config[:dictionary]
  end
end

# File lib/profane.rb, line 56
def self.load_internal_yaml_dictionary
  internal_dictionary = YAML.load(File.read(DICTIONARY_PATH))
end

# File lib/profane.rb, line 46
def self.load_yaml_dictionary
  custom_dictionary = load_custom_yaml_dictionary

  if config[:use_internal_dictionary]
    load_internal_yaml_dictionary.merge custom_dictionary
  else
    custom_dictionary
  end
end

# File lib/profane.rb, line 16
def self.set_default_config
  @config = { use_internal_dictionary: true }
end

# File lib/profane.rb, line 24
def self.stringify_keys(hash)
  hash.keys.each do |key|
    hash[key.to_s] = hash.delete(key)
  end

  hash
end