Class: RubyRich::Console

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby_rich/console.rb

Constant Summary collapse

ESCAPE_SEQUENCES = 
{
  # 方向键
  '[A' => :up,    '[B' => :down,
  '[C' => :right, '[D' => :left,
  # 功能键
  'OP' => :f1, 'OQ' => :f2, 'OR' => :f3, 'OS' => :f4,
  '[15~' => :f5, '[17~' => :f6, '[18~' => :f7,
  '[19~' => :f8, '[20~' => :f9, '[21~' => :f10,
  '[23~' => :f11, '[24~' => :f12,
  # 添加媒体键示例
  '[1~' => :home,    '[4~' => :end,
  # 添加 macOS 功能键
  '[25~' => :audio_mute,
  # 其他
  '[5~' => :page_up, '[6~' => :page_down,
  '[H' => :home, '[F' => :end,
  '[2~' => :insert, '[3~' => :delete      
}.freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Console

Returns a new instance of Console.



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# File 'lib/ruby_rich/console.rb', line 24

def initialize
  @lines = []
  @buffer = []
  @layout = { spacing: 1, align: :left }
  @styles = {}
end

Class Method Details

.clear ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 72

def self.clear
  system('clear')
end

.raw ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 64

def self.raw
  old_state = `stty -g`
  system('stty raw -echo -icanon isig') rescue nil
  yield
ensure
  system("stty #{old_state}") rescue nil
end

Instance Method Details

#add_line(text) ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 110

def add_line(text)
  @lines << text
end

#clear ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 114

def clear
  Kernel.print "\e[H\e[2J"
end

#get_key(input: $stdin) ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 76

def get_key(input: $stdin)
  input.raw(intr: true) do |io|
    char = io.getch
    
    # 优先处理回车键（ASCII 13 = \r，ASCII 10 = \n）
    if char == "\r" || char == "\n"
      return :enter
    end
    # 单独处理 Tab 键（ASCII 9）
    if char == "\t"
      return :tab
    elsif char.ord == 0x07F
      return :backspace
    elsif char == "\e" # 检测到转义序列
      sequence = ''
      begin
        while (c = io.read_nonblock(1))
          sequence << c
        end
      rescue IO::WaitReadable
        retry if IO.select([io], nil, nil, 0.01)
      rescue EOFError
      end
      return ESCAPE_SEQUENCES[sequence] || :escape
    # 处理 Ctrl 组合键（排除 Tab 和回车）
    elsif char.ord.between?(1, 8) || char.ord.between?(10, 26)
      ctrl_char = (char.ord + 64).chr.downcase
      return :"ctrl_#{ctrl_char}"
    else
      char
    end
  end
end

#log(message, *objects, sep: ' ', end_char: "\n") ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 46

def log(message, *objects, sep: ' ', end_char: "\n")
  timestamp = Time.now.strftime("%Y-%m-%d %H:%M:%S")
  log_message = "[#{timestamp}] LOG: #{message} #{objects.map(&:to_s).join(sep)}"
  add_line(log_message)
  render
end

#print(*objects, sep: ' ', end_char: "\n") ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 40

def print(*objects, sep: ' ', end_char: "\n")
  line_text = objects.map(&:to_s).join(sep)
  add_line(line_text)
  render
end

#render ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 118

def render
  clear
  @lines.each_with_index do |line, index|
    formatted_line = format_line(line)
    @buffer << formatted_line
    Kernel.puts formatted_line
    Kernel.puts "\n" * @layout[:spacing] if index < @lines.size - 1
  end
end

#rule(title: nil, characters: '#', style: 'bold') ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 53

def rule(title: nil, characters: '#', style: 'bold')
  rule_line = characters * 80
  if title
    formatted_title = " #{title} ".center(80, characters)
    add_line(formatted_title)
  else
    add_line(rule_line)
  end
  render
end

#set_layout(spacing: 1, align: :left) ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 31

def set_layout(spacing: 1, align: :left)
  @layout[:spacing] = spacing
  @layout[:align] = align
end

#style(name, **attributes) ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 36

def style(name, **attributes)
  @styles[name] = attributes
end

#update_line(index, text) ⇒ Object 



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# File 'lib/ruby_rich/console.rb', line 128

def update_line(index, text)
  return unless index.between?(0, @lines.size - 1)
  @lines[index] = text
  render
end