class Babydebugger

# File lib/babydebugger.rb, line 77
def self.comment_out_breakpoints(file)
  self.word = 'commented out'
  file_changed = false
  temp_file = Tempfile.new('tempfile')

  open(file, 'r').each do |l|
    if l.strip[0] == '//'
      temp_file << l
    elsif l.include?('debugger')
      self.lines_modified += 1
      file_changed = true

      temp_file << "#{' ' * l.index('debugger')}\// #{l.strip}\n"
    else
      temp_file << l
    end
  end

  if file_changed
    temp_file.close
    FileUtils.mv(temp_file.path, file)
    self.files_modified += 1
  end
end

# File lib/babydebugger.rb, line 7
def self.go(args)
  Babydebugger.mode = ''
  Babydebugger.lines_modified = 0
  Babydebugger.files_modified = 0

  process_args(args)
  load_files
  print_stats
end

# File lib/babydebugger.rb, line 42
def self.load_files()
  if self.mode == 'r'
    Dir.glob(File.join(".", "**", "*.js")).each { |file| remove_breakpoints(file) }
  elsif self.mode == 'c'
    Dir.glob(File.join(".", "**", "*.js")).each { |file| comment_out_breakpoints(file) }
  elsif self.mode == 'u'
    Dir.glob(File.join(".", "**", "*.js")).each { |file| remove_comments_from_breakpoints(file) }
  elsif self.mode == 'e'
    print_usage
  elsif self.mode == 'h'
    print_help
  end
end

# File lib/babydebugger.rb, line 21
def self.print_help
  print_usage
  puts "-r: Remove breakpoints from files."
  puts "-c: Comment out lines with debugger breakpoints."
  puts "-u: Uncomment lines with debugger breakpoints."
end

# File lib/babydebugger.rb, line 125
def self.print_stats
  if self.lines_modified == 0 && self.files_modified == 0
    puts 'Babydebugger: No changes were made.'
  else
    puts "Babydebugger: #{self.lines_modified} lines were #{self.word} in #{self.files_modified} files."
  end
end

# File lib/babydebugger.rb, line 17
def self.print_usage
  puts "USAGE: babydebugger [option]"
end

# File lib/babydebugger.rb, line 28
def self.process_args(args)
  if args == nil
    self.mode = 'c'
  else
    args = args.gsub('-', '')
    self.mode = 'h' if args == '-help'
    if args.length > 1 || args.scan(/u|r|c|h/).empty?
      self.mode = 'e'
    elsif
      self.mode = args
    end
  end
end

# File lib/babydebugger.rb, line 56
def self.remove_breakpoints(file)
  self.word = 'removed'
  file_changed = false
  temp_file = Tempfile.new('tempfile')

  open(file, 'r').each do |l|
    if l.include?('debugger')
      self.lines_modified += 1
      file_changed = true
    else
      temp_file << l
    end
  end

  if file_changed
    temp_file.close
    FileUtils.mv(temp_file.path, file)
    self.files_modified += 1
  end
end

# File lib/babydebugger.rb, line 102
def self.remove_comments_from_breakpoints(file)
  self.word = 'uncommented'
  file_changed = false
  temp_file = Tempfile.new('tempfile')

  open(file, 'r').each do |l|
    if l.include?('debugger') && l.include?('//')
      spaces = l.index('//')
      temp_file << "#{' ' * spaces}#{l[spaces + 2..l.length]}"
      self.lines_modified += 1
      file_changed = true
    else
      temp_file << l
    end
  end

  if file_changed
    temp_file.close
    FileUtils.mv(temp_file.path, file)
    self.files_modified += 1
  end
end