class Solargraph::Workspace::Config

def calculated
  @calculated ||= included - excluded
end

def domains
  raw_data['domains']
end

def excluded
  return [] if workspace.nil?
  @excluded ||= process_exclusions(@raw_data['exclude'])
end

def glob_is_directory? glob
  File.directory?(glob) || File.directory?(glob_to_directory(glob))
end

def glob_to_directory glob
  glob.gsub(/(\/\*|\/\*\*\/\*\*?)$/, '')
end

def included
  return [] if workspace.nil?
  @included ||= process_globs(@raw_data['include'])
end

def initialize workspace = nil
  @workspace = workspace
  include_globs = ['**/*.rb']
  exclude_globs = ['spec/**/*', 'test/**/*', 'vendor/**/*', '.bundle/**/*']
  unless @workspace.nil?
    sfile = File.join(@workspace, '.solargraph.yml')
    if File.file?(sfile)
      @raw_data = YAML.safe_load(File.read(sfile))
      include_globs = @raw_data['include'] || include_globs
      exclude_globs = @raw_data['exclude'] || []
    end
  end
  @raw_data ||= {}
  @raw_data['include'] ||= include_globs
  @raw_data['exclude'] ||= exclude_globs
  @raw_data['require'] ||= []
  @raw_data['domains'] ||= []
  @raw_data['reporters'] ||= %w[rubocop require_not_found]
  @raw_data['plugins'] ||= []
  @raw_data['require_paths'] ||= []
  @raw_data['max_files'] ||= MAX_FILES
  included
  excluded
end

def max_files
  raw_data['max_files']
end

def plugins
  raw_data['plugins']
end

def process_exclusions globs
  remainder = globs.select do |glob|
    if glob_is_directory?(glob)
      exdir = File.join(workspace, glob_to_directory(glob))
      included.delete_if { |file| file.start_with?(exdir) }
      false
    else
      true
    end
  end
  process_globs remainder
end

def process_globs globs
  result = []
  globs.each do |glob|
    result.concat Dir[File.join workspace, glob].map{ |f| f.gsub(/\\/, '/') }
  end
  result
end

def reporters
  raw_data['reporters']
end

def require_paths
  raw_data['require_paths'] || []
end

def required
  raw_data['require']
end